EP1984252A2 - Verbessertes verfahren zur herstellung umhüllter wasch- oder reinigungsmittel-portionen - Google Patents
Verbessertes verfahren zur herstellung umhüllter wasch- oder reinigungsmittel-portionenInfo
- Publication number
- EP1984252A2 EP1984252A2 EP06829596A EP06829596A EP1984252A2 EP 1984252 A2 EP1984252 A2 EP 1984252A2 EP 06829596 A EP06829596 A EP 06829596A EP 06829596 A EP06829596 A EP 06829596A EP 1984252 A2 EP1984252 A2 EP 1984252A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- film
- acid
- shaped body
- vacuum
- preferred
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- JBGMARMAOJZNSL-UHFFFAOYSA-N heptanoic acid;octanoic acid Chemical compound CCCCCCC(O)=O.CCCCCCCC(O)=O JBGMARMAOJZNSL-UHFFFAOYSA-N 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- TUFOVEWZORBKNG-UHFFFAOYSA-N hexacosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCCCCCCCCCCCC(O)=O TUFOVEWZORBKNG-UHFFFAOYSA-N 0.000 description 1
- BXWNKGSJHAJOGX-UHFFFAOYSA-N hexadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCO BXWNKGSJHAJOGX-UHFFFAOYSA-N 0.000 description 1
- KYYWBEYKBLQSFW-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCC(O)=O KYYWBEYKBLQSFW-UHFFFAOYSA-N 0.000 description 1
- ZILMEHNWSRQIEH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O.CCCCCC(O)=O ZILMEHNWSRQIEH-UHFFFAOYSA-N 0.000 description 1
- PMYUVOOOQDGQNW-UHFFFAOYSA-N hexasodium;trioxido(trioxidosilyloxy)silane Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[O-][Si]([O-])([O-])O[Si]([O-])([O-])[O-] PMYUVOOOQDGQNW-UHFFFAOYSA-N 0.000 description 1
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- 229910001412 inorganic anion Inorganic materials 0.000 description 1
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- OYHQOLUKZRVURQ-IXWMQOLASA-N linoleic acid Natural products CCCCC\C=C/C\C=C\CCCCCCCC(O)=O OYHQOLUKZRVURQ-IXWMQOLASA-N 0.000 description 1
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- KQQKGWQCNNTQJW-UHFFFAOYSA-N linolenic acid Natural products CC=CCCC=CCC=CCCCCCCCC(O)=O KQQKGWQCNNTQJW-UHFFFAOYSA-N 0.000 description 1
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- 229920002521 macromolecule Polymers 0.000 description 1
- 229960004995 magnesium peroxide Drugs 0.000 description 1
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- 239000000594 mannitol Substances 0.000 description 1
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- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 description 1
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
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- YRDNVESFWXDNSI-UHFFFAOYSA-N n-(2,4,4-trimethylpentan-2-yl)prop-2-enamide Chemical compound CC(C)(C)CC(C)(C)NC(=O)C=C YRDNVESFWXDNSI-UHFFFAOYSA-N 0.000 description 1
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- XFHJDMUEHUHAJW-UHFFFAOYSA-N n-tert-butylprop-2-enamide Chemical compound CC(C)(C)NC(=O)C=C XFHJDMUEHUHAJW-UHFFFAOYSA-N 0.000 description 1
- 229910021527 natrosilite Inorganic materials 0.000 description 1
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- KPSSIOMAKSHJJG-UHFFFAOYSA-N neopentyl alcohol Chemical compound CC(C)(C)CO KPSSIOMAKSHJJG-UHFFFAOYSA-N 0.000 description 1
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 description 1
- SXLLDUPXUVRMEE-UHFFFAOYSA-N nonanediperoxoic acid Chemical compound OOC(=O)CCCCCCCC(=O)OO SXLLDUPXUVRMEE-UHFFFAOYSA-N 0.000 description 1
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- RQFLGKYCYMMRMC-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCCCC(O)=O RQFLGKYCYMMRMC-UHFFFAOYSA-N 0.000 description 1
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 1
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- 150000002891 organic anions Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000003346 palm kernel oil Substances 0.000 description 1
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- 108010087558 pectate lyase Proteins 0.000 description 1
- 108020004410 pectinesterase Proteins 0.000 description 1
- HVAMZGADVCBITI-UHFFFAOYSA-M pent-4-enoate Chemical compound [O-]C(=O)CCC=C HVAMZGADVCBITI-UHFFFAOYSA-M 0.000 description 1
- HVAMZGADVCBITI-UHFFFAOYSA-N pent-4-enoic acid Chemical compound OC(=O)CCC=C HVAMZGADVCBITI-UHFFFAOYSA-N 0.000 description 1
- 235000019831 pentapotassium triphosphate Nutrition 0.000 description 1
- ATGAWOHQWWULNK-UHFFFAOYSA-I pentapotassium;[oxido(phosphonatooxy)phosphoryl] phosphate Chemical compound [K+].[K+].[K+].[K+].[K+].[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O ATGAWOHQWWULNK-UHFFFAOYSA-I 0.000 description 1
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- XCRBXWCUXJNEFX-UHFFFAOYSA-N peroxybenzoic acid Chemical compound OOC(=O)C1=CC=CC=C1 XCRBXWCUXJNEFX-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- PATMLLNMTPIUSY-UHFFFAOYSA-N phenoxysulfonyl 7-methyloctanoate Chemical compound CC(C)CCCCCC(=O)OS(=O)(=O)OC1=CC=CC=C1 PATMLLNMTPIUSY-UHFFFAOYSA-N 0.000 description 1
- QCDYQQDYXPDABM-UHFFFAOYSA-N phloroglucinol Chemical compound OC1=CC(O)=CC(O)=C1 QCDYQQDYXPDABM-UHFFFAOYSA-N 0.000 description 1
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- 229920000233 poly(alkylene oxides) Polymers 0.000 description 1
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- BITYAPCSNKJESK-UHFFFAOYSA-N potassiosodium Chemical compound [Na].[K] BITYAPCSNKJESK-UHFFFAOYSA-N 0.000 description 1
- 150000003109 potassium Chemical class 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- WSHYKIAQCMIPTB-UHFFFAOYSA-M potassium;2-oxo-3-(3-oxo-1-phenylbutyl)chromen-4-olate Chemical compound [K+].[O-]C=1C2=CC=CC=C2OC(=O)C=1C(CC(=O)C)C1=CC=CC=C1 WSHYKIAQCMIPTB-UHFFFAOYSA-M 0.000 description 1
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- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- FJWSMXKFXFFEPV-UHFFFAOYSA-N prop-2-enamide;hydrochloride Chemical compound Cl.NC(=O)C=C FJWSMXKFXFFEPV-UHFFFAOYSA-N 0.000 description 1
- UIIIBRHUICCMAI-UHFFFAOYSA-N prop-2-ene-1-sulfonic acid Chemical compound OS(=O)(=O)CC=C UIIIBRHUICCMAI-UHFFFAOYSA-N 0.000 description 1
- HPCIWDZYMSZAEZ-UHFFFAOYSA-N prop-2-enyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC=C HPCIWDZYMSZAEZ-UHFFFAOYSA-N 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
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- CVHZOJJKTDOEJC-UHFFFAOYSA-N saccharin Chemical compound C1=CC=C2C(=O)NS(=O)(=O)C2=C1 CVHZOJJKTDOEJC-UHFFFAOYSA-N 0.000 description 1
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- HFHDHCJBZVLPGP-UHFFFAOYSA-N schardinger α-dextrin Chemical compound O1C(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(O)C2O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC2C(O)C(O)C1OC2CO HFHDHCJBZVLPGP-UHFFFAOYSA-N 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
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- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 239000012418 sodium perborate tetrahydrate Substances 0.000 description 1
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- 239000004328 sodium tetraborate Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- IBDSNZLUHYKHQP-UHFFFAOYSA-N sodium;3-oxidodioxaborirane;tetrahydrate Chemical compound O.O.O.O.[Na+].[O-]B1OO1 IBDSNZLUHYKHQP-UHFFFAOYSA-N 0.000 description 1
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- 230000009967 tasteless effect Effects 0.000 description 1
- KUCOHFSKRZZVRO-UHFFFAOYSA-N terephthalaldehyde Chemical compound O=CC1=CC=C(C=O)C=C1 KUCOHFSKRZZVRO-UHFFFAOYSA-N 0.000 description 1
- QZZGJDVWLFXDLK-UHFFFAOYSA-N tetracosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCCCCCC(O)=O QZZGJDVWLFXDLK-UHFFFAOYSA-N 0.000 description 1
- ZTUXEFFFLOVXQE-UHFFFAOYSA-N tetradecanoic acid Chemical compound CCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCC(O)=O ZTUXEFFFLOVXQE-UHFFFAOYSA-N 0.000 description 1
- 108010031354 thermitase Proteins 0.000 description 1
- UIERETOOQGIECD-ONEGZZNKSA-N tiglic acid Chemical compound C\C=C(/C)C(O)=O UIERETOOQGIECD-ONEGZZNKSA-N 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
- 229960002622 triacetin Drugs 0.000 description 1
- 150000003918 triazines Chemical class 0.000 description 1
- 150000003852 triazoles Chemical class 0.000 description 1
- ZKWDCFPLNQTHSH-UHFFFAOYSA-N tribromoisocyanuric acid Chemical compound BrN1C(=O)N(Br)C(=O)N(Br)C1=O ZKWDCFPLNQTHSH-UHFFFAOYSA-N 0.000 description 1
- OEIXGLMQZVLOQX-UHFFFAOYSA-N trimethyl-[3-(prop-2-enoylamino)propyl]azanium;chloride Chemical compound [Cl-].C[N+](C)(C)CCCNC(=O)C=C OEIXGLMQZVLOQX-UHFFFAOYSA-N 0.000 description 1
- WCTAGTRAWPDFQO-UHFFFAOYSA-K trisodium;hydrogen carbonate;carbonate Chemical compound [Na+].[Na+].[Na+].OC([O-])=O.[O-]C([O-])=O WCTAGTRAWPDFQO-UHFFFAOYSA-K 0.000 description 1
- 125000004417 unsaturated alkyl group Chemical group 0.000 description 1
- HGBOYTHUEUWSSQ-UHFFFAOYSA-N valeric aldehyde Natural products CCCCC=O HGBOYTHUEUWSSQ-UHFFFAOYSA-N 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- KOZCZZVUFDCZGG-UHFFFAOYSA-N vinyl benzoate Chemical compound C=COC(=O)C1=CC=CC=C1 KOZCZZVUFDCZGG-UHFFFAOYSA-N 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 108010068608 xanthan lyase Proteins 0.000 description 1
- 108010083879 xyloglucan endo(1-4)-beta-D-glucanase Proteins 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 150000003752 zinc compounds Chemical class 0.000 description 1
- SRWMQSFFRFWREA-UHFFFAOYSA-M zinc formate Chemical compound [Zn+2].[O-]C=O SRWMQSFFRFWREA-UHFFFAOYSA-M 0.000 description 1
- GAWWVVGZMLGEIW-GNNYBVKZSA-L zinc ricinoleate Chemical compound [Zn+2].CCCCCC[C@@H](O)C\C=C/CCCCCCCC([O-])=O.CCCCCC[C@@H](O)C\C=C/CCCCCCCC([O-])=O GAWWVVGZMLGEIW-GNNYBVKZSA-L 0.000 description 1
- 229940100530 zinc ricinoleate Drugs 0.000 description 1
- MXODCLTZTIFYDV-JHZYRPMRSA-L zinc;(1r,4ar,4br,10ar)-1,4a-dimethyl-7-propan-2-yl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylate Chemical compound [Zn+2].C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C([O-])=O.C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C([O-])=O MXODCLTZTIFYDV-JHZYRPMRSA-L 0.000 description 1
- ZPEJZWGMHAKWNL-UHFFFAOYSA-L zinc;oxalate Chemical compound [Zn+2].[O-]C(=O)C([O-])=O ZPEJZWGMHAKWNL-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
- B65B11/54—Wrapping by causing the wrapper to embrace one end and all sides of the contents, and closing the wrapper onto the opposite end by forming regular or irregular pleats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B49/00—Devices for folding or bending wrappers around contents
- B65B49/16—Pneumatic means, e.g. air jets
Definitions
- the present invention relates to a method for packaging shaped articles in a film, packaged central portions whose enveloping films have no sealing seam, and the use of these central portions.
- the coating of a molded body to be coated provides visually appealing products with a smooth, shiny surface and advantageous haptic properties.
- the coating of moldings is technically complicated and expensive.
- coatings usually have a low material thickness and therefore a low mechanical stability.
- a trough is formed from a first film, the molded body is filled in and the package is closed with a second film by adhesively bonding the two films together.
- the products always have one or more sealing seams, which have a low visual appeal and are also resistant to stress and the effects of solvents such as water or water Dissolve heat. This results in partially or completely opened packaging, from which the molded body can emerge.
- the sealing seams of the packaging in the form of a protruding film edge, since the films are sealed by being placed next to the molded body to be packaged and connected.
- the large number of mandatory process steps is a significant disadvantage of this method.
- the time-intensive process for the production of such packaged moldings are also characterized by a high cost of packaging material.
- the method should be superior to the known methods, particularly with regard to the time efficiency, the number of necessary process steps, the material consumption and thus the costs.
- the subject of the present invention is therefore a process for packaging shaped articles, in which a film is applied to the molding by means of a vacuum, wherein a) the molding is placed between the film and a vacuum guide; b) generates a vacuum by means of the vacuum guide and the film is placed under the action of the vacuum around the shaped body, wherein the shaped body n> 1 surfaces and the film is applied in step b) to all n surfaces of the shaped body.
- n-1 surfaces of the molding are preferably completely covered with the film, while the remaining surface A is covered only partially.
- the surface A is covered with the film by at least 10%, preferably at least 20% and in particular at least 40% of its total area.
- shaped articles can be packaged with less time and material outlay compared to known methods to form visually appealing products.
- the process according to the invention is suitable for packaging shaped articles from numerous fields, in particular from the fields of detergents or cleaners, care, pre-treatment or post-treatment agents, foods and cosmetics. Also the packaging of Toys, stationery or tools is possible by means of the method according to the invention.
- the process according to the invention is particularly preferably used for packaging detergent or cleaning agent portions.
- any body that is to be packaged can be wrapped with film having a sufficiently high intrinsic stability in order to undergo the inventive packaging process.
- Sufficient intrinsic stability in the sense of the invention is a body which, after 2 minutes of resting on a horizontal surface at the temperature at which the packaging process is carried out, per space direction by less than 10%, preferably by less than 5% of the expansion of the shaped body in this spatial direction, has deformed.
- a bar, a tablet or a melt or injection molded product is used in the inventive method as a shaped body. It is also possible to package multiphase tablets, such as gel-phase tablets or combination products of injection or melt-cast products, with tablets and / or bars in the method of the invention.
- Another object of the present invention is accordingly a central portion, in particular a washing or cleaning agent portion, comprising a shaped body and a surrounding body, preferably water-soluble or water-dispersible film without sealing seams, wherein the film on the surface A of the shaped body has an opening whose area smaller than this area A of the molding.
- the shaped body preferably has n surfaces, of the n surfaces of the shaped body n-1 surfaces being completely covered and the surface A only partially covered with film.
- the shaped body to be packed in the method according to the invention preferably has more than 2 surfaces, particularly preferably 3 to 10 surfaces and in particular 6 surfaces. Conceivable is the use of moldings of any shape in the packaging process according to the invention.
- the shaped body preferably has the shape of a prism, particularly preferably the shape of a straight prism and in particular the shape of a cuboid.
- the shaped body is an n-side prism, an n-sided truncated pyramid or an n-sided pyramid and therefore has n edges between the surface A and the n surfaces adjacent to this surface.
- the film is preferably wrapped around at least one of these edges, preferably around at least two of these edges and in particular around all these edges, such that the film partially covers the surface A.
- the area of the opening preferably constitutes between 5 and 90%, preferably between 7.5 and 70% and in particular between 10 and 50% of the area A of the shaped body.
- the middle portion of the invention is preferably coated on the sum of its surfaces to at least 70%, preferably at least 75%, preferably at least 80%, more preferably at least 85%, preferably at least 90% and in particular at least 95% with film ,
- the method according to the invention makes it possible to package shaped articles without forming a protruding edge of the film.
- Advantages of the inventive central portions with flat or curved side surfaces without projecting film parts are in addition to the improved visual impression and improvements in the field of storage and transport.
- the method allows a flexible adjustment of the material thickness of the packaging material.
- a preferred embodiment of the method according to the invention is a method in which a) a shaped body with one of its surfaces is placed on a base so that a contact surface B is formed between the overlying surface A of the molded body and the base, wherein the surface A is larger as the contact surface B, and a film is fed such that the shaped body is located between the base and the film; and b) creating a vacuum by means of the vacuum guide and applying the film to the molding under the influence of the vacuum; wherein the surface A in step b) is partially covered with the film.
- the surface A is that surface of the shaped body facing the base, which is partially in contact with the base.
- the shaped body is placed on the base in such a way that the base surface is completely covered with the molded body.
- the contact area B is less than 90%, preferably less than 80%, preferably less than 70%, more preferably less than 60%, more preferably less than 50%, most preferably less than 40%, preferably less than 30%, more preferably less than 20% and in particular less than 10% of the area A.
- the contact area B is less than 100 cm 2 , preferably less than 10 cm 2 , preferably less than 5 cm 2 , particularly preferably less than 2.5 cm 2, preferably to less than 2 cm 2, most preferably less than 1, 5 cm 2, with preference less than 1 cm 2, with particular preference less than 0.5 cm 2 and preferably less than 0.25 cm 2.
- the vacuum guide is in this embodiment of the method according to the invention preferably in the base. However, it may also be preferable to provide the vacuum guide outside of the socket.
- a vacuum table is preferably used, which is equipped with one or more sockets.
- the vacuum guides are here preferably in the vacuum table surface at a small distance from the / the base (s). This distance is preferably less than 2 cm, preferably less than 1.5 cm, more preferably less than 1 cm and in particular less than 0.5 cm. It is possible to provide more than one, preferably more than two, preferably more than three and in particular more than four vacuum guides per socket.
- the surface A, the contact surface B and / or the base surface is / are planar.
- the socket may have a dome-like, bevelled, tapered, or planar top surface and a round, angular, especially three, four, five, or hexagonal shape, or the shape of a symbol or logo. It is also possible to place the molded body to be packaged on multiple sockets. The center portions produced by such a method accordingly have a plurality of small openings or a large opening in the enveloping film.
- a further preferred embodiment of the process according to the invention is a process in which a) a shaped body with one of its surfaces is placed on a film such that the shaped body is located between the film and a vacuum guide; b) a vacuum is generated by means of the vacuum guide and the film is applied under the action of the vacuum to the molding.
- the vacuum guides or in this embodiment is provided directly above the shaped body to be packaged.
- the surface of the molded body facing the vacuum guide will be referred to as surface A in the following in this embodiment.
- the area A of the shaped body in the inventive method to at least 10%, preferably at least 20%, preferably at least 30%, more preferably at least 40%, more preferably at least 50%, most preferably at least 60%, preferably at least 70%, with particular preference to at least 80% and in particular at least 90% enveloped.
- the molding is preferred to the sum of its surfaces to at least 70%, preferably at least 75%, preferably at least 80%, more preferably to at least 85%, more preferably at least 90% and in particular at least 95% wrapped in foil.
- the film is softened before it is applied to the molding.
- the film is preferably softened by heating / heating or by the action of solvent, in the case of water-soluble or water-dispersible films, preferably by the action of water or steam. It may be preferable to soften the film over its entire area or only partially. In the case where the film is only partially softened, it is preferred to soften the film only at those points which later cover the edges of the shaped article.
- the vacuum applied in step b) of the process according to the invention is preferably from 100 to 950 mbar, preferably from 200 to 900 mbar, more preferably from 300 to 850 mbar and in particular from 400 to 800 mbar.
- the film is preferably in an additional step c) at a distance from the shaped body, which is less than 1 cm, preferably less than 0.5 cm, more preferably less than 0.1 cm and in particular less than 0.05 cm, using mechanical cutting tools, exposure to heat, especially with the aid of laser equipment or melting tools, or by dissolving the film with solvents, water or water vapor.
- this operation is carried out by the action of heat, especially by means of laser devices or melting tools, by pressure or by dissolving the film by means of solvents, water or steam and applying to the molding.
- a central portion is produced, the envelope has an opening.
- Such agents have many advantages over the agents described in the prior art.
- the center portion has no protruding film parts such as sealing seams or excess material and is therefore characterized by a good look and feel.
- the material consumption per molded body to be packaged is kept as low as possible by the inventive method. Further material savings can be made by enlarging the opening.
- a significant advantage of the midportions over coated agents is the easy removability of the package.
- no adhesive bond is formed between the shaped body and the film laid around the shaped body in process step b). Accordingly, moldings and film can be easily and quickly separated from one another, while the coatings described in the prior art are adhered to the entire mold body surface and can not be readily separated / removed by the consumer.
- the film contains a tear strip with which the packaging can be opened by the consumer and the molded body can be removed.
- the film dissolves on contact with the water directly from the molding.
- the molding, or the active ingredients contained in this are released without delay. This effect can be enhanced by disintegrating agents contained in the molded article or film.
- the coating first has to be detached from the molding surface in a planar manner before the active substances of the molding are released.
- the molded body is completely or almost completely covered with foil.
- the molded body is completely or almost completely covered with foil.
- the opening is sealed with another foil.
- the non-film-covered surface of the surface A is before or after
- a further film on the surface A of the molding or the surface A coated with a coating is produced.
- the molded article already partially or completely covered with film or coating on the surface A is subsequently covered with film in process steps a) and b).
- the film applied in steps a) and b) can subsequently be adhesively bonded to the coating or the further film, so that a liquid-tight center portion is formed. It is preferable to dispense with an adhesive bond between the further film or the coating and the film applied in steps a) and b).
- the surface A of the shaped body before passing through the process steps a) and b) to a maximum of 99%, preferably to a maximum of 75%, especially is preferably covered to a maximum of 50% and in particular to a maximum of 25% with film or coating.
- a complete wrapping of the molded article to be packaged can also be achieved if a further film is loosely placed on the surface A of the unpackaged molded article and the film used in process steps a) and b) is placed around the molded article, together with another film.
- an adhesive bond between further film lying loosely on the surface A and the film applied in steps a) and b) is preferably produced in order to again obtain a liquid-tight packaging.
- the rapid release of active substances in liquids such as aqueous media
- the liquid can penetrate into the middle portion and dissolve / disperse the active ingredients. Rapid release of the active ingredients is also accelerated in this case by incorporating disintegrating agents into the active substance-containing molded body and / or the film.
- the further film used in this embodiment of the method according to the invention which has no adhesive connection with the molding, preferably covers a maximum of 100%, preferably not more than 85%, more preferably not more than 70% and in particular not more than 55% of the surface A.
- Another possibility is to cover the non-film-covered surface of the surface A of the molding after passing through steps a) and b) and optionally c) in a further step d) with another film and the further film with the in the Steps a) and b) adhered film to connect.
- an adhesive connection between further film and the shaped body may be additionally formed.
- the further film preferably covers a maximum of 99%, preferably a maximum of 75%, more preferably a maximum of 50% and in particular a maximum of 25% of the surface A.
- the further film comprises the surface A partially or completely and also one or more several other surfaces of the molding partially or completely covered. For cost reasons, however, it is of interest to keep the film consumption as low as possible.
- an adhesive bond is preferably made by the use of heat, especially with the aid of laser devices or melting tools, by pressure or by dissolving the film using solvents, water or steam.
- the adhesive bond is not on the side edges of the molding, but on a form of the body surface, preferably the surface A placed to avoid protruding edges of packaging material.
- a maximum of 70% preferably a maximum of 60%, more preferably a maximum of 50%, preferably a maximum of 40%, preferably a maximum of 30% and in particular a maximum of 20% of the sum of the surfaces of the molded body adhering to film and / or coating.
- the film in the inventive average portion is shrunk onto the shaped body.
- the films used in the process according to the invention are preferably water-soluble or water-dispersible. In addition to the film constituents, they preferably contain washing or cleaning-active components. In order to increase consumer acceptance, preference is given to using films which are transparent or have translucent properties. Transparency is to be understood here as meaning that the transmittance within the visible spectrum of the light (410 to 800 nm) is greater than 20%, preferably greater than 30%, most preferably greater than 40% and in particular greater than 50%. Thus, once a wavelength of the visible spectrum of the light has a transmittance greater than 20%, it is to be regarded as transparent within the meaning of the invention.
- the film in the inventive middle portion preferably has a thickness of from 5 to 500 .mu.m, preferably from 8.5 to 400 .mu.m, particularly preferably from 12 to 300 .mu.m, preferably from 15.5 to 200 .mu.m and in particular from 19 to 100 microns.
- the film in the inventive middle portion preferably has a thickness of from 5 to 500 .mu.m, preferably from 8.5 to 400 .mu.m, particularly preferably from 12 to 300 .mu.m, preferably from 15.5 to 200 .mu.m and in particular from 19 to 100 .mu.m ,
- water-soluble coating comprises one or more materials from the group (optionally acetalized) polyvinyl alcohol (PVAL) and / or PVAL copolymers, polyvinylpyrrolidone, polyethylene oxide, polyethylene glycol, gelatin, cellulose and derivatives thereof, in particular MC, HEC, HPC, HPMC and / or CMC, and / or copolymers and mixtures thereof.
- PVAL polyvinyl alcohol
- PVAL polyvinylpyrrolidone
- polyethylene oxide polyethylene glycol
- gelatin cellulose and derivatives thereof, in particular MC, HEC, HPC, HPMC and / or CMC, and / or copolymers and mixtures thereof.
- the wraps may be mixed with plasticizers known to those skilled in the art in order to increase the flexibility of the material.
- polyvinyl alcohols are particularly preferred as water-soluble polymers.
- Polyvinyl alcohols (abbreviated PVAL, occasionally PVOH) is the name for polymers of the general structure
- polyvinyl alcohols which are available as white-yellowish powders or granules with degrees of polymerization in the range of about 100 to 2500 (molar masses of about 4000 to 100,000 g / mol), have degrees of hydrolysis of 98-99 or 87-89 mol%. , so still contain a residual content of acetyl groups.
- the polyvinyl alcohols are characterized by the manufacturer by indicating the degree of polymerization of the starting polymer, the degree of hydrolysis, the saponification number or the solution viscosity.
- polyvinyl alcohols are soluble in water and a few highly polar organic solvents (formamide, dimethylformamide, dimethyl sulfoxide); They are not attacked by (chlorinated) hydrocarbons, esters, fats and oils.
- Polyvinyl alcohols are classified as toxicologically safe and are biologically at least partially degradable. The water solubility can be reduced by aftertreatment with aldehydes (acetalization), by complexation with Ni or Cu salts or by treatment with dichromates, boric acid or borax.
- Polyvinyl alcohol is largely impermeable to gases such as oxygen, nitrogen, helium, hydrogen, carbon dioxide, but allows water vapor to pass through.
- the water-soluble coating comprises polyvinyl alcohols and / or PVAL copolymers whose degree of hydrolysis is 70 to 100 mol%, preferably 80 to 90 mol%, particularly preferably 81 to 89 mol% and especially 82 to 88 mol%.
- polyvinyl alcohols of a range of molecular weights said process of the invention are preferred in which the water-soluble envelope polyvinyl alcohols and / or PVAL copolymers comprising whose molecular weight ranging from 3,500 to 100,000 gmol '1, preferably from 10,000 to 90,000 gmol "1, more preferably from 12,000 to 80,000 gmol '1 and in particular from 13,000 to 70,000 gmol ' 1 .
- the degree of polymerization of such preferred polyvinyl alcohols is between about 200 to about 2100, preferably between about 220 to about 1890, more preferably between about 240 to about 1680, and most preferably between about 260 to about 1500.
- the water-soluble coating comprises polyvinyl alcohols and / or PVAL copolymers whose average degree of polymerization is between 80 and 700, preferably between 150 and 400, more preferably between 180 and 300 and / or their molecular weight ratio MW (50%). ) to Mw (90%) is between 0.3 and 1, preferably between 0.4 and 0.8 and in particular between 0.45 and 0.6.
- polyvinyl alcohols described above are widely available commercially, for example under the trade name Mowiol ® (Clariant).
- Mowiol ® Commercially, for example under the trade name Mowiol ® (Clariant).
- particularly suitable polyvinyl alcohols are, for example, Mowiol ® 3-83, Mowiol ® 4-88, Mowiol ® 5-88 and Mowiol ® 8-88.
- suitable polyvinyl alcohols are ELVANOL ® 51-05, 52-22, 50-42, 85-82, 75-15, T-25, T-66, 90-50 (trademark of Du Pont), ALCOTEX ® 72.5, 78, B72, F80 / 40, F88 / 4, F88 / 26, F88 / 40, F88 / 47 (trademark of Harlow Chemical Co.), Gohsenol ® NK-05, A-300, AH-22, C-500, GH-20, GL-03, GM-14L, KA-20, KA-500, KH-20, KP-06, N-300, NH-26, NM1 1Q, KZ-06 (Trademark of Nippon Gohsei KK). Also suitable are ERKOL types from Wacker.
- a further preferred group of water-soluble polymers which can serve as a coating according to the invention are the polyvinylpyrrolidones. These are for example under the name Luviskol ® (BASF) sold. Polyvinylpyrrolidones [poly (1-vinyl-2-pyrrolidinones)], abbreviation PVP, are polymers of the general formula (I)
- polyvinylpyrrolidones which are prepared by free-radical polymerization of 1-vinylpyrrolidone by the method of solution or suspension polymerization using free-radical initiators (peroxides, azo compounds) as initiators.
- the ionic polymerization of the monomer provides only low molecular weight products.
- Commercially available polyvinylpyrrolidones have molar masses in the range of about 2500-750000 g / mol, which are characterized by the specification of the K values and - depending on the K value - have glass transition temperatures of 130-175 °. They are offered as white, hygroscopic powders or as aqueous solutions.
- Polyvinylpyrrolidones are readily soluble in water and a variety of organic solvents (alcohols, ketones, glacial acetic acid, chlorinated hydrocarbons, phenols and the like).
- copolymers of vinylpyrrolidone with other monomers in particular vinylpyrrolidone / Vinylester copolymers, as are marketed, for example under the trademark Luviskol ® (BASF).
- Luviskol ® VA 64 and Luviskol ® VA 73, each vinylpyrrolidone / vinyl acetate copolymers are particularly preferred non-ionic polymers.
- the vinyl ester polymers are vinyl ester-accessible polymers having the moiety of the formula (II)
- Copolymers of vinyl acetate with vinylpyrrolidone contain monomer units of the formulas (I) and (II).
- PEG polyethylene glycols
- n can take values between 5 and> 100,000.
- PEGs are prepared industrially by anionic ring-opening polymerization of ethylene oxide (oxirane), usually in the presence of small amounts of water. Depending on the reaction procedure, they have molar masses in the range of about 200-5,000,000 g / mol, corresponding to degrees of polymerization of about 5 to> 100,000.
- PEG polyethylene glycols
- PEOX polyethylene oxides
- gelatine is a polypeptide (molecular weight: about 15,000 to> 250,000 g / mol), which is obtained primarily by hydrolysis of the collagen contained in the skin and bones of animals under acidic or alkaline conditions.
- the amino acid composition of gelatin largely corresponds to that of the collagen from which it was obtained and varies depending on its provenance.
- the use of gelatin as water-soluble coating material is extremely widespread, especially in pharmacy in the form of hard or soft gelatin capsules. In the form of films, gelatin has little use because of its high price compared to the polymers mentioned above.
- Cellulose ethers such as hydroxypropylcellulose, hydroxyethylcellulose and methylhydroxypropylcellulose, as sold, for example, under the trademarks Culminal ® and Benecel ® (AQUALON). Cellulose ethers can be described by the general formula (IV)
- R is H or an alkyl, alkenyl, alkynyl, aryl or alkylaryl radical.
- at least one R in formula (III) is -CH 2 CH 2 CH 2 -OH or -CH 2 CH 2 -OH.
- Cellulose ethers are produced industrially by etherification of alkali cellulose (eg with ethylene oxide). Cellulose ethers are characterized by the average degree of substitution DS or the molar degree of substitution MS 1 which indicate how many hydroxyl groups of an anhydroglucose unit of the cellulose reacted with the etherifying reagent or how many moles of the etherifying agent were attached on average to an anhydroglucose unit.
- Hydroxyethylcelluloses are water-soluble from a DS of about 0.6 or an MS of about 1. Commercially available hydroxyethyl or hydroxypropyl celluloses have degrees of substitution in the range of 0.85-1.35 (DS) and 1.5-3 (MS), respectively. Hydroxyethyl and propylcelluloses are marketed as yellowish-white, odorless and tasteless powders in widely varying degrees of polymerization. Hydroxyethyl and propylcelluloses are soluble in cold and hot water as well as in some (hydrous) organic solvents but insoluble in most (anhydrous) organic solvents; their aqueous solutions are relatively insensitive to changes in pH or electrolyte addition.
- the water-soluble coating comprises hydroxypropylmethylcellulose (HPMC) having a degree of substitution (average number of methoxy groups per anhydroglucose unit of the cellulose) of from 1.0 to 2.0, preferably from 1.4 to 1.9 , and a molar substitution (average number of hydroxypropoxyl groups per anhydroglucose unit of cellulose) of from 0.1 to 0.3, preferably from 0.15 to 0.25.
- HPMC hydroxypropylmethylcellulose
- polymers which are suitable according to the invention are water-soluble amphopolymers.
- Amphoteric polymers ie polymers which contain both free amino groups and free -COOH or SO 3 H groups in the molecule and are capable of forming internal salts, are zwitterionic polymers which contain quaternary ammonium groups in the molecule and -COO ' - or -SO 3 " groups, and such polymers comprising -COOH or SO 3 H groups and quaternary ammonium groups .
- An acrylic resin which is a copolymer of tert-butylaminoethyl methacrylate, N- (1,1,3,3-tetramethylbutyl) acrylamide and two or more monomers from the group consisting of acrylic acid, methacrylic acid and their simple esters, likewise preferred amphopolymers unsaturated carboxylic acids (eg acrylic and methacrylic acid),
- Other suitable amphoteric polymers are for example those available under the names Amphomer ® and Amphomer ® LV-71 (DELFT NATIONAL) octylacrylamide / methyl methacrylate / tert-butylaminoethyl methacrylate / 2-Hydroxypropylmethacrylat- copolymers.
- Water-soluble anionic polymers suitable according to the invention are u. a .:
- Vinyl acetate / crotonic acid copolymers such as, for example, under the names Resyn ® (NATIONAL STARCH) 1 Luviset ® (BASF) and Gafset ® (GAF) in the trade. These polymers also have monomer units of the formula (II) above
- Vinylpyrrolidone / vinyl acrylate copolymers obtainable for example under the trade name Luviflex ® (BASF).
- a preferred polymer is that available under the name Luviflex VBM-35 ® (BASF) vinylpyrrolidone / acrylate terpolymers.
- Such grafted polymers of vinyl esters, esters of acrylic acid or methacrylic acid alone or in admixture with other copolymerizable compounds on polyalkylene glycols are obtained by homogeneous-phase polymerization by reacting the polyalkylene glycols in the monomers of vinyl esters, esters of acrylic acid or methacrylic acid, in The presence of free radical initiator stirs.
- Suitable vinyl esters are, for example, vinyl acetate, vinyl propionate, vinyl butyrate, vinyl benzoate and as esters of acrylic acid or methacrylic acid those with aliphatic alcohols of low molecular weight, ie in particular ethanol, propanol, isopropanol, 1-butanol, 2-butanol, 2-methyl 1-propanol, 2-methyl-2-propanol, 1-pentanol, 2-pentanol, 3-pentanol, 2, 2-dimethyl-1-propanol, 3-methyl-1-butanol; 3-methyl-2-butanol, 2-methyl-2-butanol, 2-methyl-1-butanol, 1-hexanol, are available, proven.
- Polypropylene glycols are polymers of propylene glycol which are of the general formula (VI)
- n can assume values between 1 (propylene glycol) and several thousand.
- n can assume values between 1 (propylene glycol) and several thousand.
- the vinyl acetate copolymers grafted onto polyethylene glycols and the polymers of vinyl acetate and crotonic acid grafted onto polyethylene glycols can be used.
- the polyethylene glycol used has a molecular weight between 200 and several million, preferably between 300 and 30,000.
- the nonionic monomers may be of very different types and of these preferred are: vinyl acetate, vinyl stearate, vinyl laurate, vinyl propionate, allyl stearate, allylaurate, diethyl maleate, allyl acetate, methyl methacrylate, cetyl vinyl ether, stearyl vinyl ether and 1-hexene.
- the non-ionic monomers may equally be of very different types, among which particularly preferably crotonic acid, allyloxyacetic acid, vinylacetic acid, maleic acid, acrylic acid and methacrylic acid are contained in the grafting polymers.
- crosslinking agents used are preferably ethylene glycol dimethacrylate, diallyl phthalate, ortho-, meta- and para-divinylbenzene, tetraallyloxyethane and polyallyl sucrose having 2 to 5 allyl groups per molecule of saccharin.
- the grafted and crosslinked copolymers described above are preferably formed from: i) 5 to 85% by weight of at least one nonionic type monomer, ii) 3 to 80% by weight of at least one ionic type monomer, iii) 2 to 50 wt .-%, preferably 5 to 30 wt .-% polyethylene glycol and iv) 0.1 to 8 wt .-% of a crosslinking agent, wherein the percentage of crosslinking agent by the
- Ratio of the total weights of i), ii) and iii) is formed.
- Copolymers obtainable by copolymerization of at least one monomer of each of the following three groups: i) esters of unsaturated alcohols and short-chain saturated carboxylic acids and / or
- Esters of short-chain saturated alcohols and unsaturated carboxylic acids ii) unsaturated carboxylic acids, iii) esters of long-chain carboxylic acids and unsaturated alcohols and / or esters of the
- Short-chain carboxylic acids or alcohols are to be understood as meaning those having 1 to 8 carbon atoms, it being possible for the carbon chains of these compounds to be interrupted, if appropriate, by divalent hetero groups such as -O-, -NH-, -S--.
- Terpolymers of crotonic acid, vinyl acetate and an allyl or methallyl ester contain monomer units of the general formulas (II) and (IV) (see above) and monomer units of one or more allyl or methallyl esters of the formula (VII):
- R 3 is -H or -CH 3
- R 2 is -CH 3 or -CH
- R 1 is -CH 3 or a saturated straight or branched C ⁇ -alkyl radical and the sum of the
- Carbon atoms in the radicals R 1 and R 2 is preferably 7, 6, 5, 4, 3 or 2.
- the abovementioned terpolymers preferably result from the copolymerization of 7 to 12% by weight of crotonic acid, 65 to 86% by weight, preferably 71 to 83% by weight.
- cationic polymers preferably usable according to the invention as coating polymers are cationic polymers.
- the cationic polymers the permanent cationic polymers are preferred.
- "permanently cationic” refers to those polymers which have a cationic group independently of the pH. These are usually polymers containing a quaternary nitrogen atom, for example in the form of an ammonium group.
- Preferred cationic polymers are, for example, quaternized cellulose derivatives, such as are available under the names of Celquat ® and Polymer JR ® commercially.
- the compounds Celquat ® H 100, Celquat L 200 and Polymer JR ® ® 400 are preferred quaternized cellulose derivatives.
- Polysiloxanes having quaternary groups such as the commercially available products Q2-7224 (manufactured by Dow Corning, a stabilized trimethylsilylamodimethicone), Dow Corning® 929 emulsion (containing a hydroxylamino-modified silicone, also referred to as amodimethicones), SM -2059 (manufacturer: General Electric), SLM-55067 (manufacturer: Wacker) and Abil ® quat 3270 and 3272 (manufacturer: Th. Goldschmidt; di- quaternary Polydime- thylsiloxane, quaternium-80)
- Cationic guar derivatives in particular those sold under the trade names Cosmedia® ® Guar and Jaguar ® products,
- Copolymers of vinylpyrrolidone with quaternized derivatives of dialkylaminoacrylate and - methacrylate such as diethyl sulfate quaternized vinylpyrrolidone dimethylaminomethacrylate copolymers.
- Such compounds are sold under the names Gafquat ® 734 and Gafquat ® 755 commercially.
- Vinylpyrrolidone methoimidazolinium chloride copolymers as offered under the name Luviquat.RTM ®, quaternized polyvinyl alcohol as well as those under the designations
- Polyquaternium 27 known polymers with quaternary nitrogen atoms in the polymer main chain. The polymers mentioned are designated according to the so-called INCI nomenclature.
- Cationic polymers preferred according to the invention are quaternized cellulose derivatives and polymeric dimethyldiallylammonium salts and their copolymers.
- Cationic cellulose derivatives, in particular the commercial product Polymer® JR 400, are very particularly preferred cationic polymers.
- the coating or the film material can contain, in addition to the water-soluble polymer or the water-soluble polymers, further ingredients which in particular improve the processability of the starting materials for the coating.
- plasticizers and release agents should be mentioned here.
- colorants and / or fragrances as well as optical brighteners can be incorporated into the water-soluble sheath in order to achieve aesthetic effects there.
- Hydrophilic, high-boiling liquids can be used according to the invention as plasticizers, it also being possible to use solids which are solid at room temperature as a solution, dispersion or melt.
- plasticizers are selected from the group glycol, di-, tri-, tetra-, penta-, hexa-, hepta-, octa-, nona-, deca-, undeca-, dodecaethylene glycol, glycerol, neopentyl glycol, trimethylolpropane, pentaerythritol, mono -, di-, triglycerides, surfactants, in particular nonionic surfactants, and mixtures thereof.
- Ethylene glycol (1,2-Ethanediol, "Glycol") is a colorless, viscous, sweet-tasting, highly hygroscopic liquid that is miscible with water, alcohols and acetone and has a density of 1.133.
- the solidification point of ethylene glycol is -11.5 C C, the liquid boils at 198 ° C.
- ethylene glycol is recovered from ethylene oxide by heating with water under pressure. Promising manufacturing processes can also be built on the acetoxylation of ethylene and subsequent hydrolysis or on synthesis gas reactions.
- Diethylene glycol (2,2'-oxydiethanol, digol), HO- (CH 2 ) 2 -O- (CH 2 ) 2 -OH, is a colorless, viscous, hygroscopic, sweet-tasting liquid of density 1, 12, at -6 0 C melts and boiling at 245 0 C.
- Diethylenglycol usually abbreviated to diglycol, is prepared from ethylene oxide and ethylene glycol (ethoxylation) and is therefore practically the starting element of the polyethylene glycols (see above).
- Glycerol is a colorless, clear, low-viscous, odorless sweet tasting hygroscopic liquid of a density of 1, 261, which solidifies at 18.2 0 C.
- Glycerol was originally a by-product of fat saponification but is now technically synthesized in large quantities. Most technical processes are based on propene, which is processed into glycerol via the intermediates allyl chloride, epichlorohydrin. Another technical process is the hydroxylation of allyl alcohol with hydrogen peroxide at the WO 3 contact via the step of the glycide.
- Trimethylolpropane [TMP, etriol, etiol, 1, 1, 1-tris (hydroxymethyl) propane] is chemically exactly 2-ethyl-2-hydroxymethyl-1, 3-propanediol and comes in the form of colorless, hygroscopic masses having a melting point of 57 -59 0 C and a boiling point of 160 0 C (7 hPa) in the trade. It is soluble in water, alcohol, acetone, but insoluble in aliphatic and aromatic hydrocarbons. The preparation is carried out by reaction of formaldehyde with butyraldehyde in the presence of alkalis.
- Pentaerythritol [, Penta, PE 2,2-bis (hydroxymethyl) -1, 3-propanediol] is a white crystalline powder having a sweet taste that is not hygroscopic and combustible and a density of 1, 399, a melting point of 262 0 C and a boiling point of 276 0 C (40 hPa) has.
- Pentaerythritol is readily soluble in boiling water, poorly soluble in alcohol and insoluble in benzene, carbon tetrachloride, ether, petroleum ether.
- pentaerythritol is prepared by reacting formaldehyde with acetaldehyde in aqueous solution of Ca (OH) 2 or NaOH at 15-45 0 C.
- a mixed aldol reaction takes place in which reacting formaldehyde as a carbonyl component, acetaldehyde as a methylene component. Due to the high carbonyl activity of formaldehyde, the reaction of acetaldehyde with itself hardly occurs at all.
- the thus formed tris (hydroxymethyl) acetaldehyde is converted with formaldehyde in a crossed Cannizzaro reaction into pentaerythritol and formate.
- Mono-, di-, triglycerides are esters of fatty acids, preferably longer-chain fatty acids with glycerol, wherein depending on the type of glyceride, one, two or three OH-groups of glycerol are esterified.
- the acid component with which the glycerol can be esterified in mono-, di- or triglycerides which can be used according to the invention there are, for example, hexanoic acid (caproic acid), heptanoic acid (octanoic acid), octanoic acid (caprylic acid), nonanoic acid (pelargonic acid), decanoic acid (capric acid), Undecanoic acid, etc.
- fatty acids such as dodecanoic acid (lauric acid), tetradecanoic acid (myristic acid), hexadecanoic acid (palmitic acid), octadecanoic acid (stearic acid), eicosanoic acid (arachic acid), docosanoic acid (behenic acid), tetracosanoic acid is preferred (Lignoceric acid), hexacosanoic acid (cerotic acid), triacotinic acid (melissic acid) and the unsaturated species 9c-hexadecenoic acid (palmitoleic acid), 6c-octadecenoic acid (Petroselinsaure), 6t octadecenoic acid (Petroselaidinklare), 9c octadecenoic acid (oleic acid), 9t octadecenoic acid (Elaidic acid
- the native fatty substances triglycerides
- the modified native fatty substances partially hydrolyzed fats and oils
- fatty acid mixtures can also be prepared by cleavage of native fats and oils and then separated, with the purified fractions subsequently being converted into mono-, di- or triglycerides.
- Acids which are esterified here with the glycerol, in particular coconut oil fatty acid (about 6 wt .-% C 8 , 6 wt .-% C 10 , 48 wt .-% of C 2 , 18 wt .-% C 14 , 10 wt % C 16 , 2% by weight C 18 , 8% by weight C 18 %, 1% by weight C 18 ), palm kernel oil fatty acid (about 4% by weight C 8 , 5% by weight C) 10 , 50 wt .-% C 12 , 15 wt .-% C 14 , 7 wt .-% C 16 , 2 wt .-% C 18 , 15 wt .-% C 18 -, 1 wt .-% C 18 • ⁇ ), Taigfettklare (about 3 wt .-% C 14 , 26 wt .-% C 16 , 2 wt .-% C 16 -,
- % C 16 6% by weight C 16 -, 1% by weight C 17 , 2% by weight C 18 , 70% by weight C 18 -, 10% by weight C 18 -, 0.5 Wt .-% C 18 -), technical palmitic / stearic acid (about 1 wt .-% C 12 , 2 wt .-% C 14 , 45 wt .-% C 16 , 2 wt .-% C 17 , 47 wt .-% C 18 , 1 wt .-% C 18 ) and soybean 2% by weight C 14 , 15% by weight C 16 , 5% by weight C 18 , 25% by weight C 18 -, 45% by weight C 18 -, 7% by weight % C 18 • ⁇ •).
- nonionic surfactants are also suitable as further plasticizers.
- the nonionic surfactants used are preferably alkoxylated, advantageously ethoxylated, in particular primary, alcohols having preferably 8 to 18 carbon atoms and an average of 1 to 12 moles of ethylene oxide (EO) per mole of alcohol, in which the alcohol residue can be linear or preferably methyl-branched in the 2-position or linear and methyl-branched radicals in the mixture can contain, as they are usually present in Oxoalkoholresten.
- EO ethylene oxide
- alcohol ethoxylates with linear radicals of alcohols of natural origin having 12 to 18 carbon atoms, for example of coconut, palm, tallow or oleyl alcohol, and on average 2 to 8 EO per mole of alcohol are preferred.
- the preferred ethoxylated alcohols include, for example, C 12-14 alcohols containing 3 EO or 4 EO, C 9-11 alkoxy with 7 EO, C 13-15 alcohols containing 3 EO, 5 EO, 7 EO or 8 EO, C 12-18 alcohols with 3 EO, 5 EO or 7 EO and mixtures of these, such as mixtures of C 12-14 alcohol with 3 EO and C 12-18 alcohol with 5 EO.
- the degrees of ethoxylation given represent statistical means which, for a particular product, may be an integer or a fractional number.
- Preferred alcohol ethoxylates have a narrow homolog distribution (narrow rank ethoxylates, NRE).
- fatty alcohols with more than 12 EO can also be used. Examples of these are tallow fatty alcohol with 14 EO, 25 EO, 30 EO or 40 EO. With particular preference be used as plasticizers nonionic surfactants having a melting point above room temperature.
- preferred coatings are characterized in that as plasticizer nonionic (s) surfactant (s) having a melting point above 2O 0 C, preferably above 25 0 C, more preferably between 25 and 6O 0 C and in particular between 26.6 and 43 , 3 0 C, are used.
- plasticizer nonionic (s) surfactant (s) having a melting point above 2O 0 C, preferably above 25 0 C, more preferably between 25 and 6O 0 C and in particular between 26.6 and 43 , 3 0 C, are used.
- Suitable nonionic surfactants which have melting or softening points in the temperature range mentioned are, for example, low-foaming nonionic surfactants which may be solid or highly viscous at room temperature. If high-viscosity nonionic surfactants are used at room temperature, it is preferred that they have a viscosity above 20 Pas, preferably above 35 Pas and in particular above 40 Pas. Nonionic surfactants which have waxy consistency at room temperature are also preferred.
- Preferred nonionic surfactants to be used at room temperature are from the groups of the alkoxylated nonionic surfactants, in particular the ethoxylated primary alcohols, and mixtures of these surfactants with structurally complicated surfactants such as
- Polyoxypropylene / polyoxyethylene / polyoxypropylene (PO / EO / PO) surfactants are examples of polyoxypropylene / polyoxyethylene / polyoxypropylene (PO / EO / PO) surfactants.
- the nonionic surfactant having a melting point above room temperature is an ethoxylated nonionic surfactant consisting of the reaction of a monohydroxyalkanol or alkylphenol having 6 to 20 carbon atoms, preferably at least 12 mol, more preferably at least 15 mol, especially at least 20 moles of ethylene oxide per mole of alcohol or alkylphenol emerged.
- a particularly preferred nonionic surfactant which is solid at room temperature is obtained from a straight-chain fatty alcohol having 16 to 20 carbon atoms (C 16 -C 30 -alkanol), preferably a C 18 -alcohol and at least 12 mol, preferably at least 15 mol and in particular at least 20 mol of ethylene oxide , Of these, the so-called “narrow rank ethoxylates" (see above) are particularly preferred.
- ethoxylated nonionic surfactant which are prepared from C 1 -C 4 monohydroxyalkanols or C 6-2 o-alkylphenols or C 16 . 2 o-fatty alcohols and more than 12 moles, preferably more than 15 moles and in particular more than 20 moles of ethylene oxide per mole of alcohol was obtained (s).
- the nonionic surfactant preferably additionally has propylene oxide units in the molecule.
- such PO units make up to 25 wt .-%, more preferably up to 20 wt .-% and in particular up to 15 wt .-% of the total molecular weight of the nonionic surfactant from.
- Particularly preferred nonionic surfactants are ethoxylated monohydroxyalkanols or Alkylphenols additionally having polyoxyethylene-polyoxypropylene block copolymer units.
- the alcohol or alkylphenol part of such nonionic surfactant molecules preferably constitutes more than 30% by weight, more preferably more than 50% by weight and in particular more than 70% by weight of the total molecular weight of such nonionic surfactants.
- More particularly preferred nonionic surfactants having melting points above room temperature contain from 40 to 70% of a polyoxypropylene / polyoxyethylene / polyoxypropylene block polymer blend containing 75% by weight of a reverse block copolymer of polyoxyethylene and polyoxypropylene with 17 moles of ethylene oxide and 44 moles of propylene oxide and 25% by weight. % of a block copolymer of polyoxyethylene and polyoxypropylene initiated with trimethylolpropane and containing 24 moles of ethylene oxide and 99 moles of propylene oxide per mole of trimethylolpropane.
- R 1 is a linear or branched aliphatic hydrocarbon radical having 4 to 18 carbon atoms or mixtures thereof
- R 2 denotes a linear or branched hydrocarbon radical having 2 to 26 carbon atoms or mixtures thereof and x for values between 0.5 and 1, 5 and y is a value of at least 15.
- nonionic surfactants are the end-capped poly (oxyalkylated) nonionic surfactants of the formula
- R 1 and R 2 are linear or branched, saturated or unsaturated, aliphatic or aromatic hydrocarbon radicals having 1 to 30 carbon atoms
- R 3 is H or a methyl, ethyl, n-propyl, iso-propyl, n- Butyl, 2-butyl or 2-methyl-2-butyl radical
- x are values between 1 and 30, k and j are values between 1 and 12, preferably between 1 and 5. If the value x ⁇ 2, each R 3 in the above formula may be different.
- R 1 and R 2 are preferably linear or branched, saturated or unsaturated, aliphatic or aromatic hydrocarbon radicals having 6 to 22 carbon atoms, with radicals having 8 to 18 carbon atoms being particularly preferred.
- R 3 H, -CH 3 or -CH 2 CH 3 are particularly preferred.
- Particularly preferred values for x are in the range from 1 to 20, in particular from 6 to 15.
- each R 3 in the above formula may be different if x ⁇ 2.
- the alkylene oxide unit in the square bracket can be varied.
- the value 3 for x has been selected here by way of example and may well be greater, the range of variation increasing with increasing x values and including, for example, a large number (EO) groups combined with a small number (PO) groups, or vice versa ,
- R 1 , R 2 and R 3 are as defined above and x is from 1 to 30, preferably from 1 to 20 and in particular from 6 to 18. Particularly preferred are surfactants in which the radicals R 1 and R 2 has 9 to 14 C atoms, R 3 is H and x assumes values of 6 to 15.
- plasticizers may be glycerol carbonate, propylene glycol and propylene carbonate.
- Glycerol carbonate is accessible by transesterification of ethylene carbonate or dimethyl carbonate with glycerol, as by-products of ethylene glycol or methanol incurred. Another synthetic route is based on glycidol (2,3-epoxy-1-propanol), which is converted under pressure in the presence of catalysts with CO 2 to glycerol carbonate. Glycerol is a clear, mobile liquid with a density of 1, 398 like "3, boiling at 125-130 0 C (0.15 mbar).
- 1, 3-propanediol 1, 2-propanediol
- 1, 3 Propanediol trimethylene glycol
- 1, 0597 solidifies at -32 ° C and boiling at 214 ° C.
- the preparation of 1, 3-propanediol succeeds from acrolein and water with subsequent catalytic hydrogenation.
- 1, 2-propanediol (propylene glycol), which is an oily, colorless, almost odorless liquid, the density of 1, 0381, which solidifies at -60 0 C and boiling at 188 ° C.
- 1,2-Propanediol is prepared from propylene oxide by water addition.
- Propylene carbonate is a water-bright, easily agitated liquid, with a density of 1, 21 like '3 , the melting point is -49 ° C, the boiling point is 242 ° C.
- Propylene carbonate is industrially accessible by reaction of propylene oxide and CO 2 at 200 ° C and 80 bar.
- additional additives which are preferably in solid form at room temperature.
- pyrogenic silicas such as the commercially available Aerosil ® or precipitated silicas offer.
- Particularly preferred processes according to the invention are characterized in that as further additives one or more materials from the group (preferably finely divided) silica, dispersion powder, high molecular weight polyglycols, stearic acid and / or stearic acid salts, and / or from the group of inorganic salts such as sodium sulfate, calcium chloride and / or from the group of Inclusiontruckner such as urea, cyclodextrin and / or from the group of superabsorbents such as (preferably crosslinked) polyacrylic acid and / or their salts such as Cabloc 5066 / CTF and mixtures thereof, is / are used.
- the shaped body preferably comprises washing or cleaning substances, preferably from the group of builders, surfactants, polymers, bleaching agents, bleach activators, bleach catalysts, enzymes, glass corrosion inhibitors, corrosion inhibitors, disintegration aids, fragrances and perfume carriers. These preferred ingredients will be described in more detail below.
- the builders include, in particular, the zeolites, silicates, carbonates, organic cobuilders and, where there are no ecological prejudices against their use, also the phosphates.
- crystalline layered silicates of general formula NaMSi x O 2x + I • y H 2 O wherein M is sodium or hydrogen, x is a number from 1, 9 to 22, preferably from 1: 9 to 4, wherein particularly preferred Values for x are 2, 3 or 4, and y is a number from 0 to 33, preferably from 0 to 20.
- the crystalline see ichtförm sodium silicates of the formula NaMSi x O 2x + 1 • y H 2 O are sold for example by Clariant GmbH (Germany) under the trade name Na-SKS.
- silicates Na-SKS-1 (Na 2 Si 22 O 45 • x H 2 O, kenyaite), Na-SKS-2 (Na 2 Si 14 O 29 • x H 2 O, magadiite), Na-SKS -3 (Na 2 Si 8 O 17 .xH 2 O) or Na-SKS-4 (Na 2 Si 4 O 9 .xH 2 O, Makatite).
- crystalline layer silicates are particularly suitable of the formula NaMSi x O 2x + 1 • y H 2 O, in which x stands for 2 h.
- x stands for 2 h.
- both SS and Na-sodium ⁇ 2 Si 2 O 5 • y H 2 O and further in particular Na-SKS-5 (CC-Na 2 Si 2 O 5), Na-SKS-7 (R-Na 2 Si 2 O 5, natrosilite), Na-SKS-9 (NaHSi 2 O 5 • H 2 O) 1 Na-SKS-10 (NaHSi 2 O 5 ⁇ 3 H 2 O, kanemite), Na SKS-11 (t-Na 2 Si 2 O 5 ) and Na-SKS-13 (NaHSi 2 O 5 ), but especially Na-SKS-6 (5-Na 2 Si 2 O 5 ) is preferred.
- Washing or cleaning composition preferably contain a weight proportion of crystalline layered silicate of the formula NaMSi x O 2x + 1 • y H 2 O from 0.1 to 20 wt .-%, preferably from 0.2 to 15 wt .-% and in particular of 0.4 to 10 wt .-%, each based on the total weight of these agents.
- amorphous sodium silicates with a Na 2 O: SiO 2 modulus of from 1: 2 to 1: 3.3, preferably from 1: 2 to 1: 2.8 and in particular from 1: 2 to 1: 2.6, which preferably delayed release and have secondary washing properties.
- the dissolution delay compared with conventional amorphous sodium silicates may have been caused in various ways, for example by surface treatment, compounding, compaction / densification or by overdrying.
- amorphous is understood to mean that the silicates do not yield sharp X-ray reflections typical of crystalline substances in X-ray diffraction experiments, but at most one or more maxima of the scattered X-rays having a width of several degrees of diffraction angle , cause.
- X-ray-amorphous silicates are used whose silicate particles give washed-out or even sharp diffraction maxima in electron diffraction experiments. This is to be interpreted as meaning that the products have microcrystalline regions of the size of ten to a few hundred nm, with values of up to max. 50 nm and in particular up to max. 20 nm are preferred.
- Such X-ray amorphous silicates also have a dissolution delay compared to conventional water glasses.
- compacted / compacted amorphous silicates, compounded amorphous silicates and overdried X-ray amorphous silicates are especially preferred.
- the alkali metal phosphates have particular preference of pentasodium or Pentakaliumtriphosphat (sodium or potassium tripolyphosphate) in the detergent and cleaning industry the greatest importance.
- Alkali metal phosphates is the summary term for the alkali metal (especially sodium and potassium) salts of various phosphoric acids, in which one can distinguish metaphosphoric acids (HPO 3 ) n and orthophosphoric H 3 PO 4 in addition to high molecular weight representatives.
- the phosphates combine several advantages: they act as alkali carriers, prevent lime deposits on machine parts or lime incrustations in fabrics and also contribute to the cleaning performance.
- phosphates are the pentasodium triphosphate, Na 5 P 3 O 10 (sodium tripolyphosphate) and the corresponding potassium salt pentapotassium triphosphate, K 5 P 3 O 10 (potassium tripolyphosphate).
- the sodium potassium tripolyphosphates are also preferably used according to the invention.
- phosphates are used as detergents or cleaning agents in the context of the present application
- preferred agents comprise these phosphate (s), preferably alkali metal phosphate (s), particularly preferably pentasodium or pentapotassium triphosphate (sodium or pentasodium) Potassium tripolyphosphate), in amounts of 5 to 80 wt .-%, preferably from 15 to 75 wt .-% and in particular from 20 to 70 wt .-%, each based on the weight of the detergent or cleaning agent.
- alkali metal phosphate preferably pentasodium or pentapotassium triphosphate (sodium or pentasodium) Potassium tripolyphosphate
- 5 to 80 wt .-% preferably from 15 to 75 wt .-% and in particular from 20 to 70 wt .-%, each based on the weight of the detergent or cleaning agent.
- alkali carriers are, for example, alkali metal hydroxides, alkali metal carbonates, alkali metal hydrogencarbonates, alkali metal sesquicarbonates, the alkali metal silicates, alkali metal silicates and mixtures of the abovementioned substances, preference being given to using alkali metal carbonates, in particular sodium carbonate, sodium bicarbonate or sodium sesquicarbonate for the purposes of this invention.
- alkali metal carbonates in particular sodium carbonate, sodium bicarbonate or sodium sesquicarbonate for the purposes of this invention.
- a builder system comprising a mixture of tripolyphosphate and sodium carbonate.
- a builder system comprising a mixture of tripolyphosphate and sodium carbonate and sodium disilicate.
- the alkali metal hydroxides are preferably only in small amounts, preferably in amounts below 10 wt .-%, preferably below 6 wt .-%, more preferably below 4 wt .-% and in particular below 2 wt .-%, each based on the total weight of the detergent or cleaning agent used.
- Particularly preferred are agents which, based on their total weight, contain less than 0.5% by weight and in particular no alkali metal hydroxides.
- compositions which, based on the weight of the washing or cleaning agent, contain less than 20% by weight, preferably less than 17% by weight, preferably less than 13% by weight and in particular less than 9% by weight of carbonate ( e) and / or bicarbonate (s), preferably alkali metal carbonate (s), particularly preferably sodium carbonate.
- organic co-builders are polycarboxylates / polycarboxylic acids, polymeric polycarboxylates, aspartic acid, polyacetals, dextrins, other organic cobuilders (see below) and phosphonates. These classes of substances are described below.
- Useful organic builders are, for example, the polycarboxylic acids which can be used in the form of the free acid and / or their sodium salts, polycarboxylic acids meaning those carboxylic acids which carry more than one acid function. These are, for example, citric acid, adipic acid, succinic acid, glutaric acid, malic acid, tartaric acid, maleic acid, fumaric acid, sugar acids, aminocarboxylic acids, nitrilotriacetic acid (NTA), if such use is not objectionable for ecological reasons, and mixtures of these.
- the free acids also typically have the property of an acidifying component and thus also serve to set a lower and milder pH of detergents or cleaners.
- citric acid, succinic acid, glutaric acid, adipic acid, gluconic acid and any desired mixtures of these can be mentioned here.
- polymeric polycarboxylates for example the alkali metal salts of polyacrylic acid or of polymethacrylic acid, for example those having a relative molecular mass of from 500 to 70,000 g / mol.
- the molecular weights stated for polymeric polycarboxylates are weight-average molar masses M w of the particular acid form, which were determined in principle by means of gel permeation chromatography (GPC), a UV detector being used. The measurement was carried out against an external polyacrylic acid standard, which provides realistic molecular weight values due to its structural relationship with the polymers investigated. These data differ significantly from the molecular weight data, in which polystyrene sulfonic acids are used as standard. The molar masses measured against polystyrenesulfonic acids are generally significantly higher than the molecular weights specified in this document.
- Suitable polymers are, in particular, polyacrylates which preferably have a molecular weight of 2,000 to 20,000 g / mol. Because of their superior solubility, the short-chain polyacrylates, which have molar masses of from 2000 to 10000 g / mol, and particularly preferably from 3000 to 5000 g / mol, may again be preferred from this group.
- copolymeric polycarboxylates in particular those of acrylic acid with methacrylic acid and of acrylic acid or methacrylic acid with maleic acid.
- Copolymers of acrylic acid with maleic acid which contain 50 to 90% by weight of acrylic acid and 50 to 10% by weight of maleic acid have proven to be particularly suitable.
- Their relative molecular weight, based on free acids is generally from 2000 to 70000 g / mol, preferably from 20,000 to 50,000 g / mol and in particular from 30,000 to 40,000 g / mol.
- the (co) polymeric polycarboxylates can be used either as a powder or as an aqueous solution.
- the content of detergents or cleaners to (co) polymeric polycarboxylates is preferably 0.5 to 20 wt .-% and in particular 3 to 10 wt .-%.
- the polymers may also contain allylsulfonic acids such as allyloxybenzenesulfonic acid and methallylsulfonic acid as a monomer.
- biodegradable polymers of more than two different monomer units for example those which contain as monomers salts of acrylic acid and maleic acid and vinyl alcohol or vinyl alcohol derivatives or as monomers salts of acrylic acid and 2-alkylallylsulfonic acid and sugar derivatives ,
- copolymers are those which have as their monomers acrolein and acrylic acid / acrylic acid salts or acrolein and vinyl acetate.
- polymeric aminodicarboxylic acids their salts or their precursors. Particular preference is given to polyaspartic acids or their salts.
- polyacetals which can be obtained by reacting dialdehydes with polyolcarboxylic acids which have 5 to 7 C atoms and at least 3 hydroxyl groups.
- Preferred polyacetals are obtained from dialdehydes such as glyoxal, glutaraldehyde, terephthalaldehyde and mixtures thereof and from polyol carboxylic acids such as gluconic acid and / or glucoheptonic acid.
- Further suitable organic builder substances are dextrins, for example oligomers or polymers of carbohydrates, which can be obtained by partial hydrolysis of starches. The hydrolysis can be carried out by customary, for example acid or enzyme catalyzed processes.
- it is hydrolysis products having average molecular weights in the range of 400 to 500,000 g / mol.
- a polysaccharide with a dextrose equivalent (DE) in the range from 0.5 to 40, in particular from 2 to 30 is preferred, DE being a common measure of the reducing action of a polysaccharide compared to dextrose, which has a DE of 100 , is.
- DE dextrose equivalent
- Usable are both maltodextrins with a DE between 3 and 20 and dry glucose syrups with a DE between 20 and 37 and so-called yellow dextrins and white dextrins with higher molecular weights in the range from 2000 to 30,000 g / mol.
- oxidized derivatives of such dextrins are their reaction products with oxidizing agents which are capable of oxidizing at least one alcohol function of the saccharide ring to the carboxylic acid function.
- Ethylenediamine-N, N '- disuccinate (EDDS) is preferably in the form of its sodium or magnesium salts.
- glycerol disuccinates and glycerol trisuccinates are also preferred in this context. Suitable amounts are in zeolithissen and / or silicate-containing formulations at 3 to 15 wt .-%.
- organic cobuilders are, for example, acetylated hydroxycarboxylic acids or their salts, which may optionally also be present in lactone form and which contain at least 4 carbon atoms and at least one hydroxyl group and a maximum of two acid groups.
- the group of surfactants includes nonionic, anionic, cationic and amphoteric surfactants.
- nonionic surfactants it is possible to use all nonionic surfactants known to the person skilled in the art.
- Suitable nonionic surfactants are, for example, alkyl glycosides of the general formula RO (G) x in which R is a primary straight-chain or methyl-branched, in particular 2-methyl-branched aliphatic radical having 8 to 22, preferably 12 to 18 carbon atoms and G is the symbol that is for a glycose unit with 5 or 6 C atoms, preferably for glucose.
- the degree of oligomerization x which indicates the distribution of monoglycosides and oligoglycosides, is an arbitrary number between 1 and 10; preferably x is 1, 2 to 1, 4.
- nonionic surfactants used either as the sole nonionic surfactant or in combination with other nonionic surfactants are alkoxylated, preferably ethoxylated or ethoxylated and propoxylated fatty acid alkyl esters, preferably having from 1 to 4 carbon atoms in the alkyl chain.
- Nonionic surfactants of the amine oxide type for example N-cocoalkyl-N, N-dimethylamine oxide and N-tallowalkyl-N, N-dihydroxyethylamine oxide, and the fatty acid alkanolamides may also be suitable.
- the amount of these nonionic surfactants is preferably not more than that of the ethoxylated fatty alcohols, especially not more than half thereof.
- surfactants are polyhydroxy fatty acid amides of the formula
- R is an aliphatic acyl radical having 6 to 22 carbon atoms
- R 1 is hydrogen, an alkyl or hydroxyalkyl radical having 1 to 4 carbon atoms
- [Z] is a linear or branched polyhydroxyalkyl radical having 3 to 10 carbon atoms and 3 to 10 hydroxyl groups.
- the polyhydroxy fatty acid amides are known substances which can usually be obtained by reductive amination of a reducing sugar with ammonia, an alkylamine or an alkanolamine and subsequent acylation with a fatty acid, a fatty acid alkyl ester or a fatty acid chloride.
- the group of polyhydroxy fatty acid amides also includes compounds of the formula
- R is a linear or branched alkyl or alkenyl radical having 7 to 12 carbon atoms
- R 1 is a linear, branched or cyclic alkyl radical or an aryl radical having 2 to 8 carbon atoms
- R 2 is a linear, branched or cyclic alkyl radical or an aryl radical or an oxy-alkyl radical having 1 to 8 carbon atoms
- Ci -4 -AIKyI- or phenyl radicals are preferred
- [Z] is a linear polyhydroxyalkyl radical whose alkyl chain is substituted with at least two hydroxyl groups, or alkoxylated, preferably ethoxylated or propoxylated derivatives of this radical.
- [Z] is preferably obtained by reductive amination of a reduced sugar, for example glucose, fructose, maltose, lactose, galactose, mannose or xylose.
- a reduced sugar for example glucose, fructose, maltose, lactose, galactose, mannose or xylose.
- the N-alkoxy- or N-aryloxy-substituted compounds can be converted into the desired polyhydroxy fatty acid amides by reaction with fatty acid methyl esters in the presence of an alkoxide as catalyst.
- washing or cleaning agents in particular automatic dishwashing detergents, contain nonionic surfactants from the group of the alkoxylated alcohols.
- the nonionic surfactants used are preferably alkoxylated, advantageously ethoxylated, in particular primary, alcohols having preferably 8 to 18 carbon atoms and an average of 1 to 12 moles of ethylene oxide (EO) per mole of alcohol, in which the alcohol residue can be linear or preferably methyl-branched in the 2-position or linear and methyl-branched radicals in the mixture can contain, as they are usually present in Oxoalkoholresten.
- EO ethylene oxide
- alcohol ethoxylates with linear radicals of alcohols of natural origin having 12 to 18 carbon atoms, for example of coconut, palm, tallow or oleyl alcohol, and on average 2 to 8 moles of EO per mole of alcohol are preferred.
- Preferred ethoxylated alcohols include, for example, C 12th 14 - Alcohols with 3 EO or 4 EO, C 9-11 -AlkOhOl with 7 EO, C 13-15 alcohols with 3 EO, 5 EO, 7 EO or 8 EO, C 12 .
- the stated degrees of ethoxylation represent statistical averages, which may correspond to a particular product of an integer or a fractional number.
- Preferred alcohol ethoxylates have a narrow homolog distribution (narrow rank ethoxylates, NRE).
- fatty alcohols with more than 12 EO can also be used. Examples of these are tallow fatty alcohol with 14 EO, 25 EO, 30 EO or 40 EO.
- ethoxylated nonionic surfactants which are selected from C 6-20 monohydroxyalkanols or C 6 . 2 o-alkylphenols or C 16 - 2 o-fatty alcohols and more than 12 moles, preferably more than 15 moles and in particular more than 20 moles of ethylene oxide per mole of alcohol were used.
- a particularly preferred nonionic surfactant is obtained from a straight-chain fatty alcohol having 16 to 20 carbon atoms (C 16-20 alcohol), preferably a C 18 -alcohol and at least 12 mol, preferably at least 15 mol and especially at least 20 mol of ethylene oxide.
- the so-called “narrow ranks ethoxylates" are particularly preferred.
- further combinations of one or more Taigfettalkoholen be used with 20 to 30 EO and silicone defoamers.
- Nonionic surfactants which have a melting point above room temperature.
- nonionic surfactants which have melting or softening points in the temperature range mentioned are, for example, low-foaming nonionic surfactants which may be solid or highly viscous at room temperature. If nonionic surfactants are used which are highly viscous at room temperature, it is preferred that they have a viscosity above 20 Pas, preferably above 35 Pas and in particular above 40 Pas. Also, nonionic surfactants having waxy consistency at room temperature are preferred depending on their purpose.
- Nonionic surfactants from the group of alkoxylated alcohols are also used with particular preference.
- the nonionic surfactant solid at room temperature preferably has propylene oxide units in the molecule.
- such PO units make up to 25 wt .-%, more preferably up to 20 wt .-% and in particular up to 15 wt .-% of the total molecular weight of the nonionic surfactant from.
- Particularly preferred nonionic surfactants are ethoxylated monohydroxyalkanols or alkylphenols which additionally have polyoxyethylene-polyoxypropylene block copolymer units.
- the alcohol or alkylphenol content of such nonionic surfactant molecules preferably makes up more than 30% by weight, more preferably more than 50% by weight and in particular more than 70% by weight, of the total molecular weight of such nonionic surfactants.
- Preferred agents are characterized in that they contain ethoxylated and propoxylated nonionic surfactants in which the propylene oxide units in the molecule up to 25 wt .-%, preferably up to 20 wt .-% and in particular up to 15 wt .-% of the total molecular weight of the nonionic Make up surfactants.
- surfactants come from the groups of alkoxylated nonionic surfactants, in particular the ethoxylated primary alcohols and mixtures of these surfactants with structurally complicated surfactants such as polyoxypropylene / polyoxyethylene / polyoxypropylene ((PO / EO / PO) surfactants).
- Such (PO / EO / PO) nonionic surfactants are also characterized by good foam control.
- nonionic surfactants having melting points above room temperature contain from 40 to 70% of a polyoxypropylene / polyoxyethylene / polyoxypropylene block polymer blend containing 75% by weight of a reverse block copolymer of polyoxyethylene and polyoxypropylene with 17 moles of ethylene oxide and 44 moles of propylene oxide and 25% by weight.
- nonionic surfactants have been low foaming nonionic surfactants which have alternating ethylene oxide and alkylene oxide units.
- surfactants with EO-AO-EO-AO blocks are preferred, wherein in each case one to ten EO or AO groups are bonded to each other before a block of the other groups follows.
- R 1 is a straight-chain or branched, saturated or mono- or polyunsaturated C 6-24 alkyl or alkenyl radical; each group R 2 or R 3 is independently selected from -CH 3 , -CH 2 CH 3 , -CH 2 CH 2 -CH 3 , CH (CH 3 ) 2 and the indices w, x, y, z independently stand for integers from 1 to 6.
- the preferred nonionic surfactants of the above formula can be prepared by known methods from the corresponding alcohols R 1 -OH and ethylene or alkylene oxide.
- the radical R 1 in the above formula may vary depending on the origin of the alcohol. If native sources are used, the radical R 1 has an even number of carbon atoms and is usually unbranched, the linear radicals being selected from alcohols of natural origin having 12 to 18 C atoms, for example from coconut, palm, tallow or Oleyl alcohol, are preferred.
- Alcohols which are accessible from synthetic sources are, for example, the Guerbet alcohols or methyl-branched or linear and methyl-branched radicals in the 2-position, as usually present in oxo alcohol radicals.
- nonionic surfactants in which R 1 in the above formula is an alkyl radical having 6 to 24, preferably 8 to 20, particularly preferably 9 to 15 and in particular 9 to 11 Carbon atoms.
- alkylene oxide unit which is contained in the preferred nonionic surfactants in alternation with the ethylene oxide unit, in particular butylene oxide is considered in addition to propylene oxide.
- R 2 or R 3 are independently selected from -CH 2 CH 2 -CH 3 or -CH (CH 3 ) 2 are suitable.
- nonionic surfactants which have a C 9 . 15 alkyl having 1 to 4 ethylene oxide units, followed by 1 to 4 propylene oxide units, followed by 1 to 4 ethylene oxide units, followed by 1 to 4 propylene oxide units.
- These surfactants have the required low viscosity in aqueous solution and can be used according to the invention with particular preference.
- R 1 is -CH (OH) CH 2 O- (AO) w - (AO) x - (A "O) y - (A '" O) z -R 2 in which
- R 1 and R 2 independently represent a straight-chain or branched, saturated or mono- or polyunsaturated C 2-4 o-alkyl or alkenyl radical;
- A, A ', A "and A'" independently of one another are radicals from the group -CH 2 Cl-I 2 , -CH 2 CH 2 -CH 2 , -CH 2 -CH (CH 3 ), -CH 2 - CH 2 - CH 2 -CH 2 , -CH 2 -CH (CHs) -CH 2 -, -CH 2 -CH (CH 2 -CH 3 ); and
- w, x, y and z are values between 0.5 and 90, where x, y and / or z can also be 0 are preferred according to the invention.
- radical R 1 which is linear or branched, saturated or unsaturated, aliphatic or aromatic hydrocarbon radicals having 2 to 30 carbon atoms, preferably having 4 to 22 carbon atoms, furthermore a linear or branched, saturated or unsaturated, aliphatic or aromatic hydrocarbon radical R 2 having from 1 to 30 carbon atoms, where x is between 1 and 90, preferably between 40 and 80, and especially between 40 and 60.
- R 1 is a linear or branched aliphatic hydrocarbon radical having 4 to 18 carbon atoms or mixtures thereof
- R 2 denotes a linear or branched hydrocarbon radical having 2 to 26 carbon atoms or mixtures thereof and x for values between 0.5 and 1, 5 and y is a value of at least 15.
- Particular preference is furthermore given to those end-capped poly (oxyalkylated) nonionic surfactants of the formula
- R 1 and R 2 independently of one another are a linear or branched, saturated or mono- or polyunsaturated hydrocarbon radical having 2 to 26 carbon atoms
- R 3 is independently selected from -CH 3 , -CH 2 CH 3 , - CH 2 CH 2 -CH 3 , -CH (CH 3 ) 2 , but preferably represents -CH 3
- nonionic surfactants are the end-capped poly (oxyalkylated) nonionic surfactants of the formula
- R 1 and R 2 are linear or branched, saturated or unsaturated, aliphatic or aromatic hydrocarbon radicals having 1 to 30 carbon atoms
- R 3 is H or a methyl, ethyl, n-propyl, iso-propyl, n- Butyl, 2-butyl or 2-methyl-2-butyl radical
- x are values between 1 and 30, k and j are values between 1 and 12, preferably between 1 and 5.
- each R 3 in the above formula R 1 O [CH 2 CH (R 3 ) O] x [CH 2 ] k CH (OH) [CH 2 ] j OR 2 may be different.
- R 1 and R 2 are preferably linear or branched, saturated or unsaturated, aliphatic or aromatic hydrocarbon radicals having 6 to 22 carbon atoms, with radicals having 8 to 18 carbon atoms being particularly preferred.
- R 3 H, -CH 3 or -CH 2 CH 3 are particularly preferred.
- Particularly preferred values for x are in the range from 1 to 20, in particular from 6 to 15.
- each R 3 in the above formula may be different if x> 2.
- the alkylene oxide unit in the square bracket can be varied.
- the value 3 for x has been selected here by way of example and may well be greater, the range of variation increasing with increasing x values and including, for example, a large number (EO) groups combined with a small number (PO) groups, or vice versa ,
- R 1 , R 2 and R 3 are as defined above and x is from 1 to 30, preferably from 1 to 20 and in particular from 6 to 18. Particularly preferred are surfactants in which the radicals R 1 and R 2 has 9 to 14 C atoms, R 3 is H and x assumes values of 6 to 15.
- the stated C chain lengths and degrees of ethoxylation or degrees of alkoxylation of the abovementioned nonionic surfactants represent statistical mean values which, for a specific product, may be an integer or a fractional number. Due to the manufacturing process, commercial products of the formulas mentioned are usually not made of an individual representative, but of mixtures, which may result in mean values for the C chain lengths as well as for the degrees of ethoxylation or degrees of alkoxylation and subsequently broken numbers.
- nonionic surfactants can be used not only as individual substances, but also as surfactant mixtures of two, three, four or more surfactants.
- Mixtures of surfactants are not mixtures of nonionic surfactants which fall in their entirety under one of the abovementioned general formulas, but rather mixtures which contain two, three, four or more nonionic surfactants which can be described by different general formulas ,
- cationic active substances for example, cationic compounds of the following formulas can be used:
- the content of cationic and / or amphoteric surfactants is preferably less than 6% by weight, preferably less than 4% by weight, very particularly preferably less than 2% by weight and in particular less than 1% by weight. %. Automatic dishwashing detergents containing no cationic or amphoteric surfactants are particularly preferred.
- the group of polymers includes, in particular, the washing or cleaning-active polymers, for example the rinse aid polymers and / or polymers which act as softeners.
- the washing or cleaning-active polymers for example the rinse aid polymers and / or polymers which act as softeners.
- cationic, anionic and amphoteric polymers can be used in detergents or cleaners in addition to nonionic polymers.
- “Cationic polymers” for the purposes of the present invention are polymers which carry a positive charge in the polymer molecule, which can be realized, for example, by (alkyl) ammonium groups or other positively charged groups present in the polymer chain quaternized cellulose derivatives, the polysiloxanes with quaternary groups, the cationic guar derivatives, the polymeric dimethyldiallylammonium salts and their copolymers with esters and amides of acrylic acid and methacrylic acid, the copolymers of vinylpyrrolidone with quaternized derivatives of the dialkylamino acrylate and methacrylate, the vinylpyrrolidone-methoimidazolinium chloride copolymers, the quaternized polyvinyl alcohols or the polymers specified under the INCI names Polyquaternium 2, Polyquaternium 17, Polyquaternium 18 and Polyquaternium 27.
- amphoteric polymers further comprise, in addition to a positively charged group in the polymer chain, also negatively charged groups or monomer units. These groups may, for example, be carboxylic acids, sulfonic acids or phosphonic acids.
- particularly preferred cationic or amphoteric polymers contain as monomer unit a compound of the general formula
- R 1 and R 4 are each independently H or a linear or branched hydrocarbon radical having 1 to 6 carbon atoms;
- R 2 and R 3 are independently an alkyl, hydroxyalkyl, or aminoalkyl group in which the alkyl group is linear or branched and has from 1 to 6 carbon atoms, preferably a methyl group;
- x and y independently represent integers between 1 and 3.
- X represents a counterion, preferably a counterion selected from the group consisting of chloride, bromide, iodide, sulfate, hydrogensulfate, methosulfate, laurylsulfate, dodecylbenzenesulfonate, p-toluenesulfonate (tosylate), cumene sulfonate, xylenesulfonate, phosphate, citrate, formate, acetate or mixtures thereof.
- a counterion selected from the group consisting of chloride, bromide, iodide, sulfate, hydrogensulfate, methosulfate, laurylsulfate, dodecylbenzenesulfonate, p-toluenesulfonate (tosylate), cumene sulfonate, xylenesulfonate, phosphate, citrate, formate, acetate
- Preferred radicals R 1 and R 4 in the above formula are selected from -CH 3, -CH 2 -CH 3, - CH 2 -CH 2 -CH 3, -CH (CH 3) -CH 3, -CH 2 -OH , -CH 2 -CH 2 -OH, -CH (OH) -CH 3 , -CH 2 -CH 2 -OH, -CH 2 -CH (OH) -CH 3 , -CH (OH) -CH 2 -CH 3 , and - (CH 2 CH 2 -O) n H.
- cationic or amphoteric polymers contain a monomer unit of the general formula
- R1HC R2 C-C (O) -NH- (CH 2) -N + R3R4R5
- X ' in the R 1 , R 2 , R 3 , R 4 and R 5 are independently of one another a linear or branched, saturated or unsaturated alkyl or hydroxyalkyl radical having 1 to 6 carbon atoms, preferably a linear or branched alkyl radical selected from CH 3 , -CH 2 -CH 3 , -CH 2 - CH 2 -CH 3 , -CH (CH 3 J-CH 3 , -CH 2 -OH, -CH 2 -CH 2 -OH, -CH (OH) -CH 3 , -CH 2 -CH 2 -CH 2 -OH, -CH 2 - CH (OH) -CH 3 , -CH (OH) -CH 2 -CH 3 , and - (CH 2 CH 2 -O) n is H and x is an integer between 1 and 6.
- amphoteric polymers have not only cationic groups but also anionic groups or monomer units.
- anionic monomer units are derived, for example, from the group of linear or branched, saturated or unsaturated carboxylates, linear or branched, saturated or unsaturated phosphonates, linear or branched, saturated or unsaturated sulfates or linear or branched, saturated or unsaturated sulfonates.
- Preferred monomer units are acrylic acid, (meth) acrylic acid, (dimethyl) acrylic acid, (ethyl) acrylic acid, cyanoacrylic acid, vinylessingic acid, allylacetic acid, crotonic acid, maleic acid, fumaric acid, cinnamic acid and its derivatives, allylsulfonic acids such as allyloxybenzenesulfonic acid and methallylsulfonic acid or the allylphosphonic acids.
- Preferred usable amphoteric polymers are selected from the group of the alkylacrylamide / acrylic acid copolymers, the alkylacrylamide / methacrylic acid copolymers, the alkylacrylamide / methylmethacrylic acid copolymers, the alkylacrylamide / acrylic acid / alkylaminoalkyl (meth) acrylic acid copolymers, the
- Preferably usable zwitterionic polymers are selected from the group of acrylamidoalkyltrialkylammonium chloride / acrylic acid copolymers and their alkali metal and ammonium salts, the acrylamidoalkyltrialkylammonium chloride / methacrylic acid copolymers and their alkali metal and ammonium salts and the methacroylethylbetaine / methacrylate copolymers.
- amphoteric polymers which comprise, in addition to one or more anionic monomers as cationic monomers, methacrylamidoalkyltrialkylammonium chloride and dimethyl (diallyl) ammonium chloride.
- amphoteric polymers are selected from the group of methacrylamidoalkyl trialkyl ammonium chloride / dimethyl (diallyl) ammonium chloride / acrylic acid copolymers, the methacrylamidoalkyl trialkyl ammonium chloride / dimethyl (diallyl) ammonium chloride / methacrylic acid copolymers and the Methac ⁇ lamidoalkyltrialkylammoniumchlorid / dimethyl (diallyl) ammonium chloride / alkyl (meth) acrylic acid copolymers and their alkali metal and ammonium salts.
- amphoteric polymers from the group of the methacrylamidopropyltrimethylammonium chloride / dimethyl (diallyl) ammonium chloride / acrylic acid copolymers, the methacrylamidopropyltrimethylammonium chloride / dimethyldiallylammonium chloride / acrylic acid copolymers and the methacrylamidopropyltrimethylammonium chloride / dimethyl (diallyl) ammonium chloride / alkyl (meth) acrylic acid copolymers as well as their alkali and ammonium salts.
- the polymers are present in prefabricated form.
- Coating compositions preferably by means of water-soluble or water-dispersible natural or synthetic polymers; the encapsulation of the polymers by means of water-insoluble, fusible
- Coating composition preferably by means of water-insoluble coating agent from the
- Support materials from the group of washing or cleaning-active substances particularly preferably from the group of builders (builders) or cobuilders.
- Detergents or cleaning agents contain the aforementioned cationic and / or amphoteric polymers preferably in amounts of between 0.01 and 10 wt .-%, each based on the total weight of the detergent or cleaning agent. In the context of the present application, however, preference is given to those detergents or cleaners in which the weight fraction of the cationic and / or amphoteric polymers is between 0.01 and 8% by weight, preferably between 0.01 and 6% by weight, preferably between 0.01 and 4 wt .-%, more preferably between 0.01 and 2 wt .-% and in particular between 0.01 and 1 wt .-%, each based on the total weight of the automatic dishwashing agent amounts.
- polymers effective as a softener are the sulfonic acid-containing polymers which are used with particular preference.
- sulfonic acid-containing polymers are copolymers of unsaturated carboxylic acids, sulfonic acid-containing monomers and optionally other ionic or nonionic monomers.
- R 1 to R 3 independently of one another are -H, -CH 3 , a straight-chain or branched saturated alkyl radical having 2 to 12 carbon atoms, a straight-chain or branched, mono- or polyunsaturated alkenyl radical having 2 to 12 carbon atoms, NH 2 , -OH or -COOH substituted alkyl or alkenyl radicals or -COOH or -COOR 4 , wherein R 4 is a saturated or unsaturated, straight-chain or branched hydrocarbon radical having 1 to 12 carbon atoms.
- Particularly preferred monomers containing sulfonic acid groups are 1-acrylamido-1-propanesulfonic acid, 2-acrylamido-2-propanesulfonic acid, 2-acrylamido-2-methyl-1 propanesulfonic acid, 2-methacrylamido-2-methyl-1-propanesulfonic acid, 3-methacrylamido-2-hydroxypropanesulfonic acid, allylsulfonic acid, methallylsulfonic acid, allyloxybenzenesulfonic acid, methallyloxybenzenesulfonic acid, 2-hydroxy-3- (2-propenyloxy) propanesulfonic acid, 2-methyl-2 - propenylsulfonic acid, styrenesulfonic acid, vinylsulfonic acid, 3-sulfopropyl acrylate, 3-sulfopropyl methacrylate, sulfomethacrylamide, sulfomethylmethacrylamide and water-soluble salts of said acids.
- Particularly suitable other ionic or nonionic monomers are ethylenically unsaturated compounds.
- the content of the polymers used in these other ionic or nonionic monomers is preferably less than 20% by weight, based on the polymer.
- the copolymers may contain the monomers from groups i) and ii) and, if appropriate, iii) in varying amounts, it being possible for all representatives from group i) to be combined with all representatives from group ii) and all representatives from group iii).
- Particularly preferred polymers have certain structural units, which are described below.
- copolymers which are structural units of the formula are preferred.
- These polymers are prepared by copolymerization of acrylic acid with a sulfonic acid-containing acrylic acid derivative.
- acrylic acid derivative containing sulfonic acid groups is copolymerized with methacrylic acid, another polymer is obtained whose use is likewise preferred.
- the corresponding copolymers contain the structural units of the formula
- Acrylic acid and / or methacrylic acid can also be copolymerized completely analogously with methacrylic acid derivatives containing sulfonic acid groups, as a result of which the structural units in the molecule are changed.
- maleic acid can also be used as a particularly preferred monomer from group i). This gives way to inventively preferred copolymers, the structural units of the formula
- preference is furthermore given to copolymers which are structural units of the formula
- the sulfonic acid groups may be wholly or partially in neutralized form, i. the acidic acid of the sulfonic acid group in some or all sulfonic acid groups can be exchanged for metal ions, preferably alkali metal ions and in particular for sodium ions.
- metal ions preferably alkali metal ions and in particular for sodium ions.
- partially or fully neutralized sulfonic acid-containing copolymers is preferred according to the invention.
- the monomer distribution of the copolymers preferably used according to the invention in the case of copolymers which contain only monomers from groups i) and ii) is preferably in each case from 5 to 95% by weight i) or ii), particularly preferably from 50 to 90% by weight monomer from group i) and from 10 to 50% by weight of monomer from group ii), in each case based on the polymer.
- terpolymers particular preference is given to those containing from 20 to 85% by weight of monomer from group i), from 10 to 60% by weight of monomer from group ii) and from 5 to 30% by weight of monomer from group iii) ,
- the molar mass of the sulfo copolymers preferably used according to the invention can be varied in order to adapt the properties of the polymers to the desired end use.
- Preferred washing or cleaning agents are characterized in that the copolymers have molar masses of 2000 to 200,000 gmol "1 , preferably from 4000 to 25,000 gmol " 1 and in particular from 5000 to 15,000 gmol '1 .
- the bleaching agents are a particularly preferred washing or cleaning substance.
- sodium percarbonate, sodium perborate tetrahydrate and sodium perborate monohydrate are of particular importance.
- Other useful bleaching agents are, for example, peroxypyrophosphates, citrate perhydrates and H 2 O 2 -forming peracidic salts or peracids, such as perbenzoates, peroxophthalates, diperazelaic acid, phthaloiminoperacid or diperdodecanedioic acid.
- bleaching agents from the group of organic bleaching agents can also be used.
- Typical organic bleaches are the diacyl peroxides such as dibenzoyl peroxide.
- peroxyacids examples of which include the alkyl peroxyacids and the aryl peroxyacids.
- Preferred representatives are (a) the peroxybenzoic acid and its ring-substituted derivatives, such as alkylperoxybenzoic acids, but also peroxy- ⁇ -naphthoic acid and magnesium monoperphthalate, (b) the aliphatic or substituted aliphatic peroxyacids, such as peroxylauric acid, peroxystearic acid, ⁇ -phthalimidoperoxycaproic acid [phthaliminoperoxyhexanoic acid (PAP)] , o-
- PAP phthaliminoperoxyhexanoic acid
- Nonenylamidopersuccinates and (c) aliphatic and araliphatic peroxydicarboxylic acids, such as 1,12-diperoxycarboxylic acid, 1,9-diperoxyazelaic acid, diperocysebacic acid,
- chlorine or bromine releasing substances can be used as a bleaching agent and chlorine or bromine releasing substances.
- suitable chlorine or bromine releasing materials are for example heterocyclic N-bromo- and N-chloroamides, for example trichloroisocyanuric acid, tribromoisocyanuric acid, dibromoisocyanuric acid and / or dichloroisocyanuric acid (DICA) and / or their salts with cations such as potassium and sodium into consideration.
- DICA dichloroisocyanuric acid
- Hydantoin compounds such as 1,3-dichloro-5,5-dimethylhydantoin are also suitable.
- washing or cleaning agents in particular automatic dishwashing agents, are preferred which contain from 1 to 35% by weight, preferably from 2.5 to 30% by weight, particularly preferably from 3.5 to 20% by weight and in particular from 5 to 15% by weight % Bleach, preferably sodium percarbonate.
- the active oxygen content of the washing or cleaning agents, in particular the automatic dishwashing agents is preferably, in each case based on the total weight of the composition between 0.4 and 10 wt .-%, particularly preferably between 0.5 and 8 wt .-% and in particular between 0.6 and 5 wt .-%.
- Particularly preferred compositions have an active oxygen content above 0.3 wt .-%, preferably above 0.7 wt .-%, more preferably above 0.8 wt .-% and in particular above 1, 0 wt .-% to.
- Bleach activators are used in detergents or cleaners, for example, to achieve an improved bleaching effect when cleaning at temperatures of 60 0 C and below.
- As bleach activators it is possible to use compounds which, under perhydrolysis conditions, give aliphatic peroxycarboxylic acids having preferably 1 to 10 C atoms, in particular 2 to 4 C atoms, and / or optionally substituted perbenzoic acid.
- Suitable substances are those which carry O- and / or N-acyl groups of the stated C atom number and / or optionally substituted benzoyl groups.
- polyacylated alkylenediamines in particular tetraacetylethylenediamine (TAED), acylated triazine derivatives, in particular 1,5-diacetyl-2,4-dioxohexahydro-1,3,5-triazine (DADHT), acylated glycolurils, in particular tetraacetylglycoluril (TAGU), N- Acylimides, in particular N-nonanoylsuccinimide (NOSI), acylated phenolsulfonates, in particular n-nonanoyl or isononanoyloxybenzenesulfonate (n- or iso-NOBS), carboxylic anhydrides, in particular phthalic anhydride, acylated polyhydric alcohols, especially triacetin, ethylene glycol diacetate and 2,5-diacetoxy- 2,5-dihydrofuran, n-methyl-morpholin
- bleach activators are preferably used in amounts of up to 10% by weight, in particular 0.1% by weight to 8% by weight, especially 2 to 8% by weight and more preferably 2 to 6% by weight, based in each case on the total weight of bleach activator-containing agents.
- bleach activators preferably used in the context of the present application are compounds from the group of cationic nitriles, in particular cationic nitriles of the formula
- bleach catalysts can also be used.
- These substances are bleach-enhancing transition metal salts or transition metal complexes such as, for example, Mn, Fe, Co, Ru or Mo saline complexes or carbonyl complexes.
- Mn, Fe, Co, Ru, Mo, Ti, V and Cu complexes with N-containing tripod ligands and Co, Fe, Cu and Ru ammine complexes can also be used as bleach catalysts.
- Bleach-enhancing transition metal complexes in particular having the central atoms Mn, Fe, Co, Cu, Mo, V, Ti and / or Ru, preferably selected from the group of the manganese and / or cobalt salts and / or complexes, particularly preferably the cobalt (ammine) Complexes, the cobalt (acetate) complexes, the cobalt (carbonyl) complexes, the chlorides of cobalt or manganese, manganese sulfate are added in conventional amounts, preferably in an amount up to 5% by weight, in particular from 0.0025% by weight to 1% by weight and particularly preferably from 0.01% by weight to 0.25% by weight, in each case based on the total weight of the inventive compositions, used. In special cases, however, more bleach activator can also be used.
- complexes of manganese in the oxidation state II, III, IV or IV which preferably contain one or more macrocyclic ligands with the donor functions N 1 NR, PR, O and / or S.
- ligands are used which have nitrogen donor functions.
- bleach catalyst (s) in the inventive compositions which as macromolecular ligands 1,4,7-trimethyl-1, 4,7-triazacyclononan (Me-TACN), 1, 4,7-triazacyclononane (TACN ), 1, 5,9-trimethyl-1, 5,9-triazacyclododecane (Me-TACD), 2-methyl-1, 4,7-trimethyl-1, 4,7-triazacyclononane (Me / Me-TACN) and or 2-methyl-1, 4,7-triazacyclononane (Me / TACN).
- macromolecular ligands 1,4,7-trimethyl-1, 4,7-triazacyclononan (Me-TACN), 1, 4,7-triazacyclononane (TACN ), 1, 5,9-trimethyl-1, 5,9-triazacyclododecane (Me-TACD), 2-methyl-1, 4,7-trimethyl-1, 4,7-triazacyclononane (Me / Me-TACN) and or 2-
- Suitable manganese complexes are, for example, [Mn "' 2 ( ⁇ -O) i ( ⁇ -OAc) 2 (TACN) 2 ] (Cl ⁇ 4) 2 , [Mn'" Mn lv ( ⁇ -O) 2 ( ⁇ -OAc) i ( TACN) 2] (BPh 4 ) 2l [Mn ⁇ v 4 ( ⁇ -O) 6 (TACN) 4] (CIO 4 ) 4, [Mn " 1 2 ( ⁇ -O) 1 ( ⁇ -OAc) 2 (MeOH) TACN) 2 ] (CIO 4 ) 2, [Mn " 1 Mn lv ( ⁇ -O) 1 ( ⁇ -OAc) 2 (Me-TACN) 2 ] (CIO 4 ) 3 , [Mn lv 2 ( ⁇ -O) 3 (Me-TACN) 2 ] (PF 6 ) 2 and [Mn ⁇ v 2 ( ⁇ -O) 3 (Me / Me-TACN) 2 ] (PF 6 )
- detergents or cleaners enzymes can be used. These include in particular proteases, amylases, lipases, hemicellulases, cellulases or oxidoreductases, and preferably mixtures thereof. These enzymes are basically of natural origin; Starting from the natural molecules, improved variants are available for use in detergents or cleaning agents, which are preferably used accordingly.
- Detergents or detergents contain enzymes preferably in total amounts of from 1 ⁇ 10 -6 to 5% by weight, based on active protein The protein concentration can be determined by known methods, for example the BCA method or the biuret method.
- subtilisin type those of the subtilisin type are preferable.
- these are the subtilisins BPN 'and Carlsberg and their further developed forms, the protease PB92, the subtilisins 147 and 309, the alkaline protease from Bacillus lentus, subtilisin DY and the enzymes thermitase which can no longer be assigned to the subtilisins in the narrower sense, Proteinase K and the proteases TW3 and TW7.
- amylases which can be used according to the invention are the ⁇ -amylases from Bacillus licheniformis, from S. amyloliquefaciens, from B. stearothermophilus, from Aspergillus niger and A. oryzae and the further developments of the abovementioned amylases which are improved for use in detergents and cleaners. Furthermore, for this purpose the ⁇ - Amylase from Bacillus sp. A 7-7 (DSM 12368) and the cyclodextrin glucanotransferase (CGTase) from B. agaradherens (DSM 9948).
- lipases or cutinases are also usable according to the invention.
- these include, for example, the lipases originally obtainable from Humicola lanuginosa (Thermomyces lanuginosus) or further developed, in particular those with the amino acid exchange D96L.
- the cutinases can be used, which were originally isolated from Fusarium solani pisi and Humicola insolens. It is also possible to use lipases, or cutinases, whose initial enzymes were originally isolated from Pseudomonas mendocina and Fusarium solanii.
- Oxidoreductases for example oxidases, oxygenases, catalases, peroxidases, such as halo, chloro, bromo, lignin, glucose or manganese peroxidases, dioxygenases or laccases (phenol oxidases, polyphenol oxidases) can be used according to the invention to increase the bleaching effect.
- the enzymes can be used in any form known in the art. These include, for example, the solid preparations obtained by granulation, extrusion or lyophilization or, especially in the case of liquid or gel-form detergents, solutions of the enzymes, advantageously as concentrated as possible, sparing in water and / or added with stabilizers.
- the enzymes may be encapsulated for both the solid and liquid dosage forms, for example by spray-drying or extruding the enzyme solution together with a preferably natural polymer or in the form of capsules, for example those in which the enzymes are entrapped as in a solidified gel or in those of the core-shell type, in which an enzyme-containing core with a water, air and / or Chemical-impermeable protective layer is coated.
- a preferably natural polymer or in the form of capsules for example those in which the enzymes are entrapped as in a solidified gel or in those of the core-shell type, in which an enzyme-containing core with a water, air and / or Chemical-impermeable protective layer is coated.
- further active ingredients for example stabilizers, emulsifiers, pigments, bleaches or dyes, may additionally be applied.
- Such capsules are applied by methods known per se, for example by shaking or rolling granulation or in fluid-bed processes.
- such granules for example
- a protein and / or enzyme may be particularly protected during storage against damage such as inactivation, denaturation or degradation, such as by physical influences, oxidation or proteolytic cleavage.
- damage such as inactivation, denaturation or degradation, such as by physical influences, oxidation or proteolytic cleavage.
- inhibition of proteolysis is particularly preferred, especially if the agents also contain proteases.
- Detergents may contain stabilizers for this purpose; the provision of such means constitutes a preferred embodiment of the present invention.
- Glass corrosion inhibitors prevent the occurrence of haze, streaks and scratches, but also iridescence of the glass surface of machine-cleaned glasses.
- Preferred glass corrosion inhibitors come from the group of magnesium and zinc salts and magnesium and zinc complexes.
- preferred zinc salts preferably organic acids, particularly preferably organic carboxylic acids, ranging from salts which are difficult or insoluble in water, ie a solubility below 100 mg / l, preferably below 10 mg / l, in particular below 0.01 have mg / l, to those salts which have a solubility in water above 100 mg / l, preferably above 500 mg / l, more preferably above 1 g / l and in particular above 5 g / l (all solubilities at 20 ° C. water temperature).
- the first group of zinc salts includes, for example, the zinc nitrate, the zinc oleate and the zinc stearate
- the group of soluble zinc salts includes, for example, zinc formate, zinc acetate, zinc lactate and zinc gluconate.
- the glass corrosion inhibitor used is at least one zinc salt of an organic carboxylic acid, particularly preferably a zinc salt from the group of zinc stearate, zinc oleate, zinc gluconate, zinc acetate, zinc lactate and zinc nitrate. Zinc ricinoleate, zinc abietate and zinc oxalate are also preferred.
- the content of zinc salt in detergents or cleaners is preferably between 0.1 and 5% by weight, preferably between 0.2 and 4% by weight and in particular between 0.4 and 3% by weight.
- the content of zinc in oxidized form (calculated as Zn 2+ ) between 0.01 to 1 wt .-%, preferably between 0.02 to 0.5 wt .-% and in particular between 0.04 to 0, 2 wt .-%, each based on the total weight of the glass corrosion inhibitor-containing agent.
- Corrosion inhibitors serve to protect the items to be washed or the machine, with particular silver protectants being of particular importance in the field of automatic dishwashing. It is possible to use the known substances of the prior art. In general, silver protectants selected from the group of the triazoles, the benzotriazoles, the bisbenzotriazoles, the aminotriazoles, the alkylaminotriazoles and the transition metal salts or complexes can be used in particular. Particularly preferred to use are benzotriazole and / or alkylaminotriazole.
- 3-amino-5-alkyl-1,2,4-triazoles or their physiologically tolerated salts preference is given to using 3-amino-5-alkyl-1,2,4-triazoles or their physiologically tolerated salts, these substances being particularly preferably present in a concentration of 0.001 to 10% by weight, preferably 0.0025 to 2 Wt .-%, particularly preferably 0.01 to 0.04 wt .-% are used.
- Preferred acids for salt formation are hydrochloric acid, sulfuric acid, phosphoric acid, carbonic acid, sulphurous acid, organic carboxylic acids such as acetic, glycolic, citric and succinic acid.
- cleaner formulations often contain active chlorine-containing agents which can markedly reduce the corrosion of the silver surface.
- active chlorine-containing agents such as di- and trihydric phenols, for example hydroquinone, pyrocatechol, hydroxyhydroquinone, gallic acid, phloroglucinol, pyrogallol or derivatives of these classes of compounds are used.
- salt and complex inorganic compounds such as salts of the metals Mn, Ti, Zr, Hf, V, Co and Ce are often used.
- transition metal salts which are selected from the group of the manganese and / or cobalt salts and / or complexes, particularly preferably the cobalt (ammin) complexes, the cobalt (acetate) complexes, the cobalt (carbonyl) - Complexes, the chlorides of cobalt or manganese and manganese sulfate.
- zinc compounds can be used to prevent corrosion on the items to be washed.
- redox-active substances can be used.
- These substances are preferably inorganic redox-active substances from the group of manganese, titanium, zirconium, hafnium, vanadium, cobalt and cerium salts and / or complexes, wherein the metals preferably in one of the oxidation states II, III, IV, V or VI are present.
- the metal salts or metal complexes used should be at least partially soluble in water.
- the counterions suitable for salt formation include all conventional mono-, di-, or tri-negatively charged inorganic anions, e.g. Oxide, sulfate, nitrate, fluoride, but also organic anions such as e.g. Stearate.
- metal salts and / or metal complexes are selected from the group MnSO 4 , Mn (II) citrate, Mn (II) stearate, Mn (II) acetylacetonate, Mn (II) - [1-hydroxyethane-1,1- diphosphonate], V 2 O 5 , V 2 O 4 , VO 2 , TiOSO 4 , K 2 TiF 6 , K 2 ZrF 6 , CoSO 4 , Co (NO 3 ) 2 , Ce (NO 3 ) 3 , and mixtures thereof, such that the metal salts and / or metal complexes are selected from the group MnSO 4 , Mn (II) citrate, Mn (II) stearate, Mn (II) acetylacetonate, Mn (II) - [1-hydroxyethane-1,1- diphosphonate], V 2 O 5 , V 2 O 4 , VO 2 , TiOSO 4 ,
- the inorganic redox-active substances are preferably coated, i. completely coated with a waterproof, but easily soluble in the cleaning temperatures material to prevent their premature decomposition or oxidation during storage.
- Preferred coating materials which are applied by known methods, such as Sandwik from the food industry, are paraffins, microwaxes, waxes of natural origin such as carnauba wax, candellila wax, beeswax, higher melting alcohols such as hexadecanol, soaps or fatty acids.
- the metal salts and / or metal complexes mentioned are contained in cleaning agents, preferably in an amount of 0.05 to 6 wt .-%, preferably 0.2 to 2.5 wt .-%, each based on the total agent.
- disintegration aids so-called tablet disintegrants
- tablet disintegrants or disintegrants are meant excipients which ensure the rapid disintegration of tablets in water or other media and for the rapid release of the active ingredients.
- These substances which are also referred to as "explosives” due to their effect, increase their volume upon ingress of water, on the one hand increasing the intrinsic volume (swelling), and on the other hand creating a pressure via the release of gases which can break the tablet into smaller particles disintegrates.
- disintegration aids are, for example, carbonate / citric acid systems, although other organic acids can also be used.
- Swelling disintegration aids are, for example, synthetic polymers such as polyvinylpyrrolidone (PVP) or natural polymers or modified natural substances such as cellulose and starch and their derivatives, alginates or casein derivatives.
- PVP polyvinylpyrrolidone
- Disintegration aids are preferably used in amounts of from 0.5 to 10% by weight, preferably from 3 to 7% by weight and in particular from 4 to 6% by weight, based in each case on the total weight of the disintegration assistant-containing agent.
- Preferred disintegrating agents are cellulosic disintegrating agents, so that preferred washing or cleaning agents comprise such cellulose-based disintegrants in amounts of from 0.5 to 10% by weight, preferably from 3 to 7% by weight and in particular from 4 to 6% by weight. % contain.
- Pure cellulose has the formal gross composition (C 6 H 10 Os) n and is formally a ⁇ -1,4-polyacetal of cellobiose, which in turn is composed of two molecules of glucose.
- Suitable celluloses consist of about 500 to 5000 glucose units and therefore have average molecular weights of 50,000 to 500,000.
- Cellulose-based disintegrating agents which can be used in the context of the present invention are also cellulose derivatives obtainable by polymer-analogous reactions of cellulose.
- Such chemically modified celluloses include, for example, products of esterifications or etherifications in which hydroxy hydrogen atoms have been substituted.
- Celluloses in which the hydroxy groups have been replaced by functional groups which are not bonded via an oxygen atom can also be used as cellulose derivatives.
- the group of cellulose derivatives includes, for example, alkali metal celluloses, carboxymethylcellulose (CMC), cellulose esters and ethers, and aminocelluloses.
- CMC carboxymethylcellulose
- the cellulose derivatives mentioned are preferably not used alone as disintegrating agents based on cellulose, but used in admixture with cellulose.
- the content of these mixtures of cellulose derivatives is preferably below 50% by weight, particularly preferably below 20% by weight, based on the cellulose-based disintegrating agent. It is particularly preferred to use cellulose-based disintegrating agent which is free of cellulose derivatives.
- the cellulose used as a disintegration aid is preferably not used in finely divided form, but converted into a coarser form, for example granulated or compacted, before it is added to the premixes to be tabletted.
- the particle sizes of such disintegrating agents are usually above 200 ⁇ m, preferably at least 90% by weight. between 300 and 1600 microns and in particular at least 90 wt .-% between 400 and 1200 microns.
- microcrystalline cellulose As a further disintegrating agent based on cellulose or as a component of this component microcrystalline cellulose can be used.
- This microcrystalline cellulose is obtained by partial hydrolysis of celluloses under conditions which attack and completely dissolve only the amorphous regions (about 30% of the total cellulose mass) of the celluloses, leaving the crystalline regions (about 70%) intact. Subsequent deaggregation of the microfine celluloses produced by the hydrolysis yields the microcrystalline celluloses which have primary particle sizes of about 5 ⁇ m and can be compacted, for example, into granules having an average particle size of 200 ⁇ m.
- Preferred disintegration aids preferably a disintegration aid based on cellulose, preferably in granular, cogranulated or compacted form, are present in the disintegrating agent-containing agents in amounts of from 0.5 to 10% by weight, preferably from 3 to 7% by weight and in particular from 4 to 6 wt .-%, each based on the total weight of the disintegrating agent-containing agent.
- gas-evolving effervescent systems can furthermore be used as tablet disintegration auxiliaries.
- the gas-evolving effervescent system may consist of a single substance that releases a gas upon contact with water.
- the gas-releasing effervescent system in turn consists of at least two constituents which react with one another to form gas.
- Preferred effervescent systems consist of alkali metal carbonate and / or bicarbonate and an acidifying agent which is suitable for liberating carbon dioxide from the alkali metal salts in aqueous solution.
- perfume oils or perfumes within the scope of the present invention, individual fragrance compounds, e.g. the synthetic products of the ester, ether, aldehyde, ketone, alcohol and hydrocarbon type are used. Preferably, however, mixtures of different fragrances are used, which together produce an attractive fragrance.
- perfume oils may also contain natural fragrance mixtures such as are available from vegetable sources, e.g. Pine, citrus, jasmine, patchouly, rose or ylang-ylang oil.
- a fragrance In order to be perceptible, a fragrance must be volatile, whereby besides the nature of the functional groups and the structure of the chemical compound, the molecular weight also plays an important role. For example, most odorants have molecular weights up to about 200 daltons, while molecular weights of 300 daltons and above are more of an exception. Due to the different volatility of fragrances, the smell of a perfume or fragrance composed of several fragrances changes during evaporation, whereby the odor impressions in "top note”, “middle note” or “body note” ) and “base note” (end note or dry out).
- the top note of a perfume does not consist solely of volatile compounds, while the base note is largely made up of less volatile, i. adherent fragrances.
- more volatile fragrances can be bound to certain fixatives, preventing them from evaporating too quickly.
- fixatives preventing them from evaporating too quickly.
- the fragrances can be processed directly, but it can also be advantageous to apply the fragrances on carriers that provide a slower fragrance release for long-lasting fragrance.
- carrier materials for example, cyclodextrins have been proven, the cyclodextrin-perfume complexes can be additionally coated with other excipients.
- Preferred dyestuffs the choice of which presents no difficulty to a person skilled in the art, have a high storage stability and insensitivity to the other ingredients of the compositions and to light, as well as no pronounced substantivity to those with the dye-containing Agents to be treated substrates such as textiles, glass, ceramics or plastic dishes, so as not to stain them.
- the colorant When choosing the colorant, it must be taken into account that the colorants have a high storage stability and insensitivity to light. At the same time, it should also be taken into account when choosing suitable colorants that colorants have different stabilities to oxidation. In general, water-insoluble colorants are more stable to oxidation than water-soluble colorants. Depending on the solubility and thus also on the sensitivity to oxidation, the concentration of the colorant in the detergents or cleaners varies. For highly soluble colorants dyestuff concentrations in the range of some 10 '2 to 10' 3 wt .-% are typically chosen. In the due to their brilliance, particularly preferred, but are less readily water-soluble pigment dyes is the appropriate concentration of the coloring agent in washing or cleaning agents, however, typically a few 10 '3 to 10' 4 wt .-%.
- Dyeing agents which can be oxidatively destroyed in the washing process and mixtures thereof with suitable blue dyes, so-called blue toners, are preferred. It has proven to be advantageous to use colorants which are soluble in water or at room temperature in liquid organic substances. Suitable are, for example, anionic colorants, e.g. anionic nitrosofarads.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Packages (AREA)
- Wrappers (AREA)
- Containers And Plastic Fillers For Packaging (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200610007807 DE102006007807A1 (de) | 2006-02-17 | 2006-02-17 | Verbessertes Verfahren zur Herstellung umhüllter Wasch- oder Reinigungsmittel-Portionen |
| PCT/EP2006/012039 WO2007095986A2 (de) | 2006-02-17 | 2006-12-14 | Verbessertes verfahren zur herstellung umhüllter wasch- oder reinigungsmittelportionen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP1984252A2 true EP1984252A2 (de) | 2008-10-29 |
| EP1984252B1 EP1984252B1 (de) | 2016-10-19 |
Family
ID=37896090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP06829596.3A Not-in-force EP1984252B1 (de) | 2006-02-17 | 2006-12-14 | Verbessertes verfahren zur herstellung umhüllter wasch- oder reinigungsmittel-portionen |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP1984252B1 (de) |
| DE (1) | DE102006007807A1 (de) |
| WO (1) | WO2007095986A2 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2871901C (en) | 2014-10-24 | 2021-07-20 | Multi-Pack Solutions | Systems and methods for forming dual layer water soluble packets |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB757103A (en) * | 1953-10-22 | 1956-09-12 | British Celanese | Improvements relating to packaging |
| US3103774A (en) * | 1961-12-22 | 1963-09-17 | Tibor H Wall | Packaging means |
| CH528406A (de) * | 1971-08-09 | 1972-09-30 | Wild Kurt | Einrichtung zum Verpacken von Lebensmitteln unter Vakuum |
| DE2364565C2 (de) * | 1973-12-24 | 1983-01-05 | Multivac Sepp Haggenmüller KG, 8941 Wolfertschwenden | Verfahren und Vakuumverpackungsvorrichtung zum Herstellen einer Packung |
| DE3262894D1 (en) * | 1981-10-16 | 1985-05-09 | Msk Verpackung Syst Gmbh | Method and device for packaging goods stacked on a pallet |
| CA1303790C (en) * | 1987-07-02 | 1992-06-16 | Alfred P. Engelmann | Skin packaging film |
| US5402624A (en) * | 1993-06-07 | 1995-04-04 | Ibaraki Seiki Machinery Company, Ltd. | Apparatus for folding film available for covering trays |
| GB2374582A (en) * | 2001-04-20 | 2002-10-23 | Reckitt Benckiser | Water soluble container containing a composition |
| DE10215601B4 (de) * | 2002-04-10 | 2005-08-04 | Henkel Kgaa | Wasserlöslicher Behälter sowie Verfahren zu seiner Herstellung und Verwendung desselben |
| DE10223266C1 (de) * | 2002-05-24 | 2003-11-20 | Henkel Kgaa | Verwendung Einspülkammer-dosierbare Tabletten-Portionen |
| DE10233564A1 (de) * | 2002-07-24 | 2003-10-16 | Henkel Kgaa | Wasch- und Reinigungsmittelportionen mit Umhüllung |
| DE10244803B4 (de) * | 2002-09-26 | 2012-03-22 | Henkel Ag & Co. Kgaa | Geschrumpfte Waschmittelformkörper |
| DE10254313A1 (de) * | 2002-11-21 | 2004-06-09 | Henkel Kgaa | Verfahren zur Herstellung befüllter Wasch- und Reinigungsmittelformkörper |
| DE10356769B4 (de) * | 2003-12-05 | 2007-06-14 | Henkel Kgaa | Verpackungsverfahren |
| GB2415200A (en) * | 2004-06-19 | 2005-12-21 | Reckitt Benckiser Nv | Process for producing a detergent tablet |
-
2006
- 2006-02-17 DE DE200610007807 patent/DE102006007807A1/de not_active Ceased
- 2006-12-14 EP EP06829596.3A patent/EP1984252B1/de not_active Not-in-force
- 2006-12-14 WO PCT/EP2006/012039 patent/WO2007095986A2/de not_active Ceased
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2007095986A3 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007095986A3 (de) | 2007-11-08 |
| WO2007095986A2 (de) | 2007-08-30 |
| EP1984252B1 (de) | 2016-10-19 |
| DE102006007807A1 (de) | 2007-08-30 |
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