EP2376615A1 - Farbschützendes maschinelles geschirrspülmittel - Google Patents
Farbschützendes maschinelles geschirrspülmittelInfo
- Publication number
- EP2376615A1 EP2376615A1 EP09748772A EP09748772A EP2376615A1 EP 2376615 A1 EP2376615 A1 EP 2376615A1 EP 09748772 A EP09748772 A EP 09748772A EP 09748772 A EP09748772 A EP 09748772A EP 2376615 A1 EP2376615 A1 EP 2376615A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- average particle
- particle diameter
- polyamide particles
- weight
- porous polyamide
- 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
- 239000003599 detergent Substances 0.000 title claims description 40
- 239000002245 particle Substances 0.000 claims abstract description 97
- 239000004952 Polyamide Substances 0.000 claims abstract description 56
- 229920002647 polyamide Polymers 0.000 claims abstract description 56
- 229920003023 plastic Polymers 0.000 claims abstract description 26
- 239000004033 plastic Substances 0.000 claims abstract description 26
- 238000002845 discoloration Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000010794 food waste Substances 0.000 claims abstract description 5
- 238000004851 dishwashing Methods 0.000 claims description 59
- 239000000203 mixture Substances 0.000 claims description 46
- 229920000642 polymer Polymers 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 20
- 229910052615 phyllosilicate Inorganic materials 0.000 claims description 20
- 229920001577 copolymer Polymers 0.000 claims description 18
- 239000003921 oil Substances 0.000 claims description 16
- 235000019198 oils Nutrition 0.000 claims description 16
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 14
- 235000021388 linseed oil Nutrition 0.000 claims description 12
- 239000000944 linseed oil Substances 0.000 claims description 12
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims description 12
- 239000000391 magnesium silicate Substances 0.000 claims description 12
- 229910052919 magnesium silicate Inorganic materials 0.000 claims description 12
- 235000019792 magnesium silicate Nutrition 0.000 claims description 12
- 238000012546 transfer Methods 0.000 claims description 12
- 239000000975 dye Substances 0.000 claims description 11
- 239000003112 inhibitor Substances 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 6
- PGNYGWRFIFYBKV-UHFFFAOYSA-N [Mg].[Li].[Na] Chemical compound [Mg].[Li].[Na] PGNYGWRFIFYBKV-UHFFFAOYSA-N 0.000 claims description 5
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 229910052912 lithium silicate Inorganic materials 0.000 claims description 5
- OSSNTDFYBPYIEC-UHFFFAOYSA-N 1-ethenylimidazole Chemical compound C=CN1C=CN=C1 OSSNTDFYBPYIEC-UHFFFAOYSA-N 0.000 claims description 4
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- XWRBMHSLXKNRJX-UHFFFAOYSA-N 2-ethenyl-1-oxidopyridin-1-ium Chemical compound [O-][N+]1=CC=CC=C1C=C XWRBMHSLXKNRJX-UHFFFAOYSA-N 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 150000004760 silicates Chemical class 0.000 abstract description 12
- 230000002829 reductive effect Effects 0.000 abstract description 7
- 235000008960 ketchup Nutrition 0.000 abstract description 4
- 244000000626 Daucus carota Species 0.000 abstract description 3
- 235000002767 Daucus carota Nutrition 0.000 abstract description 3
- 235000007688 Lycopersicon esculentum Nutrition 0.000 abstract description 3
- 240000003768 Solanum lycopersicum Species 0.000 abstract description 3
- 235000021438 curry Nutrition 0.000 abstract description 3
- 235000011301 Brassica oleracea var capitata Nutrition 0.000 abstract description 2
- 244000178937 Brassica oleracea var. capitata Species 0.000 abstract description 2
- 235000013305 food Nutrition 0.000 abstract description 2
- 240000004160 Capsicum annuum Species 0.000 abstract 1
- 235000008534 Capsicum annuum var annuum Nutrition 0.000 abstract 1
- 239000001511 capsicum annuum Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 description 32
- -1 cyanidin Chemical class 0.000 description 30
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 24
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 21
- 239000002736 nonionic surfactant Substances 0.000 description 21
- 239000002253 acid Substances 0.000 description 19
- 239000011734 sodium Substances 0.000 description 19
- 239000007844 bleaching agent Substances 0.000 description 17
- 239000000243 solution Substances 0.000 description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- 102000004190 Enzymes Human genes 0.000 description 14
- 108090000790 Enzymes Proteins 0.000 description 14
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 14
- 229940088598 enzyme Drugs 0.000 description 14
- 239000007791 liquid phase Substances 0.000 description 14
- 239000000126 substance Substances 0.000 description 14
- 239000004094 surface-active agent Substances 0.000 description 13
- 235000019832 sodium triphosphate Nutrition 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 11
- 150000007513 acids Chemical class 0.000 description 11
- 125000004432 carbon atom Chemical group C* 0.000 description 11
- 238000004140 cleaning Methods 0.000 description 11
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 10
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 9
- 125000002091 cationic group Chemical group 0.000 description 9
- 239000000178 monomer Substances 0.000 description 9
- 229920005646 polycarboxylate Polymers 0.000 description 9
- 239000012190 activator Substances 0.000 description 8
- 150000002576 ketones Chemical class 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- 238000005406 washing Methods 0.000 description 8
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 7
- 229910019142 PO4 Inorganic materials 0.000 description 7
- 235000014113 dietary fatty acids Nutrition 0.000 description 7
- 239000000194 fatty acid Substances 0.000 description 7
- 229930195729 fatty acid Natural products 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 235000021317 phosphate Nutrition 0.000 description 7
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 7
- 229910000029 sodium carbonate Inorganic materials 0.000 description 7
- UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical compound [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 6
- 229910052783 alkali metal Inorganic materials 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 229910052708 sodium Inorganic materials 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 6
- 229920002126 Acrylic acid copolymer Polymers 0.000 description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 5
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 5
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 5
- 125000000217 alkyl group Chemical group 0.000 description 5
- 150000001735 carboxylic acids Chemical class 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 150000004665 fatty acids Chemical class 0.000 description 5
- 239000003205 fragrance Substances 0.000 description 5
- 239000004615 ingredient Substances 0.000 description 5
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 5
- 239000011976 maleic acid Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 239000012071 phase Substances 0.000 description 5
- 239000001226 triphosphate Substances 0.000 description 5
- CIEZZGWIJBXOTE-UHFFFAOYSA-N 2-[bis(carboxymethyl)amino]propanoic acid Chemical compound OC(=O)C(C)N(CC(O)=O)CC(O)=O CIEZZGWIJBXOTE-UHFFFAOYSA-N 0.000 description 4
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 description 4
- 108010065511 Amylases Proteins 0.000 description 4
- 102000013142 Amylases Human genes 0.000 description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 4
- 108091005804 Peptidases Proteins 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 4
- 239000004365 Protease Substances 0.000 description 4
- 239000004115 Sodium Silicate Substances 0.000 description 4
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 4
- 150000001298 alcohols Chemical class 0.000 description 4
- 229910000288 alkali metal carbonate Inorganic materials 0.000 description 4
- 150000008041 alkali metal carbonates Chemical class 0.000 description 4
- 150000001340 alkali metals Chemical class 0.000 description 4
- 239000002280 amphoteric surfactant Substances 0.000 description 4
- 235000019418 amylase Nutrition 0.000 description 4
- 239000000969 carrier Substances 0.000 description 4
- VTIIJXUACCWYHX-UHFFFAOYSA-L disodium;carboxylatooxy carbonate Chemical compound [Na+].[Na+].[O-]C(=O)OOC([O-])=O VTIIJXUACCWYHX-UHFFFAOYSA-L 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002304 perfume Substances 0.000 description 4
- 229920001451 polypropylene glycol Polymers 0.000 description 4
- 229910052700 potassium Inorganic materials 0.000 description 4
- 239000011591 potassium Substances 0.000 description 4
- 229940045872 sodium percarbonate Drugs 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- 239000004382 Amylase Substances 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical class OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 3
- 229920000289 Polyquaternium Polymers 0.000 description 3
- 102100037486 Reverse transcriptase/ribonuclease H Human genes 0.000 description 3
- 239000004480 active ingredient Substances 0.000 description 3
- 239000013543 active substance Substances 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 3
- 229910000318 alkali metal phosphate Inorganic materials 0.000 description 3
- 229910052910 alkali metal silicate Inorganic materials 0.000 description 3
- 125000003342 alkenyl group Chemical group 0.000 description 3
- 239000003093 cationic surfactant Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- VFLDPWHFBUODDF-FCXRPNKRSA-N curcumin Chemical compound C1=C(O)C(OC)=CC(\C=C\C(=O)CC(=O)\C=C\C=2C=C(OC)C(O)=CC=2)=C1 VFLDPWHFBUODDF-FCXRPNKRSA-N 0.000 description 3
- 238000007046 ethoxylation reaction Methods 0.000 description 3
- 150000002191 fatty alcohols Chemical class 0.000 description 3
- 239000000499 gel Substances 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 238000005469 granulation Methods 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- HWGNBUXHKFFFIH-UHFFFAOYSA-I pentasodium;[oxido(phosphonatooxy)phosphoryl] phosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O HWGNBUXHKFFFIH-UHFFFAOYSA-I 0.000 description 3
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 3
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 3
- 235000019351 sodium silicates Nutrition 0.000 description 3
- 150000003751 zinc Chemical class 0.000 description 3
- RTBFRGCFXZNCOE-UHFFFAOYSA-N 1-methylsulfonylpiperidin-4-one Chemical compound CS(=O)(=O)N1CCC(=O)CC1 RTBFRGCFXZNCOE-UHFFFAOYSA-N 0.000 description 2
- ZGZHWIAQICBGKN-UHFFFAOYSA-N 1-nonanoylpyrrolidine-2,5-dione Chemical compound CCCCCCCCC(=O)N1C(=O)CCC1=O ZGZHWIAQICBGKN-UHFFFAOYSA-N 0.000 description 2
- SYBYTAAJFKOIEJ-UHFFFAOYSA-N 3-Methylbutan-2-one Chemical compound CC(C)C(C)=O SYBYTAAJFKOIEJ-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- UIERETOOQGIECD-UHFFFAOYSA-N Angelic acid Natural products CC=C(C)C(O)=O UIERETOOQGIECD-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical class OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 2
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- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 101500021084 Locusta migratoria 5 kDa peptide Proteins 0.000 description 2
- 229920000299 Nylon 12 Polymers 0.000 description 2
- 102000003992 Peroxidases Human genes 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
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- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 2
- 244000269722 Thea sinensis Species 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- UAOKXEHOENRFMP-ZJIFWQFVSA-N [(2r,3r,4s,5r)-2,3,4,5-tetraacetyloxy-6-oxohexyl] acetate Chemical compound CC(=O)OC[C@@H](OC(C)=O)[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](OC(C)=O)C=O UAOKXEHOENRFMP-ZJIFWQFVSA-N 0.000 description 2
- SWLWZVHQLWXZTQ-UHFFFAOYSA-N acetonitrile;4-methylmorpholin-4-ium;methyl sulfate Chemical compound CC#N.COS([O-])(=O)=O.C[NH+]1CCOCC1 SWLWZVHQLWXZTQ-UHFFFAOYSA-N 0.000 description 2
- OJOBTAOGJIWAGB-UHFFFAOYSA-N acetosyringone Chemical compound COC1=CC(C(C)=O)=CC(OC)=C1O OJOBTAOGJIWAGB-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
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- 150000003863 ammonium salts Chemical class 0.000 description 2
- JFCQEDHGNNZCLN-UHFFFAOYSA-N anhydrous glutaric acid Natural products OC(=O)CCCC(O)=O JFCQEDHGNNZCLN-UHFFFAOYSA-N 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
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- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Inorganic materials 0.000 description 2
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 2
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- VEVZSMAEJFVWIL-UHFFFAOYSA-O cyanidin cation Chemical compound [O+]=1C2=CC(O)=CC(O)=C2C=C(O)C=1C1=CC=C(O)C(O)=C1 VEVZSMAEJFVWIL-UHFFFAOYSA-O 0.000 description 2
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- 238000004090 dissolution Methods 0.000 description 2
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- 239000001257 hydrogen Chemical group 0.000 description 2
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- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- RLSSMJSEOOYNOY-UHFFFAOYSA-N m-cresol Chemical compound CC1=CC=CC(O)=C1 RLSSMJSEOOYNOY-UHFFFAOYSA-N 0.000 description 2
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- 229920005615 natural polymer Polymers 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- QWVGKYWNOKOFNN-UHFFFAOYSA-N o-cresol Chemical compound CC1=CC=CC=C1O QWVGKYWNOKOFNN-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- IWDCLRJOBJJRNH-UHFFFAOYSA-N p-cresol Chemical compound CC1=CC=C(O)C=C1 IWDCLRJOBJJRNH-UHFFFAOYSA-N 0.000 description 2
- 235000019831 pentapotassium triphosphate Nutrition 0.000 description 2
- 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 2
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- 229920000172 poly(styrenesulfonic acid) Polymers 0.000 description 2
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- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
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- 239000000843 powder Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 235000018102 proteins Nutrition 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 239000007885 tablet disintegrant Substances 0.000 description 2
- 239000003760 tallow Substances 0.000 description 2
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- XCOBTUNSZUJCDH-UHFFFAOYSA-B lithium magnesium sodium silicate Chemical compound [Li+].[Li+].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Na+].[Na+].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3.O1[Si](O2)([O-])O[Si]3([O-])O[Si]1([O-])O[Si]2([O-])O3 XCOBTUNSZUJCDH-UHFFFAOYSA-B 0.000 description 1
- 235000012661 lycopene Nutrition 0.000 description 1
- 239000001751 lycopene Substances 0.000 description 1
- OAIJSZIZWZSQBC-GYZMGTAESA-N lycopene Chemical compound CC(C)=CCC\C(C)=C\C=C\C(\C)=C\C=C\C(\C)=C\C=C\C=C(/C)\C=C\C=C(/C)\C=C\C=C(/C)CCC=C(C)C OAIJSZIZWZSQBC-GYZMGTAESA-N 0.000 description 1
- 229960004999 lycopene Drugs 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000001630 malic acid Substances 0.000 description 1
- 235000011090 malic acid Nutrition 0.000 description 1
- 239000000594 mannitol Substances 0.000 description 1
- 235000010355 mannitol Nutrition 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 235000010460 mustard Nutrition 0.000 description 1
- 229910021527 natrosilite 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
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- SXLLDUPXUVRMEE-UHFFFAOYSA-N nonanediperoxoic acid Chemical compound OOC(=O)CCCCCCCC(=O)OO SXLLDUPXUVRMEE-UHFFFAOYSA-N 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 229940055577 oleyl alcohol Drugs 0.000 description 1
- XMLQWXUVTXCDDL-UHFFFAOYSA-N oleyl alcohol Natural products CCCCCCC=CCCCCCCCCCCO XMLQWXUVTXCDDL-UHFFFAOYSA-N 0.000 description 1
- 238000006384 oligomerization reaction Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- XCRBXWCUXJNEFX-UHFFFAOYSA-N peroxybenzoic acid Chemical compound OOC(=O)C1=CC=CC=C1 XCRBXWCUXJNEFX-UHFFFAOYSA-N 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 150000002989 phenols Chemical class 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
- 239000010452 phosphate Substances 0.000 description 1
- 150000003009 phosphonic acids Chemical class 0.000 description 1
- 235000011007 phosphoric acid Nutrition 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 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
- 238000001556 precipitation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 150000003138 primary alcohols Chemical class 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 235000020095 red wine Nutrition 0.000 description 1
- 238000006268 reductive amination reaction Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 239000012418 sodium perborate tetrahydrate Substances 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 229910000031 sodium sesquicarbonate Inorganic materials 0.000 description 1
- 235000018341 sodium sesquicarbonate Nutrition 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 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
- 239000007909 solid dosage form Substances 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229950009390 symclosene Drugs 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 229920001864 tannin Polymers 0.000 description 1
- 239000001648 tannin Substances 0.000 description 1
- 235000018553 tannin Nutrition 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000013616 tea Nutrition 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
- ZCIHMQAPACOQHT-ZGMPDRQDSA-N trans-isorenieratene Natural products CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/c1c(C)ccc(C)c1C)C=CC=C(/C)C=Cc2c(C)ccc(C)c2C ZCIHMQAPACOQHT-ZGMPDRQDSA-N 0.000 description 1
- 229960002622 triacetin Drugs 0.000 description 1
- 125000005208 trialkylammonium group Chemical group 0.000 description 1
- 150000003918 triazines 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
- 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
- 235000013311 vegetables Nutrition 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- OENHQHLEOONYIE-JLTXGRSLSA-N β-Carotene Chemical compound CC=1CCCC(C)(C)C=1\C=C\C(\C)=C\C=C\C(\C)=C\C=C\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C OENHQHLEOONYIE-JLTXGRSLSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/0005—Other compounding ingredients characterised by their effect
- C11D3/0021—Dye-stain or dye-transfer inhibiting compositions
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/12—Water-insoluble compounds
- C11D3/124—Silicon containing, e.g. silica, silex, quartz or glass beads
- C11D3/1246—Silicates, e.g. diatomaceous earth
- C11D3/1253—Layer silicates, e.g. talcum, kaolin, clay, bentonite, smectite, montmorillonite, hectorite or attapulgite
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/3719—Polyamides or polyimides
Definitions
- the present invention relates to a machine dishwashing detergent containing a color transfer inhibitor in the form of certain porous polyamide particles and / or synthetic phyllosilicate. It relates to uses of said color transfer inhibitors in connection with their use in an automatic dishwashing machine. It also relates to a machine dishwashing process.
- the object of the present invention was therefore to make it possible to at least reduce the occurrence of discoloration on plastics in the course of automatic dishwashing as a result of colored food residues.
- the invention relates to a machine dishwashing detergent containing a color transfer inhibitor in the form of
- oil absorption capacity (boiled linseed oil) of 160 ml / 100 g or more
- synthetic sheet silicate preferably magnesium silicate, in particular sodium magnesium lithium silicate
- synthetic sheet silicate preferably having an average particle size of 5 to 800 nm, advantageously 25 to 500 nm, in particular from 100 to 400 nm.
- the layered silicate is in particular a phyllosilicate forming a colloidal gel in water.
- Sheet silicates suitable according to the invention are commercially available, for example Laponite® RD (Rockwood Additives Limited, UK) is particularly suitable. It is also possible to use mixtures of the synthetic sheet silicates.
- Laponite® RD Rockwood Additives Limited, UK
- mixtures of the synthetic sheet silicates Surprisingly, it has been found that in particular the abovementioned porous polyamide particles make it possible to substantially prevent or significantly reduce the discoloration of plastic materials during the automatic dishwashing process.
- the change in the color impression of plastic dishes during its cleaning in an automatic dishwashing machine can be avoided or at least reduced.
- the transfer of dyes, resulting from colored food residues on plastic utensils when it is cleaned in an automatic dishwasher can be suppressed or at least reduced.
- the transmission of the following dyes can be inhibited or at least reduced: red to blue anthocyanin, such as cyanidin, for example from cherries or blueberries, red betanidine, for example from the red beets, orange-red carotenoids such as lycopene or beta-carotene, eg from tomatoes, ketchup or
- curcuma dyes e.g. Curcumin, e.g. curry and mustard
- brown tannins e.g. from tea, fruit, red wine, deep brown humic acid, e.g. from coffee, tea, cocoa, green chlorophyll, for example, from green herbs.
- the polymer particles in the cleaning liquor located dye molecules by their large surface, which may be formed in particularly preferred cases dendritic or has a fractal geometry record, not return and thus prevent the deposition of the dyes on the plastic utensils or at least can reduce.
- the already mentioned synthetic phyllosilicate preferably magnesium silicate
- white and light-colored plastic materials benefit from the invention.
- the preparation of the porous polyamide particles can generally be carried out by mixing a solution of polyamide in a suitable solvent with a liquid phase in which polyamides are insoluble.
- the liquid phase is water-based, whereby it can be achieved by suitable further solvents that when mixing the liquids first of all a clear solution is formed, from which the polyamide particles precipitate.
- mixing ratios of polyamide solution to liquid phase of from 1 to 999 to 300 to 700, preferably from 2 to 998 to 250 to 750, have proven useful in the production.
- Polyamide solutions can be provided, for example, with the solvents o-cresol, m-cresol, p-cresol, chlorophenol, phenol or mixtures thereof. Formic acid has also proven itself.
- the liquid phase in which polyamides are insoluble is preferably miscible with the aforementioned solvents and, moreover, water-miscible.
- Preferred liquid phases are aliphatic alcohols, aliphatic ketones and mixtures of these. Methanol, ethanol, n-propanol, isopropanol, acetone, methyl ethyl ketone, methyl isopropyl ketone, methyl isobutyl ketone and mixtures of these have proven particularly useful.
- liquid phase Preferably, mixtures of 10 to 98% by weight of aliphatic alcohols and / or ketones with 2 to 90% by weight of water can be used as the liquid phase from which the polyamide particles precipitate.
- the liquid phase may contain high molecular weight polyalkylene glycols, e.g. PEG or PPG, in amounts of, for example, 0.5 to 10 wt .-% (based on the liquid phase).
- the order of mixing is not critical to the manufacturing process. In preferred method
- Aliphatic alcohols and / or ketones are added to a polyamide solution, after which water is added or
- a polyamide solution is added to a previously prepared mixture of aliphatic alcohols and / or ketones and water or
- the formation of the porous polyamide particles by precipitation usually takes place in periods of 1 second to 2 hours and can be assisted by stirring.
- the mixing of the liquid and formation of the particles at temperatures of from 5 to 7O 0 C is carried out, particularly preferably at 15 to 6O 0 C.
- the polyamide particles can be easily separated from the solvent mixture by decantation, filtration or centrifugation. This is preferably followed by washing with methanol and / or acetone and drying in vacuo.
- Very particularly preferred processes for the preparation use a solution of polyamide 11 and / or polyamide 12 in phenol, which contains 0.1 to 50 wt .-% Polymaid (e) based on their weight.
- a solution of polyamide 11 and / or polyamide 12 in phenol which contains 0.1 to 50 wt .-% Polymaid (e) based on their weight.
- a mixture of ethanol preferably 50 to 90 wt .-%, based on the liquid phase
- ethylene glycol preferably 1 to 10 wt .-%, based on the liquid phase
- glycerol preferably 1 to 12% by weight, based on the liquid phase.
- the polyamide solution in phenol preferably 30 to 70 wt .-%, based on the mixture
- the liquid phase preferably 40 to 65 wt .-%, based on the mixture
- polyethylene glycol and / or polypropylene glycol having molecular weights> 1000 daltons preferably 0.5 to 10 wt .-%, based on the mixture
- This mixture which ideally has a viscosity below 200 Pas is stirred at 20 to 8O 0 C, preferably at 25 to 65 0 C for 30 to 60 minutes.
- the spherical porous polyamide particles produced by the above-described processes which are used in preferred embodiments of the invention usually have number average particle diameters of from 0.1 ⁇ m to 100 ⁇ m, preferably from 0.3 ⁇ m to 50 ⁇ m, in particular from 0.5 ⁇ m to 35 ⁇ m, eg 1 ⁇ m to 30 ⁇ m.
- the ratio of volume-average particle diameter (Dv) to number-average particle diameter (Dn), which is also called particle size distribution index (PDI Dv / Dn), is preferably in the range of 1, 0 to 1, 3.
- the porous polyamide particles have a BET specific surface area (according to DIN 66131) of 5 m 2 / g or more.
- Particles which are particularly preferred according to the invention have a BET specific surface area (according to DIN 66131) of 5 m 2 / g to 80 m 2 / g, preferably of 6 m 2 / g to 60 m 2 / g and in particular of 7.5 m 2 / g to 50 m 2 / g.
- porous polyamide particles have a BET specific surface area (according to DIN 66131) of 6 m 2 / g or more, preferably 7 m 2 / g or more and in particular 8 m 2 / g or more.
- the porous polyamide particles have an average pore diameter of 0.01 ⁇ m to 0.20 ⁇ m, particularly 0.02 ⁇ m to 0.1 ⁇ m, and a crystallinity (DSC measurement) of 40% or greater.
- the standard enthalpy (or specific heat of fusion) of the porous polyamide particles is measured by DSC.
- the sample is heated under nitrogen atmosphere from room temperature (2O 0 C), starting with a temperature increase rate of 5 ° C / min.
- the standard enthalpy is calculated from the area of the heat absorption peak between 120 ° C. and 230 ° C.
- the crystallinity of the porous polyamide particles is the quotient of the measured specific heat of fusion and the standard enthalpy of crystalline polyamide, the latter for polyamide 12 being about 209 J / g.
- agents according to the invention are preferred in which the porous polyamide particles have an oil absorption capacity (boiled linseed oil) of 160 ml / 100 g or more, preferably 170 ml / 100 g or more.
- oil absorption capacity boiling linseed oil
- porous polyamide particles are also disclosed, for example, in Japanese Patent Laid-Open Publication 2002-80629.
- the porous polyamide particles are spherical.
- porous polyamide particles are preferably incorporated into the subject wash solution as part of a machine dishwashing detergent
- the porous polyamide particles may readily be added separately to the wash solution by a machine dishwashing process, e.g. as an additive.
- the usable synthetic phyllosilicate may readily be added separately to the wash solution by a machine dishwashing process, e.g. as an additive. The same applies to the usable synthetic phyllosilicate.
- An agent according to the invention preferably contains from 0.05% by weight to 30% by weight, in particular from 0.5% by weight to 10% by weight, of the abovementioned porous polyamide particles.
- an agent according to the invention preferably contains 0.05% by weight to 30% by weight, in particular 0.5% by weight to 10% by weight, of the synthetic phyllosilicate.
- an agent according to the invention may, in addition to the active ingredients mentioned, additionally comprise a further, known color transfer inhibitor, then preferably in Amounts of 0.01 wt .-% to 5 wt .-%, in particular 0.1 wt .-% to 1 wt .-%, contain.
- a polymer of vinylpyrrolidone, vinylimidazole, vinylpyridine-N-oxide or a copolymer of these is used.
- polyvinylpyrrolidones having molecular weights of from 15,000 to 50,000 and polyvinylpyrrolidones having molecular weights of more than 1,000,000, in particular from 1,500,000 to 4,000,000, N-vinylimidazole / N-vinylpyrrolidone copolymers, polyvinyl oxazolidones, polyamine N-oxide Polymers, polyvinyl alcohols and copolymers based on acrylamidoalkenylsulfonic acids.
- enzymatic systems comprising a peroxidase and hydrogen peroxide or a substance which gives off hydrogen peroxide in water.
- a mediator compound for the peroxidase for example an acetosyringone, a phenol derivative or a phenotiazine or phenoxazine, is preferred in this case, with the above-mentioned conventional polymeric color transfer inhibiting agents can additionally be used.
- Polyvinylpyrrolidone preferably has an average molecular weight in the range from 10 000 to 60 000, in particular in the range from 25 000 to 50 000, for use in compositions according to the invention.
- those of vinylpyrrolidone and vinylimidazole in a molar ratio of 5: 1 to 1: 1 having an average molecular weight in the range of 5,000 to 50,000, especially 10,000 to 20,000 are preferred.
- the dishwashing agents according to the invention may in principle contain, in addition to the ingredients used according to the invention, all known ingredients customary in such agents, substances from the Group of builders, surfactants, polymers, bleach, bleach activators, enzymes, glass corrosion inhibitors, corrosion inhibitors, disintegration aids, fragrances and perfume carriers are particularly preferred. These and other preferred ingredients will be described in more detail later.
- Another object of the invention is the use of (a) porous polyamide particles, which
- oil absorption capacity (boiled linseed oil) of 160 ml / 100 g or more
- Magnesium lithium silicate preferably having an average particle size of 5 to 800 nm, advantageously 25 to 500 nm, especially 100 to 400 nm, for preventing discoloration of plastic materials during machining
- Dishwashing process Prevention of the discoloration of plastic materials during the automatic dishwashing process here means that the extent of discoloration of
- Plastic materials is at least reduced, at best, the discoloration of
- Another object of the invention is the use of
- oil absorption capacity (boiled linseed oil) of 160 ml / 100 g or more
- synthetic phyllosilicate preferably magnesium silicate, in particular sodium magnesium lithium silicate
- synthetic phyllosilicate preferably magnesium silicate, in particular sodium magnesium lithium silicate
- Another object of the invention is the use of (a) porous polyamide particles, which
- oil absorption capacity (boiled linseed oil) of 160 ml / 100 g or more
- synthetic phyllosilicate preferably magnesium silicate, in particular sodium magnesium lithium silicate
- synthetic phyllosilicate preferably having an average particle size of from 5 to 800 nm, advantageously from 25 to 500 nm, in particular from 100 to 400 nm, in order to avoid the change in the color impression of Plastic dishes when cleaning in an automatic dishwasher. Avoiding the change in the color impression of plastic dishes here means that the extent of the change in the color impression is at least reduced, in the best case, the change in the color impression is completely suppressed.
- Another object of the invention is a method for automatic dishwashing with aqueous solutions, in which one uses an aqueous solution containing
- oil absorption capacity (boiled linseed oil) of 160 ml / 100 g or more
- (B) synthetic phyllosilicate preferably magnesium silicate, in particular sodium magnesium lithium silicate
- synthetic phyllosilicate preferably magnesium silicate, in particular sodium magnesium lithium silicate
- builders can be used.
- 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 can be used, 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 layered silicates of the formula NaMSi x O 2x + I ⁇ y H 2 O are sold, for example, by the company Clariant GmbH (Germany) under the trade name Na-SKS.
- silicates Na-SKS-1 (Na 2 Si 22 O 45 .xH 2 O, kenyaite), Na-SKS-2 (Na 2 Sh 4 O 29 .xH 2 O, magadiite), Na-SKS -3 (Na 2 Si 8 Oi 7 .xH 2 O) or Na-SKS-4 (Na 2 Si 4 O 9 .xH 2 O, makatite).
- crystalline layer silicates with the formula NaMSi x O 2x + 1 ⁇ y H 2 O, in which x stands for 2 h.
- x stands for 2 h.
- Machine dishwashing detergents 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 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.
- Electron diffraction experiments provide blurred or even sharp diffraction maxima. 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. Particularly preferred are compacted / compacted amorphous silicates, compounded amorphous silicates and overdried X-ray amorphous silicates. 10
- the alkali metal phosphates with a particular preference for pentasodium or pentapotassium triphosphate (sodium or potassium tripolyphosphate), have the greatest importance in the washing and cleaning agent industry.
- 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 higher 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).
- sodium potassium tripolyphosphates Preferably usable according to the invention are the sodium potassium tripolyphosphates.
- phosphates are used as washing or cleaning substances in machine dishwashing detergent in the present application
- preferred agents comprise this phosphate (s), preferably alkali metal phosphate (s), particularly preferably pentasodium or pentapotassium triphosphate (sodium or 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 automatic dishwashing detergent.
- alkali carriers are, for example, alkali metal hydroxides, alkali metal carbonates, alkali metal hydrogencarbonates, alkali metal sesquicarbonates, the alkali silicates, alkali metal silicates mentioned, and mixtures of the abovementioned substances, preference being given for the purposes of this invention to using the alkali metal carbonates, in particular sodium carbonate, sodium hydrogencarbonate or sodium sesquicarbonate.
- 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. Because of her in the 1 1
- the optional 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 automatic dishwashing detergent 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 automatic dishwashing detergent, are 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, further organic cobuilders 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 the automatic dishwashing detergents.
- citric acid, succinic acid, glutaric acid, adipic acid, gluconic acid and any desired mixtures of these can be mentioned here.
- citric acid and / or citrates in these compositions has proved to be particularly advantageous for the cleaning and rinsing performance of agents according to the invention. Therefore, according to the invention, preference is given to automatic dishwasher detergents, characterized in that the automatic dishwashing agent contains citric acid or a salt of citric acid and the weight proportion of citric acid or of the salt of citric acid is preferably more than 10% by weight, preferably more than 15% by weight and in particular between 20 and 40 wt .-% is. 12
- 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 the automatic dishwashing agents in (co) polymeric polycarboxylates is preferably from 0.5 to 20% by weight and in particular from 3 to 10% by weight.
- 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 , 13
- copolymers are those which have as their monomers acrolein and acrylic acid / acrylic acid salts or acrolein and vinyl acetate.
- Effective polymers as softeners are, for example, the sulfonic acid-containing polymers which can be 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.
- the machine dishwashing detergents according to the invention particularly preferably contain methylglycinediacetic acid or a salt of methylglycinediacetic acid, the weight fraction of methylglycinediacetic acid or of the salt of methylglycinediacetic acid preferably being between 0.5 and 15% by weight, preferably between 0.5 and 10% by weight. and in particular between 0.5 and 6 wt .-% is.
- compositions of the invention may contain surfactants, wherein the nonionic, the anionic, the cationic and the amphoteric surfactants are counted among the group of 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 which is a glycose unit having 5 or 6 C atoms, preferably 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 which can be 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. 14
- 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.
- Low-foaming nonionic surfactants can be used as preferred surfactants.
- the 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 on average 1 to 12 moles of ethylene oxide (EO) per mole of alcohol, in which the alcohol radical 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.
- the preferred ethoxylated alcohols include, for example, C- 2 - 14 -alcohols with 3 EO or 4 EO, C 9 .n-alcohol with 7 EO, Ci 3 .i 5 -alcohols with 3 EO, 5 EO, 7 EO or 8 EO, Ci 2 -i 8 -alcohols with 3 EO, 5 EO or 7 EO and mixtures of these, such as mixtures of C-
- 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).
- NRE narrow rank ethoxylates
- 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. 15
- Nonionic surfactants which have a melting point above room temperature.
- 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 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 represents alkyl or alkenyl; 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 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.
- anionic surfactants are used as constituents of automatic dishwasher detergents, their content, based on the total weight of the compositions, is preferably less than 4% by weight, preferably less than 2% by weight and very particularly preferably less than 1% by weight. Machine dishwashing detergents which do not contain anionic surfactants are particularly preferred. 16
- 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 machine dishwashing detergents 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 17 polymeric dimethyldiallylammonium salts and their copolymers with esters and amides of acrylic acid and methacrylic acid, the copolymers of vinylpyrrolidone with quaternized derivatives of dialkylaminoacrylate and methacrylate, the vinylpyrrolidone-Methoimidazoliniumchlorid- copolymers, the quaternized polyvinyl alcohols or under the INCI names Polyquaternium 2, Polyquaternium 17 , Polyquaternium 18 and Polyquaternium 27 indicated polymers.
- amphoteric polymers further comprise, in addition to a positively charged group in the polymer chain, also negatively charged groups or monomer units, for example, these may be carboxylic acids, sulfonic acids or phosphonic acids.
- Preferred employable 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 alkylacrylamide / methacrylic acid / alkylamino alkyl (meth) acrylic acid copolymers, the alkylacrylamide / methylmethacrylic acid / alkylaminoalkyl (meth) acrylic acid copolymers, the alkylacrylamide / alkymethacrylate / alkylaminoethylmethacrylate / alkylmethacrylate copolymers and the copolymers of unsaturated carboxylic acids, cationically derivatized unsaturated carboxylic acids and optionally further ionic or nonionic mono
- Preferred zwitterionic polymers are from the group of acrylamidoalkyl trialkyl ammonium 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 Methacroylethylbetain / methacrylate copolymers.
- the polymers are present in prefabricated form.
- the encapsulation of the polymers by means of water-soluble or water-dispersible 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, meltable coating compositions, preferably by means of water-insoluble coating agents from the group of waxes or paraffins having a melting point above 30 0 C; the co-granulation of the polymers with inert carrier materials, preferably with carrier materials from the group of washing- or cleaning-active substances, more preferably from the group of builders or cobuilders. 18
- Machine dishwashing detergents preferably contain the abovementioned cationic and / or amphoteric polymers in amounts of from 0.01 to 10% by weight, based in each case on the total weight of the automatic dishwashing detergent.
- the bleaching agents are a substance which can be used with particular preference for washing or cleaning.
- 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-Carboxybenzamidoperoxycaproic acid, N-Nonenylamidoperadipinklare and N-Nonenylamidopersuccinate, and (c) aliphatic and araliphatic Peroxyd icarbon Acid such as 1, 12-diperoxycarboxylic acid, 1, 9-Diperoxy
- chlorine or bromine releasing substances can be used.
- 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 salts thereof with cations such as potassium and sodium.
- DICA dichloroisocyanuric acid
- Hydantoin compounds such as 1,3-dichloro-5,5-dimethylhydantoin are also suitable. 19
- automatic dishwashing agents 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 of bleaching agent, preferably sodium percarbonate , contain.
- the active oxygen content of the automatic dishwashing agents in each case based on the total weight of the composition, is preferably between 0.4 and 10% by weight, more preferably between 0.5 and 8% by weight and in particular between 0.6 and 5% by weight. %.
- 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 automatic dishwashing detergents, for example, to achieve an improved bleaching action when cleaned at temperatures of 60 ° 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 can also be used. These bleach activators are preferably used in amounts of up to 10% by weight, in particular from 0.1% by weight to 8% by weight, especially from 2 to 8% by weight and more preferably from 2 to 6% by weight, based in each case on the total weight of bleach activator-containing agents.
- Enzymes can be used to increase the washing or cleaning performance of automatic dishwashing detergents. These include in particular proteases, amylases, lipases, hemicellulases, cellulases, perhydrolases or oxidoreductases, and preferably mixtures thereof. These enzymes are basically of natural origin; starting from the 20 natural molecules are for use in automatic dishwashing detergents improved variants available, which can be used according to preferred. Automatic dishwashing agents preferably contain enzymes in total amounts of 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.
- 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 is coated with a water, air and / or chemical impermeable protective layer.
- 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 is coated with a water, air and / or chemical impermeable protective layer.
- 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 by applying polymeric film-forming agent, low in dust and storage stable due to the coating. Furthermore, it is possible to assemble two or more enzymes together so that a single granule has several enzyme activities.
- one or more enzymes and / or enzyme preparations preferably solid protease preparations and / or amylase preparations, in amounts of from 0.1 to 5 wt .-%, preferably from 0.2 to 4.5 wt .-% and in particular from 0.4 to 4 wt .-%, each based on the total enzyme-containing agent used.
- 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.
- the content of zinc salt in dishwasher detergents is preferably between 0.1 and 5 wt.%, Preferably between 0.2 and 4 wt.% And in particular between 0.4 and 3 wt the content of zinc in oxidized form (calculated as Zn 2+) is between 0.01 and 1% by weight, preferably between 0.02 and 0.5% by weight and in particular between 0.04 and 0.2% by weight. %, in each case based on the total weight of the glass corrosion inhibitor-containing agent. 21
- disintegration aids so-called tablet disintegrants
- tablet disintegrants or disintegrants excipients which ensure the rapid disintegration of tablets in water or other media and for the rapid release of the active ingredients.
- Desintegration aids may preferably be 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.
- 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.
- the preparation of automatic dishwashing agents according to the invention can take place in different ways.
- the agents may be in solid or liquid form as well as in a combination of solid and liquid forms. Powder, granules, extrudates, compacts, in particular tablets, are particularly suitable as firm supply forms.
- the liquid supply forms based on water and / or organic solvents may be thickened, in the form of gels.
- Inventive agents can be formulated in the form of single-phase or multi-phase products.
- automatic dishwashing detergents with one, two, three or four phases are preferred.
- Machine dishwashing detergent characterized in that it is in the form of a prefabricated dosing unit with two or more phases, are particularly preferred.
- the individual phases of multiphase agents may have the same or different states of aggregation.
- Machine dishwashing detergents which have at least two different solid phases and / or at least two liquid phases and / or at least one solid and at least one solid phase are preferred.
- Automatic dishwasher detergents according to the invention are preferably prefabricated to form metering units. These metering units preferably comprise the necessary for a cleaning cycle amount of washing or cleaning-active substances. Preferred metering units have a weight between 12 and 30 g, preferably between 14 and 26 g and in particular between 16 and 22 g.
- the volume of the aforementioned metering units and their spatial form are selected with particular preference so that a metering of the prefabricated units is ensured via the metering chamber of a dishwasher.
- the volume of the dosing unit is therefore preferably between 10 and 35 ml, preferably between 12 and 30 ml.
- the automatic dishwasher detergents according to the invention in particular the prefabricated metering units, have a water-soluble coating, with particular preference.
- the subject matter of the present application is furthermore a method for cleaning dishes in a dishwashing machine, in which the agent according to the invention is metered into the interior of a dishwasher during the passage of a dishwashing program before the main wash cycle or during the main wash cycle.
- the metering or the entry of the agent according to the invention into the interior of the dishwasher can be done manually, but preferably the agent is metered by means of the metering chamber into the interior of the dishwasher.
- a typical outline recipe for a preferably usable automatic dishwashing detergent includes the following substances:
- Nonionic surfactant 0.5-10% by weight
- Machine dishwashing detergent comprising the following substances:
- Nonionic surfactant 0.5-10% by weight
- oil absorption capacity (boiled linseed oil) of 160 ml / 100 g or more
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Abstract
Description
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Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009004524A DE102009004524A1 (de) | 2009-01-09 | 2009-01-09 | Farbschützendes maschinelles Geschirrspülmittel |
| PCT/EP2009/064571 WO2010078979A1 (de) | 2009-01-09 | 2009-11-04 | Farbschützendes maschinelles geschirrspülmittel |
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| Publication Number | Publication Date |
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| EP2376615A1 true EP2376615A1 (de) | 2011-10-19 |
| EP2376615B1 EP2376615B1 (de) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| EP09748772.2A Not-in-force EP2376615B1 (de) | 2009-01-09 | 2009-11-04 | Farbschützendes maschinelles geschirrspülmittel |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2376615B1 (de) |
| DE (1) | DE102009004524A1 (de) |
| WO (1) | WO2010078979A1 (de) |
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| US9107433B2 (en) | 2010-04-26 | 2015-08-18 | Novozymes A/S | Enzyme granules |
| DE102010039815A1 (de) * | 2010-08-26 | 2012-03-01 | Henkel Ag & Co. Kgaa | Verwendung eines maschinellen Geschirrspülmittels zur Verhinderung der Kunststoffverfärbung |
| WO2012175401A2 (en) | 2011-06-20 | 2012-12-27 | Novozymes A/S | Particulate composition |
| MX349517B (es) | 2011-06-24 | 2017-08-02 | Novozymes As | Polipeptidos que tienen actividad de proteasa y polinucleotidos que codifican los mismos. |
| BR122020009747B1 (pt) | 2011-06-30 | 2021-07-20 | Novozymes A/S | Polipeptídeo e alfa-amilase variantes, composição detergente, e, utilização de uma alfa- amilase variante |
| EP2732018B1 (de) | 2011-07-12 | 2017-01-04 | Novozymes A/S | Lagerstabile enzymgranulate |
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| US20140227738A1 (en) | 2011-09-22 | 2014-08-14 | Novozymes A/S | Polypeptides Having Protease Activity and Polynucleotides Encoding Same |
| DE102011085998A1 (de) | 2011-11-09 | 2013-05-16 | Henkel Ag & Co. Kgaa | Geschirrspülmittel enthaltend Emulgatoren |
| WO2013076269A1 (en) | 2011-11-25 | 2013-05-30 | Novozymes A/S | Subtilase variants and polynucleotides encoding same |
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| DE102012200402A1 (de) | 2012-01-12 | 2013-07-18 | Henkel Ag & Co. Kgaa | Wasch- und Reinigungsmittel enthaltend Glycerinester |
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| WO2013120948A1 (en) | 2012-02-17 | 2013-08-22 | Novozymes A/S | Subtilisin variants and polynucleotides encoding same |
| EP2823026A1 (de) | 2012-03-07 | 2015-01-14 | Novozymes A/S | Waschmittelzusammensetzung und substitution von optischen aufhellern in waschmittelzusammensetzungen |
| AR090971A1 (es) | 2012-05-07 | 2014-12-17 | Novozymes As | Polipeptidos que tienen actividad de degradacion de xantano y polinucleotidos que los codifican |
| BR112014031882A2 (pt) | 2012-06-20 | 2017-08-01 | Novozymes As | uso de um polipeptídeo isolado, polipeptídeo, composição, polinucleotídeo isolado, construto de ácido nucleico ou vetor de expressão, célula hospedeira de expressão recombinante, métodos para produção de um polipeptídeo, para melhoria do valor nutricional de uma ração animal, e para o tratamento de proteínas, uso de pelo menos um polipeptídeo, aditivo de ração animal, ração animal, e, composição detergente |
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| EP2832853A1 (de) | 2013-07-29 | 2015-02-04 | Henkel AG&Co. KGAA | Waschmittelzusammensetzung mit Proteasevarianten |
| WO2015014803A1 (en) | 2013-07-29 | 2015-02-05 | Novozymes A/S | Protease variants and polynucleotides encoding same |
| WO2015049370A1 (en) | 2013-10-03 | 2015-04-09 | Novozymes A/S | Detergent composition and use of detergent composition |
| EP3453757B1 (de) | 2013-12-20 | 2020-06-17 | Novozymes A/S | Polypeptide mit proteaseaktivität und polynukleotide, die für diese kodieren |
| CN106062271A (zh) | 2014-03-05 | 2016-10-26 | 诺维信公司 | 用于改进具有木葡聚糖内糖基转移酶的纤维素纺织材料的性质的组合物和方法 |
| WO2015134729A1 (en) | 2014-03-05 | 2015-09-11 | Novozymes A/S | Compositions and methods for improving properties of non-cellulosic textile materials with xyloglucan endotransglycosylase |
| US20170015950A1 (en) | 2014-04-01 | 2017-01-19 | Novozymes A/S | Polypeptides having alpha amylase activity |
| WO2015189371A1 (en) | 2014-06-12 | 2015-12-17 | Novozymes A/S | Alpha-amylase variants and polynucleotides encoding same |
| US10550381B2 (en) | 2014-07-04 | 2020-02-04 | Novozymes A/S | Variant proteases and amylases having enhanced storage stability |
| EP3739029A1 (de) | 2014-07-04 | 2020-11-18 | Novozymes A/S | Subtilasevarianten und polynukleotide zur codierung davon |
| WO2016079305A1 (en) | 2014-11-20 | 2016-05-26 | Novozymes A/S | Alicyclobacillus variants and polynucleotides encoding same |
| CA2963331C (en) | 2014-12-04 | 2024-09-10 | Novozymes A/S | VARIANTS OF SUBTILASE AND THE POLYNUCLEOTIDES CODING FOR THESE |
| EP4530348A3 (de) | 2014-12-15 | 2025-08-06 | Basf Se | Waschmittelzusammensetzung mit subtilasevarianten |
| EP3106508B1 (de) | 2015-06-18 | 2019-11-20 | Henkel AG & Co. KGaA | Reinigungsmittelzusammensetzung mit subtilasevarianten |
| EP4071244A1 (de) | 2015-06-18 | 2022-10-12 | Novozymes A/S | Subtilasevarianten und polynukleotide zur codierung davon |
| EP3362558A1 (de) | 2015-10-14 | 2018-08-22 | Novozymes A/S | Polypeptide mit proteaseaktivität und dafür codierende polynukleotide |
| EP4324919A3 (de) | 2015-10-14 | 2024-05-29 | Novozymes A/S | Polypeptidvarianten |
| CN109715792A (zh) | 2016-06-03 | 2019-05-03 | 诺维信公司 | 枯草杆菌酶变体和对其进行编码的多核苷酸 |
| CA3027272C (en) | 2016-07-13 | 2022-06-21 | The Procter & Gamble Company | Bacillus cibi dnase variants and uses thereof |
| EP3701017A1 (de) | 2017-10-27 | 2020-09-02 | Novozymes A/S | Dnase-varianten |
| HUE057832T2 (hu) | 2017-10-27 | 2022-06-28 | Procter & Gamble | Polipeptid-variánsokat tartalmazó mosószerkészítmények |
| EP3781660A1 (de) | 2018-04-17 | 2021-02-24 | Novozymes A/S | Polypeptide mit kohlenhydratbindungsaktivität in waschmittelzusammensetzungen und ihre verwendung zur verminderung von falten in textilien oder geweben |
| JP7725365B2 (ja) | 2019-03-21 | 2025-08-19 | ノボザイムス アクティーゼルスカブ | α-アミラーゼ変異体及びこれをコードするポリヌクレオチド |
| US12247237B2 (en) | 2019-04-10 | 2025-03-11 | Novozymes A/S | Polypeptide variants |
| CN114787329A (zh) | 2019-08-27 | 2022-07-22 | 诺维信公司 | 洗涤剂组合物 |
| EP4031644A1 (de) | 2019-09-19 | 2022-07-27 | Novozymes A/S | Reinigungsmittelzusammensetzung |
| WO2021064068A1 (en) | 2019-10-03 | 2021-04-08 | Novozymes A/S | Polypeptides comprising at least two carbohydrate binding domains |
| EP3892708A1 (de) | 2020-04-06 | 2021-10-13 | Henkel AG & Co. KGaA | Reinigungszusammensetzungen mit dispersinvarianten |
| US20250346879A1 (en) | 2020-10-07 | 2025-11-13 | Novozymes A/S | Alpha-amylase variants |
| EP4291646A2 (de) | 2021-02-12 | 2023-12-20 | Novozymes A/S | Alpha-amylase-varianten |
| EP4359518A1 (de) | 2021-06-23 | 2024-05-01 | Novozymes A/S | Alpha-amylase-polypeptide |
| CN120344647A (zh) | 2022-12-23 | 2025-07-18 | 诺维信公司 | 包含过氧化氢酶和淀粉酶的洗涤剂组合物 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4328254A1 (de) * | 1993-08-23 | 1995-03-02 | Henkel Kgaa | Verfärbungsinhibitoren für Waschmittel |
| DE19854960A1 (de) * | 1998-11-29 | 2000-05-31 | Clariant Gmbh | Maschinengeschirrspülmittel |
| JP2002080629A (ja) | 2000-06-14 | 2002-03-19 | Ube Ind Ltd | ポリアミド多孔質球状粒子およびその製造方法 |
| US20020160930A1 (en) * | 2000-10-18 | 2002-10-31 | The Procter & Gamble Company | Detergent tablet |
| DE10104470A1 (de) * | 2001-02-01 | 2002-08-08 | Basf Ag | Reinigerformulierungen zur Verhinderung der Verfärbung von Kunststoffgegenständen |
| EP2240565A1 (de) * | 2008-02-15 | 2010-10-20 | Henkel AG & Co. KGaA | Wasch- und reinigungsmittel mit porösen polyamidpartikeln |
| DE102008019443A1 (de) * | 2008-04-17 | 2009-10-29 | Henkel Ag & Co. Kgaa | Farbschützendes Wasch- oder Reinigungsmittel |
-
2009
- 2009-01-09 DE DE102009004524A patent/DE102009004524A1/de not_active Withdrawn
- 2009-11-04 EP EP09748772.2A patent/EP2376615B1/de not_active Not-in-force
- 2009-11-04 WO PCT/EP2009/064571 patent/WO2010078979A1/de not_active Ceased
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2010078979A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102009004524A1 (de) | 2010-07-15 |
| WO2010078979A1 (de) | 2010-07-15 |
| EP2376615B1 (de) | 2017-01-04 |
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