DE2659375A1 - Alkalisalze sulfonierter kohlenwasserstoffharze, verfahren zu ihrer herstellung und ihre verwendung - Google Patents
Alkalisalze sulfonierter kohlenwasserstoffharze, verfahren zu ihrer herstellung und ihre verwendungInfo
- Publication number
- DE2659375A1 DE2659375A1 DE19762659375 DE2659375A DE2659375A1 DE 2659375 A1 DE2659375 A1 DE 2659375A1 DE 19762659375 DE19762659375 DE 19762659375 DE 2659375 A DE2659375 A DE 2659375A DE 2659375 A1 DE2659375 A1 DE 2659375A1
- Authority
- DE
- Germany
- Prior art keywords
- sulfonated
- styrene
- resin
- hydrocarbon resins
- indene
- 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.)
- Withdrawn
Links
- 239000013032 Hydrocarbon resin Substances 0.000 title claims abstract description 14
- 229920006270 hydrocarbon resin Polymers 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims description 6
- 238000004519 manufacturing process Methods 0.000 title description 2
- 159000000011 group IA salts Chemical class 0.000 title 1
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 12
- -1 Alkali metal salts Chemical class 0.000 claims abstract description 8
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 8
- 239000011707 mineral Substances 0.000 claims abstract description 8
- 239000011230 binding agent Substances 0.000 claims abstract description 7
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract 3
- YBYIRNPNPLQARY-UHFFFAOYSA-N 1H-indene Chemical compound C1=CC=C2CC=CC2=C1 YBYIRNPNPLQARY-UHFFFAOYSA-N 0.000 claims description 34
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 23
- 229920005989 resin Polymers 0.000 claims description 23
- 239000011347 resin Substances 0.000 claims description 23
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims description 14
- 150000001447 alkali salts Chemical class 0.000 claims description 11
- 239000000243 solution Substances 0.000 claims description 9
- 150000003440 styrenes Chemical class 0.000 claims description 9
- 238000006277 sulfonation reaction Methods 0.000 claims description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 5
- 229930195733 hydrocarbon Natural products 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000005727 Friedel-Crafts reaction Methods 0.000 claims description 2
- 239000012670 alkaline solution Substances 0.000 claims description 2
- 125000003118 aryl group Chemical group 0.000 claims description 2
- 239000003054 catalyst Substances 0.000 claims description 2
- 239000003208 petroleum Substances 0.000 claims description 2
- 238000006116 polymerization reaction Methods 0.000 claims description 2
- 230000000379 polymerizing effect Effects 0.000 claims description 2
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- 239000004567 concrete Substances 0.000 abstract description 13
- PJEKFSKIOOHJNR-UHFFFAOYSA-N 1h-indene;styrene Chemical class C=CC1=CC=CC=C1.C1=CC=C2CC=CC2=C1 PJEKFSKIOOHJNR-UHFFFAOYSA-N 0.000 abstract 1
- 239000000047 product Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 239000004568 cement Substances 0.000 description 9
- 239000002518 antifoaming agent Substances 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound 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 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012442 inert solvent Substances 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 3
- QPFMBZIOSGYJDE-UHFFFAOYSA-N 1,1,2,2-tetrachloroethane Chemical compound ClC(Cl)C(Cl)Cl QPFMBZIOSGYJDE-UHFFFAOYSA-N 0.000 description 2
- KEQGZUUPPQEDPF-UHFFFAOYSA-N 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione Chemical compound CC1(C)N(Cl)C(=O)N(Cl)C1=O KEQGZUUPPQEDPF-UHFFFAOYSA-N 0.000 description 2
- UDHXJZHVNHGCEC-UHFFFAOYSA-N Chlorophacinone Chemical compound C1=CC(Cl)=CC=C1C(C=1C=CC=CC=1)C(=O)C1C(=O)C2=CC=CC=C2C1=O UDHXJZHVNHGCEC-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- XTHPWXDJESJLNJ-UHFFFAOYSA-N chlorosulfonic acid Substances OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- HNRMFTGJIHRGQO-UHFFFAOYSA-N C1C=CC2=CC=CC=C12.[C] Chemical compound C1C=CC2=CC=CC=C12.[C] HNRMFTGJIHRGQO-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012496 blank sample Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000004572 hydraulic lime Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 150000002469 indenes Chemical class 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000004230 steam cracking Methods 0.000 description 1
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical compound ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F240/00—Copolymers of hydrocarbons and mineral oils, e.g. petroleum resins
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/16—Sulfur-containing compounds
- C04B24/161—Macromolecular compounds comprising sulfonate or sulfate groups
- C04B24/163—Macromolecular compounds comprising sulfonate or sulfate groups obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/44—Preparation of metal salts or ammonium salts
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F212/06—Hydrocarbons
- C08F212/08—Styrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F232/00—Copolymers of cyclic compounds containing no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic ring system
- C08F232/08—Copolymers of cyclic compounds containing no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic ring system having condensed rings
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Ceramic Engineering (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7600027A FR2337146A1 (fr) | 1976-01-02 | 1976-01-02 | Nouveaux produits a action fluidifiante pour pates et liants mineraux |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2659375A1 true DE2659375A1 (de) | 1977-08-18 |
Family
ID=9167605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762659375 Withdrawn DE2659375A1 (de) | 1976-01-02 | 1976-12-29 | Alkalisalze sulfonierter kohlenwasserstoffharze, verfahren zu ihrer herstellung und ihre verwendung |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4071493A (https=) |
| JP (1) | JPS5292262A (https=) |
| BE (1) | BE849986A (https=) |
| BR (1) | BR7608795A (https=) |
| CH (1) | CH617211A5 (https=) |
| DE (1) | DE2659375A1 (https=) |
| DK (1) | DK588276A (https=) |
| ES (1) | ES454683A1 (https=) |
| FR (1) | FR2337146A1 (https=) |
| GB (1) | GB1539980A (https=) |
| IT (1) | IT1069863B (https=) |
| NL (1) | NL7614580A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995004088A1 (de) * | 1993-07-31 | 1995-02-09 | Basf Aktiengesellschaft | Sulfonierte und oxidierte inden-polymerisate und ihre verwendung als dispergiermittel |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4686240A (en) | 1985-10-25 | 1987-08-11 | Union Carbide Corporation | Process for producing polyurethane foams using foam modifiers |
| US4704415A (en) * | 1986-06-13 | 1987-11-03 | The Dow Chemical Company | High efficiency superplasticizer comprising a sulfonated copolymer of styrene and alpha-mestyrene for cement compositions |
| US4746367A (en) * | 1986-12-17 | 1988-05-24 | The Dow Chemical Company | Superplasticizer composition for use with hydraulic cements |
| JPH0297505A (ja) * | 1988-06-30 | 1990-04-10 | Kawasaki Steel Corp | スルホン化共重合体およびその用途 |
| US5877227A (en) * | 1997-08-11 | 1999-03-02 | Imperial Chemical Industries Plc | Low density flexible polyurethane foams |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1299847A (en) * | 1916-02-03 | 1919-04-08 | Westinghouse Electric & Mfg Co | Molded composition and method of making the same. |
| US1299798A (en) * | 1917-06-08 | 1919-04-08 | Westinghouse Electric & Mfg Co | Plastic composition and process of making the same. |
| US2695850A (en) * | 1950-07-31 | 1954-11-30 | Lorenz John | Plastic composition |
| US2835655A (en) * | 1953-08-19 | 1958-05-20 | Dow Chemical Co | Production of water-soluble aromatic resin sulfonates by sulfonating with so3 in liquid so2 |
| US3135029A (en) * | 1957-10-31 | 1964-06-02 | Dow Chemical Co | Sand compositions for foundry cores and molds comprising alkali metal silicate binders and acrylamide polymer or water-soluble sulfonated alkenyl aromatic polymer additives, their preparation and use |
| US3140269A (en) * | 1960-05-09 | 1964-07-07 | Dow Chemical Co | Hydraulic cement composition containing a mixture of polymeric additaments and method of cementing a well therewith |
| US3234154A (en) * | 1960-11-14 | 1966-02-08 | Dow Chemical Co | Cement composition |
| JPS4832432B1 (https=) * | 1970-03-23 | 1973-10-05 | ||
| US3799913A (en) * | 1971-12-30 | 1974-03-26 | Neville Chemical Co | Production of hydrocarbon resin compositions from alpha-methyl styrene,indene and vinyl toluene |
-
1976
- 1976-01-02 FR FR7600027A patent/FR2337146A1/fr active Granted
- 1976-12-20 IT IT70039/76A patent/IT1069863B/it active
- 1976-12-28 JP JP15768676A patent/JPS5292262A/ja active Pending
- 1976-12-29 DE DE19762659375 patent/DE2659375A1/de not_active Withdrawn
- 1976-12-29 CH CH1642576A patent/CH617211A5/fr not_active IP Right Cessation
- 1976-12-29 ES ES454683A patent/ES454683A1/es not_active Expired
- 1976-12-29 BR BR7608795A patent/BR7608795A/pt unknown
- 1976-12-30 DK DK588276A patent/DK588276A/da not_active Application Discontinuation
- 1976-12-30 BE BE2055567A patent/BE849986A/xx not_active IP Right Cessation
- 1976-12-30 NL NL7614580A patent/NL7614580A/xx not_active Application Discontinuation
- 1976-12-31 GB GB54444/76A patent/GB1539980A/en not_active Expired
-
1977
- 1977-01-03 US US05/756,407 patent/US4071493A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995004088A1 (de) * | 1993-07-31 | 1995-02-09 | Basf Aktiengesellschaft | Sulfonierte und oxidierte inden-polymerisate und ihre verwendung als dispergiermittel |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1539980A (en) | 1979-02-07 |
| DK588276A (da) | 1977-07-03 |
| FR2337146A1 (fr) | 1977-07-29 |
| ES454683A1 (es) | 1978-03-16 |
| US4071493A (en) | 1978-01-31 |
| NL7614580A (nl) | 1977-07-05 |
| BR7608795A (pt) | 1977-10-25 |
| BE849986A (fr) | 1977-06-30 |
| JPS5292262A (en) | 1977-08-03 |
| IT1069863B (it) | 1985-03-25 |
| CH617211A5 (https=) | 1980-05-14 |
| FR2337146B1 (https=) | 1980-06-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2261659C3 (de) | Verfahren zum Aufrechterhalten des Fließvermögens von hydraulischen Zementmassen | |
| DE3533945C2 (https=) | ||
| DE2532050B2 (de) | Hydraulische Massen | |
| DE2546135A1 (de) | Verfluessiger fuer anorganische bindemittel | |
| DE2659375A1 (de) | Alkalisalze sulfonierter kohlenwasserstoffharze, verfahren zu ihrer herstellung und ihre verwendung | |
| DE3586483T2 (de) | Verwendung von wasserloeslichen polymeren in waesserigen bohr- und packerfluessigkeiten und als waschmittel-builder. | |
| DE1910532C3 (de) | Frost- und elektrolytbeständige wäßrige Kunststoffdispersionen | |
| DE69509207T2 (de) | Zementzusammensetzung und deren Verwendung für die Herstellung von Leichtzementen | |
| DE68923176T2 (de) | Dispergiermittel und zementzusatz. | |
| DE3390062T1 (de) | Verfahren zur Herstellung von Amidoalkansulfonsäuren und Derivaten derselben | |
| DE2727345A1 (de) | Verfahren zur herstellung von 8-amino-1-naphthol-3,6-disulfonsaeure | |
| DE2914215A1 (de) | Verfahren zur herstellung von moerteln und betonen und mittel hierfuer | |
| DE68907788T2 (de) | Betonzusammensetzung mit einem Verflüssigungszusatz. | |
| DE69413222T2 (de) | Verfahren zur herstellung von sulfonierten melaminformaldehydharzen | |
| WO2017072126A1 (de) | Inertisierung von tonmineralien und verbesserung der wirkung von verflüssigern in tonhaltigen mineralischen bindemittelzusammensetzungen | |
| DE69222769T2 (de) | Verfahren zur herstellung von alkylnaphthalinsulfonat-tensiden | |
| DE908247C (de) | Verfahren zur Entfernung von Kationen aus fluessigen Medien | |
| EP0306629B1 (de) | Verfahren zur Herstellung von Verflüssigungsmitteln für mineralische Bindemittel | |
| DE69301384T2 (de) | Verwendung wasserlöslicher Dispergiermittel, hergestellt durch Sulfonieren von Inden oder Gemischen von Inden mit Aromaten | |
| DE68917543T2 (de) | Copolymer von polymerisierbaren Komponenten in Benzinöl und Maleinsäure-Anhydrid, Verfahren zur Herstellung dieses Copolymers und Derivate davon. | |
| DE2609703B2 (de) | Organocalciumaluminate und ihre Verwendung in hydraulischen Bindemitteln | |
| DE2200642A1 (de) | Verfahren und Zubereitung fuer Verbesserung der Eigenschaften von Zementbeton | |
| DE4412141C2 (de) | Verfahren zur Herstellung von wasserlöslichen Sulfonat-Dispergiermitteln, deren Verwendung und diese enhaltende Mittel | |
| EP0291644B1 (de) | Verflüssigungsmittel für mineralische Bindemittel | |
| DE2451357C2 (de) | Verfahren zur Modifizierung und Verbesserung der Eigenschaften von Zement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8128 | New person/name/address of the agent |
Representative=s name: HENKEL, G., DR.PHIL. FEILER, L., DR.RER.NAT. HAENZ |
|
| 8110 | Request for examination paragraph 44 | ||
| 8139 | Disposal/non-payment of the annual fee |