DE1937575A1 - Verfahren zur Verhinderung von steinbildenden Ablagerungen in waessrigen Systemen - Google Patents
Verfahren zur Verhinderung von steinbildenden Ablagerungen in waessrigen SystemenInfo
- Publication number
- DE1937575A1 DE1937575A1 DE19691937575 DE1937575A DE1937575A1 DE 1937575 A1 DE1937575 A1 DE 1937575A1 DE 19691937575 DE19691937575 DE 19691937575 DE 1937575 A DE1937575 A DE 1937575A DE 1937575 A1 DE1937575 A1 DE 1937575A1
- Authority
- DE
- Germany
- Prior art keywords
- acid
- water
- aqueous systems
- starch
- solution
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 19
- 239000002253 acid Substances 0.000 claims description 16
- 239000000243 solution Substances 0.000 claims description 16
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 14
- 229920002472 Starch Polymers 0.000 claims description 13
- 235000019698 starch Nutrition 0.000 claims description 13
- 229920000578 graft copolymer Polymers 0.000 claims description 11
- 239000008107 starch Substances 0.000 claims description 10
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 7
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 5
- 150000007513 acids Chemical class 0.000 claims description 5
- 239000007857 degradation product Substances 0.000 claims description 4
- 150000004676 glycans Chemical class 0.000 claims description 4
- 229920001282 polysaccharide Polymers 0.000 claims description 4
- 239000005017 polysaccharide Substances 0.000 claims description 4
- 229920001353 Dextrin Polymers 0.000 claims description 3
- 239000004375 Dextrin Substances 0.000 claims description 3
- 229920000881 Modified starch Polymers 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 235000019425 dextrin Nutrition 0.000 claims description 3
- 235000019426 modified starch Nutrition 0.000 claims description 3
- 239000000178 monomer Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000004848 polyfunctional curative Substances 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 10
- 238000009835 boiling Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 5
- 235000019395 ammonium persulphate Nutrition 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 235000011121 sodium hydroxide Nutrition 0.000 description 4
- 238000002255 vaccination Methods 0.000 description 4
- 229920002261 Corn starch Polymers 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000008120 corn starch Substances 0.000 description 3
- 229920001592 potato starch Polymers 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 239000004368 Modified starch Substances 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- -1 aminoalkylene phosphonic acid Chemical compound 0.000 description 2
- FJKIXWOMBXYWOQ-UHFFFAOYSA-N ethenoxyethane Chemical compound CCOC=C FJKIXWOMBXYWOQ-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 2
- 235000010262 sodium metabisulphite Nutrition 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 241001136792 Alle Species 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- RGHNJXZEOKUKBD-SQOUGZDYSA-N Gluconic acid Natural products OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- YDONNITUKPKTIG-UHFFFAOYSA-N [Nitrilotris(methylene)]trisphosphonic acid Chemical compound OP(O)(=O)CN(CP(O)(O)=O)CP(O)(O)=O YDONNITUKPKTIG-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000006294 amino alkylene group Chemical group 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 230000002308 calcification Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- DUYCTCQXNHFCSJ-UHFFFAOYSA-N dtpmp Chemical compound OP(=O)(O)CN(CP(O)(O)=O)CCN(CP(O)(=O)O)CCN(CP(O)(O)=O)CP(O)(O)=O DUYCTCQXNHFCSJ-UHFFFAOYSA-N 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000000174 gluconic acid Substances 0.000 description 1
- 235000012208 gluconic acid Nutrition 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 150000004712 monophosphates Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L peroxydisulfate Chemical compound [O-]S(=O)(=O)OOS([O-])(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000012487 rinsing solution Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 229940001584 sodium metabisulfite Drugs 0.000 description 1
- 239000004296 sodium metabisulphite Substances 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
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
-
- 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
- C11D3/20—Organic compounds containing oxygen
- C11D3/22—Carbohydrates or derivatives thereof
- C11D3/222—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin
- C11D3/228—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin with phosphorus- or sulfur-containing groups
-
- 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
- C11D3/36—Organic compounds containing phosphorus
- C11D3/364—Organic compounds containing phosphorus containing nitrogen
-
- 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
- C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/3757—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions
- C11D3/3765—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions in liquid 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
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/3769—(Co)polymerised monomers containing nitrogen, e.g. carbonamides, nitriles or amines
- C11D3/3773—(Co)polymerised monomers containing nitrogen, e.g. carbonamides, nitriles or amines in liquid 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
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3788—Graft polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Molecular Biology (AREA)
- Emergency Medicine (AREA)
- Detergent Compositions (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Paper (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691937575 DE1937575A1 (de) | 1968-11-02 | 1969-07-24 | Verfahren zur Verhinderung von steinbildenden Ablagerungen in waessrigen Systemen |
| BE751391D BE751391R (fr) | 1968-11-02 | 1970-06-03 | Procede pour empecher le formation de depots pierreux dans des systemesaqueux |
| AT603070A AT302207B (de) | 1968-11-02 | 1970-07-03 | Verfahren zur Verhinderung von steinbildenden Ablagerungen in wässerige Medien führenden bzw. solche enthaltenden Systemen |
| GB3262570A GB1322536A (en) | 1968-11-02 | 1970-07-06 | Prevention or inhibition of scale deposition from aqueous systems |
| US56982A US3699048A (en) | 1969-07-24 | 1970-07-21 | Process of preventing scale and deposit formation in aqueous systems and product |
| FR7026807A FR2053119B2 (enExample) | 1968-11-02 | 1970-07-21 | |
| CH1111970A CH543453A (de) | 1968-11-02 | 1970-07-22 | Verfahren zur Verhinderung von steinbildenden Ablagerungen in wässrigen Systemen |
| NL7010935A NL7010935A (enExample) | 1968-11-02 | 1970-07-23 | |
| ES379180A ES379180A2 (es) | 1968-11-02 | 1970-09-24 | Procedimiento para evitar sedimentaciones petrificantes en sistemas acuosos. |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681806594 DE1806594C3 (de) | 1968-11-02 | 1968-11-02 | Verwendung eines Gemisches aus Aminoalkylenphosphonsäure und polymerer Verbindungen zur Verhinderung von Steinbildenden Ablagerungen in wässrigen Systemen |
| DE19691937575 DE1937575A1 (de) | 1968-11-02 | 1969-07-24 | Verfahren zur Verhinderung von steinbildenden Ablagerungen in waessrigen Systemen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1937575A1 true DE1937575A1 (de) | 1971-02-11 |
Family
ID=25756357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691937575 Pending DE1937575A1 (de) | 1968-11-02 | 1969-07-24 | Verfahren zur Verhinderung von steinbildenden Ablagerungen in waessrigen Systemen |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT302207B (enExample) |
| BE (1) | BE751391R (enExample) |
| CH (1) | CH543453A (enExample) |
| DE (1) | DE1937575A1 (enExample) |
| ES (1) | ES379180A2 (enExample) |
| FR (1) | FR2053119B2 (enExample) |
| GB (1) | GB1322536A (enExample) |
| NL (1) | NL7010935A (enExample) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2663948A1 (fr) * | 1990-07-02 | 1992-01-03 | Rhone Poulenc Chimie | Composition detergente contenant un polysaccharide greffe biodegradable. |
| FR2669884A1 (fr) * | 1990-11-30 | 1992-06-05 | Duarib Sa | Dispositif de pivotement semi-automatique d'une roue jockey. |
| WO1993011214A1 (de) * | 1991-12-03 | 1993-06-10 | Basf Aktiengesellschaft | Wasch- und reinigungsmittel |
| US5296470A (en) * | 1990-07-02 | 1994-03-22 | Rhone-Poulenc Chimie | Graft polysaccharides and their use as sequestering agents |
| CN113880266A (zh) * | 2021-10-26 | 2022-01-04 | 汇科琪(天津)水质添加剂有限公司 | 一种无磷阻垢剂及其制备方法 |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT71647B (en) * | 1979-08-16 | 1982-01-21 | Calgon Corp | Process for preparing a composition for the control of scale and deposits in gas-liquid separation |
| GB2248832A (en) * | 1990-10-04 | 1992-04-22 | Britoil Plc | Method for inhibiting scale formation |
| US8674021B2 (en) | 2006-07-21 | 2014-03-18 | Akzo Nobel N.V. | Sulfonated graft copolymers |
| MX341475B (es) | 2009-07-31 | 2016-08-19 | Akzo Nobel N V * | Composiciones de copolimero hibrido para aplicaciones de cuidado personal. |
| US8729006B2 (en) | 2011-06-28 | 2014-05-20 | Ecolab Usa Inc. | Methods and compositions using sodium carboxymethyl cellulose as scale control agent |
| US8853144B2 (en) | 2011-08-05 | 2014-10-07 | Ecolab Usa Inc. | Cleaning composition containing a polysaccharide graft polymer composition and methods of improving drainage |
| US8841246B2 (en) | 2011-08-05 | 2014-09-23 | Ecolab Usa Inc. | Cleaning composition containing a polysaccharide hybrid polymer composition and methods of improving drainage |
| US8679366B2 (en) | 2011-08-05 | 2014-03-25 | Ecolab Usa Inc. | Cleaning composition containing a polysaccharide graft polymer composition and methods of controlling hard water scale |
| US8636918B2 (en) | 2011-08-05 | 2014-01-28 | Ecolab Usa Inc. | Cleaning composition containing a polysaccharide hybrid polymer composition and methods of controlling hard water scale |
| EP2773321B1 (en) | 2011-11-04 | 2015-09-09 | Akzo Nobel Chemicals International B.V. | Graft dendrite copolymers, and methods for producing the same |
| MX2014005094A (es) | 2011-11-04 | 2014-08-08 | Akzo Nobel Chemicals Int Bv | Copolimeros de dendrita hibridos, composiciones de los mismos y metodos para producirlos. |
| US8945314B2 (en) | 2012-07-30 | 2015-02-03 | Ecolab Usa Inc. | Biodegradable stability binding agent for a solid detergent |
| US8901057B2 (en) | 2012-10-29 | 2014-12-02 | Ecolab Usa Inc. | Use of a starch base copolymer in conjunction with a maleic polymer and a hydroxypolycarboxylic acid to control hardness under alkaline conditions |
| US9365805B2 (en) | 2014-05-15 | 2016-06-14 | Ecolab Usa Inc. | Bio-based pot and pan pre-soak |
| CN105523645A (zh) * | 2014-09-29 | 2016-04-27 | 天津长林热能技术服务有限公司 | 锅炉用水软化剂 |
-
1969
- 1969-07-24 DE DE19691937575 patent/DE1937575A1/de active Pending
-
1970
- 1970-06-03 BE BE751391D patent/BE751391R/fr active
- 1970-07-03 AT AT603070A patent/AT302207B/de not_active IP Right Cessation
- 1970-07-06 GB GB3262570A patent/GB1322536A/en not_active Expired
- 1970-07-21 FR FR7026807A patent/FR2053119B2/fr not_active Expired
- 1970-07-22 CH CH1111970A patent/CH543453A/de not_active IP Right Cessation
- 1970-07-23 NL NL7010935A patent/NL7010935A/xx unknown
- 1970-09-24 ES ES379180A patent/ES379180A2/es not_active Expired
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2663948A1 (fr) * | 1990-07-02 | 1992-01-03 | Rhone Poulenc Chimie | Composition detergente contenant un polysaccharide greffe biodegradable. |
| EP0465287A1 (fr) * | 1990-07-02 | 1992-01-08 | Rhone-Poulenc Chimie | Composition détergente contenant un polysaccharide greffé biodégradable |
| US5223171A (en) * | 1990-07-02 | 1993-06-29 | Rhone Poulenc Chimie | Detergent composition containing a biodegradable graft polysaccharide |
| US5296470A (en) * | 1990-07-02 | 1994-03-22 | Rhone-Poulenc Chimie | Graft polysaccharides and their use as sequestering agents |
| FR2669884A1 (fr) * | 1990-11-30 | 1992-06-05 | Duarib Sa | Dispositif de pivotement semi-automatique d'une roue jockey. |
| WO1993011214A1 (de) * | 1991-12-03 | 1993-06-10 | Basf Aktiengesellschaft | Wasch- und reinigungsmittel |
| CN113880266A (zh) * | 2021-10-26 | 2022-01-04 | 汇科琪(天津)水质添加剂有限公司 | 一种无磷阻垢剂及其制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| AT302207B (de) | 1972-10-10 |
| FR2053119B2 (enExample) | 1973-03-16 |
| GB1322536A (en) | 1973-07-04 |
| NL7010935A (enExample) | 1971-01-26 |
| BE751391R (fr) | 1970-11-16 |
| FR2053119A2 (enExample) | 1971-04-16 |
| ES379180A2 (es) | 1972-11-01 |
| CH543453A (de) | 1973-10-31 |
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