DK71788A - Fremgangsmaade til reduktion af acrylamid i emulsioner af acrylamid-polymere - Google Patents
Fremgangsmaade til reduktion af acrylamid i emulsioner af acrylamid-polymereInfo
- Publication number
- DK71788A DK71788A DK071788A DK71788A DK71788A DK 71788 A DK71788 A DK 71788A DK 071788 A DK071788 A DK 071788A DK 71788 A DK71788 A DK 71788A DK 71788 A DK71788 A DK 71788A
- Authority
- DK
- Denmark
- Prior art keywords
- acrylamide
- emulsions
- procedure
- reducing
- polymers
- Prior art date
Links
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
- C08F6/00—Post-polymerisation treatments
- C08F6/14—Treatment of polymer emulsions
-
- 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
- C08F6/00—Post-polymerisation treatments
- C08F6/006—Removal of residual monomers by chemical reaction, e.g. scavenging
-
- 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
- C08F6/00—Post-polymerisation treatments
- C08F6/14—Treatment of polymer emulsions
- C08F6/16—Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Colloid Chemistry (AREA)
- Enzymes And Modification Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/014,327 US4687807A (en) | 1987-02-13 | 1987-02-13 | Use of amidase for reducing the acrylamide content of water-in-oil emulsions containing acrylamide polymers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK71788D0 DK71788D0 (da) | 1988-02-12 |
| DK71788A true DK71788A (da) | 1988-08-14 |
Family
ID=21764813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK071788A DK71788A (da) | 1987-02-13 | 1988-02-12 | Fremgangsmaade til reduktion af acrylamid i emulsioner af acrylamid-polymere |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4687807A (pt) |
| EP (1) | EP0278521A1 (pt) |
| JP (1) | JPS63202606A (pt) |
| KR (1) | KR920001781B1 (pt) |
| AU (1) | AU586114B2 (pt) |
| BR (1) | BR8705026A (pt) |
| CA (1) | CA1263326A (pt) |
| DE (1) | DE3803029A1 (pt) |
| DK (1) | DK71788A (pt) |
| ES (1) | ES2004325A4 (pt) |
| FI (1) | FI880660A (pt) |
| FR (1) | FR2610936B1 (pt) |
| GB (2) | GB8803279D0 (pt) |
| IT (1) | IT1221513B (pt) |
| NO (1) | NO880637L (pt) |
| ZA (1) | ZA88996B (pt) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5188952A (en) * | 1986-12-16 | 1993-02-23 | Imperial Chemical Industries Plc | Process for the decomposition of acrylamide |
| GB8630029D0 (en) * | 1986-12-16 | 1987-01-28 | Ici Plc | Decomposition of acrylamide |
| US4786679A (en) * | 1987-02-13 | 1988-11-22 | Nalco Chemical Company | Water-in-oil emulsions of amidase |
| EP0329324B1 (en) * | 1988-02-10 | 1994-04-20 | Ciba Specialty Chemicals Water Treatments Limited | Polymeric compositions and their production |
| GB8803064D0 (en) * | 1988-02-10 | 1988-03-09 | Allied Colloids Ltd | Polymeric compositions & their production |
| MX18620A (es) * | 1988-12-19 | 1993-10-01 | American Cyanamid Co | Floculante polimerico de alto desempeño, proceso para su preparacion, metodo para la liberacion de agua de un dispersion de solidos suspendidos y metodo de floculacion de una dispersion de solidos suspendidos |
| US6191242B1 (en) * | 1988-12-19 | 2001-02-20 | Cytec Technology Corp. | Process for making high performance anionic polymeric flocculating agents |
| GB8911525D0 (en) * | 1989-05-19 | 1989-07-05 | Allied Colloids Ltd | Polymeric composition |
| GB9020081D0 (en) * | 1990-09-14 | 1990-10-24 | Allied Colloids Ltd | Polymerisation processes |
| US5145890A (en) * | 1991-08-30 | 1992-09-08 | Rohm And Haas Company | Method for reducing the carboxylester content of an emulsion polymer |
| US5863750A (en) * | 1996-12-18 | 1999-01-26 | Cytec Tech Corp | Methods for the detoxification of nitrile and/or amide compounds |
| US6060265A (en) * | 1996-12-18 | 2000-05-09 | Cytec Technology Corporation | Methods for the detoxification of nitrile and/or amide compounds |
| GB9716764D0 (en) * | 1997-08-07 | 1997-10-15 | Allied Colloids Ltd | Acrylamidase enzymes |
| WO2006017526A2 (en) * | 2004-08-03 | 2006-02-16 | Children's Medical Center Corporation | Method to limit acrylamide in heated foods |
| US11359135B2 (en) | 2019-08-07 | 2022-06-14 | Ecolab Usa Inc. | Inversion agents for water-in-oil lattices and methods of use |
| US11708485B2 (en) | 2019-08-07 | 2023-07-25 | Ecolab Usa Inc. | High molecular weight polymer with low insoluble gel content |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US28474A (en) * | 1860-05-29 | Samuel Hall | Coupling for shafting | |
| US28576A (en) * | 1860-06-05 | Vines Harwell | Improvement in cultivators | |
| US3284393A (en) * | 1959-11-04 | 1966-11-08 | Dow Chemical Co | Water-in-oil emulsion polymerization process for polymerizing watersoluble monomers |
| US3288770A (en) * | 1962-12-14 | 1966-11-29 | Peninsular Chem Res Inc | Water soluble quaternary ammonium polymers |
| USRE28474F1 (en) | 1970-12-15 | 1983-12-20 | Nalco Chemical Co | Process for rapidly dissolving water-soluble polymers |
| USRE28576E (en) | 1970-12-15 | 1975-10-21 | Process for rapid dissolving water-soluble vinyl addition polymers using water-in-oil emulsions | |
| US3734873A (en) * | 1970-12-15 | 1973-05-22 | Nalco Chemical Co | Rapid dissolving water-soluble polymers |
| US3624019A (en) * | 1970-12-15 | 1971-11-30 | Nalco Chemical Co | Process for rapidly dissolving water-soluble polymers |
| US3767629A (en) * | 1971-10-12 | 1973-10-23 | Nalco Chemical Co | Use of air to control polymerization of water soluble monomers |
| US3826771A (en) * | 1973-01-11 | 1974-07-30 | Nalco Chemical Co | Stable high solids water-in-oil emulsions of water soluble polymers |
| JPS5317674B2 (pt) * | 1973-05-30 | 1978-06-09 | ||
| US3915920A (en) * | 1974-03-15 | 1975-10-28 | Nalco Chemical Co | Stabilized water-in-oil emulsions utilizing minor amounts of oil-soluble polymers |
| US3920599A (en) * | 1974-03-29 | 1975-11-18 | Nalco Chemical Co | Latices of dially dimethyl ammonium chloride/acrylamide polymers |
| US3979348A (en) * | 1974-06-17 | 1976-09-07 | Nalco Chemical Company | Ionic polymers from acrylamide latex polymers |
| FR2294999A1 (fr) * | 1974-12-18 | 1976-07-16 | Anvar | Procede de preparation d'amides par hydrolyse biologique |
| US3997492A (en) * | 1975-01-22 | 1976-12-14 | Nalco Chemical Company | High HLB latex polymers |
| US3996180A (en) * | 1975-04-23 | 1976-12-07 | Nalco Chemical Company | High shear mixing of latex polymers |
| US4024097A (en) * | 1975-11-19 | 1977-05-17 | Nalco Chemical Company | Stable water-in-oil emulsion polymers with small particle size |
| US4195129A (en) * | 1975-11-26 | 1980-03-25 | Kansai Paint Co., Ltd. | Method for immobilizing enzymes and microbial cells |
| JPS5437988A (en) * | 1977-08-31 | 1979-03-20 | Komatsu Ltd | Method and apparatus of grinding a crank shaft |
| JPS5446887A (en) * | 1977-09-19 | 1979-04-13 | Nitto Chem Ind Co Ltd | Preparation of acrylic acid or methacrylic acid |
| JPS5386078A (en) * | 1977-11-12 | 1978-07-29 | Taki Chem Co Ltd | Decomposition of acrylamide |
| EP0008213B1 (en) * | 1978-08-16 | 1985-04-10 | Ciba Specialty Chemicals Water Treatments Limited | The use of synthetic polymeric compositions as wallpaper adhesive |
| DE2903852A1 (de) * | 1979-02-01 | 1980-08-14 | Bayer Ag | Mikrobiologischer abbau von acrylnitril in waessrigen dispersionen |
| JPS55135591A (en) * | 1979-04-09 | 1980-10-22 | Mitsubishi Rayon Co Ltd | Preparation of fixed microorganism |
| US4375529A (en) * | 1981-08-03 | 1983-03-01 | Nalco Chemical Company | Hydrogenation of residual monomers in partially polymerized acrylamide copolymers in latex form |
| DE3209224A1 (de) * | 1982-03-13 | 1983-09-15 | Basf Ag | Verfahren zur herstellung von unloeslichen, nur wenig quellbaren polymerisaten von basischen vinylheterocyclen und deren verwendung |
| US4529753A (en) * | 1984-04-10 | 1985-07-16 | Polysar Limited | Chemical/steam stripping |
| US4786679A (en) * | 1987-02-13 | 1988-11-22 | Nalco Chemical Company | Water-in-oil emulsions of amidase |
-
1987
- 1987-02-13 US US07/014,327 patent/US4687807A/en not_active Expired - Lifetime
- 1987-07-31 AU AU76374/87A patent/AU586114B2/en not_active Ceased
- 1987-08-06 FR FR878711197A patent/FR2610936B1/fr not_active Expired
- 1987-09-22 JP JP62236418A patent/JPS63202606A/ja active Granted
- 1987-09-29 BR BR8705026A patent/BR8705026A/pt unknown
- 1987-10-06 IT IT48461/87A patent/IT1221513B/it active
-
1988
- 1988-02-02 DE DE3803029A patent/DE3803029A1/de active Granted
- 1988-02-12 ZA ZA88996A patent/ZA88996B/xx unknown
- 1988-02-12 DK DK071788A patent/DK71788A/da not_active Application Discontinuation
- 1988-02-12 CA CA000558844A patent/CA1263326A/en not_active Expired
- 1988-02-12 GB GB888803279A patent/GB8803279D0/en active Pending
- 1988-02-12 EP EP88102088A patent/EP0278521A1/en not_active Ceased
- 1988-02-12 FI FI880660A patent/FI880660A/fi not_active Application Discontinuation
- 1988-02-12 ES ES88102088T patent/ES2004325A4/es active Pending
- 1988-02-12 KR KR1019880001343A patent/KR920001781B1/ko not_active IP Right Cessation
- 1988-02-12 NO NO880637A patent/NO880637L/no unknown
- 1988-02-15 GB GB08803466A patent/GB2202227A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT1221513B (it) | 1990-07-06 |
| US4687807A (en) | 1987-08-18 |
| CA1263326A (en) | 1989-11-28 |
| DE3803029C2 (pt) | 1990-10-18 |
| GB2202227A (en) | 1988-09-21 |
| DK71788D0 (da) | 1988-02-12 |
| EP0278521A1 (en) | 1988-08-17 |
| NO880637D0 (no) | 1988-02-12 |
| JPS63202606A (ja) | 1988-08-22 |
| FR2610936A1 (fr) | 1988-08-19 |
| AU586114B2 (en) | 1989-06-29 |
| KR920001781B1 (ko) | 1992-03-02 |
| KR880009999A (ko) | 1988-10-06 |
| ZA88996B (en) | 1988-10-26 |
| BR8705026A (pt) | 1988-08-23 |
| FI880660A (fi) | 1988-08-14 |
| JPH0478641B2 (pt) | 1992-12-11 |
| AU7637487A (en) | 1988-08-18 |
| DE3803029A1 (de) | 1988-08-25 |
| IT8748461A0 (it) | 1987-10-06 |
| FR2610936B1 (fr) | 1989-06-16 |
| ES2004325A4 (es) | 1989-01-01 |
| GB8803279D0 (en) | 1988-03-09 |
| GB8803466D0 (en) | 1988-03-16 |
| FI880660A0 (fi) | 1988-02-12 |
| NO880637L (no) | 1988-08-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHB | Application shelved due to non-payment |