ES525709A0 - Procedimiento para formar un producto de polivinilpirrolidona o copolimero de vinilpirrolidona-acetato de vinilo - Google Patents
Procedimiento para formar un producto de polivinilpirrolidona o copolimero de vinilpirrolidona-acetato de viniloInfo
- Publication number
- ES525709A0 ES525709A0 ES525709A ES525709A ES525709A0 ES 525709 A0 ES525709 A0 ES 525709A0 ES 525709 A ES525709 A ES 525709A ES 525709 A ES525709 A ES 525709A ES 525709 A0 ES525709 A0 ES 525709A0
- Authority
- ES
- Spain
- Prior art keywords
- vinylpyrolidone
- polyvinylpyrolidone
- procedure
- product
- vinyl acetate
- 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
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
- C08F26/00—Homopolymers and 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 a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen
- C08F26/06—Homopolymers and 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 a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen by a heterocyclic ring containing nitrogen
- C08F26/10—N-Vinyl-pyrrolidone
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/419,869 US4520179A (en) | 1982-09-20 | 1982-09-20 | Preparation of vinylpyrrolidone/vinyl acetate copolymers of various molecular weights using a single initiator system consisting essentially of t-Butylperoxypivalate |
US06/419,870 US4520180A (en) | 1982-09-20 | 1982-09-20 | Polymerization of vinylpyrrolidone to various molecular weights using a single initiator system consisting essentially of t-Butylperoxypivalate |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8503012A1 ES8503012A1 (es) | 1985-02-01 |
ES525709A0 true ES525709A0 (es) | 1985-02-01 |
Family
ID=27024655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES525709A Granted ES525709A0 (es) | 1982-09-20 | 1983-09-19 | Procedimiento para formar un producto de polivinilpirrolidona o copolimero de vinilpirrolidona-acetato de vinilo |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0104042B1 (es) |
CA (1) | CA1211892A (es) |
DE (1) | DE3378157D1 (es) |
ES (1) | ES525709A0 (es) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3612212A1 (de) * | 1986-04-11 | 1987-10-15 | Basf Ag | Verfahren zur herstellung von festen pharmazeutischen formen |
DE3642633A1 (de) * | 1986-12-13 | 1988-06-23 | Basf Ag | Verfahren zur herstellung von vinylpyrrolidon-polymerisaten |
DE3931681A1 (de) * | 1989-09-22 | 1991-04-04 | Basf Ag | Verfahren zur herstellung von in wasser klaren copolymerisaten |
JPH08504206A (ja) * | 1992-12-04 | 1996-05-07 | イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー | 農業化学品のマイクロカプセル配合物 |
USH1749H (en) * | 1994-09-15 | 1998-09-01 | Exxon Production Research Company | Method for inhibiting hydrate formation |
US5874660A (en) * | 1995-10-04 | 1999-02-23 | Exxon Production Research Company | Method for inhibiting hydrate formation |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3350366A (en) * | 1964-11-17 | 1967-10-31 | Gen Aniline & Film Corp | Cross-linking of polymeric nu-vinyl lactams, polymeric vinyl esters and polymeric acrylate esters with alpha-omega aliphatic diolefins |
DE2514127C3 (de) * | 1975-03-29 | 1981-05-14 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Polymerisaten des N-vinylpyrrolidon-2 |
-
1983
- 1983-07-25 CA CA000433058A patent/CA1211892A/en not_active Expired
- 1983-09-13 DE DE8383305356T patent/DE3378157D1/de not_active Expired
- 1983-09-13 EP EP19830305356 patent/EP0104042B1/en not_active Expired
- 1983-09-19 ES ES525709A patent/ES525709A0/es active Granted
Also Published As
Publication number | Publication date |
---|---|
ES8503012A1 (es) | 1985-02-01 |
DE3378157D1 (en) | 1988-11-10 |
EP0104042B1 (en) | 1988-10-05 |
CA1211892A (en) | 1986-09-23 |
EP0104042A3 (en) | 1984-12-05 |
EP0104042A2 (en) | 1984-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19970303 |