ES8503012A1 - 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 vinilo

Info

Publication number
ES8503012A1
ES8503012A1 ES525709A ES525709A ES8503012A1 ES 8503012 A1 ES8503012 A1 ES 8503012A1 ES 525709 A ES525709 A ES 525709A ES 525709 A ES525709 A ES 525709A ES 8503012 A1 ES8503012 A1 ES 8503012A1
Authority
ES
Spain
Prior art keywords
vinyl
vinyl acetate
polyvinylpyrrolidone
pyrrolidone
preparation
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.)
Expired
Application number
ES525709A
Other languages
English (en)
Other versions
ES525709A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GAF Corp
Original Assignee
GAF Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US06/419,869 external-priority patent/US4520179A/en
Priority claimed from US06/419,870 external-priority patent/US4520180A/en
Application filed by GAF Corp filed Critical GAF Corp
Publication of ES8503012A1 publication Critical patent/ES8503012A1/es
Publication of ES525709A0 publication Critical patent/ES525709A0/es
Granted legal-status Critical Current

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)

Abstract

PROCEDIMIENTO PARA FORMAR UN PRODUCTO DE POLIVINILPIRROLIDONA O COPOLIMERO DE VINILPIRROLIDONA/ACETATO DE VINILO.CONSISTE EN POLIMERIZAR MONOMEROS VINILPIRROLIDONA O VINILPIRROLIDONA Y ACETATO DE VINILO EN UNA ZONA DE REACCION, EN PRESENCIA DE UN INICIADOR DE RADICALES LIBRES CONSISTENTE ESENCIALMENTE EN PEROXIPIVALATO DE T-BUTILO. LA POLIMERIZACION SE EFECTUA: EN UN DISOLVENTE CONSISTENTE EN 40 A 100 EN PESO DE AGUA O ALCOHOL ISOPROPILICO O ALCOHOL BUTILICO SECUNDARIO O SUS MEZCLAS A UNA TEMPERATURA ENTRE 100 Y 150J Y A UNA PRESION ENTRE 1,4 KG/CM MAN. Y 10,5 KG/CM MAN., PARA PRODUCIR UN PRODUCTO QUE TIENE UN VALOR DE K ENTRE UNOS 10 Y UNOS
ES525709A 1982-09-20 1983-09-19 Procedimiento para formar un producto de polivinilpirrolidona o copolimero de vinilpirrolidona-acetato de vinilo Granted ES525709A0 (es)

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 true ES8503012A1 (es) 1985-02-01
ES525709A0 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)

* Cited by examiner, † Cited by third party
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
WO1994013139A1 (en) * 1992-12-04 1994-06-23 E.I. Du Pont De Nemours And Company Microcapsule formulations of agricultural chemicals
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
EP0104042B1 (en) 1988-10-05
EP0104042A2 (en) 1984-03-28
DE3378157D1 (en) 1988-11-10
CA1211892A (en) 1986-09-23
ES525709A0 (es) 1985-02-01
EP0104042A3 (en) 1984-12-05

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970303