ES440275A1 - Procedimiento para la obtencion de polivinilpirrolidona. - Google Patents

Procedimiento para la obtencion de polivinilpirrolidona.

Info

Publication number
ES440275A1
ES440275A1 ES440275A ES440275A ES440275A1 ES 440275 A1 ES440275 A1 ES 440275A1 ES 440275 A ES440275 A ES 440275A ES 440275 A ES440275 A ES 440275A ES 440275 A1 ES440275 A1 ES 440275A1
Authority
ES
Spain
Prior art keywords
polyvinylpyrrolidone
manufacture
organic
coactivator
polymerisation
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
ES440275A
Other languages
English (en)
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.)
BASF SE
Original Assignee
BASF SE
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
Application filed by BASF SE filed Critical BASF SE
Publication of ES440275A1 publication Critical patent/ES440275A1/es
Expired 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
    • C08F126/00—Homopolymers 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
    • C08F126/06—Homopolymers 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
    • C08F126/10—N-Vinyl-pyrrolidone
ES440275A 1974-08-16 1975-08-14 Procedimiento para la obtencion de polivinilpirrolidona. Expired ES440275A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742439196 DE2439196C3 (de) 1974-08-16 1974-08-16 Verfahren zur Herstellung von Polyvinylpyrrolidon

Publications (1)

Publication Number Publication Date
ES440275A1 true ES440275A1 (es) 1977-06-01

Family

ID=5923266

Family Applications (1)

Application Number Title Priority Date Filing Date
ES440275A Expired ES440275A1 (es) 1974-08-16 1975-08-14 Procedimiento para la obtencion de polivinilpirrolidona.

Country Status (10)

Country Link
JP (1) JPS5146388A (es)
BE (1) BE832352A (es)
CA (1) CA1057894A (es)
CH (1) CH617214A5 (es)
DE (1) DE2439196C3 (es)
ES (1) ES440275A1 (es)
FR (1) FR2281942A1 (es)
GB (1) GB1513258A (es)
NL (1) NL7508762A (es)
SE (1) SE406914B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3642633A1 (de) * 1986-12-13 1988-06-23 Basf Ag Verfahren zur herstellung von vinylpyrrolidon-polymerisaten
DE19915420A1 (de) * 1999-04-06 2000-10-12 Basf Ag Stabilisierte Polyvinylpyrrolidon-Zubereitungen
CN102603949B (zh) * 2011-12-22 2014-03-19 张家口市珂玛精细化工有限公司 利用低纯度乙烯基吡咯烷酮制备聚维酮k30的方法

Also Published As

Publication number Publication date
SE7509114L (sv) 1976-02-17
JPS5146388A (ja) 1976-04-20
NL7508762A (nl) 1976-02-18
CA1057894A (en) 1979-07-03
CH617214A5 (en) 1980-05-14
DE2439196B2 (de) 1978-03-09
DE2439196C3 (de) 1978-11-02
BE832352A (fr) 1976-02-12
DE2439196A1 (de) 1976-02-26
FR2281942A1 (fr) 1976-03-12
SE406914B (sv) 1979-03-05
FR2281942B1 (es) 1980-04-04
GB1513258A (en) 1978-06-07

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19920217