DE69317881D1 - Reinigung von vinyllaktampolymeren - Google Patents

Reinigung von vinyllaktampolymeren

Info

Publication number
DE69317881D1
DE69317881D1 DE69317881T DE69317881T DE69317881D1 DE 69317881 D1 DE69317881 D1 DE 69317881D1 DE 69317881 T DE69317881 T DE 69317881T DE 69317881 T DE69317881 T DE 69317881T DE 69317881 D1 DE69317881 D1 DE 69317881D1
Authority
DE
Germany
Prior art keywords
ampolymers
polymer
polyvinylpyrrolidone
ppm
temperature
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 - Lifetime
Application number
DE69317881T
Other languages
English (en)
Inventor
Susan Tseng
William Mandella
Terry Smith
Robert Login
Paul Taylor
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.)
ISP Investments LLC
Original Assignee
ISP Investments LLC
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 US07/834,968 external-priority patent/US5239053A/en
Application filed by ISP Investments LLC filed Critical ISP Investments LLC
Application granted granted Critical
Publication of DE69317881D1 publication Critical patent/DE69317881D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C08F6/00—Post-polymerisation treatments
    • C08F6/001—Removal of residual monomers by physical means
    • C08F6/003—Removal of residual monomers by physical means from polymer solutions, suspensions, dispersions or emulsions without recovery of the polymer therefrom
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Dispersion Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Pyrrole Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
DE69317881T 1992-02-10 1993-01-25 Reinigung von vinyllaktampolymeren Expired - Lifetime DE69317881D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US83320492A 1992-02-10 1992-02-10
US07/834,968 US5239053A (en) 1992-02-14 1992-02-14 Purification of vinyl lactam polymers
PCT/US1993/000652 WO1993016114A1 (en) 1992-02-10 1993-01-25 Purification of vinyl lactam polymers

Publications (1)

Publication Number Publication Date
DE69317881D1 true DE69317881D1 (de) 1998-05-14

Family

ID=27125588

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69317881T Expired - Lifetime DE69317881D1 (de) 1992-02-10 1993-01-25 Reinigung von vinyllaktampolymeren

Country Status (5)

Country Link
EP (1) EP0625994B1 (de)
JP (1) JPH07503749A (de)
AT (1) ATE164856T1 (de)
DE (1) DE69317881D1 (de)
WO (1) WO1993016114A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5225524A (en) * 1992-07-02 1993-07-06 Isp Investments Inc. Process for rendering amino-group-containing polymer solutions substantially odorless
US5494155A (en) * 1994-06-29 1996-02-27 Pilkington Barnes Hind, Inc. Incorporation of absorbents during extraction and/or hydration of hydrogel materials used as ophthalmic devices
DE19533217A1 (de) * 1995-09-08 1997-03-13 Basf Ag Verfahren zur Herstellung von Polymerisaten auf Basis basischer Vinylmonomere
JP3773408B2 (ja) * 2000-06-15 2006-05-10 第一工業製薬株式会社 ビニルピロリドン重合体の製造方法
US6617420B2 (en) * 2000-08-11 2003-09-09 Nippon Shokubai Co., Ltd. Process for reducing monomer content in N-vinyl compound polymers
JP4578714B2 (ja) * 2001-04-26 2010-11-10 大阪有機化学工業株式会社 Ｎ−ビニル−２−ピロリドン含有樹脂組成物、その製法およびそれからなる化粧料
WO2007023862A1 (ja) 2005-08-26 2007-03-01 Nippon Shokubai Co., Ltd. 染料移行防止剤、洗濯用洗剤組成物
JP5788783B2 (ja) * 2011-12-26 2015-10-07 株式会社日本触媒 Ｎ−ビニルラクタム系重合体組成物およびその製造方法
BR112015002465B1 (pt) 2012-08-08 2021-01-19 Basf Se processo para a produção de um polímero de vinil lactama, polímero de vinil lactama obtenível pelo processo, uso do polímero, membrana para purificação de líquidos e gel de cabelo
US9260546B2 (en) * 2012-08-08 2016-02-16 Basf Se Producing aqueous solutions of vinyllactam polymers and powders thereof
JP6876394B2 (ja) * 2015-08-28 2021-05-26 株式会社日本触媒 Ｎ−ビニルラクタム系架橋重合体の製造方法及びｎ−ビニルラクタム系架橋重合体
WO2023099232A1 (en) 2021-11-30 2023-06-08 Basf Se Preparation of n-vinylpyrrolidone polymers, containing less than 0.5 wt% of 2-pyrrolidone

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810714A (en) * 1955-11-08 1957-10-22 American Cyanamid Co Method of recovering unreacted monomers including a vinylpyridine
US2914516A (en) * 1956-05-07 1959-11-24 Gen Aniline & Film Corp Purification of polyvinylpyrrolidone
US3017393A (en) * 1958-01-27 1962-01-16 Minnesota Mining & Mfg Stabilization of polymers of pyrrolidone
US3072615A (en) * 1958-02-03 1963-01-08 Minnesota Mining & Mfg Polypyrrolidone stabilization
DE1495466B2 (de) * 1963-08-13 1970-07-23 Diwag Pharmazeutische Fabrik GmbH, 1000 Berlin Verfahren zur Nachbehandlung von PoIyvinylpyrrolidonlösungen und Verwendung dieser Lösungen zur Bereitung stabiler Lösungen therapeutisch verwendbarer Amine
US3701764A (en) * 1968-08-26 1972-10-31 Union Carbide Corp Process for the fractionation of polymers
US3944513A (en) * 1969-04-29 1976-03-16 Rohm And Haas Company Purification of polymer dispersions with adsorbent carbon particles
US4187370A (en) * 1977-04-29 1980-02-05 Chevron Research Company Polymerization and recovery of 2-pyrrolidone with acid treatment
DE3629933A1 (de) * 1986-09-03 1988-03-10 Basf Ag Verfahren zur entfernung von vinylpyrrolidon aus vinylpyrrolidon-polymerisaten
US5175248A (en) * 1990-06-04 1992-12-29 Sartomer Company, Inc. Process for the removal of n-vinylcarbazole from poly(n-vinylcarbazole)

Also Published As

Publication number Publication date
EP0625994B1 (de) 1998-04-08
ATE164856T1 (de) 1998-04-15
WO1993016114A1 (en) 1993-08-19
JPH07503749A (ja) 1995-04-20
EP0625994A1 (de) 1994-11-30
EP0625994A4 (en) 1995-10-04

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