GB2223022B - Method for purifying polymer - Google Patents

Method for purifying polymer

Info

Publication number
GB2223022B
GB2223022B GB8920786A GB8920786A GB2223022B GB 2223022 B GB2223022 B GB 2223022B GB 8920786 A GB8920786 A GB 8920786A GB 8920786 A GB8920786 A GB 8920786A GB 2223022 B GB2223022 B GB 2223022B
Authority
GB
United Kingdom
Prior art keywords
purifying polymer
purifying
polymer
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 - Fee Related
Application number
GB8920786A
Other versions
GB8920786D0 (en
GB2223022A (en
Inventor
Hisashi Miyakawa
Takanobu Shinohara
Tetsuo Maeda
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.)
Toyo Engineering Corp
Original Assignee
Toyo Engineering 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
Application filed by Toyo Engineering Corp filed Critical Toyo Engineering Corp
Publication of GB8920786D0 publication Critical patent/GB8920786D0/en
Publication of GB2223022A publication Critical patent/GB2223022A/en
Application granted granted Critical
Publication of GB2223022B publication Critical patent/GB2223022B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C08F6/06—Treatment of polymer solutions
    • C08F6/10—Removal of volatile materials, e.g. solvents
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
GB8920786A 1988-09-22 1989-09-14 Method for purifying polymer Expired - Fee Related GB2223022B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63238398A JPH0286604A (en) 1988-09-22 1988-09-22 Method for purifying polymer

Publications (3)

Publication Number Publication Date
GB8920786D0 GB8920786D0 (en) 1989-11-01
GB2223022A GB2223022A (en) 1990-03-28
GB2223022B true GB2223022B (en) 1992-09-16

Family

ID=17029608

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8920786A Expired - Fee Related GB2223022B (en) 1988-09-22 1989-09-14 Method for purifying polymer

Country Status (4)

Country Link
JP (1) JPH0286604A (en)
KR (1) KR950008562B1 (en)
DE (1) DE3931498A1 (en)
GB (1) GB2223022B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5237048A (en) * 1988-09-22 1993-08-17 Toyo Engineering Corporation Method for purifying polymer
JPH03273006A (en) * 1990-03-22 1991-12-04 Toyo Eng Corp Purification of polymer
DE4201046A1 (en) * 1992-01-17 1993-07-22 Bayer Ag METHOD FOR CLEANING POLYMER SOLUTIONS
US5350813A (en) * 1992-07-27 1994-09-27 Novacor Chemicals (International) S.A. Fluid assisted devolatilization
US5194582A (en) * 1992-08-21 1993-03-16 Phillips Petroleum Company Process to deodorize an odorous poly(mono-1-olefin)
ZA936280B (en) * 1992-09-16 1995-05-26 Colgate Palmolive Co Fabric softening composition based on higher fatty acid ester and dispersant for such ester
JP3650975B2 (en) * 1995-07-28 2005-05-25 日本エクスラン工業株式会社 Process for producing improved acrylonitrile polymer melt
US5861474A (en) * 1996-07-23 1999-01-19 The Dow Chemical Company Polymer devolatilization
DE19817445A1 (en) * 1998-04-20 1999-10-21 Bock Orthopaed Ind Reducing odor from foam, especially amine odor from polyurethane foam
KR20030068867A (en) * 2002-02-18 2003-08-25 주식회사 엘지화학 Separation method of polymer using supercritical fluid
KR102144877B1 (en) * 2016-09-26 2020-08-14 주식회사 엘지화학 Method for preparing eco-friendly aromatic vinyl-vinyl cyanide compolymer
US10723858B2 (en) 2018-09-18 2020-07-28 Greenmantra Recycling Technologies Ltd. Method for purification of depolymerized polymers using supercritical fluid extraction
CN113648678B (en) * 2021-07-30 2023-04-07 珠海健科医用材料有限公司 Polysulfone polymer and purification method thereof
CN114014960B (en) * 2021-10-21 2023-07-11 金聚合科技(宁波)有限公司 System and method for polyolefin purification

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB967333A (en) * 1959-12-30 1964-08-19 Wacker Chemie Gmbh Process and apparatus for washing highly polymeric organic substances in a continuous manner
GB1019145A (en) * 1962-10-05 1966-02-02 Schwarza Chemiefaser Method of and apparatus for manufacturing formed bodies from synthetic,linear,high molecular weight polyamides of low monomer content
EP0068561A1 (en) * 1981-06-17 1983-01-05 Stamicarbon B.V. Process and device for the preparation of polymer melts which are substantially free of volatile components
EP0068146A1 (en) * 1981-06-06 1983-01-05 BASF Aktiengesellschaft Process to deodorize propylene polymer obtained with a Ziegler-Natta catalyst
EP0142894A2 (en) * 1983-11-17 1985-05-29 Dsm N.V. Process for purifying a rubber
EP0233661A1 (en) * 1986-01-23 1987-08-26 Stamicarbon B.V. Process for purifying a thermoplastic polymer
US4703105A (en) * 1985-12-23 1987-10-27 The Dow Chemical Company Extraction of residues from styrenic polymers
EP0281464A1 (en) * 1987-02-19 1988-09-07 Rhone-Poulenc Sante Process for the purification of styrene-vinyl pyridine copolymers by extraction, using a supercritical gas
EP0289132A1 (en) * 1987-03-27 1988-11-02 Asahi Denka Kogyo Kabushiki Kaisha Method of removing solvent from chlorinated resin

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6220512A (en) * 1985-07-18 1987-01-29 Nippon Petrochem Co Ltd Production of deodorized ethylene copolymer

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB967333A (en) * 1959-12-30 1964-08-19 Wacker Chemie Gmbh Process and apparatus for washing highly polymeric organic substances in a continuous manner
GB1019145A (en) * 1962-10-05 1966-02-02 Schwarza Chemiefaser Method of and apparatus for manufacturing formed bodies from synthetic,linear,high molecular weight polyamides of low monomer content
EP0068146A1 (en) * 1981-06-06 1983-01-05 BASF Aktiengesellschaft Process to deodorize propylene polymer obtained with a Ziegler-Natta catalyst
EP0068561A1 (en) * 1981-06-17 1983-01-05 Stamicarbon B.V. Process and device for the preparation of polymer melts which are substantially free of volatile components
EP0142894A2 (en) * 1983-11-17 1985-05-29 Dsm N.V. Process for purifying a rubber
US4703105A (en) * 1985-12-23 1987-10-27 The Dow Chemical Company Extraction of residues from styrenic polymers
EP0233661A1 (en) * 1986-01-23 1987-08-26 Stamicarbon B.V. Process for purifying a thermoplastic polymer
EP0281464A1 (en) * 1987-02-19 1988-09-07 Rhone-Poulenc Sante Process for the purification of styrene-vinyl pyridine copolymers by extraction, using a supercritical gas
EP0289132A1 (en) * 1987-03-27 1988-11-02 Asahi Denka Kogyo Kabushiki Kaisha Method of removing solvent from chlorinated resin

Also Published As

Publication number Publication date
DE3931498A1 (en) 1990-03-29
GB8920786D0 (en) 1989-11-01
JPH0286604A (en) 1990-03-27
KR900004774A (en) 1990-04-13
KR950008562B1 (en) 1995-08-03
GB2223022A (en) 1990-03-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000914