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KR900009114A - 중합체내의 불순물 추출방법 - Google Patents

중합체내의 불순물 추출방법 Download PDF

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Publication number
KR900009114A
KR900009114A KR1019890019408A KR890019408A KR900009114A KR 900009114 A KR900009114 A KR 900009114A KR 1019890019408 A KR1019890019408 A KR 1019890019408A KR 890019408 A KR890019408 A KR 890019408A KR 900009114 A KR900009114 A KR 900009114A
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KR
South Korea
Prior art keywords
polymer
dispersion
extracting impurities
polymer according
extractant
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KR1019890019408A
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English (en)
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KR0140397B1 (ko
Inventor
히사시 미야카와
타카노부 시노하라
테쓰오 마에다
Original Assignee
우와토코 우즈히코
도오요오 엔지니아링구 가부시끼 가이샤
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Publication of KR900009114A publication Critical patent/KR900009114A/ko
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Publication of KR0140397B1 publication Critical patent/KR0140397B1/ko

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    • 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
    • C08F6/14—Treatment of polymer emulsions
    • C08F6/16—Purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/02—Solvent extraction of solids
    • B01D11/0203—Solvent extraction of solids with a supercritical fluid
    • 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
    • C08F6/24—Treatment of polymer suspensions
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Extraction Or Liquid Replacement (AREA)

Abstract

내용 없음.

Description

중합체내의 불순물 추출방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (14)

  1. 분산액중의 중합체 대추출제의 중량비가 1 : 20 내지 1 : 400의 범위내로 록 고압하에서 정계될 중합체를 포함하는 분산액과 추출제를 접촉시키는 것을 특징으로 하는 중합체내의 불순물 추출방법.
  2. 제1항에 있어서, 중합체 분산액은 분산매중에서 중합체의 균일분산계인 중합체내의 불순물 추출방법.
  3. 제1항에 있어서 중합체 분산액은 분산매중에서 중합체의 불균일 분산계인 중합체내의 불순물 추출방법.
  4. 제3항에 있어서, 중합체의 불균일 분산계가 유화 중합공정이나 현탁중합 공정으로 부터 얻어지는 중합체 내의 불순물 추출방법.
  5. 제1항에 있어서, 중합체는 폴리스닐렌, 아크릴로니트릴/스틸텐공중합체, 아크릴로니트릴/부타디엔삼중합체, 폴리메타크릴레이트, 폴리염화비닐, 폴리염화비틸리텐, 스틸렌/부타디엔, 또는 폴리부타디엔으로 부터 선택되는 중합체내의 불순물 추출방법.
  6. 제1항에 있어서, 추출제는 이산화탄소, 산화이질소, 이황화탄소, 지방족 탄화수소, 할로겐족 탄화수소, 방향족 탄화수소, 및 그들의 혼합물로 구성된 군으로 부터 선택되는 중합체내의 불순물 추출방법.
  7. 제1항에 있어서, 상기 추출제는 초임계 상태에서 사용되는 중합체내의 불순물 추출방법.
  8. 제1항에 있어서, 상기 추출기내의 압력은 20 내지 500kg/cm2G의 범위인 중합체내의 불순물 추출방법.
  9. 제1항에 있어서, 상기 추출기의 온도는 정제되는 중합체의 연화점 이상인 중합체내의 불순물 추출방법.
  10. 제1항에 있어서, 추출되는 휘발성 물질은 미반응의 단량체, 용제 또는 올리고머중에서 선택되는 중합체 내의 불순물 추출방법.
  11. 제1항에 있어서, 추출기로서는 탱크형의 추출기가 사용되는 중합체내의 불순물 추출방법.
  12. 제1항에 있어서, 추출기로서 다수개의 추출기가 병렬로 배열되는 중합체내의 불순물 추출방법.
  13. 제1항에 있어서, 추출기로서 다수개의 추출기가 직렬로 배열되는 중합체내의 불순물 추출방법.
  14. 제1항에 있어서, 분산액중의 중합체 대 추출제의 중량비가 1 : 50 내지 1 : 300의 범위인 중합체내의 불순물 추출방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890019408A 1988-12-23 1989-12-23 중합체내의 불순물 추출방법 KR0140397B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP323424 1988-12-23
JP63323424A JPH02169603A (ja) 1988-12-23 1988-12-23 重合体分散液の精製方法

Publications (2)

Publication Number Publication Date
KR900009114A true KR900009114A (ko) 1990-07-02
KR0140397B1 KR0140397B1 (ko) 1998-07-01

Family

ID=18154532

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890019408A KR0140397B1 (ko) 1988-12-23 1989-12-23 중합체내의 불순물 추출방법

Country Status (4)

Country Link
EP (1) EP0374879B1 (ko)
JP (1) JPH02169603A (ko)
KR (1) KR0140397B1 (ko)
DE (1) DE68921579T2 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2035604A1 (en) * 1990-02-16 1991-08-17 Robert W. Coyle Purification of latex
JPH0453804A (ja) * 1990-06-21 1992-02-21 Toyo Eng Corp 重合体分散液の精製方法
DE19616046C2 (de) * 1996-04-23 1998-03-26 Joachim Brimmer Ingenieurbuero Verfahren zur Abtrennung von organischen Monomeren oder Hilfsstoffen
WO1998020051A1 (en) * 1996-11-07 1998-05-14 The Penn State Research Foundation Short-cycle removal of impurities from polymers
JP2008545041A (ja) * 2005-06-30 2008-12-11 アクゾ ノーベル エヌ．ブイ． 化学方法
US7576162B2 (en) 2005-06-30 2009-08-18 Akzo Nobel N.V. Chemical process

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5072986A (ko) * 1973-10-29 1975-06-16
ES438975A1 (es) * 1974-08-14 1977-02-16 Solvay Un procedimiento para la eliminacion del cloruro de vinilo residual procedente de la polimerizacion en los polimeros decloruro de vinilo.
SE7602354L (sv) * 1975-06-19 1976-12-20 Continental Oil Co Sett att avlegsna en vinylhalid fran polyvinylhalidhaltig uppslamning
US4360601A (en) * 1980-12-10 1982-11-23 E. I. Du Pont De Nemours And Company Process for extraction of fluorinated copolymers with fluorocarbons
DE3323940A1 (de) * 1983-07-02 1985-01-10 Hoechst Ag, 6230 Frankfurt Verfahren zur reinigung von polymeren
JPS6220512A (ja) * 1985-07-18 1987-01-29 Nippon Petrochem Co Ltd 脱臭されたエチレン共重合体の製造方法
JPS62151754A (ja) * 1985-12-26 1987-07-06 Japan Spectroscopic Co クロマトグラフイ−用担体の処理方法
NL8600144A (nl) * 1986-01-23 1987-08-17 Stamicarbon Werkwijze voor het zuiveren van een thermoplastisch polymeer.
JPS62209108A (ja) * 1986-03-10 1987-09-14 Kyowa Gas Chem Ind Co Ltd 高純度メタクリル系粒状ポリマ−の製造法
FR2611207B1 (fr) * 1987-02-19 1989-07-13 Rhone Poulenc Sante Procede de purification des copolymeres du styrene avec les vinylpyridines par extraction au moyen d'un gaz supercritique

Also Published As

Publication number Publication date
EP0374879A3 (en) 1991-08-14
KR0140397B1 (ko) 1998-07-01
DE68921579D1 (de) 1995-04-13
JPH02169603A (ja) 1990-06-29
DE68921579T2 (de) 1995-07-06
EP0374879A2 (en) 1990-06-27
EP0374879B1 (en) 1995-03-08

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