KR890009983A - 좁은 크기분포를 갖는 미립자들을 형성시키기 위한 다-단계 음이온 분산 단일중합방법 - Google Patents

좁은 크기분포를 갖는 미립자들을 형성시키기 위한 다-단계 음이온 분산 단일중합방법 Download PDF

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KR890009983A
KR890009983A KR1019880017751A KR880017751A KR890009983A KR 890009983 A KR890009983 A KR 890009983A KR 1019880017751 A KR1019880017751 A KR 1019880017751A KR 880017751 A KR880017751 A KR 880017751A KR 890009983 A KR890009983 A KR 890009983A
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South Korea
Prior art keywords
monomer
size distribution
dispersion medium
narrow size
fine particles
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KR1019880017751A
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English (en)
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제이넵 구네신 비누르
존 구스타프슨 로날드
고오돈 머레이 제임스
챨스 쉬왑 프레데릭
Original Assignee
에드워드 에이취.발란스
모빌 오일 코오포레이숀
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Publication of KR890009983A publication Critical patent/KR890009983A/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
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/16—Aqueous medium
    • C08F2/20—Aqueous medium with the aid of macromolecular dispersing agents
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/04—Polymerisation in solution
    • C08F2/06—Organic solvent
    • C08F2/08—Organic solvent with the aid of dispersing agents for the polymer
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/909—Polymerization characterized by particle size of product

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  • 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)
  • Graft Or Block Polymers (AREA)
  • Polymerisation Methods In General (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Colloid Chemistry (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

내용 없음

Description

좁은 크기분포를 갖는 미립자들을 형성시키기 위한 다-단계 음이온 분산 단일중합방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (10)

  1. 음이온을 이용하여 중합 가능한 단일중합하여 입자크기분포 (Dw/Dn) -식중, Dn는 중량 평균 직경이고 Dw은 수평균 직경임-1.2 이하인 중합체 입자를 수득하는 방법에 있어서, 음이온 중합 촉매 존재하에 중합된 단량체에 대한 용매가 아닌 분산매질내에 최소한 3개의 연속된 단계들로 단량체를 첨가하여 중합반응을 수행함을 특징으로 하는 방법.
  2. 제1항에 있어서, 단량체가 방향족 비닐 단량체인 방법.
  3. 제2항에 있어서, 단량체가 스티렌인 방법.
  4. 전술한 항들중 어느 한 항에 있어서, 음이온 중합촉매가 sec-부틸리튬인 방법.
  5. 전술한 항들중 어느 한 항에 있어서, 분산매질이 C3-C6지방족 탄화수소인 방법.
  6. 전술한 항들중 어느 한 항에 있어서, 분산매질이 중합체 분산제를 함유하는 방법.
  7. 전술한 항들중 어느 한 항에 있어서, 중합체 분산제가 스티렌-부타디엔 방사상 블록 공중합체인 방법.
  8. 전술한 항들중 어느 한 항에 있어서, 단일 중합반응을 교반함이 없이 수행하는 방법.
  9. 전술한 항들중 어느 한 항에 있어서, 전체 중합 가능한 단량체의 10-40중량%를 초기 단량제 첨가에 뒤이은 후속 단계들에서 첨가하는 방법.
  10. 전술한 항들중 어느 한 항에 있어서, 중합체 입자들이 2미크론 이상의 평균 크기를 갖는 방법.
    ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880017751A 1987-12-29 1988-12-29 좁은 크기분포를 갖는 미립자들을 형성시키기 위한 다-단계 음이온 분산 단일중합방법 KR890009983A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/138,971 US4829135A (en) 1987-12-29 1987-12-29 Multi-stage anionic dispersion homopolymerization to form microparticles with narrow size distribution
US138,971 1987-12-29

Publications (1)

Publication Number Publication Date
KR890009983A true KR890009983A (ko) 1989-08-05

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KR1019880017751A KR890009983A (ko) 1987-12-29 1988-12-29 좁은 크기분포를 갖는 미립자들을 형성시키기 위한 다-단계 음이온 분산 단일중합방법

Country Status (9)

Country Link
US (1) US4829135A (ko)
EP (1) EP0323133B1 (ko)
JP (1) JPH01234404A (ko)
KR (1) KR890009983A (ko)
AT (1) ATE73140T1 (ko)
AU (1) AU2740488A (ko)
CA (1) CA1333839C (ko)
DE (1) DE3868903D1 (ko)
ZA (1) ZA889685B (ko)

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DE19528717A1 (de) * 1995-08-04 1997-02-06 Basf Ag Polymerteilchen und Verfahren zu deren Herstellung
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Also Published As

Publication number Publication date
AU2740488A (en) 1989-06-29
US4829135A (en) 1989-05-09
JPH01234404A (ja) 1989-09-19
ZA889685B (en) 1990-08-29
EP0323133A1 (en) 1989-07-05
ATE73140T1 (de) 1992-03-15
DE3868903D1 (de) 1992-04-09
EP0323133B1 (en) 1992-03-04
CA1333839C (en) 1995-01-03

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