KR920009897A - 중합체 발포입자의 제조방법 - Google Patents

중합체 발포입자의 제조방법 Download PDF

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KR920009897A
KR920009897A KR1019910020942A KR910020942A KR920009897A KR 920009897 A KR920009897 A KR 920009897A KR 1019910020942 A KR1019910020942 A KR 1019910020942A KR 910020942 A KR910020942 A KR 910020942A KR 920009897 A KR920009897 A KR 920009897A
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polymer
carbon dioxide
polymer particles
container
particle
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KR1019910020942A
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KR940008997B1 (ko
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히데끼 구와바라
가즈오 쓰루가이
마사하루 오요까와
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우찌야마 마사요
가부시끼가이샤 제이 에스 피
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00—Use of pretreated ingredients
    • C08K9/12—Adsorbed ingredients, e.g. ingredients on carriers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0066—Use of inorganic compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/16—Making expandable particles
    • C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

내용 없음

Description

중합체 발포입자의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 입자중에 2차 결정을 갖는 발포입자의 DSC 곡선을 나타낸 그래프.
제2도는 입자중에 2차 결정을 갖지 않은 발포입자의 DSC 곡선을 나타낸 그래프이다.

Claims (9)

  1. SiO2/Al2O3몰비가 1.15 이상의 실리카 알루미나계 흡착제를 함유하는 중합체 입자를 이산화탄소의 존재하 밀폐 용기내에서 분산매에 분산시키고, 중합체의 연화온도 이상의 온도로 가열하여 중합체 입자에 이산화탄소를 함침시킨 후, 중합체 입자와 분산매를 용기내보다 저압의 분위기하로서 방출하여 중합체 입자를 발포시킴을 특징으로 하는 중합체 발포 입자의 제조방법.
  2. SiO2/Al2O3몰비가 1.15 이상의 실리카 알루미나계 흡착제를 함유하는 무가교 프로필렌계 중합체입자를 이산화탄소의 존재하에 밀폐 용기 내에서 분산매에 분산시키고, 중합체의 연화온도 이상의 온도로 가열하여서 중합체 입자에 이산화탄소를 함침시킨후, 중합체의 융점 -5℃이상, 융점 +15℃ 이하의 온도로써 중합체 입자를 발포시킴을 특징으로 하는 중합체 발포입자의 제조방법.
  3. SiO2/Al2O3몰비가 1.15 이상의 실리카 알루미나계 흡착제를 함유하는 무가교 직쇄 저밀도 폴리에틸렌계 중합체 입자를 이산화탄소 존재하에 밀폐 용기내에서 분산매에 분산시키고, 중합체의 연화온도 이상의 온도로 가열하여서 중합체 입자에 이산화탄소를 함침시킨 후, 중합체의 융점 -10℃이상, 융점 +5℃ 이하의 온도로써 중합체 입자와 분산매를 용기내보다 저압의 분위기 하에 방출하여서 중합체 입자를 발포시킴을 특징으로 하는 중합체 발포입자의 제조방법.
  4. SiO2/Al2O3몰비가 1.15 이상의 알루미나계 흡착제를 함유하는 가교 중합체입자를 이산화탄소의 존재하에 밀폐 용기 내에서 분산매에 분산시키고, 중합체의 연화온도 이상의 온도로 가열하여서 중합체 입자에 이산화탄소를 함침시킨 후, 가교전의 중합체의 융점 이상의 온도로 중합체 입자와 분산매를 용기내보다 저압의 분위기하에 방출하여서 중합체 입자를 발포시킴을 특징으로 하는 중합체 발포입자의 제조방법.
  5. 제1항 내지 제4항중의 어느 한 항에 있어서, 중합체 입자중에 함유되는 실리카 알루미나계 흡착제의 입경이 5μm 이하인 중합체 발포입자의 제조방법.
  6. 제1항 내지 제4항중의 어느 한 항에 있어서, 중합체 입자중에 실리카 알루미나계 흡착제를 중합체 100중량부 당 0.01∼10중량부 함유하는 중합체 발포입자의 제조방법.
  7. 제1항 내지 제4항중의 어느 한 항에 있어서, 실리카 알루미나계 흡착제를 함유하는 중합체 입자의 입경이 0.1∼10μ인 중합체 발포입자의 제조방법.
  8. 제1항 내지 제4항중의 어느 한 항에 있어서, 실리카 알루미나계 흡착제를 함유하는 중합체 입자 100 중량부당, 이산화탄소를 5∼50중량부 사용하는 중합체 발포입자의 제조방법.
  9. 제1항 내지 제4항중의 어느 한 항에 있어서, 발포제를 함침시킨 중합체 입자와 분산매를 용기내 보다도 저압의 분위기에 방출함에 있어, 용기내에 이산화탄소를 공급하고, 용기내를 고압으로 유지하면서 방출을 행하는 중합체 발포입자의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910020942A 1990-11-22 1991-11-22 중합체 발포입자의 제조방법 KR940008997B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2319862A JPH04189840A (ja) 1990-11-22 1990-11-22 重合体発泡粒子の製造方法
JP90-319862 1990-11-22

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KR920009897A true KR920009897A (ko) 1992-06-25
KR940008997B1 KR940008997B1 (ko) 1994-09-28

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US (1) US5130341A (ko)
EP (1) EP0486920A3 (ko)
JP (1) JPH04189840A (ko)
KR (1) KR940008997B1 (ko)
CA (1) CA2055358A1 (ko)
TW (1) TW230212B (ko)

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US5416129A (en) * 1994-05-10 1995-05-16 The Dow Chemical Company Closed cell, low density ethylenic polymer foam produced with inorganic halogen-free blowing agents
US5628561A (en) * 1996-04-02 1997-05-13 Lambert, Sr.; Raymond E. System and method for continuously treating particulate material in a slurry in a high temperature and high pressure chamber employing intermittent feed
JP4083807B2 (ja) 1996-08-12 2008-04-30 株式会社ジェイエスピー 自動車バンパー芯材
KR100341651B1 (ko) * 1996-12-13 2002-11-23 가부시키가이샤 제이에스피 폴리올레핀계수지발포입자및그제조방법
US20020182399A1 (en) 1997-04-01 2002-12-05 Hisao Tokoro Molded body of thermoplastic resin having sound absorption characteristics
TW369475B (en) 1997-06-18 1999-09-11 Jsp Corp Production apparatus of expansion-molded article, auxiliary member for transfer of foamed particles and production method of expansion-molded article
DE69827294T2 (de) 1997-12-01 2006-03-09 Jsp Corp. Expandierte polypropylenharzperlen und geformter artikel
SG77671A1 (en) * 1998-03-23 2001-01-16 Jsp Corp Foamed and expanded beads of polypropylene resin for molding
DE69903593T2 (de) * 1998-06-11 2003-06-18 Jsp Corp., Tokio/Tokyo Geformter Gegenstand aus geschäumten und expandierten Propylenperlen
US8513147B2 (en) 2003-06-19 2013-08-20 Eastman Chemical Company Nonwovens produced from multicomponent fibers
US20040260034A1 (en) 2003-06-19 2004-12-23 Haile William Alston Water-dispersible fibers and fibrous articles
US7892993B2 (en) 2003-06-19 2011-02-22 Eastman Chemical Company Water-dispersible and multicomponent fibers from sulfopolyesters
US8512519B2 (en) 2009-04-24 2013-08-20 Eastman Chemical Company Sulfopolyesters for paper strength and process
US8889752B2 (en) * 2010-06-11 2014-11-18 Fina Technology, Inc. Foamed articles exhibiting improved thermal properties
US9273417B2 (en) 2010-10-21 2016-03-01 Eastman Chemical Company Wet-Laid process to produce a bound nonwoven article
US8840758B2 (en) 2012-01-31 2014-09-23 Eastman Chemical Company Processes to produce short cut microfibers
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US9605126B2 (en) 2013-12-17 2017-03-28 Eastman Chemical Company Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion
US9598802B2 (en) 2013-12-17 2017-03-21 Eastman Chemical Company Ultrafiltration process for producing a sulfopolyester concentrate

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US4464484A (en) * 1982-12-20 1984-08-07 Japan Styrene Paper Corporation Process for producing prefoamed polymer particles
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JPH0686544B2 (ja) * 1985-07-12 1994-11-02 鐘淵化学工業株式会社 無架橋直鎖状低密度ポリエチレン予備発泡粒子およびその成形法
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JPH0730201B2 (ja) * 1988-05-19 1995-04-05 鐘淵化学工業株式会社 ポリオレフィン系樹脂予備発泡粒子の後処理法

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Publication number Publication date
JPH04189840A (ja) 1992-07-08
TW230212B (ko) 1994-09-11
EP0486920A2 (en) 1992-05-27
KR940008997B1 (ko) 1994-09-28
EP0486920A3 (en) 1992-09-23
CA2055358A1 (en) 1992-05-23
US5130341A (en) 1992-07-14

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