KR900011811A - 저밀도의 요곡성 폴리우레탄 발포체의 제조방법 - Google Patents

저밀도의 요곡성 폴리우레탄 발포체의 제조방법 Download PDF

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Publication number
KR900011811A
KR900011811A KR1019900000409A KR900000409A KR900011811A KR 900011811 A KR900011811 A KR 900011811A KR 1019900000409 A KR1019900000409 A KR 1019900000409A KR 900000409 A KR900000409 A KR 900000409A KR 900011811 A KR900011811 A KR 900011811A
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South Korea
Prior art keywords
mixture
molecular weight
temperature
isocyanate
heated
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KR1019900000409A
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English (en)
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사미리테르 라인하르트
간센 페터
시일 클라우스
Original Assignee
귄터 슈마허, 클라우스 댄너
바이엘 아크티엔게젤샤프트
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Application filed by 귄터 슈마허, 클라우스 댄너, 바이엘 아크티엔게젤샤프트 filed Critical 귄터 슈마허, 클라우스 댄너
Publication of KR900011811A publication Critical patent/KR900011811A/ko

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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
    • C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • C08G18/4812—Mixtures of polyetherdiols with polyetherpolyols having at least three hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0008—Foam properties flexible
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/005—< 50kg/m3
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes

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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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

내용 없음

Description

저밀도의 요곡성 폴리우레탄 발포체의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (12)

  1. (a)폴리이소시아네이트 , (b) 두 개 이상의 이소시아네이트 -반응성 수소원자를 함유하며 분자량이 약 400내지 약 10,000인 화합물, (c)발포제로서의 물, (d)임의로, 쇄 연장제 및 가교결합제로서, 두 개 이상의 이소시아네이트-반응성 수소원자를 함유하며 분자량이 32내지 399인 화합물, 및 (e)임의로, 하나 이상의 공지된 보조제 및 첨가제를 함유하는 혼합물을 밀폐된 금형내에서 반응시키는데 있어서, 상기 혼합물이 발포되기 전에 혼합물을 40℃이상의 온도로 가열함을 특징으로 하여, 저밀도의 요곡성 폴리우레탄 발포체를 제조하는 방법.
  2. 제1항에 있어서, 혼합물이 발포되기 전에 40내지 60℃범위의 온도로 가열하는 방법.
  3. 제1항에 있어서, 폴리이소시아네이트를, 다른 반응성분들과 혼합하기 전에 40℃이상의 온도로 가열하는 방법.
  4. 제3항에 있어서, 폴리이소시아네이트를 40내지 60℃의 온도로 가열하는 방법.
  5. 제1항에 있어서, 두 개 이상의 이소시아네이트 -반응성 수소원자를 함유하며 분자량이 400내지 10,000인 화합물을, 다른 반응성분들과 혼합하기 전에 40℃이상의 온도로 가열하는 방법.
  6. 제5항에 있어서, 두 개 이상의 이소시아네이트-반응성 수소원자를 함유하며 분자량이 400내지 10,000인 화합물을 40내지 60℃범위의 온도로 가열하는 방법.
  7. 제1항에 있어서,폴리이소시아네이트가 디페닐메탄-4,4'-디이소시아네이트를 기본으로 하는 방법.
  8. 제1항에 있어서, 두 개 이상의 이소시아네이트 -반응성 수소원자를 함유하며 분자량이 400내지 10,000인 화합물이, 두 개 이상의 하이드록실 그룹을 함유하며 1급 하이드록실 그룹을 하이드록실 그룹총수를 기준으로하여 10중량%이상 함유하는폴리에테르인 방법.
  9. 제 1항에 있어서, 보조제 및 첨가제 중의 하나가 유기 발포제인 방법.
  10. 제1항에 있어서, 보조제 및 첨가제 중의 하나가 촉매인 방법.
  11. 제10항에 있어서, 촉매가 보호된 아민인 방법.
  12. 제1항에 있어서, (a)디페닐메탄-4,4'-디이소시아네이트를 기본으로 하는 폴리이소시아네이트, (b)두개 이상의 하이드록실 그룹을 함유하며 1급 하이드록실 그룹을 하이드록실 그룹 총수를 기준으로 하여 10중량%이상 함유하고, 분자량이 약 400내지 약 10,000인 폴리에테르, (c)발포제로서의 물, (d)임의로, 쇄연장제 및 가교결합제로서, 두 개 이상의 이소시아네이트 -반응성 수소원자를 함유하며 분자량이 32내지 399인 화합물, 및 (e) 유기 발포제 및 보호된 아민 촉매를 함유하는 혼합물을 밀폐된 금형내에서 반응시키는데 있어서, 상기 혼합물이 발포되기 전에 혼합물을 40내지 60℃범위의 온도로 가열하여, 저 밀도의 요곡성 폴리우레탄 발포체를 제조하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900000409A 1989-01-17 1990-01-15 저밀도의 요곡성 폴리우레탄 발포체의 제조방법 KR900011811A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3901189.5 1989-01-17
DE3901189A DE3901189A1 (de) 1989-01-17 1989-01-17 Verfahren zur herstellung von polyurethan-weichformschaumstoffen niedriger rohdichte

Publications (1)

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KR900011811A true KR900011811A (ko) 1990-08-02

Family

ID=6372216

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Application Number Title Priority Date Filing Date
KR1019900000409A KR900011811A (ko) 1989-01-17 1990-01-15 저밀도의 요곡성 폴리우레탄 발포체의 제조방법

Country Status (7)

Country Link
US (1) US5145882A (ko)
EP (1) EP0379008B1 (ko)
JP (1) JPH02252741A (ko)
KR (1) KR900011811A (ko)
CA (1) CA2007587A1 (ko)
DE (2) DE3901189A1 (ko)
ES (1) ES2035651T3 (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3942329A1 (de) * 1989-12-21 1991-06-27 Basf Ag Verfahren zur herstellung von polyurethan-weichschaumstoffen mit geringer stauchhaerte und hierfuer verwendbare blockpolyoxypropylen-polyoxyethylen-polyolgemische
DE4032148C2 (de) * 1990-10-10 1995-12-07 Bayer Ag Verfahren zur Herstellung von zelligen Formkunststoffen
US5084486A (en) * 1990-12-20 1992-01-28 Union Carbide Chemicals & Plastics Technology Corporation Reactive feed stream to replace inert blowing agent feed stream in a polyurethane foam process
DE19649829A1 (de) * 1996-12-02 1998-06-04 Bayer Ag Weichelastische Polyurethanschaumstoffe und ein Verfahren zu deren Herstellung
US20060029788A1 (en) * 2004-08-04 2006-02-09 Foamex L.P. Lower density, thermoformable, sound absorbing polyurethane foams
US8901187B1 (en) 2008-12-19 2014-12-02 Hickory Springs Manufacturing Company High resilience flexible polyurethane foam using MDI
US8906975B1 (en) 2009-02-09 2014-12-09 Hickory Springs Manufacturing Company Conventional flexible polyurethane foam using MDI
JP4920051B2 (ja) * 2009-02-25 2012-04-18 株式会社日立製作所 酸素燃焼ボイラプラント及び酸素燃焼ボイラプラントの運転方法
CN104211905A (zh) * 2014-08-05 2014-12-17 滁州宝瑞橡胶制品有限公司 一种mdi低密度聚氨酯软泡
CN108368228A (zh) * 2015-12-16 2018-08-03 株式会社普利司通 软质聚氨酯泡沫和座垫

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE789670A (fr) * 1971-10-05 1973-04-04 Bayer Ag Procede de preparation d'objets moules en mousse
CA1111996A (en) * 1978-09-20 1981-11-03 Som N. Khanna Semi-flexible shock-absorbing polyurethane foam
US4263411A (en) * 1978-10-30 1981-04-21 Mooney Chemicals, Inc. Polyurethane compositions and process for preparing polyurethane emitting reduced amounts of toxic fumes on burning using a cobalt, copper, nickel or manganese salt
DE3309127A1 (de) * 1983-03-15 1984-09-20 Basf Ag, 6700 Ludwigshafen Zellige polyurethan-formkoerper, verfahren zu deren herstellung durch thermoplastische verformung von polyester-polyurethan-schaumstoffen sowie deren verwendung
DE3333464A1 (de) * 1983-09-16 1985-04-11 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von mikrozellularen oder geschaeumten formkoerpern und zur durchfuehrung dieses verfahrens geeignete verbindungen mit gegenueber isocyanatgruppen reaktionsfaehigen gruppen
DE3721058A1 (de) * 1987-06-26 1989-01-05 Bayer Ag Verfahren zur herstellung von kalthaertenden polyurethan-weichformschaumstoffen
DE3818769A1 (de) * 1988-06-02 1989-12-07 Bayer Ag Fluessige polyisocyanatmischungen, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethan-weichschaumstoffen
US4927864A (en) * 1989-01-31 1990-05-22 The Dow Chemical Company Use of a polyamine as cell opener in polyurethane foam

Also Published As

Publication number Publication date
EP0379008A1 (de) 1990-07-25
DE3901189A1 (de) 1990-09-20
US5145882A (en) 1992-09-08
ES2035651T3 (es) 1993-04-16
EP0379008B1 (de) 1992-09-30
CA2007587A1 (en) 1990-07-17
JPH02252741A (ja) 1990-10-11
DE59000322D1 (de) 1992-11-05

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