KR940002297A - 엠디아이(mdi)기재 가요성 포움의 제조 방법 - Google Patents

엠디아이(mdi)기재 가요성 포움의 제조 방법 Download PDF

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KR940002297A
KR940002297A KR1019930012622A KR930012622A KR940002297A KR 940002297 A KR940002297 A KR 940002297A KR 1019930012622 A KR1019930012622 A KR 1019930012622A KR 930012622 A KR930012622 A KR 930012622A KR 940002297 A KR940002297 A KR 940002297A
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isocyanate
composition
weight
polyisocyanate
carried out
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KR1019930012622A
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KR100251338B1 (ko
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휘겐스 에릭
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존 린들리 렝
임페이얼 케미칼 인더스트리이즈 피엘시.
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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
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl 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
    • C08G2110/0075—Foam properties prepared with an isocyanate index of 60 or lower
    • 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
    • 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
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/812—Venting

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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

대기압보다 0.001 내지 0.5bar이상 높은 압력의 밀폐 금형에서 MIDI 가요성 포옴을 제조하는 방법이 개시된다.

Description

엠디아이 (MIDI)기재 가요성 포움의 제조 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (7)

  1. 폴리메틸렌 폴리페닐렌 폴리이소시아네이트로 이루어진 폴리이소시아네이트 조성물과 이소시아네이트 반응성 수소 원자를 2개 이상 함유하는 이소시아네이트 반응성 화합물 1종 이상으로 이루어진 이소시아네이트 반응성 조성물을 발포제 존재하에 대기압보다 0.001내지 0.5bar이상 높은 압력의 밀폐 금형에서 반응시켜 발포시키는것을 특징으로 하는 가요성 폴리우레탄 포움의 제조 방법.
  2. 제1항에 있어서, 압력이 대기압보다 0.01∼0.2bar이상 높은 것을 특징으로 하는 방법.
  3. 제1항에 있어서, 폴리이소시아네이트가 2내지 6의 평균 공칭 관능가 및 750내지 5000의 수평균 당량을 갖는 이소시아네이트 반응성 중합체를 2내지 2.3범위의 평균 이소시아네이트 관능가를 갖는 폴리메틸렌 폴리페닐렌 폴리이소시아네이트 조성물 화학양론적 과량과 반응시켜서 얻는 2이상의 평균 이소시아네이트 관능가 및 2내지 15중량%의 NCO함량을 갖는 액상 이소시아네이트 함유 프리폴리머 조성물로 이루어지는 것을 특징으로 하는 방범.
  4. 제1항에 있어서, 폴리이소시아네이트 조성물이 폴리메틸렌 폴리페닐렌 폴리이소시아네이트를 주성분으로 하고, 이소시아네이트 반응성 조성물이 40중량% 이상이 물이며, 물은 단지 발포제로서만 사용되고 반응이 40∼80의 이소시아네이트지수에서 수행되는 것을 특징으로 하는 방법.
  5. 제1항에 있어서, 방법이 0.1~40중량%의 과잉 충전량에서 수행되는 것을 특징으로 하는 방법.
  6. 제1항에 있어서, 방법이 1∼25중량%의 과잉 충전량에서 수행되는 것을 특징으로하는 방법.
  7. 제1항에 있어서, 폴리이소시아네이트가 2내지 6의 평균 공칭 관능가 및 750내지 5000의 수평균 당량을 갖는 이소시아네이트 반응성 중합체를 2내지 2.3범위의 평균 이소시아네이트 관능가를 갖는 폴리메틸렌 폴리페닐렌 폴리이소시아네이트 조성물 화학양론적 과량과 반응시켜서 얻은 2이상의 평균 이소시아네이트 관능가 및 2내지 15중량%의 NCO함량을 갖는 액상 이소시아네이트 함유 프리폴리머 조성물로 이루어지고, 폴리이소시아네이트 조성물이 폴리메틸렌 폴리페닐렌 폴리이소시아네이트를 주성분으로 하며, 이소시아네이트반응성조성물의 40중량%이상이 물이고, 물은 단지 발포제로서만 사용되며, 반응은 40-80의 이소시아네이트 지수에서 수행되고, 방법이 1∼25중량%의 과잉 충전량에서 수행되는 것을 특징으로 하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930012622A 1992-07-07 1993-07-06 엠디아이(mdi) 기재 가윤성 포옴의 제조 방법 KR100251338B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9214372.6 1992-07-07
GB929214372A GB9214372D0 (en) 1992-07-07 1992-07-07 Process for making mdi based flexible foam

Publications (2)

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KR940002297A true KR940002297A (ko) 1994-02-17
KR100251338B1 KR100251338B1 (ko) 2000-04-15

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US (1) US5399594A (ko)
EP (1) EP0578381B1 (ko)
JP (1) JPH06157697A (ko)
KR (1) KR100251338B1 (ko)
CN (1) CN1049620C (ko)
AU (1) AU661156B2 (ko)
CA (1) CA2098764A1 (ko)
DE (1) DE69312399T2 (ko)
ES (1) ES2104061T3 (ko)
GB (2) GB9214372D0 (ko)
HK (1) HK1001088A1 (ko)
TW (1) TW262480B (ko)
ZA (1) ZA934245B (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100685618B1 (ko) * 2000-12-09 2007-02-22 주식회사 하이닉스반도체 반도체 소자의 제조 방법

Families Citing this family (8)

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US5182313A (en) * 1992-01-09 1993-01-26 Scott Carson Method and apparatus for forming articles made of polyurethane
TW290564B (ko) * 1994-06-16 1996-11-11 Ici Plc
US5650452A (en) * 1995-10-18 1997-07-22 Arco Chemical Technology, L.P. Very low density molded polyurethane foams via isocyanate-terminated prepolymers
JP3112259B2 (ja) * 1996-10-22 2000-11-27 東海化成工業株式会社 衝撃吸収ヘッドレスト
US6376567B1 (en) 2000-12-07 2002-04-23 Bayer Corporation Polyisocyanate compositions and a process for the production of low-density flexible foams with low humid aged compression sets from these polyisocyanate compositions
DE60232270D1 (de) * 2001-12-21 2009-06-18 Asahi Glass Co Ltd Polyurethanweichschaumstoff mit geringer rückprallelastizität und herstellungsverfahren dafür
CN103709368A (zh) * 2013-12-02 2014-04-09 南通瑞普埃尔生物工程有限公司 一种软质pu泡沫塑料及其制备方法
CN106084749A (zh) * 2016-06-16 2016-11-09 江苏新光环保工程有限公司 一种聚氨酯吸声材料及其制备方法

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NL92440C (ko) * 1955-06-08
US3182104A (en) * 1962-02-14 1965-05-04 Glidden Co Process for making thick-skinned articles comprising polyurethane foam
US3632707A (en) * 1969-09-19 1972-01-04 Jefferson Chem Co Inc Molded flexible polyurethane foam
DE2938960A1 (de) * 1979-09-26 1981-04-09 Elektromanufaktur Zangenstein Hanauer Gmbh & Co, 8471 Zangenstein Mehrfach-druckschalter
US4314034A (en) * 1980-12-29 1982-02-02 W. R. Grace & Co. Polyurea polyurethane foamed sponge with high wet strength
FR2524883A1 (fr) * 1982-04-08 1983-10-14 Roussel Uclaf Esters de n-methyl hydantoines d'acides cyclopropane carboxyliques, leur procede de preparation et leur application a la lutte contre les parasites
AU1304083A (en) * 1982-04-22 1983-10-27 W.R. Grace & Co. Foam laminate with acoustic constraining layer
US4777186A (en) * 1987-05-04 1988-10-11 Scotfoam Corporation Restricted expansion foaming and the flexible polyurethane foam thereby produced
DE3721058A1 (de) * 1987-06-26 1989-01-05 Bayer Ag Verfahren zur herstellung von kalthaertenden polyurethan-weichformschaumstoffen
GB8827280D0 (en) * 1988-11-22 1988-12-29 Bp Chem Int Ltd Process for making polyurethane foam

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100685618B1 (ko) * 2000-12-09 2007-02-22 주식회사 하이닉스반도체 반도체 소자의 제조 방법

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EP0578381A1 (en) 1994-01-12
US5399594A (en) 1995-03-21
TW262480B (en) 1995-11-11
CN1049620C (zh) 2000-02-23
KR100251338B1 (ko) 2000-04-15
AU4131293A (en) 1994-01-13
HK1001088A1 (en) 1998-05-22
CN1085491A (zh) 1994-04-20
DE69312399D1 (de) 1997-08-28
AU661156B2 (en) 1995-07-13
CA2098764A1 (en) 1994-01-08
ES2104061T3 (es) 1997-10-01
EP0578381B1 (en) 1997-07-23
DE69312399T2 (de) 1997-11-13
GB9311949D0 (en) 1993-07-28
GB9214372D0 (en) 1992-08-19
JPH06157697A (ja) 1994-06-07
ZA934245B (en) 1994-01-07

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