KR910002936A - 경질 폴리우레탄-폴리이소시아누레이트 발포체 및 이의 제조방법 - Google Patents

경질 폴리우레탄-폴리이소시아누레이트 발포체 및 이의 제조방법 Download PDF

Info

Publication number
KR910002936A
KR910002936A KR1019900010881A KR900010881A KR910002936A KR 910002936 A KR910002936 A KR 910002936A KR 1019900010881 A KR1019900010881 A KR 1019900010881A KR 900010881 A KR900010881 A KR 900010881A KR 910002936 A KR910002936 A KR 910002936A
Authority
KR
South Korea
Prior art keywords
weight
blowing agent
foam
rigid
mixture
Prior art date
Application number
KR1019900010881A
Other languages
English (en)
Inventor
보드나르 토마스 더블유
에이. 콜 레슬리
에이. 다이 셍홍
Original Assignee
리챠드 지. 워터맨
더 다우 케미칼 캄파니
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 리챠드 지. 워터맨, 더 다우 케미칼 캄파니 filed Critical 리챠드 지. 워터맨
Publication of KR910002936A publication Critical patent/KR910002936A/ko

Links

Classifications

    • 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
    • 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
    • C08J9/12—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 physical blowing agent
    • C08J9/14—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 physical blowing agent organic
    • C08J9/149—Mixtures of blowing agents covered by more than one of the groups C08J9/141 - C08J9/143
    • 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
    • C08G18/09—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
    • C08G18/092—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture oligomerisation to isocyanurate groups
    • 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
    • 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
    • C08J9/12—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 physical blowing agent
    • C08J9/127—Mixtures of organic and inorganic blowing agents
    • 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
    • C08J9/12—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 physical blowing agent
    • C08J9/14—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 physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • C08J9/147—Halogen containing compounds containing carbon and halogen atoms only
    • 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
    • C08G2110/0025—Foam properties rigid
    • 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
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/12—Organic compounds only containing carbon, hydrogen and oxygen atoms, e.g. ketone or alcohol
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
    • 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
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/04—Foams characterised by their properties characterised by the foam pores
    • C08J2205/052—Closed cells, i.e. more than 50% of the pores are closed
    • 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
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/10—Rigid foams
    • 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
    • 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
    • C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
    • C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors

Landscapes

  • 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)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

내용 없음.

Description

경질 폴리우레탄-폴리이소시아누레이트 발포체 및 이의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (10)

  1. (a) 유기 폴리이소시아네이트, (b)폴리올, (c),(ⅰ)할로카본 발포체와 (ⅱ)카복실산 그룹이 비방향족 탄소원자에 결합된 유기 카르복실산을 포함하는 발포제 혼합물 및 (d) 삼량체화 촉매를 포함하는 혼합물을 발포체 형성 조건하에 함께 혼합하여 제조한 경질 폴리우레탄-폴리이소시아누레이트 발포체.
  2. 제1항에 있어서, 발포제 혼합물(c)이 (ⅰ) 및 (ⅱ)의 혼합 중량을 기준으로 하여 (i)50 내지 90중량 0%와 (ⅱ) 10내지 50 중량%를 포함하는 경질 발포체.
  3. 제1항에 있어서, 발포체 혼합물 (c)이 (a),(b) 및 (c)의 총 중량을 기준으로 하여 5내지 20중량%를 구성하는 경질 발포제.
  4. 제1항에 있어서, 발포제 혼합물 (c)이 (ⅰ),(ⅱ) 및 (ⅲ)의 혼합 중량을 기준으로 한 (ⅰ),(ⅱ) 및 (ⅲ)의 중량% 비율이 각각 25내지 95중량%, 2내지 60중량% 및 0.5내지 15중량%로 되는 비율로 물을 추가로 함유하는 경질 발포체.
  5. 제1항에 있어서, (a)는 방향족 폴리이소시아네이트이고 (b)는 작용가가 2 내지 8이며 분자량 또는 이의 평균 분자량이 225내지 12,000인 중합체성 폴리올이며 (i)은 플루오로카본이고 (ii)는 탄소수 12내지 10의 지방족 카복실산인 경질 발포체.
  6. 제5항에 있어서, 폴리올이 1차 하이드록실 작용가 또는 평균 작용가가 2내지 4이고 분자량 또는 평균 분자량이 250 내지 1,500인 조악한 폴리에스테르 폴리올인 경질 발포체.
  7. 제1항에 있어서, 반응물의 비율이 이소시아네이트 당량/총 화성 수소 당량의 비가 1.5:1 내지 8:1의 범위내로 되는 경질 발포체.
  8. 제1항에 있어서, (a)폴리메틸렌 폴리(페닐 이소시아네이트):(b)1차 하이드록실 작용가 또는 평균 작용가가 2내지 4이고 분자량 또는 평균 분자량이 250내지 1,500인 조악한 폴리에스테르 폴리올;(c),(i) 플루오로카본 25내지 95중량% (ⅱ) 탄소수 1내지 10의 지방족 카복실산 2내지 60중량% 및 (ⅲ)물 0.5내지 15중량%를 포함하는 발포제 혼합물 5내지 20중량% [(a),(b) 및 (c)의 총 중량을 기준으로 한다] 및 (d)반응물의 비율이 이소시아네이트 당량/총 활성 수소 당량의 비가 1.5:1 내지 8:1의 범위내로 되는 삼량체와 촉매를 함께 혼합하여 제조한 경질 발포체.
  9. 제8항에 있어서, 발포체 혼합물 (c)의 비율이 (b) 및 (c)의 총 중량의 7내지 12중량%를 구성하고 발포제 그자체는 (i) 모노플루오로트리클로로메탄 65내지 85중량%, (ⅱ)측쇄 C4-C8지방족 카복실산 9내지 30중량% 및 (ⅲ)물 2내지 6중량%를 포함하는 경질 발초체.
  10. (a)유기폴리이소시아네이트, (b) 폴리올, (c)(i)할로카본 발포제 및 (ⅱ)카복실산 그룹이 비방향족 탄소원자에 결합된 유기 카르복실산을 포함하는 발포제 혼합물 및 (d) 삼량체화 촉매를 포함하는 혼합물을 발포체 형성 조건하에 함께 혼합함을 특징으로 하여 제조한 경질 폴리우레탄-폴리이소시아누레이트 발포체를 제조하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900010881A 1989-07-19 1990-07-18 경질 폴리우레탄-폴리이소시아누레이트 발포체 및 이의 제조방법 KR910002936A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US38252789A 1989-07-19 1989-07-19
US382527 1989-07-19

Publications (1)

Publication Number Publication Date
KR910002936A true KR910002936A (ko) 1991-02-26

Family

ID=23509352

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900010881A KR910002936A (ko) 1989-07-19 1990-07-18 경질 폴리우레탄-폴리이소시아누레이트 발포체 및 이의 제조방법

Country Status (10)

Country Link
US (1) US5064871A (ko)
EP (1) EP0409199A3 (ko)
JP (1) JPH03149234A (ko)
KR (1) KR910002936A (ko)
AU (1) AU5910490A (ko)
BR (1) BR9003472A (ko)
CA (1) CA2021417A1 (ko)
DE (1) DE409199T1 (ko)
IE (1) IE902621A1 (ko)
NZ (1) NZ234526A (ko)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4028211A1 (de) * 1990-09-06 1992-03-12 Basf Ag Verfahren zur herstellung von urethangruppen oder urethan- und isocyanuratgruppen enthaltenden hartschaumstoffen
DE4307384A1 (de) * 1993-03-09 1994-09-15 Bayer Ag Verfahren zur Herstellung von Formkörpern aus Polyurethanschaumstoffen
US5328977A (en) * 1993-11-12 1994-07-12 Miles Inc. Polymerization catalyst for the preparation of poly(isocyanates)
DE19647296A1 (de) * 1996-11-15 1998-05-20 Basf Ag Zinnhaltige Polyisocyanate und Verfahren zur Herstellung von Polyisocyanat-Polyadditionsprodukten
ATE251653T1 (de) * 1998-04-03 2003-10-15 Huntsman Int Llc Faserverstärkte durch strukturellen reaktionsspritzguss hergestellte polyisocyanurat schäume
DE60143047D1 (de) * 2000-10-17 2010-10-21 Asahi Chemical Ind Verfahren zur herstellung einer polyisocyanat-zusammensetzung
JP4104494B2 (ja) * 2002-06-28 2008-06-18 花王株式会社 ポリイソシアヌレートフォームの製造法
DE10346157A1 (de) * 2003-10-04 2005-05-12 Basf Coatings Ag Flüssige Rheologiehilfsmittel, Verfahren zu ihrer Herstellung und ihre Verwendung
DE102005041763A1 (de) * 2005-09-01 2007-03-08 Basf Ag Polyisocyanurat Hartschaum und Verfahren zur Herstellung
US8603070B1 (en) 2013-03-15 2013-12-10 Angiodynamics, Inc. Catheters with high-purity fluoropolymer additives
US20140276470A1 (en) 2006-11-07 2014-09-18 Raymond Lareau Dialysis Catheters with Fluoropolymer Additives
JP5491191B2 (ja) 2006-12-14 2014-05-14 インターフェース バイオロジクス，インコーポレーテッド 高い分解温度を有する表面改質用高分子及びその使用
DK2321360T3 (da) * 2008-08-28 2021-02-08 Evonik Canada Inc Termisk stabile biuret- og isocyanuratbaserede overflademodificerende makromolekyler og anvendelser deraf
CA2716502C (en) 2009-05-15 2015-06-16 Interface Biologics, Inc. Antithrombogenic hollow fiber membranes and filters
US20120232181A1 (en) * 2009-10-28 2012-09-13 Bayer Materialscience Ag Catalysts and their use
US20120313035A1 (en) * 2011-06-08 2012-12-13 Honeywell International Inc. Polyurethane foam premixes containing halogenated olefin blowing agents and foams made from same
EP2697276B1 (en) 2011-05-05 2018-07-11 ADCO Products, LLC Reactive roofing adhesive
US9701876B2 (en) * 2012-11-02 2017-07-11 Adco Products, Llc Reactive roofing adhesive
US8784402B1 (en) 2013-03-15 2014-07-22 Angiodynamics, Inc. Catheters with fluoropolymer additives
US9206283B1 (en) 2013-03-15 2015-12-08 Angiodynamics, Inc. Thermoplastic polyurethane admixtures
US10166321B2 (en) 2014-01-09 2019-01-01 Angiodynamics, Inc. High-flow port and infusion needle systems
US9764884B2 (en) 2014-10-06 2017-09-19 Interface Biologics, Inc. Packaging materials including a barrier film
BR112019007896B1 (pt) 2016-10-18 2022-11-08 Interface Biologics, Inc Composição misturada, artigo e seu método de produção
US10961340B2 (en) 2017-07-14 2021-03-30 Fresenius Medical Care Holdings, Inc. Method for providing surface modifying composition with improved byproduct removal

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB909358A (en) * 1960-05-31 1962-10-31 Ici Ltd Improvements in or relating to the manufacture of polymeric materials by the reaction of organic isocyanates with hydroxyl group-containing compounds
US3476933A (en) * 1966-10-21 1969-11-04 Westinghouse Electric Corp Large-celled polyurethane foam
DE1923934A1 (de) * 1969-05-10 1970-11-19 Dynamit Nobel Ag Verfahren zur Herstellung von Polyurethanen
US3746664A (en) * 1971-07-02 1973-07-17 Ppg Industries Inc Urethane foams with reduced smoke levels and improved flame spread
US3919173A (en) * 1973-11-23 1975-11-11 Contech Inc Moisture curable polyurethane systems
US3927053A (en) * 1974-03-04 1975-12-16 Basf Wyandotte Corp Monomercury organo catalyst
DE2607999C2 (de) * 1976-02-27 1983-02-03 Bayer Ag, 5090 Leverkusen Urethan- und Isocyanuratgruppen aufweisende Schaumstoffe und ein Verfahren zu ihrer Herstellung
US4066580A (en) * 1976-06-07 1978-01-03 Basf Wyandotte Corporation Process for the manufacture of polyisocyanurate foams
US4184031A (en) * 1976-11-11 1980-01-15 Thiokol Corporation Control of cure rate of polyurethane resins
US4110135A (en) * 1976-11-11 1978-08-29 Thiokol Corporation Control of cure rate of polyurethane resin based propellants
CA1189249A (en) * 1981-07-09 1985-06-18 Bernhard Liessem Foam manufacture
US4423180A (en) * 1982-08-12 1983-12-27 Basf Wyandotte Corporation Organic zirconium compounds to reduce viscosity of filled liquid polymers
DE3328661A1 (de) * 1983-08-09 1985-02-21 Bayer Ag, 5090 Leverkusen Verwendung von ammoniumsalzen als latente katalysatoren fuer die isocyanat-polyadditionsreaktion
US4473666A (en) * 1984-01-30 1984-09-25 Abbott Laboratories Catalyst system for use in producing carboxylic acid blown polyurethane foams
US4582861A (en) * 1984-11-13 1986-04-15 Air Products And Chemicals, Inc. Delayed action/enhanced curing catalysis in polyurethane systems
US4584362A (en) * 1985-02-27 1986-04-22 Cosan Chemical Corporation Bismuth catalyst system for preparing polyurethane elastomers
US4611044A (en) * 1985-05-28 1986-09-09 The Dow Chemical Company Polyurethane carpet backing catalyzed with organoiron and organobismuth catalysts
US4742090A (en) * 1986-03-31 1988-05-03 The Dow Chemical Company Bismuth/carboxylic acid catalysts for preparing elastomers
US4740577A (en) * 1987-08-28 1988-04-26 Minnesota Mining And Manufacturing Company Energy polymerizable polyurethane precursors
DE3734340A1 (de) * 1987-10-10 1989-04-27 Bayer Ag Hitzehaertbares klebstoffsystem und ein verfahren zum verkleben von werkstoffen
DE3840817A1 (de) * 1988-12-03 1990-06-07 Bayer Ag Verfahren zur herstellung von formkoerpern aus polyurethanschaumstoffen und die nach diesem verfahren erhaltenen formkoerper

Also Published As

Publication number Publication date
EP0409199A2 (en) 1991-01-23
US5064871A (en) 1991-11-12
EP0409199A3 (en) 1992-01-08
CA2021417A1 (en) 1991-01-20
DE409199T1 (de) 1991-05-23
JPH03149234A (ja) 1991-06-25
NZ234526A (en) 1992-08-26
IE902621A1 (en) 1991-02-27
AU5910490A (en) 1991-01-24
BR9003472A (pt) 1991-08-27

Similar Documents

Publication Publication Date Title
KR910002936A (ko) 경질 폴리우레탄-폴리이소시아누레이트 발포체 및 이의 제조방법
RU99111752A (ru) Жесткие полиуретановые пенопласты
US3928138A (en) Preparation and use of enzymes bound to polyurethane
CA1102494A (en) Process for the preparation of foams characterized by isocyanurate and urethane linkages
US4067833A (en) Urethane-modified polyisocyanurate foams from oxyalkylated aniline and aromatic polyisocyanates
KR900018192A (ko) 혼합된 기체/액체 발포제로 제조된 폴리우레탄 발포체
CA2022560A1 (en) Rigid foam with improved "k" factor from perfluorinated hydrocarbons
US5102919A (en) Reduced smoke generating polyurethane/polyisocyanurate foams
ATE207939T1 (de) Verfahren zur herstellung von polyurethan- hartschaumstoffen mit geringer wärmeleitfähigkeit
US4439551A (en) Packaging foam polyurethane composition employing novel polyol blend
EP0394736A3 (en) Polyisocyanurate foam
Xue et al. Preparation of epoxy hardeners from waste rigid polyurethane foam and their application
KR910014464A (ko) 폴리이소시아네이트 혼합물 및 가요성 폴리우레탄 발포체 제조에서의 이의 용도
GB1586595A (en) Initiators for isocyanate reactions
CA1288546C (en) Foam, composition and method of production
EP0679671B1 (en) Flexible polyurethane foam and process for preparing same
RU99101072A (ru) Способ получения жесткой полиуретановой или уретанмодифицированной полиизоциануратной пены, жесткая полиуретановая или уретан-модифицированная полиизоциануратная пена, полифункциональная изоцианат-реакционная композиция
CA1071350A (en) Polyisocyanurate compositions and foams of improved friability and process of preparing same
CA1065834A (en) Catalyst and process for preparing rigid cellular polyurethane-modified polyisocyanurate foams
CA1057000A (en) Urethane-modified carbodiimide-isocyanurate foams prepared from tdi-rich isocyanates
ATE247150T1 (de) Verfahren zur herstellung von polyisocyanuratschaumstoffen mit verminderter wärmeleitfähigkeit
JPH0770270A (ja) 硬質ポリウレタンもしくはウレタン改質ポリイソシアヌレートフォームの製造方法
US4623673A (en) Urethane-modified polyisocyanurate rigid foam
CA1280545C (en) Process for the preparation of an isocyanurate modified polyurethane foam and a polyurethane foam prepared by the process
US5183583A (en) Catalysts for extending the shelf life of formulations for producing rigid polyurethane foams

Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid