BR9809930A - Processo para a preparação de espumas duras de poliuretano de células fechadas com baixa condutibilidade térmica - Google Patents

Processo para a preparação de espumas duras de poliuretano de células fechadas com baixa condutibilidade térmica

Info

Publication number
BR9809930A
BR9809930A BR9809930-2A BR9809930A BR9809930A BR 9809930 A BR9809930 A BR 9809930A BR 9809930 A BR9809930 A BR 9809930A BR 9809930 A BR9809930 A BR 9809930A
Authority
BR
Brazil
Prior art keywords
weight
polyol component
molecular weight
closed cell
polyurethane foams
Prior art date
Application number
BR9809930-2A
Other languages
English (en)
Other versions
BR9809930B1 (pt
Inventor
Torsten Dr Heinemann
Werner Dr Dietrich
Walter Klaen
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BR9809930A publication Critical patent/BR9809930A/pt
Publication of BR9809930B1 publication Critical patent/BR9809930B1/pt

Links

Classifications

    • 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
    • C08J9/141—Hydrocarbons
    • 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
    • C08G18/482—Mixtures of polyethers containing at least one polyether containing nitrogen
    • 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
    • C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen 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
    • C08G2110/005—< 50kg/m3
    • 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

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)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

Patente de Invenção: <B>''PROCESSO PARA A PREPARAçãO DE ESPUMAS DURAS DE POLIURETANO DE CéLULAS FECHADAS COM BAIXA CONDUTIBILIDADE TéRMICA''<D>. Processo para a preparação de espumas duras de poliuretano a partir de polióis e poliisocianatos bem como agentes de expansão e eventualmente agentes auxiliares de espuma, caracterizado pelo fato de que a espuma dura de poliuretano é obtida mediante reação de: A) um componente poliol contendo (1) 40 - 80 %, em peso, de um poliéter de óxido de polietileno/óxido de propileno que se baseia em sacarose ou sorbitol da massa molar de 300 - 800; (2) 3 - 40 %, em peso, de um poliéter de óxido de polietileno/oxido de propileno que se baseia em mono, di ou poliamina aromática da massa molar de 300 - 800; (3) 3 - 40 %, em peso, de um poliéter de óxido de polietileno/óxido de propileno que se baseia em mono-, di- ou poliamina alifática da massa molar de 200 - 800; (4) 3 - 40 %, em peso, de um poliéter de óxido de polietileno/oxido de propileno linear da massa molar de 500 - 1500; (5) eventualmente outros compostos que apresentam pelo menos dois átomos de hidrogênio reativos em comparação com isocianatos do peso molecular de 150 até 12500 g/mol: (6) catalisadores; (7) água; (8) agentes de expansão do grupo dos alcanos, cicloalcanos, hidrocarbonetos hidrofluorcloro, hidrocarbonetos hidroflúor; (9) eventualmente substâncias auxiliares e/ou aditivas com B) poliisocianato orgânico e/ou orgânico modificado com um teor NCO de 20 até 48 %, em peso.
BRPI9809930-2A 1997-06-03 1998-05-22 processo para a preparaÇço de espumas rÍgidas de poliuretano de cÉlulas fechadas com baixa condutibilidade tÉrmica a partir de poliàis e poliisocianatos, bem como de agentes de esponjamento e, eventualmente, de auxiliares de esponjamento. BR9809930B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19723193A DE19723193A1 (de) 1997-06-03 1997-06-03 Verfahren zur Herstellung von geschlossenzelligen Polyurethan-Hartschaumstoffen mit geringer Wärmeleitfähigkeit
PCT/EP1998/003039 WO1998055528A1 (de) 1997-06-03 1998-05-22 Verfahren zur herstellung von geschlossenzelligen polyurethan-hartschaumstoffen mit geringer wärmeleitfähigkeit

Publications (2)

Publication Number Publication Date
BR9809930A true BR9809930A (pt) 2000-08-01
BR9809930B1 BR9809930B1 (pt) 2008-11-18

Family

ID=7831244

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9809930-2A BR9809930B1 (pt) 1997-06-03 1998-05-22 processo para a preparaÇço de espumas rÍgidas de poliuretano de cÉlulas fechadas com baixa condutibilidade tÉrmica a partir de poliàis e poliisocianatos, bem como de agentes de esponjamento e, eventualmente, de auxiliares de esponjamento.

Country Status (17)

Country Link
US (1) US6306920B1 (pt)
EP (1) EP0991686B1 (pt)
JP (1) JP4761591B2 (pt)
CN (1) CN1138804C (pt)
AT (1) ATE211749T1 (pt)
AU (1) AU7915098A (pt)
BR (1) BR9809930B1 (pt)
CA (1) CA2292510C (pt)
DE (2) DE19723193A1 (pt)
DK (1) DK0991686T3 (pt)
ES (1) ES2171029T3 (pt)
HK (1) HK1029355A1 (pt)
PT (1) PT991686E (pt)
RU (1) RU2222549C2 (pt)
SI (1) SI0991686T1 (pt)
TR (1) TR199903017T2 (pt)
WO (1) WO1998055528A1 (pt)

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ES2287204T3 (es) * 2001-07-02 2007-12-16 Tosoh Corporation Metodo para producir una espuma de poliuretano rigida.
EP2500368A3 (en) * 2002-07-15 2012-11-28 Tosoh Corporation Catalyst and process for producing a rigid polyurethane foam
US6846850B2 (en) * 2003-01-22 2005-01-25 Bayer Materialscience Llc Rigid polyurethane foams with improved properties
KR100935517B1 (ko) * 2003-03-07 2010-01-06 엘지전자 주식회사 접착력과 탈형성이 개선된 폴리우레탄 발포체 제조를 위한원액 조성물, 이로부터 제조된 폴리우레탄 발포체 및 그제조방법
US20050137315A1 (en) * 2003-08-08 2005-06-23 Aksay Ilhan A. L3-silica/polyurethane thermally insulating nanocomposite
BRPI0415813B1 (pt) * 2003-11-03 2014-12-02 Dow Global Technologies Inc "método para fabricar uma espuma de poliuretano e composição reativa com isocianato".
US20050148677A1 (en) * 2003-12-30 2005-07-07 Elsken Kevin J. Low K-factor rigid foam systems
JP4736503B2 (ja) * 2004-03-31 2011-07-27 旭硝子株式会社 硬質発泡合成樹脂の製造方法
DE102004048728A1 (de) * 2004-10-05 2006-04-06 Basf Ag Verfahren zur Herstellung von Polyurethan-Hartschaumstoffen
AU2006315842A1 (en) 2005-11-14 2007-05-24 Dow Global Technologies Llc Method of molding rigid polyurethane foams with enhanced thermal conductivity
JP5189254B2 (ja) * 2006-06-13 2013-04-24 アキレス株式会社 発泡樹脂断熱材
PL2111423T5 (pl) * 2007-01-12 2017-10-31 Basf Se Sztywne poliuretanowe tworzywa piankowe
CN101652400B (zh) * 2007-01-30 2012-09-26 陶氏环球技术有限责任公司 胺引发的多元醇以及由其制备的硬质聚氨酯泡沫材料
WO2008094238A1 (en) * 2007-01-30 2008-08-07 Dow Global Technologies, Inc. Ortho-cyclohexanediamine-initiated polyols and rigid polyurethane foam made therefrom
ES2375337T3 (es) * 2008-01-17 2012-02-29 Dow Global Technologies Llc Espumas basadas en isocianato aislantes térmicamente.
CN101357979B (zh) * 2008-08-20 2011-06-29 江苏科技大学 一种耐低温lng保温材料及其制备方法
US20120004334A1 (en) * 2009-03-24 2012-01-05 Dow Global Technologies Llc Production of rigid polyurethane foams and the use thereof
AT508870B1 (de) * 2009-09-16 2015-11-15 Alutechnik Matauschek Gmbh Isolierteil
KR20140020974A (ko) * 2011-04-07 2014-02-19 바스프 에스이 Pu 경질 발포체의 제법
ES2761816T3 (es) * 2011-08-01 2020-05-21 Basf Se Sistemas de espuma rígida expandida accionados con HFO/agua
EP3458492A4 (en) * 2016-05-20 2020-02-19 Covestro Deutschland AG POLYURETHANE FOAM AND POLYURETHANE COMPOSITE CONTAINING THE SAME
CN107163219A (zh) * 2017-05-19 2017-09-15 美的集团股份有限公司 聚氨酯泡沫的发泡配方、制备方法和聚氨酯泡沫保温材料
CN107903366B (zh) * 2017-11-14 2019-08-30 美的集团股份有限公司 用于聚氨酯发泡的催化剂、聚氨酯发泡组合物及其发泡方法与应用
WO2019194966A1 (en) * 2018-04-03 2019-10-10 Dow Global Technologies Llc Foam formulations
US10640600B2 (en) * 2018-04-24 2020-05-05 Covestro Llc Rigid polyurethane foams suitable for use as panel insulation
CN110305282A (zh) * 2019-07-04 2019-10-08 长虹美菱股份有限公司 一种负压发泡冰箱的隔热层配方及发泡工艺
US11685140B2 (en) * 2020-06-05 2023-06-27 Johns Manville Non-wicking underlayment board
US11773586B2 (en) * 2020-06-05 2023-10-03 Johns Manville Non-wicking underlayment board
CN116731381A (zh) * 2023-05-16 2023-09-12 四川大学 一种含二氧化碳加合物的液态发泡剂

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Also Published As

Publication number Publication date
WO1998055528A1 (de) 1998-12-10
HK1029355A1 (en) 2001-03-30
JP2002502455A (ja) 2002-01-22
EP0991686B1 (de) 2002-01-09
CA2292510A1 (en) 1998-12-10
ES2171029T3 (es) 2002-08-16
TR199903017T2 (xx) 2000-05-22
AU7915098A (en) 1998-12-21
JP4761591B2 (ja) 2011-08-31
PT991686E (pt) 2002-06-28
CA2292510C (en) 2007-09-18
ATE211749T1 (de) 2002-01-15
DE19723193A1 (de) 1998-12-10
RU2222549C2 (ru) 2004-01-27
SI0991686T1 (en) 2002-04-30
CN1259149A (zh) 2000-07-05
DE59802846D1 (de) 2002-02-28
DK0991686T3 (da) 2002-04-22
EP0991686A1 (de) 2000-04-12
BR9809930B1 (pt) 2008-11-18
US6306920B1 (en) 2001-10-23
CN1138804C (zh) 2004-02-18

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