BRPI0408473A - processo para produção de espumas rìgidas a partir de poliéter polióis alcalinos - Google Patents

processo para produção de espumas rìgidas a partir de poliéter polióis alcalinos

Info

Publication number
BRPI0408473A
BRPI0408473A BRPI0408473-0A BRPI0408473A BRPI0408473A BR PI0408473 A BRPI0408473 A BR PI0408473A BR PI0408473 A BRPI0408473 A BR PI0408473A BR PI0408473 A BRPI0408473 A BR PI0408473A
Authority
BR
Brazil
Prior art keywords
rigid foams
present
producing rigid
alkaline
alkaline polyether
Prior art date
Application number
BRPI0408473-0A
Other languages
English (en)
Inventor
Jerry E Tracy
Scott A Kane
Robert P Yeater
Karl W Haider
Original Assignee
Bayer Materialscience Llc
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 Materialscience Llc filed Critical Bayer Materialscience Llc
Publication of BRPI0408473A publication Critical patent/BRPI0408473A/pt

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
    • C08G18/28—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
    • 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
    • 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
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
    • 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
    • C08G18/4829—Polyethers containing 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
    • 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
    • C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
    • 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
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino 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
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
    • 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
    • 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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2618—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen
    • C08G65/2621—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen containing amine groups
    • C08G65/2627—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen containing amine groups containing aromatic or arylaliphatic amine 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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
    • C08G65/2645—Metals or compounds thereof, e.g. salts
    • C08G65/2648—Alkali metals or compounds thereof
    • 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
    • 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
    • C08J9/125—Water, e.g. hydrated salts
    • 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
    • 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
    • C08J9/146—Halogen containing compounds containing carbon, halogen and hydrogen only only fluorine as halogen atoms
    • 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

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

"PROCESSO PARA PRODUçãO DE ESPUMAS RìGIDAS A PARTIR DE POLIéTER POLIóIS ALCALINOS". A presente invenção refere-se a um processo para preparação de espumas rígidas compreendendo reagir um componente poliisocianato com um componente reativo a isocianato na presença de um agente de expansão. Componentes reativos a isocianato adequados para a presente invenção reivindicada compreende poliéter polióis tendo um número de OH de 200 a 800 e contendo de 3 a 8 grupos hidroxila, onde o nível de alcalinidade presente no poliéter poliol é equivalente a um nível de íon hidróxido de cerca de 0,006 % a cerca de 0,21 % em peso.
BRPI0408473-0A 2003-03-18 2004-03-12 processo para produção de espumas rìgidas a partir de poliéter polióis alcalinos BRPI0408473A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/391,312 US6762214B1 (en) 2003-03-18 2003-03-18 Process for the production of rigid foams from alkaline polyether polyols
PCT/US2004/007552 WO2004083276A1 (en) 2003-03-18 2004-03-12 A process for the production of rigid foams from alkaline polyether polyols

Publications (1)

Publication Number Publication Date
BRPI0408473A true BRPI0408473A (pt) 2006-04-04

Family

ID=32681815

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0408473-0A BRPI0408473A (pt) 2003-03-18 2004-03-12 processo para produção de espumas rìgidas a partir de poliéter polióis alcalinos

Country Status (9)

Country Link
US (1) US6762214B1 (pt)
EP (1) EP1608695A1 (pt)
JP (1) JP2006520837A (pt)
KR (1) KR101077759B1 (pt)
CN (1) CN100429255C (pt)
BR (1) BRPI0408473A (pt)
CA (1) CA2518512C (pt)
MX (1) MXPA05009773A (pt)
WO (1) WO2004083276A1 (pt)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2433278T3 (es) * 2003-11-03 2013-12-10 Dow Global Technologies Llc Espuma rígida de poliuretano a base de polioles iniciados con toluendiamina
DE102004028769A1 (de) * 2004-06-16 2005-12-29 Basf Ag Verfahren zur Herstellung von Polyetheralkoholen und Polyurethanen
US20070149632A1 (en) * 2005-12-22 2007-06-28 Haider Karl W Short chain polyethers for rigid polyurethane foams
US20070149634A1 (en) * 2005-12-22 2007-06-28 Haider Karl W Long chain polyether polyols
US20080125507A1 (en) * 2006-11-28 2008-05-29 Bayer Materialscience Llc Reduction of VOC emissions from low density cavity filling NVH polyurethane foams
US7678840B2 (en) * 2006-11-28 2010-03-16 Bayer Materialscience Llc Reduction of MDI emissions in cavity filling NVH polyurethane foams
DE102007038436A1 (de) * 2007-08-16 2009-02-19 Bayer Materialscience Ag Verfahren zur Herstellung von Polyolen
DE102008028555A1 (de) * 2008-06-16 2009-12-17 Bayer Materialscience Ag Verfahren zur Herstellung von Polyolen
US8822626B2 (en) * 2010-06-30 2014-09-02 Dow Global Technologies Llc Silyl-terminated polymers
BR112013021214B1 (pt) * 2011-02-21 2021-09-28 Honeywell International Inc Composição de pré-mistura de poliol
US20140171527A1 (en) * 2011-02-21 2014-06-19 Honeywell International Inc. Polyurethane foam premixes containing halogenated olefin blowing agents and foams made from same
US20130030073A1 (en) * 2011-07-26 2013-01-31 Bayer Materialscience Llc Amine-initiated polyols from renewable resources and processes for their production and use
US8975335B2 (en) 2011-09-23 2015-03-10 Bayer Materialscience Llc Process for the production of high air flow polyether foams and the foams produced by this process
US20130289150A1 (en) * 2012-04-26 2013-10-31 Bayer Materialscience Ag Viscoelastic polyurethane foams
WO2014133986A1 (en) * 2013-02-26 2014-09-04 Honeywell International Inc. Polyurethane foam premixes containing halogenated olefin blowing agents and foams made from same
US9951174B2 (en) 2015-05-20 2018-04-24 Covestro Llc Polyol compositions, a process for the production of these polyol compositions, and their use in the production of open celled polyurethane foams having high airflow
US20190284363A1 (en) * 2016-11-29 2019-09-19 Covestro Deutschland Ag Polyurethane rigid foam, method for producing same, and use thereof
CN110402263B (zh) 2017-03-15 2022-06-07 科思创有限公司 具有降低的温度敏感性的粘弹性聚氨酯泡沫
LT3704175T (lt) * 2017-10-31 2025-02-25 Basf Se Poliuretano kompozicijos su jose esančio laisvo monomerinio mdi izocianato silpnu poveikiu purškimo metu
US10766998B2 (en) 2017-11-21 2020-09-08 Covestro Llc Flexible polyurethane foams
US10793692B2 (en) 2018-10-24 2020-10-06 Covestro Llc Viscoelastic flexible foams comprising hydroxyl-terminated prepolymers
US11629225B2 (en) * 2020-05-26 2023-04-18 Covestro Llc Processes for producing aromatic diamine-initiated polyether polyols
US11572433B2 (en) 2021-03-12 2023-02-07 Covestro Llc In-situ formed polyols, a process for their preparation, foams prepared from these in-situ formed polyols and a process for their preparation
US11718705B2 (en) 2021-07-28 2023-08-08 Covestro Llc In-situ formed polyether polyols, a process for their preparation, and a process for the preparation of polyurethane foams
CN115894888A (zh) * 2022-12-06 2023-04-04 万华化学（烟台）容威聚氨酯有限公司 一种含氟苯胺基聚醚多元醇及其制备方法和聚氨酯硬质泡沫

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL242359A (pt) * 1958-08-15
US3370056A (en) 1963-04-04 1968-02-20 Takeda Chemical Industries Ltd Production of polyoxyalkylene ethers
NL133349C (pt) * 1963-12-30
US4562290A (en) 1981-12-01 1985-12-31 Basf Wyandotte Corporation Alkylene oxide adducts of vicinal toluenediamine
US4430490A (en) 1982-08-10 1984-02-07 Ppg Industries, Inc. Polyether polyols and their method of preparation
DE3740634A1 (de) * 1987-12-01 1989-06-15 Bayer Ag Polyetherpolyole auf basis o-toluylendiamin, verfahren zu ihrer herstellung und verwendung fuer polyurethan- und polyisocyanurat-kunststoffe
TW413688B (en) 1996-06-20 2000-12-01 Huntsman Ici Chem Llc Process for rigid polyurethane foams
US5786405A (en) 1996-11-01 1998-07-28 Bayer Corporation Amine-initiated polyether polyols and a process for their production
US6004482A (en) * 1997-12-24 1999-12-21 Bayer Corporation Stable aromatic amine composition, and a process for preparing color stable aromatic amines
DE19812174A1 (de) * 1998-03-19 1999-09-23 Basf Ag Verfahren zur Herstellung von Polyesterpolyolen

Also Published As

Publication number Publication date
CN100429255C (zh) 2008-10-29
JP2006520837A (ja) 2006-09-14
US6762214B1 (en) 2004-07-13
EP1608695A1 (en) 2005-12-28
CN1768088A (zh) 2006-05-03
CA2518512C (en) 2011-11-15
MXPA05009773A (es) 2005-10-26
KR20050110678A (ko) 2005-11-23
CA2518512A1 (en) 2004-09-30
KR101077759B1 (ko) 2011-10-27
HK1091503A1 (zh) 2007-01-19
WO2004083276A1 (en) 2004-09-30

Similar Documents

Publication Publication Date Title
MXPA05009773A (es) Un proceso para la produccion de espumas rigidas a partir de polioles de polieter alcalinos.
JP3909598B2 (ja) 低反発軟質ポリウレタンフォームの製造方法
TW200801060A (en) Flexible polyurethane foam and process for producing the same
CN101125919B (zh) 用于制备环戊烷型聚氨酯泡沫的植物油聚醚多元醇及其制法
CN101585901B (zh) 一种聚氨酯泡沫材料及其制备方法和用途
ATE514726T1 (de) Verfahren zur herstellung von polyurethan- weichschaumstoffen
US20080132594A1 (en) Polyurethane foam for vehicle and method for manufacturing the same
AR000912A1 (es) Un proceso para preparar una espuma flexible, composicion y articulo absorbente.
PL2029651T3 (pl) Sposób wytwarzania sztywnych i półsztywnych pianek z małą ilością diizocyjanianu z zastosowaniem polimeropolioli charakteryzujących się dużą zawartością części stałych i wysoką liczbą hydroksylową oraz otrzymane pianki
MX2007010441A (es) Poliuretanos de baja densidad, rigidos y reforzados, y procedimiento para su produccion.
BRPI0406962A (pt) Polìmero de poliuretano hidrofìlico, composição de pré-polìmero terminado em isocianato e processo para produzir uma espuma/gel de poliuretano
RU2007117493A (ru) Новый модификатор пены, пены, полученные из зтого нового модификатора пены, и процесс для получения этих пен
PL378062A1 (pl) Polieteropoliole powstające wobec aminy jako startera i sposób ich wytwarzania
BRPI0415813A (pt) método para fabricar uma espuma de poliuretano e composição reativa com isocianato
DE502005004838D1 (de) Verfahren zur herstellung von polyurethan-weichschaumstoffen
BRPI0506624A (pt) método para preparar uma espuma de poliuretano rìgida e espuma de poliuretano rìgida
JPWO2019172058A1 (ja) セルロースナノファイバー含有ポリウレタンの製造方法
BRPI0406575A (pt) Espumas de poliuretano rìgidas com propriedades aperfeiçoadas
DE60143215D1 (de) Verfahren zur herstellung von polyisocyanurat-modifizierten polyurethan-schaumstoffen
BR0301724A (pt) Poliuretano/uréias úteis para a produção de spandex e processo para a produção das mesmas
BRPI0412355A (pt) extensor para tratamento de materiais de fibra
MX2024009299A (es) Composicion de polieter poliol para la produccion de espumas viscoelasticas de poliuretano
DE502005004765D1 (de) Verfahren zur Herstellung von Hartschaumstoffen auf Isocyanatbasis
WO2003059980A1 (en) Process for producing flexible polyurethane foam
CN114773561A (zh) 制备模塑软质泡沫的方法和由其制备的软质泡沫

Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]