CO5031268A1 - Proceso para preparar espumas flexibles de poliuretano . . - Google Patents

Proceso para preparar espumas flexibles de poliuretano . .

Info

Publication number
CO5031268A1
CO5031268A1 CO98016378A CO98016378A CO5031268A1 CO 5031268 A1 CO5031268 A1 CO 5031268A1 CO 98016378 A CO98016378 A CO 98016378A CO 98016378 A CO98016378 A CO 98016378A CO 5031268 A1 CO5031268 A1 CO 5031268A1
Authority
CO
Colombia
Prior art keywords
weight
parts
diphenylmethane diisocyanate
composition
average
Prior art date
Application number
CO98016378A
Other languages
English (en)
Inventor
Eric Huygens
Original Assignee
Syngenta Ltd
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 Syngenta Ltd filed Critical Syngenta Ltd
Publication of CO5031268A1 publication Critical patent/CO5031268A1/es

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
    • C08G18/409—Dispersions of polymers of C08G in organic compounds having active hydrogen
    • 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
    • C08G18/28—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
    • C08G18/70—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
    • C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
    • C08G18/7621—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring being toluene diisocyanate including isomer mixtures
    • 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
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent
    • 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
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/914—Polyurethane cellular product formed from a polyol which has been derived from at least two 1,2 epoxides as reactants

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

Un proceso para preparar una espuma flexible de poliuretano a uníndice NCO de 70 a 120 que incluye el paso de reaccionar:(a) una composición de poliisocianato que comprende por 100 partes en peso de la composición de 5 a 20 partes en peso de diisocianato de tolileno y 80 a 95 partes en peso de diisocianato difenilmetano y sus homólogos que tienen una funcionalidad isocianato de 3 o más, la cantidad de diisocianato difenilmetano que es de 70 a 95% en peso calculada en la cantidad de diisocianato difenilmetano y homólogos, y el diisocianato difenilmetano que comprende 8 a 45% en peso calculado en el peso de este diisocianato difenilmetano, de diisocianato difenilmetano que contiene por lo menos un grupo NCO en la posición orto,con (b) una composición de polioles que comprenden:1) polioxietilen-polioxipropilen-poliol, que tiene una funcionalidad hidroxilo nominal promedio de 2 a 6 y preferiblemente de 2 a 4 y más preferiblemente de 3 un peso promedio equivalente de 1 000 a 4 000 y que contiene 5 a 25% en peso de grupos oxietileno;2) 2 a 7 partes en peso de agua;3) 2 a 10 partes en peso de un poliol poliéster que tiene una funcionalidad hidroxilo nominal promedio de 2 a 6, un peso promedio equivalente de 200 a 1 500 y que contiene por lo menos 60% en peso de grupos de oxietileno;4) 1 a 15 partes en peso de material particulado el cual es el producto de la reacción de un poliisocianato y un compuesto que tiene una pluralidad de grupos hidroxilo, de amina primaria y/o amina secundaria y que tiene un peso equivalente de hasta 400 y cuyo material está disperso en la dicha composición de polioles; las cantidades de b2) a b4) calculadas por 100 partes en peso de bl); y5) opcionalmente auxiliares y aditivos conocidos per se.
CO98016378A 1997-03-25 1998-03-24 Proceso para preparar espumas flexibles de poliuretano . . CO5031268A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97200886 1997-03-25

Publications (1)

Publication Number Publication Date
CO5031268A1 true CO5031268A1 (es) 2001-04-27

Family

ID=8228143

Family Applications (1)

Application Number Title Priority Date Filing Date
CO98016378A CO5031268A1 (es) 1997-03-25 1998-03-24 Proceso para preparar espumas flexibles de poliuretano . .

Country Status (26)

Country Link
US (1) US6037382A (es)
EP (1) EP0970134B1 (es)
JP (2) JP4023831B2 (es)
KR (1) KR20010005629A (es)
CN (1) CN1131256C (es)
AR (1) AR012564A1 (es)
AT (1) ATE205228T1 (es)
AU (1) AU726107B2 (es)
BG (1) BG103819A (es)
BR (1) BR9808055A (es)
CA (1) CA2283340A1 (es)
CO (1) CO5031268A1 (es)
CZ (1) CZ292768B6 (es)
DE (1) DE69801564T2 (es)
ES (1) ES2162426T3 (es)
HU (1) HUP0001816A3 (es)
ID (1) ID22640A (es)
MY (1) MY132848A (es)
NO (1) NO994675L (es)
PL (1) PL335859A1 (es)
PT (1) PT970134E (es)
RU (1) RU2198187C2 (es)
TR (1) TR199902333T2 (es)
TW (1) TW538078B (es)
WO (1) WO1998042763A1 (es)
ZA (1) ZA982212B (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR0011064B1 (pt) * 1999-05-31 2010-02-09 processo para a preparaÇço de um poliol de pipa, e, composiÇço de poliol de pipa.
ES2240213T3 (es) * 2000-01-17 2005-10-16 Huntsman International Llc Procedimiento para preparar una espuma de poliuretano flexible de espumacion libre o en bloques.
JP4810011B2 (ja) * 2001-07-04 2011-11-09 アキレス株式会社 滑性ウレタンフォーム
AU2004236428B2 (en) * 2003-05-12 2008-05-01 Huntsman International Llc Process for making a PIPA-polyol
DE102004051048A1 (de) * 2004-10-19 2006-04-20 Bayer Materialscience Ag Weichelastische Schaumstoffe geringer Rohdichten und Stauchhärte
KR100682398B1 (ko) 2005-07-20 2007-02-15 에스엔케이폴리텍(주) 우수한 충격흡수성 및 복원력을 갖는 폴리우레탄 폼 및이의 제조방법
EA010014B1 (ru) * 2006-07-20 2008-06-30 Андрей Петрович Гончарук Способ получения стабильной дисперсии полимеров, стабильная дисперсия полимеров и полиуретановая пена
DE102006060376A1 (de) * 2006-12-20 2008-06-26 Bayer Materialscience Ag Verfahren zur Herstellung von PIPA-Polyolen zur Herstellung von hochelastischen Polyurethan-Weichschaumstoffen
JP2008247996A (ja) * 2007-03-29 2008-10-16 Nippon Polyurethane Ind Co Ltd ポリイソシアネート組成物及びそれを用いた軟質ポリウレタンフォームの製造方法
US8996294B2 (en) 2007-12-19 2015-03-31 Nissan Motor Co., Ltd. Inter-vehicle distance maintenance supporting system and method
AU2012217916B2 (en) * 2011-02-14 2016-01-21 Dow Brasil Sudeste Industrial Ltda. Low density polyurethane foams
JP2016525619A (ja) * 2013-08-02 2016-08-25 コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ ポリエーテルカーボネートポリオールの製造方法
JP6741420B2 (ja) * 2015-12-16 2020-08-19 株式会社ブリヂストン 乗り物のシート用パッド形成用軟質ポリウレタンフォーム、及び乗り物のシート用パッド
CN108368230B (zh) * 2015-12-21 2021-08-20 国际壳牌研究有限公司 用于制造聚氨基甲酸酯泡沫的方法
WO2017194340A1 (de) * 2016-05-12 2017-11-16 Basf Se Klebefreier polyurethanweichschaumstoff
ES2960371T3 (es) * 2017-12-20 2024-03-04 Dow Global Technologies Llc Espumas de poliuretano para aplicaciones de bienestar
US20230055474A1 (en) * 2020-01-31 2023-02-23 Dow Global Technologies Llc Polyurethane foams for comfort applications
CN111607061B (zh) * 2020-04-15 2022-04-15 黎明化工研究设计院有限责任公司 一种无阻燃剂高阻燃低气味全水自结皮聚氨酯泡沫及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2072204B (en) * 1980-02-14 1983-12-07 Rowlands J P Polymer-modified polyols useful in polyurethane manufacture
US4374209A (en) * 1980-10-01 1983-02-15 Interchem International S.A. Polymer-modified polyols useful in polyurethane manufacture
DE4007063A1 (de) * 1990-03-07 1991-09-12 Bayer Ag Stabile dispersionen von polyharnstoffen und/oder polyhydrazodicarbonamiden in hoehermolekularen, mindestens eine hydroxylgruppe aufweisenden verbindungen, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethankunststoffen
DE3806476A1 (de) * 1988-03-01 1989-09-14 Bayer Ag Verfahren zur herstellung von kalthaertenden polyurethan-weichformschaumstoffen mit hervorragenden daempfungseigenschaften
DE4001556A1 (de) * 1990-01-20 1991-07-25 Bayer Ag Neue polyisocyanatmischungen und ihre verwendung bei der herstellung von weichen polyurethan-schaumstoffen
US5773483A (en) * 1993-04-13 1998-06-30 Imperial Chemical Industries Plc Process for preparing a flexible foam
US5436277A (en) * 1994-07-28 1995-07-25 Basf Corporation Polyisocyanate compositions for the preparation of flexible polyurethane foams

Also Published As

Publication number Publication date
CN1131256C (zh) 2003-12-17
BG103819A (en) 2000-06-30
JP4023831B2 (ja) 2007-12-19
US6037382A (en) 2000-03-14
WO1998042763A1 (en) 1998-10-01
ZA982212B (en) 1998-09-28
MY132848A (en) 2007-10-31
CZ336099A3 (cs) 1999-12-15
AU726107B2 (en) 2000-11-02
ID22640A (id) 1999-12-02
TW538078B (en) 2003-06-21
TR199902333T2 (xx) 2000-04-21
CA2283340A1 (en) 1998-10-01
DE69801564T2 (de) 2002-07-11
CN1251113A (zh) 2000-04-19
KR20010005629A (ko) 2001-01-15
BR9808055A (pt) 2000-03-08
NO994675L (no) 1999-11-24
AR012564A1 (es) 2000-11-08
HUP0001816A3 (en) 2001-04-28
EP0970134A1 (en) 2000-01-12
CZ292768B6 (cs) 2003-12-17
JP2007327068A (ja) 2007-12-20
PT970134E (pt) 2001-12-28
AU6497798A (en) 1998-10-20
DE69801564D1 (de) 2001-10-11
ES2162426T3 (es) 2001-12-16
HUP0001816A2 (hu) 2000-09-28
ATE205228T1 (de) 2001-09-15
RU2198187C2 (ru) 2003-02-10
JP2002510339A (ja) 2002-04-02
PL335859A1 (en) 2000-05-22
NO994675D0 (no) 1999-09-24
EP0970134B1 (en) 2001-09-05

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