ES2126041T3 - Poliisocianato basado en diisocianatos de 4,4'- y 2,4'-difenil-metano y su uso en un procedimiento de rim. - Google Patents

Poliisocianato basado en diisocianatos de 4,4'- y 2,4'-difenil-metano y su uso en un procedimiento de rim.

Info

Publication number
ES2126041T3
ES2126041T3 ES94116393T ES94116393T ES2126041T3 ES 2126041 T3 ES2126041 T3 ES 2126041T3 ES 94116393 T ES94116393 T ES 94116393T ES 94116393 T ES94116393 T ES 94116393T ES 2126041 T3 ES2126041 T3 ES 2126041T3
Authority
ES
Spain
Prior art keywords
isocyanate
diphenyl
functionality
polyisocyanate based
dizyzyanine
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES94116393T
Other languages
English (en)
Inventor
Michael F Dr Hurley
Robert G Dr Eiben
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Bayer Corp
Original Assignee
Bayer AG
Bayer Corp
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, Bayer Corp filed Critical Bayer AG
Application granted granted Critical
Publication of ES2126041T3 publication Critical patent/ES2126041T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/02—Polymeric products of isocyanates or isothiocyanates of isocyanates or isothiocyanates 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
    • 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
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation 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
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • C08G18/4812—Mixtures of polyetherdiols with polyetherpolyols having 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
    • C08G2120/00—Compositions for reaction injection moulding processes

Landscapes

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

Abstract

UN NUEVO POLIISOCIANATO QUE ES LIQUIDO Y ESTABLE A TEMPERATURA AMBIENTE Y TIENE UN CONTENIDO DE GRUPO ISOCIANATO DEL 10 AL 30% DEL PESO, ES PREPARADO AL REACCIONAR: A) UNA MEZCLA DE ISOCIANATO DE DIISOCIANATO DE DIFENILMETANO-4,4 Y DIISOCIANATO DE DIFENILMETANO2,4 , Y UNA CANTIDAD DE UN ISOCIANATO QUE TIENE UN FUNCIONALIDAD DE ISOCIANATO DE MAS DE 2, SELECCIONADO DE HOMOLOGOS DE DIISOCIANATO DE DIFENILMETANO QUE TIENEN UNA FUNCIONALIDAD DE AL MENOS 3 Y DIISOCIANATO DE DIFENILMETANO MODIFICADO, TAL QUE LA MEZCLA DE ISOCIANATO TOTAL A) TIENE UNA FUNCIONALIDAD DE ISOCIANATO MEDIA DE 2.02 A 2.50, Y B) UNA MEZCLA DE POLIOL QUE COMPRENDE 1) UNO O MAS DIOLES QUE TIENE PESOS MOLECULARES DE 1000 A 5000 Y 2) UNO O MAS TRIOLES QUE TIENE PESOS MOLECULARES DE 1000 A 6000, EN DONDE EL COEFICIENTE DE PESO DE DIOLES A TRIOLES ES DE 10:1 A 1:10. CUANDO SE USA EN UN PROCESO RIM, LAS PARTES SON PRODUCIDAS CON EXCELENTES PROPIEDADES DE IMPACTO DE TEMPERATURA BAJA.
ES94116393T 1993-10-28 1994-10-18 Poliisocianato basado en diisocianatos de 4,4'- y 2,4'-difenil-metano y su uso en un procedimiento de rim. Expired - Lifetime ES2126041T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14445893A 1993-10-28 1993-10-28

Publications (1)

Publication Number Publication Date
ES2126041T3 true ES2126041T3 (es) 1999-03-16

Family

ID=22508684

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94116393T Expired - Lifetime ES2126041T3 (es) 1993-10-28 1994-10-18 Poliisocianato basado en diisocianatos de 4,4'- y 2,4'-difenil-metano y su uso en un procedimiento de rim.

Country Status (8)

Country Link
US (1) US5585452A (es)
EP (1) EP0650989B1 (es)
JP (1) JPH07179550A (es)
KR (1) KR100330822B1 (es)
BR (1) BR9404275A (es)
CA (1) CA2117740A1 (es)
DE (1) DE69415921T2 (es)
ES (1) ES2126041T3 (es)

Families Citing this family (13)

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DE19648509A1 (de) * 1996-11-22 1998-05-28 Bayer Ag Verwendung von Polyether-PUR für Sicherheitskleidung
US6248856B1 (en) 1999-12-10 2001-06-19 Bayer Corporation One-shot polyurethane elastomers with very low compression sets
US6277943B1 (en) 1999-12-10 2001-08-21 Bayer Corporation One-shot polyurethane elastomers with very low compression set
US6586487B1 (en) * 2000-07-12 2003-07-01 Bayer Corporation Low-density, water blown polyurethane foams for energy-absorbing applications
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
DE50305488D1 (de) * 2002-02-08 2006-12-07 Henkel Kgaa Farbneutraler 1K Polyurethan-Klebstoff
US6797799B1 (en) * 2003-04-02 2004-09-28 Bayer Materialscience Llc High 2,4′-diphenylmethane diisocyanate content prepolymers
US7648933B2 (en) 2006-01-13 2010-01-19 Dynamic Abrasives Llc Composition comprising spinel crystals, glass, and calcium iron silicate
US7790907B2 (en) * 2006-07-21 2010-09-07 Basf Corporation Method of producing a uretonimine-modified isocyanate composition
US20080085987A1 (en) * 2006-10-05 2008-04-10 Thomas Savino Method of producing a uretonimine-modified isocyanate composition
WO2012169791A2 (ko) 2011-06-07 2012-12-13 주식회사 엘지화학 락타이드 공중합체, 이의 제조 방법 및 이를 포함하는 수지 조성물
JP6746490B2 (ja) 2013-04-19 2020-08-26 コベストロ・エルエルシー 成形された電子プリント回路基板における封入および組立体
CN113170586A (zh) 2018-10-09 2021-07-23 科思创有限公司 使用导热聚碳酸酯的插入模制电子模块以及模制互锁特征件

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US3384653A (en) * 1965-03-31 1968-05-21 Upjohn Co Compositions of methylenebis (phenyl isocyanate) with trihydrocarbyl phosphates and preparation thereof
US3394165A (en) * 1965-10-24 1968-07-23 Upjohn Co Stabilized methylenebis-(phenyl isocyanate) compositions
US3449256A (en) * 1966-01-19 1969-06-10 Upjohn Co Methylenebis(phenyl isocyanate) compositions and preparation thereof
DE1618380C3 (de) * 1967-03-08 1975-09-11 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung eines bei Raumtemperatur flüssigen Diphenylmethan-diisocyanatpräparates
GB1194050A (en) * 1967-12-12 1970-06-10 Ici Ltd Liquid Diphenylmethane Diisocyanate Compositions
GB1200432A (en) * 1968-01-25 1970-07-29 Bayer Ag Process for the preparation of polyisocyanates which contain a carbodiimideisocyanate adduct
GB1193401A (en) * 1968-05-14 1970-06-03 Ici Ltd Liquid diphenylmethane diisocyanate compositions
US3701796A (en) * 1970-09-29 1972-10-31 Upjohn Co Storage stable methylenebis (phenyl isocyanate) compositions
NL178871C (nl) * 1972-09-26 Ici Ltd Werkwijze voor het bereiden van een vloeibaar difenylmethaandiisocyanaatproduct en voor het bereiden of vervaardigen van een polyurethaan onder toepassing van een dergelijk isocyanaatproduct.
GB1476088A (en) * 1975-04-03 1977-06-10 Ici Ltd Carbodiimides
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DE2537685C2 (de) * 1975-08-23 1989-04-06 Bayer Ag, 5090 Leverkusen Verfahren zur teilweisen Carbodiimidisierung der Isocyanatgruppen von organischen Polyisocyanaten
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US4883909A (en) * 1988-05-11 1989-11-28 Mobay Corporation Liquid diphenylmetane diisocyanate compositions
DE3818769A1 (de) * 1988-06-02 1989-12-07 Bayer Ag Fluessige polyisocyanatmischungen, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethan-weichschaumstoffen
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US5246977A (en) * 1990-05-04 1993-09-21 The Dow Chemical Company Microcellular polyurethane polymers prepared from isocyanate-terminated poly(oxytetramethylene) glycol prepolymers
DE4026474A1 (de) * 1990-08-22 1992-02-27 Bayer Ag Neue isocyanuratgruppen aufweisende polyisocyanatmischungen, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethanschaumstoffen
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Also Published As

Publication number Publication date
DE69415921T2 (de) 1999-05-27
DE69415921D1 (de) 1999-02-25
KR950011492A (ko) 1995-05-15
JPH07179550A (ja) 1995-07-18
US5585452A (en) 1996-12-17
KR100330822B1 (ko) 2002-10-12
BR9404275A (pt) 1995-07-04
EP0650989A1 (en) 1995-05-03
EP0650989B1 (en) 1999-01-13
CA2117740A1 (en) 1995-04-29

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