ES2060849T3 - Procedimiento para la fabricacion de elastomeros de poliurea que presentan grupos uretano. - Google Patents

Procedimiento para la fabricacion de elastomeros de poliurea que presentan grupos uretano.

Info

Publication number
ES2060849T3
ES2060849T3 ES90107593T ES90107593T ES2060849T3 ES 2060849 T3 ES2060849 T3 ES 2060849T3 ES 90107593 T ES90107593 T ES 90107593T ES 90107593 T ES90107593 T ES 90107593T ES 2060849 T3 ES2060849 T3 ES 2060849T3
Authority
ES
Spain
Prior art keywords
component
procedure
molecular weight
polyurea elastomers
manufacture
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
ES90107593T
Other languages
English (en)
Inventor
Andrea Dr Ruckes
Hans-Joachim Dr Meiners
Heinrich Boden
Manfred Dr Schmidt
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
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
Application granted granted Critical
Publication of ES2060849T3 publication Critical patent/ES2060849T3/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
    • C08G18/28—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
    • C08G18/5036—Polyethers having heteroatoms other than oxygen having nitrogen containing -N-C=O groups
    • C08G18/5048—Products of hydrolysis of polyether-urethane prepolymers containing isocyanate 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
    • 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
    • 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
    • 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
    • C08G2110/0033—Foam properties having integral skins
    • 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
    • C08G2110/0066—≥ 150kg/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
    • 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

EL INVENTO SE REFIERE A UN NUEVO PROCEDIMIENTO PARA PRODUCIR CUERPO MOLDEADOS ELASTICOS EN FORMA DE CELDILLA, QUE TIENEN UNA CAPA CERRADA DE ELASTOMEROS DE POLIUREA PRESENTANDO GRUPOS URETANO Y SE COMPONEN POR: A) UNA MEZCLA DE POLIISOCIANATOS DE LA SERIE DIFENILMETANO; B) UN COMPONENTE POLIOL CON UN PESO MOLECULAR DE 1.800 A 18.000; C) UN COMPONENTE POLIAMINA Y D) SUSTANCIAS AUXILIARES Y ADITIVOS: EL PROCEDIMIENTO SE CARACTERIZA PORQUE SE TRATA EL 90% DE COMPONENTES B) CON UNA CANTIDAD TOTAL DE COMPONENTE A) DE SEMIPREPOLIMEROS NCO; SE HACE REACCIONAR EL PRODUCTO RESULTANTE DE A) Y B) CON EL COMPONENTE C) SEGUN LA TECNICA DE FUNDIDICON POR INYECCION, SE UTILIZA COMO COMPONENTE C) UNA MEZCLA DE 95 A 50 PARTES EN PESO DE DIAMINA AROMATICA DE BAJO PESO MOLECULAR CON 5 A 50 PARTES EN PESO DE AMINOPOLIETER DE ELEVADO PESO MOLECULAR Y SE INCORPORA LOS ADITIVOS Y SUSTANCIAS AUXILIARES JUNTAMENTE CON LOS COMPONENTES A), B) Y C).
ES90107593T 1989-05-04 1990-04-21 Procedimiento para la fabricacion de elastomeros de poliurea que presentan grupos uretano. Expired - Lifetime ES2060849T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3914718A DE3914718A1 (de) 1989-05-04 1989-05-04 Verfahren zur herstellung von urethangruppen aufweisenden polyharnstoff-elastomeren

Publications (1)

Publication Number Publication Date
ES2060849T3 true ES2060849T3 (es) 1994-12-01

Family

ID=6380072

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90107593T Expired - Lifetime ES2060849T3 (es) 1989-05-04 1990-04-21 Procedimiento para la fabricacion de elastomeros de poliurea que presentan grupos uretano.

Country Status (8)

Country Link
US (1) US5262448A (es)
EP (1) EP0395969B1 (es)
JP (1) JPH037721A (es)
KR (1) KR900018197A (es)
CA (1) CA2014924C (es)
DD (1) DD297985A5 (es)
DE (2) DE3914718A1 (es)
ES (1) ES2060849T3 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2092677A1 (en) * 1992-09-29 1994-03-30 Doris M. Rice Polyurea reaction injection molded body panels
JP3007418B2 (ja) 1994-07-14 2000-02-07 ザ ゲイツ コーポレイション 高温用ポリウレタン／尿素エラストマー
DE4431963A1 (de) 1994-09-08 1996-03-14 Bayer Ag Verfahren zur Herstellung von elastischen Formkörpern
DE19519335A1 (de) * 1995-05-26 1996-11-28 Basf Ag Verfahren zur Herstellung von Ester- und Urethangruppen enthaltenden Formkörpern, estergruppenhaltige Isocyanat-Semipräpolymere hierfür und ihre Verwendung
DE102008036995A1 (de) 2008-08-07 2010-02-11 Bayer Materialscience Ag Kunststoffformteile aus Polyurethan und deren Verwendung
WO2012126934A1 (de) 2011-03-24 2012-09-27 Bayer Materialscience Ag Formteile aus verstärkten polyurethanharnstoff-elastomeren und deren verwendung
WO2016174027A1 (de) 2015-04-28 2016-11-03 Covestro Deutschland Ag Polyurethanummantelungen mit verminderter wasseraufnahme und deren verwendung
WO2018046586A1 (de) 2016-09-09 2018-03-15 Covestro Deutschland Ag Poröse materialien auf polyurethan/polyisocyanuratbasis und deren herstellung und verwendung
EP3378880B1 (de) 2017-03-22 2021-06-02 Covestro Deutschland AG Poröse materialien auf basis eines polyurethan-polyisocyanuratgemisches oder eines polyharnstoff-polyisocyanuratgemisches und deren herstellung und verwendung
CN110669199A (zh) * 2019-10-24 2020-01-10 山东一诺威聚氨酯股份有限公司 高频筛用聚氨酯弹性体及其制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1240654B (de) * 1965-05-14 1967-05-18 Bayer Ag Verfahren zur Herstellung vernetzter Kunststoffe nach dem Isocyanat-Polyadditions-Verfahren
US4218543A (en) * 1976-05-21 1980-08-19 Bayer Aktiengesellschaft Rim process for the production of elastic moldings
US4297444A (en) * 1980-02-11 1981-10-27 Texaco Development Corp. Process for rim elastomers with superior high temperature dimensional stability
US4374210A (en) * 1981-09-18 1983-02-15 The Upjohn Company Polyurea-polyurethane from a mixture of a polyol, an aromatic diamine, and an isocyanate-terminated prepolymer
US4444910A (en) * 1982-04-23 1984-04-24 Texaco Inc. Reaction injection molded elastomers made using a polyurethane organometallic catalyst amine terminated polyethers amine terminated chain extender and aromatic polyisocyanate
US4433067A (en) * 1982-04-23 1984-02-21 Texaco Inc. Reaction injection molded elastomers prepared from amine terminated polyethers, amine terminated chain extender and aromatic polyisocyanate
EP0093862A1 (en) * 1982-04-23 1983-11-16 Texaco Development Corporation Polyurea reaction injection molded elastomers
US4499254A (en) * 1984-02-13 1985-02-12 Texaco Inc. Reaction injection molded elastomers containing high molecular weight organic acids
JPS6137284A (ja) * 1984-07-31 1986-02-22 ジューキ株式会社 ミシンの縫製パタ−ン作成装置
DE3433979A1 (de) * 1984-09-15 1986-03-27 Bayer Ag, 5090 Leverkusen Verwendung von sterisch gehinderten aromatischen diaminen bei der herstellung von polyurethanschaumstoffen
US4689356A (en) * 1985-12-10 1987-08-25 The Dow Chemical Company Polyurethane elastomers prepared in a two-step process using mixtures of chain extenders
DE3827595A1 (de) * 1988-08-13 1990-02-22 Bayer Ag Verfahren zur herstellung von urethangruppen ausweisenden polyharnstoff-elastomeren
US4892920A (en) * 1988-11-21 1990-01-09 Air Products And Chemicals, Inc. Process for the preparation of cyclohexanediisocyanate containing polyisocyanate prepolymers and polyurethanes having high temperature performance

Also Published As

Publication number Publication date
JPH037721A (ja) 1991-01-14
DE59007027D1 (de) 1994-10-13
JPH0570646B2 (es) 1993-10-05
CA2014924A1 (en) 1990-11-04
EP0395969B1 (de) 1994-09-07
CA2014924C (en) 1999-12-07
US5262448A (en) 1993-11-16
DD297985A5 (de) 1992-01-30
KR900018197A (ko) 1990-12-20
EP0395969A3 (de) 1991-12-18
EP0395969A2 (de) 1990-11-07
DE3914718A1 (de) 1990-11-08

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