BR9713111A - Processo de duas etapas para a produção de itens moldados de poliuretano semi-rìgido. - Google Patents

Processo de duas etapas para a produção de itens moldados de poliuretano semi-rìgido.

Info

Publication number
BR9713111A
BR9713111A BR9713111-3A BR9713111A BR9713111A BR 9713111 A BR9713111 A BR 9713111A BR 9713111 A BR9713111 A BR 9713111A BR 9713111 A BR9713111 A BR 9713111A
Authority
BR
Brazil
Prior art keywords
production
step process
rigid polyurethane
molded semi
items
Prior art date
Application number
BR9713111-3A
Other languages
English (en)
Inventor
Erhard Michels
Klaus Pleiss
Franz Scholtis
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 BR9713111A publication Critical patent/BR9713111A/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
    • C08G18/50—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
    • C08G18/5045—Polyethers having heteroatoms other than oxygen having nitrogen containing -N-C=O groups containing urethane 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
    • C08G18/08—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
    • C08G18/4887—Polyethers containing carboxylic ester groups derived from carboxylic acids other than acids of higher fatty oils or other than resin acids

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

Patente de Invenção: <B>"PROCESSO DE DUAS ETAPAS PARA A PRODUçãO DE ITENS MOLDADOS DE POLIURETANO SEMI-RìGIDO"<D>. A invenção refere-se a um processo para a preparação de itens moldados de poliuretano sólidos, transparentes ou translúcidos, os quais, devido as propriedades elásticas e óticas dos mesmos, podem ser usados, por exemplo, como um material alternativo para a borracha.
BR9713111-3A 1996-11-20 1997-11-10 Processo de duas etapas para a produção de itens moldados de poliuretano semi-rìgido. BR9713111A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19648012A DE19648012A1 (de) 1996-11-20 1996-11-20 Zweistufiges Verfahren zur Fertigung von halbharten massiven Polyurethan-Formkörpern
PCT/EP1997/006232 WO1998022519A1 (de) 1996-11-20 1997-11-10 Zweistufiges verfahren zur fertigung von halbharten massiven polyurethan-formkörpern

Publications (1)

Publication Number Publication Date
BR9713111A true BR9713111A (pt) 2000-04-11

Family

ID=7812236

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9713111-3A BR9713111A (pt) 1996-11-20 1997-11-10 Processo de duas etapas para a produção de itens moldados de poliuretano semi-rìgido.

Country Status (11)

Country Link
US (1) US6147181A (pt)
EP (1) EP0941262B1 (pt)
JP (1) JP2001504155A (pt)
AU (1) AU7301198A (pt)
BR (1) BR9713111A (pt)
DE (2) DE19648012A1 (pt)
DK (1) DK0941262T3 (pt)
ES (1) ES2170422T3 (pt)
PT (1) PT941262E (pt)
TW (1) TW412547B (pt)
WO (1) WO1998022519A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6451049B2 (en) 1998-04-29 2002-09-17 Sorin Biomedica Cardio, S.P.A. Stents for angioplasty
US20030006526A1 (en) * 2001-04-30 2003-01-09 Fusion Specialties, Inc. Molded Display Forms
US20060074147A1 (en) * 2004-10-06 2006-04-06 Mayo Michael A Cast material having color effect
DE102005059710A1 (de) * 2005-12-12 2007-06-14 Basf Ag Prepolymere und daraus hergestellte zellige Polyisocyanat-Polyadditionsprodukte
DE102006042338A1 (de) * 2006-09-08 2008-03-27 Evonik Goldschmidt Gmbh Verwendung von Urethan- oder Harnstoffgruppen enthaltenden Polyethern zur Stabilisierung von Polyurethanschäumen
US8496860B2 (en) * 2009-07-31 2013-07-30 Fusion Specialties, Inc. Foam-backed, hollow articles made by cold rotational molding

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3899623A (en) * 1972-04-10 1975-08-12 Toray Industries Synthetic leather combination of needle-punched fabric and polyetherester polyurethane
US4107151A (en) * 1976-10-28 1978-08-15 Ihara Chemical Company Co., Ltd. Process for producing urethane elastomer
DE2649739C2 (de) * 1976-10-29 1982-06-09 Ihara Chemical Industry Co., Ltd., Tokyo Verfahren zur Herstellung von Urethan-Elastomeren
US4306052A (en) * 1980-09-25 1981-12-15 The Upjohn Company Thermoplastic polyester polyurethanes
DE3329775A1 (de) * 1983-08-18 1985-02-28 Bayer Ag, 5090 Leverkusen Thermoplastische polyurethane hoher waermestandfestigkeit auf basis von naphthylendiisocyanat, verfahren zu ihrer herstellung und ihre verwendung
IT1198176B (it) * 1986-11-27 1988-12-21 New Flex Srl Procedimento e apparecchiatura perlo stampaggio di articoli in poliuretano

Also Published As

Publication number Publication date
EP0941262B1 (de) 2001-12-19
PT941262E (pt) 2002-06-28
US6147181A (en) 2000-11-14
EP0941262A1 (de) 1999-09-15
ES2170422T3 (es) 2002-08-01
TW412547B (en) 2000-11-21
JP2001504155A (ja) 2001-03-27
DE59705916D1 (de) 2002-01-31
DK0941262T3 (da) 2002-04-08
WO1998022519A1 (de) 1998-05-28
AU7301198A (en) 1998-06-10
DE19648012A1 (de) 1998-05-28

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements