ES2128613T3 - Prepolimeros de isocianato bloqueados de forma mixta, un procedimiento para su fabricacion y su uso para la fabricacion de sistemas de resinas epoxi flexibilizados. - Google Patents

Prepolimeros de isocianato bloqueados de forma mixta, un procedimiento para su fabricacion y su uso para la fabricacion de sistemas de resinas epoxi flexibilizados.

Info

Publication number
ES2128613T3
ES2128613T3 ES95108893T ES95108893T ES2128613T3 ES 2128613 T3 ES2128613 T3 ES 2128613T3 ES 95108893 T ES95108893 T ES 95108893T ES 95108893 T ES95108893 T ES 95108893T ES 2128613 T3 ES2128613 T3 ES 2128613T3
Authority
ES
Spain
Prior art keywords
manufacture
blocked
nco
epoxy resin
equiv
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
ES95108893T
Other languages
English (en)
Inventor
Lutz Dr Schmalstieg
Rainer Dr Rettig
Eberhard Dr Konig
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 ES2128613T3 publication Critical patent/ES2128613T3/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
    • C08G18/08—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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • C08L75/08—Polyurethanes from polyethers

Abstract

LA INVENCION SE REFIERE A PREPOLIMERO ISOCIANATO SOBRE LA BASE DE DIISOCIANATOS AROMATICOS Y ALCOHOLES POLIESTER, CUYOS GRUPOS ISOCIANATO SE ENCUENTRAN PRESENTE AL MENOS EN EL 50 % EN FORMA BLOQUEADA CON MEDIOS DE BLOQUEO, DONDE LOS MEDIOS DE BLOQUEO SE COMPONEN A) 50 HASTA 97 % EQUIVALENTE EN FENOLES EVENTUALMENTE SUSTITUIDOS, B) 30 HASTA 50 % EQUIVALENTE EN PIRAZOLES EVENTUALMENTE SUSTITUIDOS Y C) 0 HASTA 10 % EQUIVALENTE DE OTROS MEDIOS DE BLOQUEO DIFERENTES DE A) Y B), UN PROCESO PARA LA ELABORACION DE LOS PREPOLIMEROS DE ISOCIANATO DE ESTE TIPO MEDIANTE BLOQUEO DE LOS PREPOLIMEROS NCO CORRESPONDIENTES CON LOS MEDIOS DE BLOQUEO ADECUADOS Y LA UTILIZACION DE LOS PREPOLIMEROS DE ISOCIANATO PARA LA ELABORACION DE SISTEMA DE RESINA EPOXI FLEXIBILIZADA.
ES95108893T 1994-06-22 1995-06-09 Prepolimeros de isocianato bloqueados de forma mixta, un procedimiento para su fabricacion y su uso para la fabricacion de sistemas de resinas epoxi flexibilizados. Expired - Lifetime ES2128613T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4421816A DE4421816A1 (de) 1994-06-22 1994-06-22 Mischblockierte Isocyanatpräpolymere, ein Verfahren zu ihrer Herstellung und ihre Verwendung zur Herstellung flexibilisierter Epoxidharz-Systeme

Publications (1)

Publication Number Publication Date
ES2128613T3 true ES2128613T3 (es) 1999-05-16

Family

ID=6521210

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95108893T Expired - Lifetime ES2128613T3 (es) 1994-06-22 1995-06-09 Prepolimeros de isocianato bloqueados de forma mixta, un procedimiento para su fabricacion y su uso para la fabricacion de sistemas de resinas epoxi flexibilizados.

Country Status (6)

Country Link
US (1) US5510432A (es)
EP (1) EP0688803B1 (es)
AT (1) ATE176257T1 (es)
CA (1) CA2152149A1 (es)
DE (2) DE4421816A1 (es)
ES (1) ES2128613T3 (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6355761B1 (en) 1999-05-12 2002-03-12 Basf Coatings Ag Coating composition
FR2781804B1 (fr) * 1998-07-29 2000-11-03 Rhodia Chimie Sa (poly) isocyanates masques mixtes
DE19935325A1 (de) * 1999-07-28 2001-02-01 Bayer Ag Lösemittelfreie, raumtemperaturhärtende Reaktivsysteme und ihre Verwendung zur Herstellung von Klebstoffen, Dichtungsmassen, Vergußmassen, Formteilen oder Beschichtungen
TWI279408B (en) * 2000-01-31 2007-04-21 Vantico Ag Epoxy resin composition
US6784258B2 (en) * 2000-09-21 2004-08-31 Ppg Industries Ohio, Inc. Modified aminoplast crosslinkers and powder coating compositions containing such crosslinkers
CA2434208C (en) * 2001-01-12 2011-11-01 Baxenden Chemicals Limited Mixed-blocked polyisocyanates and uses thereof
US6835515B2 (en) 2003-02-21 2004-12-28 Xerox Corporation Long potlife, low temperature cure overcoat for low surface energy photoreceptors
JP2005305689A (ja) * 2004-04-19 2005-11-04 Konica Minolta Medical & Graphic Inc 印刷版材料および印刷方法
US7019102B2 (en) * 2004-06-18 2006-03-28 Henkel Kommanditgesellschaft Auf Aktien Blocked polyurethane prepolymers useful in coating compositions
EP2110397A1 (de) * 2008-04-16 2009-10-21 Sika Technology AG Auf amphiphilen Block-Copolymer basierendes Polyurethan-Polymer und dessen Verwendung als Schlagzähigkeitsmodifikator
DE102009003512A1 (de) * 2009-02-20 2010-09-02 Elantas Gmbh Umweltfreundlicher lötbarer Drahtlack
DE102012010583A1 (de) 2012-05-21 2013-11-21 Mankiewicz Gebr. & Co. Gmbh & Co. Kg Gelcoat auf Epoxidharzbasis zur Oberflächenvergütung von Bauteilen aus faserverstärkten Kunststoffen
DE102013201392A1 (de) 2013-01-29 2014-07-31 Evonik Industries Ag Haftvermittler- und Primer-Zusammensetzungen für Metall-Kunststoff-Hybridbauteile
ITUB20150649A1 (it) * 2015-05-21 2016-11-21 Sarp S R L Composizione poliuretanica
US10722999B2 (en) * 2016-06-17 2020-07-28 Rohm And Haas Electronic Materials Cmp Holdings, Inc. High removal rate chemical mechanical polishing pads and methods of making
US20200190390A1 (en) * 2017-08-15 2020-06-18 Covestro Llc Additive to flexibilize epoxy-based resins for use in oil field applications
EP3800213A1 (en) * 2019-10-01 2021-04-07 Cromogenia Units, S.A. Blocked isocyanate polyurethane compositions using a new blocking agent, method of manufacture and uses thereof
EP3892659A1 (de) * 2020-04-08 2021-10-13 Covestro Deutschland AG Mit aus cashewnuss-schalenöl erhältlichen phenolen blockierte, niedrigviskose isocyanat-prepolymere, verfahren zur deren herstellung und deren verwendung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790295A (fr) * 1971-10-22 1973-04-19 Bayer Ag Matieres plastiques elastifiees
US4008247A (en) * 1973-11-02 1977-02-15 The B. F. Goodrich Company Ethylenically unsaturated blocked aromatic diisocyanates
US4797494A (en) * 1984-01-25 1989-01-10 Ivanov Mikhail G Carbamic acid derivatives and method for preparing same
GB2153346B (en) * 1984-02-01 1987-10-21 Ivanov Mikhail Georgievich Carbamic acid derivatives
US4904781A (en) * 1984-02-01 1990-02-27 Ivanov Mikhall G Carbamic acid derivatives
GB8405320D0 (en) * 1984-02-29 1984-04-04 Baxenden Chem Blocked isocyanates
DE3919128A1 (de) * 1989-06-12 1990-12-13 Ruetgerswerke Ag Haertungsmittel fuer epoxidverbindungen
US5138011A (en) * 1990-07-27 1992-08-11 Miles Inc. One-component polyurethane or polyurea compositions
EP0500495A3 (en) * 1991-02-21 1993-04-07 Ciba-Geigy Ag Thermosetting composition
TW274553B (es) * 1992-06-05 1996-04-21 Ciba Geigy Ag

Also Published As

Publication number Publication date
DE59504957D1 (de) 1999-03-11
US5510432A (en) 1996-04-23
EP0688803A1 (de) 1995-12-27
DE4421816A1 (de) 1996-01-04
EP0688803B1 (de) 1999-01-27
CA2152149A1 (en) 1995-12-23
ATE176257T1 (de) 1999-02-15

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