ES8500967A1 - Procedimiento para la obtencion de un revestimiento mate por medio de un isocianato bloqueado sobre un sustrato. - Google Patents

Procedimiento para la obtencion de un revestimiento mate por medio de un isocianato bloqueado sobre un sustrato.

Info

Publication number
ES8500967A1
ES8500967A1 ES525296A ES525296A ES8500967A1 ES 8500967 A1 ES8500967 A1 ES 8500967A1 ES 525296 A ES525296 A ES 525296A ES 525296 A ES525296 A ES 525296A ES 8500967 A1 ES8500967 A1 ES 8500967A1
Authority
ES
Spain
Prior art keywords
containing hydroxyl
hydroxyl groups
curing agents
blocked polyisocyanates
binders
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
Application number
ES525296A
Other languages
English (en)
Other versions
ES525296A0 (es
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
Publication of ES525296A0 publication Critical patent/ES525296A0/es
Publication of ES8500967A1 publication Critical patent/ES8500967A1/es
Expired 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
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4045—Mixtures of compounds of group C08G18/58 with other macromolecular compounds
    • 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
    • C08G18/003—Polymeric products of isocyanates or isothiocyanates with epoxy compounds having no 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8048—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/34
    • 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
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/4007—Curing agents not provided for by the groups C08G59/42 - C08G59/66
    • C08G59/4014—Nitrogen containing compounds
    • C08G59/4028—Isocyanates; Thioisocyanates
    • 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
    • C08G2150/00—Compositions for coatings
    • C08G2150/20—Compositions for powder coatings

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)
  • Paints Or Removers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

METODO DE PREPARACION DE REVESTIMIENTOS, MEDIANTE UN ISOCIANATO BLOQUEADO SOBRE UN SUSTRATO DE UNA LACA PULVERULENTA.CONSISTE EN MEZCLAR COMO MINIMO UN POLIMERO QUE CONTIENE GRUPOS HIDROXILO, COMO MINIMO UN POLIEPOXIDO, Y UN COMPUESTO QUE CONTIENE MAS DE UN GRUPO ISOCIANATO BLOQUEADO POR MOLECULA, EN PROPORCION TAL QUE HAYA 0,6-1,5 GRUPOS EPOXI POR GRUPO CARBOXILO Y 0,7-1,4 GRUPOS ISOCIANATO POR GRUPO HIDROXILO. HOMOGENEIZAR LA MEZCLA POR FUSION A TEMPERATURA NO SUPERIOR A 140JC. ENFRIAR Y PULVERIZAR A 40-90 MICRAS. APLICAR LA LACA A UNA TEMPERATURA ENTRE 140JC Y 200JC.
ES525296A 1982-09-01 1983-09-01 Procedimiento para la obtencion de un revestimiento mate por medio de un isocianato bloqueado sobre un sustrato. Expired ES8500967A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823232463 DE3232463A1 (de) 1982-09-01 1982-09-01 Verwendung blockierter polyisocyanate als haerter fuer hydroxylgruppen-haltige bindemittel

Publications (2)

Publication Number Publication Date
ES525296A0 ES525296A0 (es) 1984-11-01
ES8500967A1 true ES8500967A1 (es) 1984-11-01

Family

ID=6172206

Family Applications (1)

Application Number Title Priority Date Filing Date
ES525296A Expired ES8500967A1 (es) 1982-09-01 1983-09-01 Procedimiento para la obtencion de un revestimiento mate por medio de un isocianato bloqueado sobre un sustrato.

Country Status (5)

Country Link
EP (1) EP0104424B1 (es)
JP (1) JPS5962674A (es)
AT (1) ATE35142T1 (es)
DE (2) DE3232463A1 (es)
ES (1) ES8500967A1 (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3618355C1 (de) * 1986-05-31 1992-01-30 Hoechst Ag Vernetzende Bindemittel fuer Pulverlacke und ihre Verwendung
US4847122A (en) * 1987-05-27 1989-07-11 Palmer International, Inc. Cavitation-resistant polymer and coating
GB8712577D0 (en) * 1987-05-28 1987-07-01 Ici Plc Coating compositions
JP2645581B2 (ja) * 1988-01-28 1997-08-25 旭化成工業株式会社 ブロックポリイソシアナート及びブロックポリイソシアナートを含有する被覆用組成物
AU6625590A (en) * 1989-10-02 1991-04-28 Henkel Corporation Composition and process for and article with improved autodeposited surface coating based on epoxy resin
US5221707A (en) * 1989-11-30 1993-06-22 Gencorp Inc. Coating blend compositions
DE4142816C1 (es) * 1991-12-23 1993-03-04 Herberts Gmbh, 5600 Wuppertal, De
DE4430400A1 (de) 1994-08-26 1996-02-29 Inventa Ag Wärmehärtbares Beschichtungssystem aus mehreren Bindemittelharzen
DE4430399C1 (de) * 1994-08-26 1996-02-22 Inventa Ag Epoxidfreies, wärmehärtbares Beschichtungssystem
DE19519006A1 (de) * 1995-05-24 1996-11-28 Bayer Ag Pulverlack für matte Beschichtungen
DE19604581A1 (de) 1996-02-08 1997-08-14 Bayer Ag Polyurethan-Pulvermattlacke
US6291624B1 (en) 1996-07-30 2001-09-18 Rhodia Chimie Composition which is useful for obtaining a matt or satin coating, use of this composition and coating thus obtained
US6310139B1 (en) 1999-08-31 2001-10-30 Reichhold, Inc. Burnish resistant powder coating compositions
US6762272B1 (en) 2000-02-03 2004-07-13 Rhodia Chimie Compositions useful for obtaining high gloss coatings, methods of using such compositions and coatings thus obtained
DE10260300A1 (de) 2002-12-20 2004-07-01 Bayer Ag Abspalterfreie Pulverlackvernetzer
US20060122357A1 (en) * 2004-12-08 2006-06-08 Thomas Faecke Continuous method for manufacturing an acid functional blocked solid isocyanate
DE102008045224A1 (de) 2008-08-30 2010-03-04 Bayer Materialscience Ag Pulverlack
US8476376B2 (en) 2010-03-11 2013-07-02 Evonik Degussa Gmbh Heat-curing powder-lacquer compositions yielding a matte surface after curing of the coating, as well as a simple method for production of same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2442434A1 (de) * 1974-09-05 1976-03-18 Hoechst Ag Pulverfoermiges ueberzugsmittel
IT1068004B (it) * 1976-11-09 1985-03-21 Hoechst Sara Spa Processo per la fabbricazione di prepolimeri poliuretanici carbossilati contenenti gruppi isocianici bloccati
IT1169010B (it) * 1981-01-08 1987-05-20 Hoechst Ag Leganti polimerici, solidi, per vernici termoindurenti in polvere a base di prepolimeri poliuretanici carbossilati con gruppi isocianici bloccati e vernici contenenti detti leganti

Also Published As

Publication number Publication date
JPS5962674A (ja) 1984-04-10
ES525296A0 (es) 1984-11-01
EP0104424B1 (de) 1988-06-15
ATE35142T1 (de) 1988-07-15
EP0104424A2 (de) 1984-04-04
DE3377065D1 (en) 1988-07-21
DE3232463A1 (de) 1984-03-01
EP0104424A3 (en) 1985-09-18

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