COATED COMPOSITE RESIN MOLDING

PURPOSE:To obtain a composite resin molding covered with a coating having sufficient adhesion to the molding and sufficient chipping resistance even when the molding has not undergone cleaning with 1,1,1-trichloroethane as a pretreatment. CONSTITUTION:The coated molding comprises an integrally molde...

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Bibliographic Details
Main Authors TAKADA RYOICHI, WATARAI HIROSHI, MIYAJIMA YASUHIRO
Format Patent
LanguageEnglish
Published 16.01.1996
Edition6
Subjects
AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G
CHEMISTRY
COMPOSITIONS BASED THEREON
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
GENERAL PROCESSES OF COMPOUNDING
LAYERED PRODUCTS
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
PERFORMING OPERATIONS
THEIR PREPARATION OR CHEMICAL WORKING-UP
TRANSPORTING
WORKING-UP
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Summary:PURPOSE:To obtain a composite resin molding covered with a coating having sufficient adhesion to the molding and sufficient chipping resistance even when the molding has not undergone cleaning with 1,1,1-trichloroethane as a pretreatment. CONSTITUTION:The coated molding comprises an integrally molded composite resin comprising a rigid PP part and a soft SEBS part and, formed on the molded resin, a coating comprising an undercoat film and a topcoat film formed thereon, the undercoat film comprising as a major component a noncrystalline ethylene/propylene copolymer containing polar groups incorporated therein and having a weight-average mol.wt. of 90,000-140,000.
Bibliography:Application Number: JP19940149938