The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 07, 1980
Filed:
Nov. 20, 1978
Kansai Paint Co., Ltd., Hyogo, JP;
Abstract
In a method for applying a metallic finish coat to a substrate which comprises applying a base coat composed of a metallic paint containing a thermosetting resin as a film-forming ingredient to a substrate, applying a top coat composed of a clear paint containing a thermosetting resin as a film-forming ingredient to the surface of the base coat, and heating both the base coat and top coat to cure them, the improvement wherein the film-forming ingredient of the clear paint in the top coat comprises (A) an acrylic resin having a number average molecular weight of 5,000 to 15,000 and a glass transition temperature of from 5.degree. to 35.degree. C. obtained by copolymerizing (a) 42 to 90 parts by weight of at least one methacrylate selected from alkyl methacrylates with the alkyl moiety having 4 to 18 carbon atoms and (b) 10 to 58 parts by weight of a monomer having an ethylenically unsaturated bond and a hydroxyl group in the molecule, the total amount of components (a) and (b) being 100 parts by weight, and (B) an aminoaldehyde resin, the weight ratio of the acrylic resin (A) to the aminoaldehyde resin (B) being from 80:20 to 65:35.