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:
Nov. 23, 1993
Filed:
Jul. 03, 1991
Toru Miyahara, Hirakata, JP;
Chuo Rika Kogyo Corporation, Hirakata, JP;
Abstract
An aqueous crosslinkable resin composition suitable as surface coating material, under coating material, impregnation treating material or binder and having excellent properties such as solvent resistance, water resistance, thermal discoloration resistance, long pot life and no generation of formaldehyde, which comprises (A) an acrylic copolymer of a carboxyl group-containing monomer, an alkyl acrylate or methacrylate, and optionally a monomer having a basic nitrogen atom and/or other copolymerizable vinyl monomers, wherein at least 0.5 % by mole of carboxyl groups is neutralized with an imidazole compound, and (B) an epoxy resin, the equivalent ratio of the carboxyl group of (A) to the epoxy group of (B) being from 1/3 to 3/1.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile