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:
May. 23, 2006
Filed:
Oct. 06, 2003
Applicants:
Shuhei Yamoto, Hirakata, JP;
Eiji Nakajima, Yokohama, JP;
Mitsuo Yamada, Suita, JP;
Inventors:
Assignee:
Nippon Paint Co., Ltd., Osaka-fu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/20 (2006.01); C08L 63/00 (2006.01); C08L 63/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a novel oxazolidone ring-containing epoxy resin suitable for use as a resin for a coated film having a structure of the formula: wherein Rrepresents a residue excluding epoxy groups of diepoxide, X represents a residue excluding isocyanate groups of polyurethane diisocyanate, and n represents an integer of 1 to 5; and wherein X has a structure of the formula: wherein Rrepresents a residue excluding isocyanate groups of diisocyanate, Rrepresents a residue excluding hydroxyl groups of diol, and m represents an integer of 2 to 10.