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. 11, 1986
Filed:
Nov. 06, 1985
Tadashi Gomi, Fussa, JP;
Kenji Sakata, Fujisawa, JP;
Ichiro Aoyama, Yokohama, JP;
Nobuo Sono, Tokyo, JP;
Yuho Chemicals Inc., Tokyo, JP;
Mitsui Toatsu Chemical Inc., Tokyo, JP;
Abstract
Removable water-borne urethane resin coating composition comprising polyurethane resin containing carboxyl groups and/or carboxylate groups and polyvalent metal complex as a cross-linking agent and method for removing the coating formed by using the removable water-borne urethane resin coating composition which comprises treating said coating with a ligand containing alkaline solution and removing the coating. The coating formed by using the composition is superior in water resistance, recoatability, detergent resistance, black heel mark resistance, abrasion resistance and service life.