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. 10, 2015
Filed:
Mar. 17, 2011
Applicants:
Masato Doura, Osaka, JP;
Nobuyoshi Ishizaka, Osaka, JP;
Inventors:
Masato Doura, Osaka, JP;
Nobuyoshi Ishizaka, Osaka, JP;
Assignee:
Toyo Tire & Rubber Co., Ltd., Osaka-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/28 (2006.01); C08G 18/79 (2006.01); C08G 18/42 (2006.01); C08G 18/48 (2006.01); C08G 101/00 (2006.01);
U.S. Cl.
CPC ...
C08G 18/797 (2013.01); C08G 18/2835 (2013.01); C08G 18/4277 (2013.01); C08G 18/4854 (2013.01); C08G 2101/0025 (2013.01);
Abstract
A polishing pad having a polishing layer comprising a thermoset polyurethane foam, wherein the thermoset polyurethane foam contains, as raw material components, an isocyanate component, and active-hydrogen-containing compounds, and the active-hydrogen-containing compounds comprise one or more polyol compounds (each) having two or more functional groups, and a monool compound having one functional group.