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:
Apr. 24, 2007
Filed:
Nov. 17, 2003
Applicants:
Masafumi Kawase, Koshigaya, JP;
Takashi Horiguchi, Sugito-machi, JP;
Shigehiro Kawahito, Soka, JP;
Inventors:
Assignee:
Kusumoto Chemicals, Ltd., Chiyoda-Ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 30/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a flow-and-leveling agent for waterborne coatings which provides the coated surface with a flow-and-leveling property by blending into waterborne coatings taking a serious view of finishing and which improves coating defects such as ruptures and craters to contribute to a rise in the appearance of the coating film. The above flow-and-leveling agent is an acryl base copolymer containing a trimethylsilyl group in a proportion of 2 to 64% by weight and has a number average molecular weight of 500 to 30000.