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:
Jan. 12, 2016
Filed:
Oct. 02, 2008
Applicants:
Caideng Yuan, Hong Kong, CN;
Guohua Chen, Hong Kong, HK;
Xixiang Zhang, Hong Kong, HK;
Zongjin LI, Hong Kong, HK;
Zhimeng Liu, Dongguan, CN;
Inventors:
Caideng Yuan, Hong Kong, CN;
Guohua Chen, Hong Kong, HK;
Xixiang Zhang, Hong Kong, HK;
Zongjin Li, Hong Kong, HK;
Zhimeng Liu, Dongguan, CN;
Assignee:
The Hong Kong University of Science and Technologhy, Clear Water Bay, Kowloon, Hong Kong, CN;
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/08 (2006.01); C08G 18/62 (2006.01); C08G 18/12 (2006.01); C08G 18/66 (2006.01); C08G 18/67 (2006.01); C08G 18/75 (2006.01); C08G 18/76 (2006.01); C09D 175/04 (2006.01);
U.S. Cl.
CPC ...
C08G 18/6254 (2013.01); C08G 18/0823 (2013.01); C08G 18/12 (2013.01); C08G 18/6692 (2013.01); C08G 18/675 (2013.01); C08G 18/755 (2013.01); C08G 18/7621 (2013.01); C09D 175/04 (2013.01); C08G 2270/00 (2013.01);
Abstract
A novel method for the preparation of an aqueous polyacrylate modified polyurethane dispersion is disclosed. The preparation method includes three main steps: The aqueous polyacrylate modified polyurethane dispersion has self-crosslinkability when an unsaturated acetoacetoxy compound is used for the preparation of the polyacrylate emulsion.