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:
Sep. 20, 2016
Filed:
Feb. 13, 2012
Applicants:
Philippe Neyraval, Shanghai, CN;
Natalie Soto, Rockville, MD (US);
Daobing Lin, Shanghai, CN;
Mingjuan Wang, Shanghai, CN;
Inventors:
Philippe Neyraval, Shanghai, CN;
Natalie Soto, Rockville, MD (US);
Daobing Lin, Shanghai, CN;
MingJuan Wang, Shanghai, CN;
Assignee:
Rhodia Operations, Aubervilliers, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/90 (2006.01); C08J 11/00 (2006.01); C08G 63/85 (2006.01);
U.S. Cl.
CPC ...
C08J 11/00 (2013.01); C08G 63/85 (2013.01); C08G 63/90 (2013.01); C08J 2367/02 (2013.01);
Abstract
The present invention provides a method for reducing level of titanium in an aqueous solution of polyester in a safe and effective way, while avoiding hydrolysis of the polyester.