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. 16, 2013
Filed:
Mar. 11, 2010
Applicants:
Yvon Durant, Lee, NH (US);
John Shaw, Hampton Falls, NH (US);
Inventors:
Yvon Durant, Lee, NH (US);
John Shaw, Hampton Falls, NH (US);
Assignee:
Itaconix Corporation, Stratham, NH (US);
Primary Examiner:
Int. Cl.
CPC ...
C08F 22/02 (2006.01); C08F 118/02 (2006.01); C08L 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to methods and polymers based upon vinyl type monomers that contain pendant carboxylic acid groups and ester group functionality. The polymerization methods include regulation of heat flow such that parameters of monomer conversion, acid functionality, molecular weight, tacticity and/or copolymer composition may be adjusted to selected levels for a selected application.