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. 09, 2010
Filed:
Jan. 09, 2009
Applicants:
Carl Steven Nichols, Waxhaw, NC (US);
Tony Clifford Moore, Charlotte, NC (US);
Daniel Allen Huenefeld, Atlanta, GA (US);
Inventors:
Carl Steven Nichols, Waxhaw, NC (US);
Tony Clifford Moore, Charlotte, NC (US);
Daniel Allen Huenefeld, Atlanta, GA (US);
Assignee:
Wellman, Inc., Bay St. Louis, MS (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 64/00 (2006.01); C08G 63/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention is a method for making condensation polymers, such as polyethylene terephthalate polyester. The method includes introducing a catalyst system, which includes a coordination catalyst component and an acid component, to a polycondensation reaction.