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:
May. 16, 2000
Filed:
Apr. 23, 1998
Applicant:
Inventors:
Larry F Charbonneau, Mendham, NJ (US);
Robert E Johnson, Hoboken, NJ (US);
Helmut B Witteler, Beindersheim, DE;
Garo Khanarian, Berkeley Heights, NJ (US);
Assignee:
HNA Holdings, Inc., Warren, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
B29D / ; C08G / ; G03C / ;
U.S. Cl.
CPC ...
428 3692 ; 528176 ; 528180 ; 528272 ; 528275 ; 528298 ; 528300 ; 528302 ; 528307 ; 528308 ; 5283086 ; 524 81 ; 524779 ; 428364 ; 428 357 ; 430321 ;
Abstract
A polyester polymer and method for making the polyester, wherein the polyester is prepared by (1) combining in a reactor a monomer containing a diacid moiety; a monomer comprising a diol moiety; and a monomer containing an isosorbide moiety; with a condensation catalyst suitable for condensing aromatic diacids and diols; and (2) heating the monomers and catalyst to polymerize the monomers to yield a polyester having an inherent viscosity of at least about 0.15 dL/g.