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:
Oct. 05, 1999
Filed:
Jun. 24, 1998
Applicant:
Inventor:
Cheuk Chung Yau, Kingsport, TN (US);
Assignee:
Eastman Chemical Company, Kingsport, TN (US);
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528285 ; 528286 ; 528298 ; 528302 ; 528308 ; 5283086 ; 524706 ; 524710 ;
Abstract
Disclosed herein is an esterification process characterized by the high dilution in situ addition of antimony catalyst compound and phosphorus stabilizer compound to the esterification reaction mixture. A high dilution polymerization process for producing antimony phosphate derivative-containing polymer is also disclosed. Further disclosed are high clarity polyesters containing sub visual antimony phosphate derivative particles.