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:
Dec. 09, 2003
Filed:
Dec. 14, 2000
Applicant:
Inventors:
Freddie Lee Massey, Uniontown, OH (US);
George Aaron Deisz, Akron, OH (US);
Kevin Rollick, Munroe Falls, OH (US);
William C. Tung, Tallmadge, OH (US);
Assignee:
M & G USA Corporation, Apple Grove, WV (US);
Primary Examiner:
Int. Cl.
CPC ...
C08J 3/00 ; C08K 5/49 ; C08K 3/10 ; C08L 6/700 ;
U.S. Cl.
CPC ...
C08J 3/00 ; C08K 5/49 ; C08K 3/10 ; C08L 6/700 ;
Abstract
A thermoplastic composition, such as PET, contains an inert iron compound such as FeP, FeSi, or combinations thereof, having no chemical activity in the PET, with or without certain quantities of elemental metals, such as antimony, and a reducing agent or other stabilizer such as phosphite or phosphoric acid. A method for forming this composition is also disclosed. The composition may also optionally contain a color stabilizer, a DEG inhibitor and stress crack inhibiting agents.