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.

Date of Patent:
Feb. 19, 2002

Filed:

Dec. 16, 1998
Applicant:
Inventors:

Timothy Edward Long, Kingsport, TN (US);

William Ronald Darnell, Weber City, VA (US);

James Rodney Bradley, Kingsport, TN (US);

Kab Sik Seo, Kingsport, TN (US);

Assignee:

Eastman Chemical Company, Kingsport, TN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 1/952 ; C08K 3/34 ; C08G 6/300 ;
U.S. Cl.
CPC ...
C09K 1/952 ; C08K 3/34 ; C08G 6/300 ;
Abstract

Disclosed are novel compositions containing an LCP and one or more aromatic phosphonites. Also disclosed is a novel process for preparing LCPs in the presence of one or more aromatic phosphonites. The process enables the preparation of LCPs in a more controlled manner so that the LCPs have excellent thermal/oxidative stability. The LCPs are useful where the combination of good mechanical properties, excellent thermal resistance properties, and excellent thermal stability are desired, such as in electrical/electronic applications and electrical connectors.


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