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.:

US 7977418 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 12, 2011

Filed:

Jul. 21, 2008
Applicants:

Kenji Kimura, Toyonaka, JP;

Ryoji Soma, Nara, JP;

Masatsugu Akiba, Toyonaka, JP;

Toyomochi Tamato, Nishinomiya, JP;

Inventors:

Kenji Kimura, Toyonaka, JP;

Ryoji Soma, Nara, JP;

Masatsugu Akiba, Toyonaka, JP;

Toyomochi Tamato, Nishinomiya, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K 5/00 (2006.01); C07C 69/00 (2006.01); C09K 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a bisphenol monoester-based stabilizer composition that can improve resistance to discoloration at high temperature of a thermoplastic polymer compared with a conventional one using a bisphenol monoester-based stabilizer composition including a bisphenol monoester-based compound mainly, wherein a compound represented by the following formula: is contained in an area percentage by liquid chromatography analysis of 0.1 to 3%, a thermoplastic polymer composition and a method of manufacturing the thermoplastic polymer composition, a thermoplastic polymer molded product, and a method of stabilizing a thermoplastic polymer, as well as a thermoplastic polymer composition in which resistance to discoloration at high temperature is improved by using the stabilizer composition and a method of manufacturing the thermoplastic polymer composition, a thermoplastic polymer molded product, and a method of stabilizing a thermoplastic polymer.


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Kimura, Kenji. (2011). Bisphenol monoester-based stabilizer composition, thermoplastic polymer composition and method of manufacturing the same, thermoplastic polymer molded product, and method of stabilizing thermoplastic polymer (U.S. Patent No. 7977418). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7977418

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