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:
Dec. 17, 2019

Filed:

Feb. 20, 2018
Applicant:

Kyocera Document Solutions Inc., Osaka, JP;

Inventor:

Jun Azuma, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 81/00 (2006.01); G03C 1/795 (2006.01); C08L 67/02 (2006.01); G03C 1/06 (2006.01); C08G 65/38 (2006.01); C07C 211/01 (2006.01); C08G 63/40 (2006.01); G03G 5/05 (2006.01); G03G 5/06 (2006.01); C08G 63/189 (2006.01); C08G 63/195 (2006.01); C08L 101/00 (2006.01); C07C 211/54 (2006.01);
U.S. Cl.
CPC ...
G03C 1/7954 (2013.01); C07C 211/01 (2013.01); C08G 63/189 (2013.01); C08G 63/195 (2013.01); C08G 63/40 (2013.01); C08G 65/38 (2013.01); C08G 81/00 (2013.01); C08L 67/025 (2013.01); C08L 101/00 (2013.01); G03C 1/06 (2013.01); G03G 5/056 (2013.01); G03G 5/0614 (2013.01); G03G 5/0672 (2013.01); C07C 211/54 (2013.01);
Abstract

A polyarylate resin is represented by general formula (1) shown below. In general formula (1), Rrepresents a hydrogen atom or methyl group. Rand Reach represent a hydrogen atom or an alkyl group having a carbon number of at least 1 and no greater than 4. Rand Rare not the same as one another. When Rrepresents a hydrogen atom, Rand Rare not bonded to one another. When Rrepresents a methyl group, Rand Rare optionally bonded to one another to form a ring. r and s each represent a number greater than or equal to 0 and less than or equal to 49. t and u each represent a number greater than or equal to 1 and less than or equal to 50. r+s+t+u=100. r+t=s+u.


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