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:
Apr. 10, 2018

Filed:

Jul. 14, 2016
Applicant:

Fuji Xerox Co., Ltd., Tokyo, JP;

Inventors:

Suguru Nakaso, Kanagawa, JP;

Wataru Yamada, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K 3/30 (2006.01); C08K 3/08 (2006.01);
U.S. Cl.
CPC ...
C08K 3/30 (2013.01); C08K 3/08 (2013.01); C08K 2003/309 (2013.01);
Abstract

A resin composition includes a cellulose ester resin having a weight average molecular weight of 10,000 to 75,000; sulfuric acid; and at least one metal element selected from the group consisting of Group 1 elements and Group 2 elements, wherein a ratio of the sum of the content [M1] of the Group 1 element and the content [M2] of the Group 2 element to the total amount of all the elements according to fluorescent X-ray spectroscopy is 0.052% by weight, and a molar ratio of the content [M1] of the Group 1 element, the content [M2] of the Group 2 element, and the content [S] of sulfur atoms (S) according to fluorescent X-ray spectroscopy satisfies a relationship of Expression 1:([M1]/2)+[M2]≥1.5×[S].


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