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. 04, 2018

Filed:

Sep. 23, 2015
Applicant:

Jsr Corporation, Tokyo, JP;

Inventors:

Shin-ya Nakafuji, Tokyo, JP;

Fumihiro Toyokawa, Tokyo, JP;

Gouji Wakamatsu, Tokyo, JP;

Yoshio Takimoto, Tokyo, JP;

Katsuhisa Mizoguchi, Tokyo, JP;

Takashi Okada, Tokyo, JP;

Takaaki Uno, Tokyo, JP;

Takeshi Endo, Iizuka-shi, JP;

Masaki Moritsugu, Tokyo, JP;

Assignee:

JSR CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F 7/11 (2006.01); C07D 493/10 (2006.01); C08G 65/40 (2006.01); C07C 255/54 (2006.01); C08G 65/38 (2006.01); C09D 171/00 (2006.01); G03F 7/16 (2006.01); G03F 7/36 (2006.01); H01L 21/02 (2006.01); C09D 171/10 (2006.01); G03F 7/09 (2006.01);
U.S. Cl.
CPC ...
G03F 7/11 (2013.01); C07C 255/54 (2013.01); C07D 493/10 (2013.01); C08G 65/38 (2013.01); C08G 65/40 (2013.01); C09D 171/00 (2013.01); C09D 171/10 (2013.01); G03F 7/094 (2013.01); G03F 7/16 (2013.01); G03F 7/36 (2013.01); H01L 21/02118 (2013.01);
Abstract

A composition includes a compound including a partial structure represented by formula (1), and solvent. In the formula (1), Xand Xeach independently represent a substituted or unsubstituted ring structure having 4 to 10 ring atoms constituted taken together with the spiro carbon atom and the carbon atoms of the aromatic ring adjacent to Xor X; n1 and n2 are each independently an integer of 0 to 2; and the sum of k1 and k2 are each independently an integer of 1 to 8, wherein the sum of k1 and k2 is no less than 2 and no greater than 16. The compound is preferably represented by formula (2). The sum of k1 and k2 in the formula (1) is preferably no less than 3.


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