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:
Aug. 18, 2020

Filed:

Aug. 06, 2018
Applicant:

Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;

Inventors:

Tatsuya Aotake, Tokyo, JP;

Shoji Shinamura, Tokyo, JP;

Kentaro Maeda, Tokyo, JP;

Yuta Hashimoto, Tokyo, JP;

Yuichi Sadamitsu, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/42 (2006.01); C07F 5/02 (2006.01); H01L 51/50 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0068 (2013.01); C07F 5/022 (2013.01); H01L 51/0072 (2013.01); H01L 51/42 (2013.01);
Abstract

A compound is represented by the formula, Rto Rare each a hydrogen atom, aliphatic hydrocarbon group, aromatic group, heterocyclic group, a halogen atom, or the like. One of Xto Xis a sulfur atom, and the remaining two are carbon atoms having one R. One of Xto Xis a sulfur atom, and the other two are carbon atoms having one R. Ris a hydrogen atom, aliphatic hydrocarbon group, aromatic group, heterocyclic group, a halogen atom, or the like. When Xand Xare each RC, Xand Xare each RC, Xand Xare each RC, or Xand Xare each RC, the adjacent Rs may be bounded to each other to form a cyclic structure.


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