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:
Sep. 06, 2022

Filed:

Dec. 02, 2019
Applicant:

Tanaka Kikinzoku Kogyo K.k., Tokyo, JP;

Inventors:

Ryosuke Harada, Tsukuba, JP;

Teruhisa Iwai, Tsukuba, JP;

Toshiyuki Shigetomi, Tsukuba, JP;

Shigeyuki Ootake, Tsukuba, JP;

Seung-Joon Lee, Tsukuba, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 16/18 (2006.01);
U.S. Cl.
CPC ...
C23C 16/18 (2013.01);
Abstract

The present invention relates to a raw material for chemical deposition for producing a ruthenium thin film or a ruthenium compound thin film by a chemical deposition method, containing a ruthenium complex represented by the following Chemical Formula 1. In Chemical Formula 1, ligands Land Lcoordinated to ruthenium are represented by the following Chemical Formula 2. The raw material for chemical deposition according to the present invention can be formed into a high quality thin film even if a reaction gas containing an oxygen atom is not used.


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