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.
Patent No.:
Date of Patent:
Mar. 25, 2025
Filed:
Jan. 06, 2021
Applicant:
Showa Denko Materials Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
Resonac Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09G 1/02 (2006.01);
U.S. Cl.
CPC ...
C09G 1/02 (2013.01);
Abstract
A polishing liquid containing: abrasive grains; at least one hydroxy acid component selected from the group consisting of a hydroxy acid and a salt thereof; and a compound Z, in which the compound Z has a hydrocarbon group which may be substituted and a polyoxyalkylene group, and a Z value represented by General Formula (1) below is 20 or more:=0.1× (1)[in Formula (1), 'a' represents the number of carbon atoms of the hydrocarbon group, “b” represents the total number of oxyalkylene groups in the compound Z, and “c” represents an HLB value of the compound Z.]