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:
Jul. 21, 2020
Filed:
Nov. 09, 2018
Applicant:
Fujimi Incorporated, Kiyosu-shi, Aichi, JP;
Inventors:
Assignee:
FUJIMI INCORPORATED, Kiyosu-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09G 1/02 (2006.01); H01L 21/306 (2006.01); C08F 216/06 (2006.01); H01L 21/02 (2006.01); C08L 29/04 (2006.01);
U.S. Cl.
CPC ...
C09G 1/02 (2013.01); C08F 216/06 (2013.01); H01L 21/02024 (2013.01); H01L 21/30625 (2013.01); C08F 2800/10 (2013.01); C08L 29/04 (2013.01);
Abstract
Provided are polishing compositions comprising a water-soluble polymer and water. The water-soluble polymer of an embodiment has a repeat unit that does not have any hydroxyl groups, and the water-soluble polymer has a hydroxyl group content in a range of 4 mmol/g or higher and 21 mmol/g or lower. The water-soluble polymer of another embodiment has a repeat unit A that has a hydroxyl group and a repeat unit B, and the number of moles of the repeat unit B in the total number of moles of all the repeat units of the water-soluble polymer is 5% or greater.