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:
Aug. 24, 2021
Filed:
Aug. 28, 2019
Applicant:
Kuraray Co., Ltd., Kurashiki, JP;
Inventors:
Ghebrehiwet Ghebremeskel, Houston, TX (US);
Masaki Kato, Houston, TX (US);
Keisuke Morikawa, Houston, TX (US);
Erik Bateham, Houston, TX (US);
Assignee:
KURARAY CO., LTD., Kurashiki, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/516 (2006.01); C08K 3/013 (2018.01); C08F 16/06 (2006.01); C08J 3/12 (2006.01); C08K 3/16 (2006.01); C08L 3/02 (2006.01); C08L 29/04 (2006.01); C08L 31/04 (2006.01); E21B 33/138 (2006.01); C08F 28/00 (2006.01); C08L 1/06 (2006.01); C09K 8/487 (2006.01); C08K 3/26 (2006.01); C08K 3/22 (2006.01); C09K 8/42 (2006.01); C09K 8/44 (2006.01);
U.S. Cl.
CPC ...
C09K 8/516 (2013.01); C08F 16/06 (2013.01); C08J 3/12 (2013.01); C08K 3/013 (2018.01); C08K 3/16 (2013.01); C08K 3/22 (2013.01); C08K 3/26 (2013.01); C08L 3/02 (2013.01); C08L 29/04 (2013.01); C08L 31/04 (2013.01); C09K 8/426 (2013.01); C09K 8/44 (2013.01); C09K 8/487 (2013.01); E21B 33/138 (2013.01); C08F 2810/00 (2013.01); C08K 2003/162 (2013.01); C08K 2003/2296 (2013.01); C08K 2003/265 (2013.01); C08K 2201/005 (2013.01); C08L 2201/06 (2013.01); C08L 2205/06 (2013.01);
Abstract
Provided are low dust-content particulate polyvinyl alcohol-based compositions suitable for a variety of end uses including for use in subterranean treatments and for manufacturing chemical materials, which are prepared by compacting a specified polyvinyl alcohol polymer resins, optionally with specified additives and/or other polyvinyl alcohols.