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:
Jun. 18, 2019
Filed:
Mar. 17, 2016
Applicant:
Kao Corporation, Tokyo, JP;
Inventors:
Kazuya Saida, Wakayama, JP;
Koji Koyanagi, Wakayama, JP;
Masaaki Shimoda, Wakayama, JP;
Shunya Tanaka, Wakayama, JP;
Assignee:
KAO CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 24/32 (2006.01); C04B 24/08 (2006.01); C04B 28/02 (2006.01); C08L 71/02 (2006.01); C04B 14/06 (2006.01); C04B 24/22 (2006.01); C04B 28/04 (2006.01); C04B 40/00 (2006.01); C08G 16/02 (2006.01); C08L 61/00 (2006.01); C04B 103/40 (2006.01); C04B 103/50 (2006.01);
U.S. Cl.
CPC ...
C04B 24/32 (2013.01); C04B 14/06 (2013.01); C04B 24/08 (2013.01); C04B 24/226 (2013.01); C04B 28/02 (2013.01); C04B 28/04 (2013.01); C04B 40/0039 (2013.01); C08G 16/0237 (2013.01); C08L 61/00 (2013.01); C08L 71/02 (2013.01); C04B 2103/408 (2013.01); C04B 2103/50 (2013.01);
Abstract
The present invention is a dispersant composition for a hydraulic composition, which includes (A) a cement dispersant composed of a polymer having a naphthalene ring-containing monomer unit, and (B) one or more specific alkylene oxide-added compounds represented by the general formula (B1), wherein a molar ratio of a total amount of (B) to the naphthalene ring-containing monomer unit in (A) is 3% or more and 16% or less.