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:
May. 06, 2008
Filed:
May. 07, 2004
Tomotaka Nishikawa, Osaka, JP;
Tomiyasu Ueta, Osaka, JP;
Hiromichi Tanaka, Kanagawa, JP;
Minoru Miyagawa, Kanagawa, JP;
Shogo Iwai, Kanagawa, JP;
Tomotaka Nishikawa, Osaka, JP;
Tomiyasu Ueta, Osaka, JP;
Hiromichi Tanaka, Kanagawa, JP;
Minoru Miyagawa, Kanagawa, JP;
Shogo Iwai, Kanagawa, JP;
Nippon Shokubai Co., Ltd., Osaka, JP;
Abstract
The cement admixture and the cement admixture composite of the present invention can improve the water-reducing ability of cement compositions and the like and enhance the strength and durability of hardening products produced therefrom and further can adjust the viscosity of such compositions so as to facilitate the works at the sites of handling the same. The above-mentioned cement admixture is a cement admixture comprising a polycarboxylic acid polymer containing a specific site, and the above-mentioned cement admixture composite comprises two or more species of cement admixtures, wherein at least one of them is said cement admixture.