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:
Oct. 13, 2009
Filed:
Feb. 24, 2004
Kazumasa Inoue, Chiba, JP;
Toshio Yonezawa, Chiba, JP;
Kenrou Mitsui, Chiba, JP;
Masarou Kojima, Chiba, JP;
Mitsuo Kinoshita, Aichi, JP;
Junji Inagaki, Aichi, JP;
Shinji Tamaki, Aichi, JP;
Toyoji Miura, Aichi, JP;
Kazumasa Inoue, Chiba, JP;
Toshio Yonezawa, Chiba, JP;
Kenrou Mitsui, Chiba, JP;
Masarou Kojima, Chiba, JP;
Mitsuo Kinoshita, Aichi, JP;
Junji Inagaki, Aichi, JP;
Shinji Tamaki, Aichi, JP;
Toyoji Miura, Aichi, JP;
Takemoto Yushi Kabushiki Kaisha, Aichi, JP;
Abstract
A multi-functional admixture for concrete, having improved fluidity for providing hardened materials with improved early strength, smaller shrinkage rate, improved resistance against freezing and thawing action and slower carbonation speed, contains a specified kind of graft copolymer and/or its salt, a specified kind of (poly)alkyleneglycol monoalkyl ether and a specified kind of organic phosphate at specified ratios.