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:
Dec. 11, 1984
Filed:
Jun. 24, 1983
Masaharu Sakuta, Tokyo, JP;
Soichi Kiya, Hachioji, JP;
Iwao Uchizaki, Tokyo, JP;
Yasuhiko Yoshioka, Mitaka, JP;
Koichi Ito, Tokyo, JP;
Toshio Saito, Kashiwa, JP;
Tadahiro Kaya, Kanagawa, JP;
Tsunetoshi Shioya, Fujisawa, JP;
Yoshifumi Shimoyama, Fujisawa, JP;
Takenaka Komuten Co., Ltd., Osaka, JP;
Takenaka Doboku Co., Ltd., Tokyo, JP;
Sankyo Chemical Industries Ltd., Tokyo, JP;
Abstract
A concrete composition is provided which has the property of being inseparable in water and no effect in delaying setting time or reducing strength. A polyacrylamide partial hydrolysate having a molecular weight of one million or higher and a hydrolysis degree of from 0.5 to 20% moles is present in an amount of 0.5 to 4% by weight based on the cement constituent proportion.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile