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. 05, 1984
Filed:
Feb. 28, 1983
Applicant:
Inventors:
Yoshibumi Noshi, Sakura, JP;
Hiroyuki Naito, Tokyo, JP;
Kiyoshi Takai, Tsuruoka, JP;
Masaaki Sugawara, Tsuruoka, JP;
Assignee:
Mizusawa Industrial Chemicals Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
106 74 ; 106 84 ;
Abstract
Disclosed is a hydraulic cement composition comprising (A) a water-soluble alkali metal borosilicate or a combination of a water-soluble alkali metal silicate and an alkali metal borate soluble in an alkaline aqueous solution, (B) silicon polyphosphate, (C) an alkali metal silicofluoride and (D) substantially amorphous barium silicate in which the BaO/SiO.sub.2 molar ratio is in the range of from 1/2.5 to 1/6.