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. 04, 1988
Filed:
Apr. 09, 1987
Applicant:
Inventors:
Assignee:
Mitsubishi Chemical Industries Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B28B / ;
U.S. Cl.
CPC ...
264 82 ; 106119 ; 106120 ; 264 86 ;
Abstract
A process for preparing a water repellent calcium silicate shaped product, which comprises dispersing a siliceous source and a calcareous source in water, mixing a water repellent composition thereto, reacting the mixture under heating to obtain an aqueous slurry containing a calcium silicate hydrate, pressfilter-molding the aqueous slurry, followed by drying or drying after steam-curing.