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:
Apr. 21, 1987
Filed:
Feb. 06, 1986
Applicant:
Inventors:
Shoichi Nagai, Nagoya, JP;
Saburo Hiraoka, Nagoya, JP;
Shinji Hama, Nagoya, JP;
Mitsuo Senga, Nagoya, JP;
Assignee:
Mitsubishi Rayon Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
106120 ; 252 62 ; 427403 ;
Abstract
A process for producing steam-cured lightweight calcium silicate articles superior in productivity, homogeneity, and mechanical strength by using a powdery siliceous material, powdery calcareous material, and cellulose pulp as main raw materials, which process comprises mixing short acrylic fibers of 1 to 10 mm in filament length to which an organic silicon compound has adhered, into a slurried mixture of said raw materials.