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:
Sep. 02, 1980
Filed:
Jan. 05, 1979
Applicant:
Inventors:
Assignee:
Mitsubishi Paper Mills, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21H / ; B05D / ; D04H / ;
U.S. Cl.
CPC ...
162127 ; 162129 ; 162135 ; 162136 ; 162145 ; 162146 ; 1621 / ; 162169 ; 162183 ; 4273898 ; 428282 ; 428286 ; 428288 ; 428289 ; 428426 ; 428442 ;
Abstract
A non-woven glass fiber-containing sheet composed of a top layer of a mixture of glass fiber with other fiber and a back layer of a mixture of fiber other than glass fiber with polyvinyl chloride fiber or polyvinyl chloride latex flocculate is a suitable substrate for processing it into flooring, walling, roofing, etc. by impregnating it with a polyvinyl chloride sol to strengthen the sheet without exudation of the sol onto the back layer surface.