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:
Jul. 18, 1995
Filed:
Oct. 28, 1993
Applicant:
Inventors:
William R Kolker, West Vancouver, CA;
Lars Bach, Edmonton, CA;
Assignee:
Pyrotite Corporation, Seattle, WA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; C08K / ;
U.S. Cl.
CPC ...
524 35 ; 524 13 ; 524436 ; 252607 ; 428245 ; 428393 ; 4285371 ; 428921 ;
Abstract
Compositions comprising a finely divided cellulosic material and an amount of a latex containing magnesium oxychloride and/or magnesium oxysulphate effective to impart water and fire resistance to the cellulosic material are disclosed. Methods to make a water and fire resistant product are also disclosed.