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. 05, 1989
Filed:
Jun. 10, 1988
Applicant:
Inventors:
Robert S Beyersdorf, Midland, MI (US);
William H Keskey, Midland, MI (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ; D04H / ;
U.S. Cl.
CPC ...
524 14 ; 524401 ; 524445 ; 524492 ; 428288 ; 428290 ; 428454 ;
Abstract
Polymeric latexes with a relatively high T.sub.g such as: styrene, butadiene and acrylic acid; or methyl methacrylate, ethyl acrylate and fumaric acid can be used in whole or in part as a binder to produce strong composite board that will not sag substantially under conditions of high temperature and humidity.