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:
Aug. 05, 2003
Filed:
Apr. 23, 2002
Applicant:
Inventors:
Jin-Chih Chiang, Lansdale, PA (US);
Yen-Yau H. Chao, Harleysville, PA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/00 ; C08J 9/02 ;
U.S. Cl.
CPC ...
C08J 9/00 ; C08J 9/02 ;
Abstract
A foamed gypsum composition is provided. The composition may be used in making a crosslinked, foamed gypsum product. The composition is comprised of gypsum, foaming agents, epoxy resin, and a hardener. Optional ingredients would include one or more additives selected from the group consisting of inert fillers, aggregates, clay, sand, fibers, pigments, dyes, polymeric cement binder, plasticizers, superplasticizers, mineral wool, scrim, and freeze-prevent additives. Objects made from the composition include boards, interior walls, ceiling tiles, acoustical tiles, acoustical panels, roof decking, and flooring.