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:
May. 10, 1977
Filed:
Aug. 22, 1975
Applicant:
Inventors:
William C McBee, Boulder City, NV (US);
Thomas A Sullivan, Boulder City, NV (US);
Oliver B Patrick, Henderson, NV (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; C09K / ;
U.S. Cl.
CPC ...
106 / ; 1062 / ; 264322 ; 264330 ; 264331 ;
Abstract
A composite structural material is prepared by admixing (1) sulfur plasticized by reaction with dicyclopentadiene, or dicyclopentadiene and styrene, (2) asbestos fibers wetted with dipentene and (3) silica flour, maintaining the mixture at about 120 to 150.degree. C for about 0.5 to 5 minutes and casting the resulting product under a pressure of about 500 to 1500 psi. Additional strength is obtained by curing at elevated temperature prior to casting.