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:
Apr. 06, 1976
Filed:
Oct. 01, 1973
Applicant:
Inventor:
David Philip Fry, Cardiff, WA;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09J / ;
U.S. Cl.
CPC ...
156324 ; 156549 ; 427180 ; 427390 ; 428228 ; 428246 ;
Abstract
A process for the preparation of unsaturated polyester resin based sheet moulding compounds in which the compound is matured by including a gelling agent for the copolymerisable monomer in the resin matrix and subjecting the sheet moulding compound to a temperature sufficient to cause the gelling agent to gel the copolymerisable monomer without activating the polymerisation initiator.