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:
Oct. 28, 1980
Filed:
Sep. 13, 1978
Applicant:
Inventors:
Gilbert Gaussens, Meudon, FR;
Francis Lemaire, Chatillon, FR;
Bach Van Nguyen, Bures-sur-Yvette, FR;
Assignee:
Commissariat a l'Energie Atomique, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428288 ; 20415916 ; 20415915 ; 20415922 ; 20415923 ; 427 541 ; 427177 ; 427386 ; 428371 ; 428394 ; 428395 ; 428396 ; 428413 ; 4284769 ; 428500 ; 428522 ; 428367 ; 4273899 ;
Abstract
The fibers constituting the composite material are impregnated with a composition containing at least one unsaturated epoxy resin mixed with at least two ethylenic monounsaturation monomers, at least one ethylenic polyunsaturation monomer, a photoinitiator and an organic peroxide. The composition is prepolymerized by means of ultraviolet rays in a first step and then cross-linked either by ultraviolet rays or a temperature rise in a second step.