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. 11, 1998
Filed:
Jul. 08, 1996
Applicant:
Inventor:
Bengt Andersson, Sor.ang.ker, SE;
Assignee:
Glasis Holding AB, Sundsbruk, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B29C / ; B29C / ;
U.S. Cl.
CPC ...
264 454 ; 264 454 ; 264 464 ; 264 465 ; 264257 ; 264258 ; 264273 ; 264321 ;
Abstract
A composite material comprises a web shaped material which is impregnated with a curable resin and which contains thermoplastic particles distributed in the web shaped material. The thermoplastic particles are of an expandable type but occur in the composite material in substantially unexpanded form. The curable resin is in a A- or B-stage. In addition, the invention comprises use of a composite material of this nature for producing laminates by warm pressing and expanding the thermoplastic particles and a method for producing the composite material.