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:
Jan. 19, 1982
Filed:
Jul. 24, 1980
Applicant:
Inventors:
Michel Ochsenbein, Creil, FR;
Jean-Paul Ollivier, Paris, FR;
Assignee:
Produits Chimiques Ugine Kuhlmann, Courbevoie, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
525438 ; 525437 ; 525448 ; 528297 ; 528301 ; 528303 ;
Abstract
This invention relates to an unsaturated polyester resin containing from about 1.5 .times.10.sup.-3 to 1.5.times.10.sup.-2 ether group per gram of resin and having a viscosity of from about 6 to 20 poise measured at 20.degree. C. on a 60% by weight solution thereof in styrene, comprising the condensation reaction product of at least one dibasic acid or corresponding anhydride, at least one of which is a polyol and at least one of which is a saturated linear ether alcohol containing at least one ether group; preimpregnated materials comprising said resin; and to the methods of making such resin.