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:
Dec. 13, 1976
Filed:
Dec. 10, 1974
Applicant:
Inventor:
Pierre Malfroid, Jemeppe-sur-Sambre, BE;
Assignee:
Solvay & Cie, Brussels, BE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260870 ;
Abstract
Phosphorus-containing halogenated unsaturated polyester compositions are prepared by heat treating halogenated unsaturated polyesters derived from at least one epihalohydrin and maleic anhydride. The heat treatment is carried out in the presence of an organic phosphite at a temperature of between 50.degree. and 200.degree. C.