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:
Nov. 16, 1999
Filed:
Jan. 09, 1998
Applicant:
Inventors:
Muriel Cuilleret, Lyons, FR;
Patrick Morel, Ecully, FR;
James L Reilly, Lansdale, PA (US);
Peggy S Schipper, Strafford, PA (US);
Assignees:
Elf Atochem North America Inc., Philadelphia, PA (US);
Elf Atochem S.A., Puteaux, FR;
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C07F / ;
U.S. Cl.
CPC ...
524178 ; 524567 ; 556 90 ; 556 92 ; 556 94 ;
Abstract
The invention relates to a composition containing high molecular weight organotin maleates as obtained by reacting a high molecular alcohol or epoxyalkane with maleic anhydride and by then bringing the mixture thus obtained into contact with a dialkyltin oxide. The invention also relates to the poly(vinyl chloride) (PVC) compositions stabilized using the said composition based on high molecular weight organotin maleates and also to the extruded rigid items formed from the said PVC compositions.