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. 03, 1993
Filed:
Nov. 22, 1991
Applicant:
Inventor:
Neil S Davidson, Stirling, GB;
Assignee:
BP Chemicals Limited, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
524381 ; 524114 ;
Abstract
A polymer composition stabilised against degradation during melt processing which comprises (a) major amount of a linear alternating copolymer of carbon monoxide, ethylene, and a C.sub.3 -C.sub.6 normal olefin (b) a minor effective amount of a first stabiliser comprising an aluminium trialkoxide, an aluminium phenoxide or an aluminium containing hydrolysis product of such compounds and (c) a minor effective amount of a second stabiliser comprising an organic epoxy containing compound. The aluminium trialkoxide is suitably aluminium isopropoxide and the organic epoxy containing compound is, for example, epoxidised soybean oil.