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:
Jun. 11, 1991
Filed:
Aug. 09, 1989
Mo-Fung Cheung, Farmington Hills, MI (US);
Amos Golovoy, Canton, MI (US);
Henk van Oene, Southfield, MI (US);
Ford Motor Company, Dearborn, MI (US);
Abstract
This invention is directed to a stabilizer useful to retard transesterification in moldable polymer blends containing polyester(s) during processing of the blends at elevated temperatures, particularly at high temperatures above about 285.degree. C. More particularly, the stabilizer comprises a phosphate-epoxy adduct. The stabilizer may optionally further comprise a reactive functionality component comprising a compound having a imide or oxazoline functionality and/or a hindered phenol component. The invention is also directed to a composition comprising the stabilizer and a particularly defined polymer blend.