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.:

US 8877838 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 04, 2014

Filed:

Nov. 16, 2009
Applicants:

Sabine Fuchs, Mannheim, DE;

Thomas Weiβ, Ilvesheim, DE;

Inventors:

Sabine Fuchs, Mannheim, DE;

Thomas Weiβ, Ilvesheim, DE;

Assignee:

BASF SE, Ludwigshafen, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L 63/04 (2006.01); C08G 59/08 (2006.01); C08G 59/44 (2006.01); C07D 251/54 (2006.01); C07F 9/6571 (2006.01); C09K 21/12 (2006.01); C08K 5/3492 (2006.01); C08K 5/5313 (2006.01); C07F 9/48 (2006.01); C08K 5/52 (2006.01);
U.S. Cl.
CPC ...
C09K 21/12 (2013.01); C08K 5/5313 (2013.01); C07F 9/657172 (2013.01); C07F 9/65719 (2013.01); C07F 9/4841 (2013.01); C08K 5/5205 (2013.01); C07D 251/54 (2013.01);
Abstract

The present invention relates to flame retardant polymer compositions which comprise melamine phenylphosphinates and mixtures with dihydro-oxa-phosphaphenanthrene derivatives. The compositions are especially useful for the manufacture of flame retardant compounds based on polyfunctional epoxides or polycondensates like polyesters, polyamides and polycarbonates.


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