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:
May. 29, 2012
Filed:
Oct. 11, 2007
Somasundaram Elango, Karnataka, IN;
Rama Konduri, Evansville, IN (US);
Subodh Kumar Pal, Karnataka, IN;
Reema Sinha, Karnataka, IN;
Veeraraghavan Srinivasan, Karnataka, IN;
Chris Van Der Weele, Sommelskijk, NL;
Gerrit DE Wit, Ossendrecht, NL;
Somasundaram Elango, Karnataka, IN;
Rama Konduri, Evansville, IN (US);
Subodh Kumar Pal, Karnataka, IN;
Reema Sinha, Karnataka, IN;
Veeraraghavan Srinivasan, Karnataka, IN;
Chris van der Weele, Sommelskijk, NL;
Gerrit de Wit, Ossendrecht, NL;
Abstract
A composition is described, comprising: (a) from 20 to 80 wt % of a polyester; (b) from 5 to 35 wt % of a flame retardant phosphinate of the formula (I)[(R)(R)(PO)—O]M  (I),a flame retardant diphosphinate of the formula (II)[(O—POR)(R)(POR—O)]M  (II),and/or a flame retardant polymer derived from the flame retardant phosphinate of the formula (I) or the flame retardant diphosphinate of the formula (II), wherein Rand Rare identical or different and are H, C-C-alkyl, linear or branched, or C-C-aryl; Ris C-C-alkylene, linear or branched, C-C-arylene, -alkylarylene or -arylalkylene; M is an alkaline earth metal, alkali metal, Al, Ti, Zn, Fe, or boron; m is 1, 2, 3 or 4; n is 1, 2, or 3; and x is 1 or 2; (c) from 1 to 25 wt % of a melamine polyphosphate, melamine cyanurate, melamine pyrophosphate, and/or melamine phosphate; (d) from more than 0 to 25 wt % of a polyetherimide; and (e) optionally, an additive.