Patent number: 9150710
Abstract: The invention relates to a flameproof agent stabilizer combination containing, as component A 40-99 wt. % of a phosphinic acid salt of formula (I) and/or a diphosphinic acid salt of formula (II) and/or polymers thereof, wherein R1, R2 are the same or different and represent C1-C18-alkyl linear, branched or cyclic, C6-C18-aryl, C7-C18-arylalkyl and/or C7-C18-alkylaryl; R3 represents C1-C10-alkylene, linear or branched, C6-C10-arylene, C7-C18-alkylarylene or C7-C18-arylalkylene; M represents Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protoned nitrogen base; m represents 1-4; n represents 1-4; x represents 1-4, as component B 1-60 wt. % of a phosphinic acid salt of general formula (III) wherein R4 represents C1-C18-alkyl linear, branched or cyclic, C6-C18-aryl, C7-C18-arylalkyl or C7-C18-alkylaryl and M represents Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base, as component C 0-50 wt.
Type:
Grant
Filed:
April 20, 2011
Date of Patent:
October 6, 2015
Assignee:
Clariant Finance (BVI) Limited
Inventors:
Sebastian Hoerold, Harald Bauer