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. 30, 2015
Filed:
Apr. 20, 2011
Sebastian Hoerold, Diedorf, DE;
Harald Bauer, Kerpen, DE;
Michael Hill, Hamburg, DE;
Clariant Finance (BVI) Limited, Tortola, VG;
Abstract
The invention relates to a novel flameproof agent stabiliser combination for thermoplastic and duroplastic polymers, containing, as component A 25-97.7 wt % of a dialkylphosphinic acid salt of formula (I) and/or a diphosphinic acid salt of formula (II) and/or polymers thereof, wherein R, Rare the same or different and represent C-C-alkyl, linear or branched and/or aryl; Rrepresents C-C-alkylene, linear or branched, C-C-arylene, C-C-alkylarylene or C-C-arylalkylene; 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; m represents 1-4; n represents 1-4; x represents 1-4, as component B 2-45 wt. % of a monoalkylphosphinic acid salt of general formula (Ill), wherein Rrepresents C-C-alkyl, linear or branched; 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; representing, as component C 0.3-30 wt. % of a synergist containing nitrogen or a phosphorous/nitrogen flameproof agent and as component D 0-10 wt. % of a zinc salt or a basic or amphoteric oxide, hydroxide, carbonate, silicate, borate, stannate, mixed oxide-hydroxides, oxide-hydroxide-carbonate, hydroxide-silicates or hydroxide-borates or mixtures of said substances, as components E 0-3 wt. % phosphonite or a phosphonite/phosphite mixture and as component F 0-3 wt.% of an ester or salt of long-chained carboxylic acids, the total of the components always amounting to 100 wt. %.