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Flame retardant mixture of polybrominated diphenyl oxide and organic diphosphate

  • US 5,547,614 A
  • Filed: 10/18/1994
  • Issued: 08/20/1996
  • Est. Priority Date: 11/14/1989
  • Status: Expired due to Fees
First Claim
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1. A flame retardant mixture for polymers which consists essentially of:

  • (a) a polybrominated diphenyl oxide;

    (b) an organic diphosphate of the formula;

    ##STR4## where Ar is substituted or unsubstituted aryl and R is alkylene; and

    (c) up to 20% by weight of triaryl phosphate.

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