Flame-resistant polycarbonate moulding compounds

Flame-resistant polycarbonate moulding compounds

  • CN 1,408,008 A
  • Filed: 02/21/2001
  • Published: 04/02/2003
  • Est. Priority Date: 03/06/2000
  • Status: Abandoned Application
First Claim
Patent Images

1. composition comprises the phosphonium flame retardant of at least a polycarbonate, at least a impact modifier and at least a general formula (I) Wherein R 1, R 2, R 3And R 4Independent separately is C 1-C 8-alkyl, the optional C that is replaced by alkyl 5-C 6-cycloalkyl, C 6-C 10-aryl or C 7-C 12-aralkyl, N independently is 0 or 1 separately,Q independently is 0,1,2,3 or 4 separately,N is the number of 0.1-30,R 5And R 6Independent separately is C 1-C 4-alkyl and Y represents C 1-C 7-alkylidene, C 1-C 7-alkylidene group, C 5-C 12-ring alkylidene group, C 5-C 12-ring alkylidene ,-O-,-S-,-SO-, SO 2Or-CO-, being characterized as of wherein said moulding compound contain≤

  • fluorine of 0.1% weight %, based on total composition meter.

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