Flame-retardant thermoplastic molding compositions comprising al

Details Flame-retardant thermoplastic molding compositions comprising al Flame-retardant thermoplastic molding compositions comprising al

1998-10-30

2000-05-16

Wu, David W.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524539, C08J 310

Patent

active

060638508

ABSTRACT:
The present invention relates to a flame-retardant thermoplastic molding composition obtained by treating a mixture containing from 60 to 90% by weight of a thermoplastic polyester and from 10 to 40% by weight of aluminum hydroxide at from 230 to 330.degree. C. under subatmospheric pressure, where from 0.9 to 1.2 mol of water is removed per mole of aluminum hydroxide used.

REFERENCES:
patent: 3864433 (1975-02-01), Tatsukami et al.
patent: 4373067 (1983-02-01), Dieck et al.
patent: 5500480 (1996-03-01), Brown et al.
patent: 5777018 (1998-07-01), Imahashi
patent: 5859412 (1999-01-01), Yagi
Murphy, Additives for Plastics Handbook, Elsevier, pp. 123 and 216, 1996.

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