| 摘要 |
Halogen-free, flame-resistant polymeric compositions contain an intumescence flameproofing system which comprises ammonium polyphosphate and an organophosphorus nitrogen component. The organophosphorus nitrogen component here is a phosphoric acid polyester according to the formula <IMAGE> +TR <IMAGE> or the formula <IMAGE> +TR <IMAGE> In these formulae, R is CH2, C2H4 or C3H6, while m is 1 to 10 and n is 1 to 6.
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