摘要 |
The disclosed invention relates to a composition, comprising: (A) at least one halogen-free polymer, the polymer exhibiting a total loss of mass of at least about 7% by weight at a temperature of 370° C. when subjected to thermogravimetric analysis; (B) at least one acid source; (C) at least one carbon-yielding source; and (D) at least one blowing agent.
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