Thermally expandable formulations
作者： Rainer Kohlstrung , Takehito Yamada
DOI:
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摘要: The present specification relates to thermally expandable formulations comprising (a) at least one peroxidically crosslinkable binary copolymer monomer unit selected from vinyl acetate, (meth)acrylic acids and derivatives thereof, the having a melt flow index of not more than 3 g/10 min, as determined in accordance with DIN EN ISO 1133 test load 2.16 kg temperature 190° C., (b) peroxide, (c) chemical blowing agent, (d) polymer based on or diene monomers, (e) terpolymer first singly multiply unsaturated hydrocarbons, second thereof. exhibit high level persistence during heating material required for curing/expansion.
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