| abstract |
(57) [Summary] [Purpose] Even during re-extrusion or optional re-molding, To provide a microcellular foam that undergoes only a small, if any, reduction in molecular weight. [Composition] Percentage of the composition by weight, (i) is 0. 01 to 4.8% of Al 2 O 3. (H 2 O) 3 hydrated alumina, (ii) 0.01 to 4.8% of organic acids, inorganic acids and corresponding acids As the acidic additive selected from the group consisting of the salts, a thermoplastic resinous component and A) (i) and (i A thermoplastic molding composition comprising a mixture with i) or B) a blowing agent containing 0.01 to 4.8% of the reaction product of (i) above and (ii) above. |