| 摘要 |
<p>Mixture (I) comprises 35-95 wt.% styrol polymer (a) (acrylonitrile butadiene styrol polymer, acrylonitrile styrol acrylic ester polymer, or standard- or impact-resistant polystyrol); 1-10 wt.% of styrol butadiene block copolymer (b) consisting of at least two polystyrol blocks S and at least one styrol butadiene copolymer block S/B; and 4-55 wt.% of an inorganic filler (c). Independent claims are also included for: (1) foam materials obtained from (I) by adding a chemical or physical propellant and subsequently foaming.</p> |
