| 摘要 |
Building blocks made from a resinous composition comprising: ethylene vinylacetate resin consisting of 72 to 95 wt.% of ethylene and 28 to 5 wt % of vinylacetate and balancing excipients wherein the copolymer resin shares in the whole composition for 63 to 72 wt. % and the excipients are comprised of foaming agent, azodicabonamide as main agent sharing 2 to 3 wt. % and of cross-linker, dicumyl peroxide as main linker sharing 0.8 to 1 wt. % and of filler, calcium carbonate sharing 24 to 34.2 wt. % and some amount of coloring material so that the total balance therebetween may be established. (end) |
