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塑料是如何被发现的?
坚韧的海厄特把樟脑添加到硝化纤维的溶液里产生了一种白色物质,在高压下加热塑性、常压下冷却后定型,于是以赛璐珞为原材料的台球被制作出来了。 由于它的核心成分是纤维素,海厄特便把它命名为celluoid,所以赛璐珞有假象牙的意思。 为什么有电影胶片 ...
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