发明授权
US5156905A Shaped articles from melt-blown, oriented fibers of polymers containing microbeads 失效
由含有微珠的聚合物的熔喷取向纤维形成的制品

Shaped articles from melt-blown, oriented fibers of polymers containing
microbeads
摘要:
Disclosed are molded articles comprising a melt blown assembly of thermally bonded, longitudinally oriented fibers, said fibers comprising a continuous polymer matrix having dispersed therein microbeads of a material which is incompatible with said polymer matrix which are at least partially bordered by void space, said microbeads being present in an amount of about 5-50% by weight based on the weight of polymer matrix, said void space occupying about 2-60% by volume of said fibers.
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