发明授权
US4374891A Ultrathin polymer membranes 失效
超薄聚合物膜

Ultrathin polymer membranes
摘要:
An ultrathin polyphenylene oxide/organopolysiloxane-polycarbonate copolymer film is described wherein the film contains from about 10 to about 35 percent by weight of the organopolysiloxane-polycarbonate copolymer.
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