专利名称：White, biaxially oriented polyester film with
cycloolefin copolymer (COC), process forproducing the film, and its use
发明人：Herbert Peiffer,Gottfried Hilkert申请号：US09421068申请日：19991019公开号：US061924B1公开日：20031104
摘要：The present invention relates to a white, biaxially oriented polyester film havingat least a base layer, the characterizing features of which are that at least this base layercomprises a cycloolefin copolymer (COC) at a concentration of from 4 to 60% by weight,based on the base layer, where the glass transition temperature of cycloolefincopolymer (COC) is within the range from 70 to 270° C.
申请人：MITSUBISHI POLYESTER FILM GMBH
代理机构：Finnegan, Henderson, Farabow, Garrett & Dunner, LLP
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