发明名称 PROPYLENE RESIN FILM FOR SURFACE PROTECTION
摘要 <P>PROBLEM TO BE SOLVED: To provide a propylene resin film for surface protection which keeps the number of fish eyes reduced and is excellent in transparency and contamination resistance to an adherend in spite of its strong adhesion and improved in peeling force control and delivery performance. <P>SOLUTION: In the film for surface protection, an adhesive layer is formed on one side of a propylene resin substrate layer, and a peeling treatment layer is formed on the other side. The propylene resin of the substrate layer is a propylene homopolymer or a propylene-&alpha;-olefin random copolymer which is produced by polymerization using a metallocene catalyst and has a specified MFR, a specified fusion peak temperature, a specified molecular weight distribution, and a specified TREF value. The adhesive layer contains an acrylic adhesive as a main component. The peeling treatment layer is formed from a silicone or long alkyl peeling treating agent. <P>COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2008265308(A) 申请公布日期 2008.11.06
申请号 JP20080067293 申请日期 2008.03.17
申请人 JAPAN POLYPROPYLENE CORP 发明人 NAKAMURA YASUNORI;KANAI GEN;SHIRAISHI YASUHIRO
分类号 B32B27/32;B32B27/00;C08F10/06;C09J7/02;C09J133/00 主分类号 B32B27/32
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