发明名称 SHRINK SLEEVE LABEL
摘要 A film comprises a skin layer, a base layer, and an intermediate layer between the skin and base layers. The skin layer comprises polyester. The base layer comprises styrenic block copolymer having a styrene monomer content of at least about 50 wt.%. The intermediate layer comprises: (i) one or more polymers selected from alpha-olefin/cyclic- olefin copolymer and alpha-olefin/vinyl aromatic copolyme and (ii) one or more polymers selected from ethylene/unsaturated ester copolymer and styrenic block copolymer having a styrene monomer content of at most about 50 wt.%. The film has a free shrink at 1000C in at least one direction of at least about 10%. The film may be useful in shrink sleeve applications.
申请公布号 WO2008100550(A1) 申请公布日期 2008.08.21
申请号 WO2008US01923 申请日期 2008.02.13
申请人 CRYOVAC, INC.;MCALLISTER, LARRY, B.;OPUSZKO, SLAWOMIR 发明人 MCALLISTER, LARRY, B.;OPUSZKO, SLAWOMIR
分类号 B32B27/32;B32B27/36;G09F3/04 主分类号 B32B27/32
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