发明名称 |
Easy handling ultraclear thermoplastic film |
摘要 |
Ultra low haze, co-extruded, thermoplastic polymer film prepared by co-extrusion of a blend of polyethyleneterephthalate with organic and inorganic fillers in at least one skin layer on a virtually particle-free polyethyleneterephthalate core layer; the inorganic fillers are aluminum oxide particles and/or silicon oxide of average particle size of about 0.035 mum to about 0.3 mum, and wherein particles of the organic filler have a particle size of less than or equal to about 0.8 mum and are present in an amount less than about 0.04% by weight, based on the weight of the polyethyleneterephthalate, the skin layer being less than about 3 mum in thickness.
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申请公布号 |
US6706387(B2) |
申请公布日期 |
2004.03.16 |
申请号 |
US20010931473 |
申请日期 |
2001.08.16 |
申请人 |
TORAY PLASTICS (AMERICA), INC. |
发明人 |
BUTERA PAUL;FURUYA HIRO;FRITZ WILLIAM |
分类号 |
B32B27/20;B32B27/36;(IPC1-7):B32B27/06;B32B27/18;B32B27/30 |
主分类号 |
B32B27/20 |
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