发明名称 Multilayer film
摘要 A multilayer film of which the optical properties hardly change due to heat and where detachment hardly occurs between layers is provided. The multilayer film has a structure where five or more layers made of thermoplastic resin A (layers A) and five or more layers made of thermoplastic resin B (layers B) having a basic skeleton that is the same as that of thermoplastic resin A are alternately layered on top of each other, and is wherein at least one reflection peak is provided and the difference between the reflectance of the reflection peak before heating and after heating for 30 minutes in an atmosphere of 150° C. is no greater than 15%.
申请公布号 US8029909(B2) 申请公布日期 2011.10.04
申请号 US20050594593 申请日期 2005.03.28
申请人 TORAY INDUSTRIES, INC. 发明人 OSADA SHUNICHI;HORIUCHI HITOMI
分类号 B32B27/36;B32B7/02;B32B27/08;G02B5/26;G02B7/00 主分类号 B32B27/36
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