发明名称 Micro-channeled protective film
摘要 The present invention relates to a film comprising a backing and an adhesive. The backing comprises a base layer comprising a first major surface and a second major surface, and at least two rails, each rail comprising a tip surface. The rails extend from the second major surface of the base layer and define micro-channels therebetween. The micro-channels comprise a channel surface. The film comprises an adhesive on the tip surface of the rails. At least a portion of the channel surface is substantially free of adhesive. The present invention also relates to a method of protecting an automobile comprising preparing an automobile surface for application of a protective tape and applying a protective tape to the automobile surface. The present invention is additionally related to a method of manufacturing a protective film.
申请公布号 US6686026(B2) 申请公布日期 2004.02.03
申请号 US20020118347 申请日期 2002.04.08
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 SPIEWAK BRIAN E.;HEGDAHL DAVID W.
分类号 B32B3/30;B29C47/04;B29C47/14;B29K21/00;B29K23/00;B29L7/00;B29L9/00;B32B3/00;B32B27/00;B60R19/42;C09J7/02;C09J201/00;(IPC1-7):B32B3/28;B32B31/00;B65D65/02 主分类号 B32B3/30
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