公开(公告)号：US20210017426A1

公开(公告)日：2021-01-21

申请号：US15733618

申请日：2019-04-02

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Guy M. KALLMAN ,  Sara Hemmer FRISCO ,  Owen M. ANDERSON

IPC: C09J7/38 ,  B32B7/12 ,  B32B27/06 ,  B29C59/04 ,  C09J7/24

Abstract: A film-based article including a release liner having first and second major sides, a film layer having first and second major sides, an adhesive layer disposed between the first major side of the release liner and the second major side of the film, wherein the adhesive layer comprises a first surface adjacent to the second major side of the film, and a second surface adjacent to the first major side of the release liner. The second surface of the adhesive layer comprises an irregular array of channels.