申请人:3M INNOVATIVE PROPERTIES COMPANY
公开号:US11530339B2
公开(公告)日:2022-12-20
A graphic sheet is provided that can be affixed with sufficient adhesive force onto wallpaper, a poster, or other substrate having comparatively low strength, and can be easily renewed without damaging the substrate, which is the underlying layer. A graphic sheet of an embodiment of the present disclosure includes: a base film layer having a first surface and a second surface situated on an opposite side of the first surface; and a tacky acrylic foam layer disposed on or above the second surface of the base film layer. The acrylic foam layer contains an acrylic polymer having 20 mass % or more of a unit derived from ethyl acrylate.
本发明提供了一种图形片材,它能以足够的粘合力粘贴在壁纸、海报或其他强度相对较低的基材上,并且可以在不损坏作为底层的基材的情况下轻松更新。本公开的一个实施例中的图形片材包括:具有第一表面和位于第一表面相对侧的第二表面的基膜层;以及设置在基膜层第二表面上或其上方的粘性丙烯酸泡沫层。丙烯酸泡沫层含有一种丙烯酸聚合物,该聚合物具有 20 质量%或更多的丙烯酸乙酯衍生单元。