公开(公告)号：US20240384136A1

公开(公告)日：2024-11-21

申请号：US18696382

申请日：2022-10-10

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Hidetoshi Abe ,  Ken Okura ,  Michael Jost

IPC: C09J7/30 ,  C09J7/25 ,  C09J9/00 ,  C09J11/04 ,  C09J11/06

Abstract: A decorative film for a vehicle interior of one embodiment includes a biaxially stretched polyethylene terephthalate film layer and a colored adhesive layer, in which the colored adhesive layer contains a carboxy group-containing (meth)acrylic polymer, an amino group-containing (meth)acrylic polymer, and a colorant, a pencil hardness on a side of the biaxially stretched polyethylene terephthalate film layer of the decorative film is B or greater, a tensile strength at 2% elongation of the decorative film is 50 N/25 mm or more, an elongation of the decorative film is 60% or greater, and a total calorific value for 20 minutes after the start of heating measured in accordance with an ISO 5660-1 cone calorie meter heat resistance test is 8 MJ/m2 or less.