公开(公告)号：WO2022224106A1

公开(公告)日：2022-10-27

申请号：PCT/IB2022/053548

申请日：2022-04-14

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： GAIDES, Gary E. ,  JOHNSON, Nicholas A. ,  OLSON, Stephen A.O.

IPC: G02B5/22 ,  G02B5/00 ,  G02B27/30 ,  G02B5/02

Abstract: A light control film includes a microstructured layer including a plurality of microstructures defining a plurality of grooves therebetween. The light control film further includes a light absorbing material disposed in each of the plurality of grooves. The light absorbing material includes a plurality of first particles. Each first particle includes a polymeric bead including an outer surface. Each first particle further includes an outer layer disposed on the outer surface of the polymeric bead. The outer layer of the first particle includes a metal compound.