Title:
【発明の名称】高分子多層反射コーティングを有する再帰反射性物品
Document Type and Number:
Japanese Patent JP2002538485
Kind Code:
A
Abstract:
A retroreflective article that has a layer of optical elements and a multilayer reflective coating disposed on the optical elements. The reflective coating reflects light back into the optical elements so that it can be returned toward the light source. The multilayer reflective coating has multiple polymer layers and has layers that possess different refractive indices.
Inventors:
Robert Jay Fleming
Joseph M McGrath
Christopher S. Lions
Joseph M McGrath
Christopher S. Lions
Application Number:
JP2000601471A
Publication Date:
November 12, 2002
Filing Date:
May 27, 1999
Export Citation:
Assignee:
3M Innovative Properties Company
International Classes:
G02B5/124; G02B5/128; (IPC1-7): G02B5/12; G02B5/08
Attorney, Agent or Firm:
Aoyama Ryo (1 person outside)