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1. (WO2018031355) TRUNCATED BEADFILM CONSTRUCTIONS AND METHODS OF MAKING THE SAME

Pub. No.:    WO/2018/031355    International Application No.:    PCT/US2017/045209
Publication Date: Fri Feb 16 00:59:59 CET 2018 International Filing Date: Fri Aug 04 01:59:59 CEST 2017
IPC: G02B 5/02
G02B 5/128
G02B 5/136
B32B 33/00
B32B 1/00
B32B 3/00
B32B 38/00
Applicants: 3M INNOVATIVE PROPERTIES COMPANY
Inventors: CLARK, John, C.
GAGLIARDI, John, J.
GOTRIK, Kevin, W.
KUGEL, Alexander, J.
TANGEMAN, Jean, A.
WALKER, Christopher, B., Jr.
Title: TRUNCATED BEADFILM CONSTRUCTIONS AND METHODS OF MAKING THE SAME
Abstract:
Described herein is a construction comprising a microsphere layer comprising a plurality of microspheres, wherein the microspheres comprise glass, ceramic, and combinations thereof; a bead bonding layer, wherein the plurality of microspheres is partially embedded in the bead bonding layer forming a first surface comprising exposed microspheres, wherein the plurality of microspheres on the first surface are truncated. Also disclosed herein are articles comprising the construction and methods of making thereof.