Stock material or miscellaneous articles – Structurally defined web or sheet – Including components having same physical characteristic in...
Patent
1984-05-07
1986-03-25
Lesmes, George F.
Stock material or miscellaneous articles
Structurally defined web or sheet
Including components having same physical characteristic in...
428325, 428327, 428913, 428354, 524494, B32B 2700
Patent
active
045783055
ABSTRACT:
A photochromic assembly is produced by coating onto a self-supporting flexible plastics material a polymer latex comprising from 10 to 40% by weight to the total solids of the latex photochromic glass beads from 0.05 .mu.m to 50 .mu.m in size.
REFERENCES:
patent: 4049846 (1977-09-01), Horey
patent: 4225661 (1980-09-01), Muzyczko
patent: 4259406 (1981-03-01), Borrelli
patent: 4444939 (1984-04-01), Postle et al.
Kingston Samuel B.
Postle Stephen R.
Atkinson William M.
Ciba-Geigy AG
Kolodny Joseph G.
Lesmes George F.
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