Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...
Patent
1995-03-14
1997-02-18
Bell, Mark L.
Compositions: coating or plastic
Materials or ingredients
Pigment, filler, or aggregate compositions, e.g., stone,...
106403, 106417, 106418, 106437, 4274071, C09C 162
Patent
active
056037570
ABSTRACT:
A photochromic brightening pigment comprises a brightening pigment and a photochromic material which is encapsulated so as to adhere it to the surface of the brightening pigment.
Ishii Keizou
Mizuguchi Katsumi
Yabuuchi Naoya
Bell Mark L.
Hertzog Scott L.
Nippon Paint Co. Ltd.
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