Stock material or miscellaneous articles – Composite – Of addition polymer from unsaturated monomers
Patent
1990-02-06
1991-06-18
Van Balen, William J.
Stock material or miscellaneous articles
Composite
Of addition polymer from unsaturated monomers
427 541, 4273722, 427391, 428514, 428690, B32B 2710, B05D 302, B05D 306
Patent
active
050248987
ABSTRACT:
An erasably markable luminescent article formed of a coated substrate that is markable with dry wipe inks without causing permanent discernible distortion of the substrate. The surface after marking is substantially fully erasable. The surface is provided by a smooth coating of cured lacquer perferably a radiation cured lacquer, for example, electron beam radiation cured urethane acrylate. The luminescent appearance results from a phosphorescent layer between the substrate and an unpigmented cured lacquer coating.
REFERENCES:
patent: 4393103 (1983-07-01), Louden
Estrada Hayden F.
Pitts Warren R.
West Peter
Dennison Manufacturing Company
Moore Arthur B.
Van Balen William J.
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