B - Operations – Transporting – 41 – M
Patent
B - Operations, Transporting
41
M
42/3
B41M 5/26 (2006.01) B41M 5/42 (2006.01)
Patent
CA 1241836
PROTECTIVE COATING FOR THERMOSENSITIVE MATERIAL Abstract of the Disclosure A protective coating is applied to a thermally reactive material layer in laminate manner. The coating includes a fluorocarbon sizing agent which causes beading of any adverse material and prevents penetration thereof into the thermally reactive material. A combined color developing and dye formulation includes bisphenol, wax, clay and a dye in a binder of polyvinyl alcohol which effects a spreading of any adverse material on the surface of the coating.
499602
Lakes Stephen D.
Lewis Maurice W.
Marinelli Nicola
Seitz Paul W.
Ncr Corporation
Smart & Biggar
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