B - Operations – Transporting – 41 – M
Patent
B - Operations, Transporting
41
M
42/3
B41M 5/333 (2006.01) B41M 5/155 (2006.01)
Patent
CA 1227637
Abstract of the Disclosure A thermally-sensitive color-forming composition is disclosed which comprises chromogenic material and certain acidic developer material. Record material comprising this color-forming composition exhibits improved color-forming efficiency and/or image density.
492677
Appleton Papers Inc.
Smart & Biggar
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