Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or... – Having nonchromogenic liquid spread-control or...
Patent
1996-12-03
1997-09-16
Hess, Bruce H.
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Having nonchromogenic liquid spread-control or...
503216, 503217, 503218, 503220, 503221, B41M 530
Patent
active
056680805
ABSTRACT:
A novel thermally-responsive record material is disclosed comprising a support having provided thereon in substantially contiguous relationship an election donating dye precursor and a compound of the formula ##STR1##
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patent: 5358861 (1994-10-01), Markus et al.
patent: 5432154 (1995-07-01), De Jeij et al.
patent: 5482635 (1996-01-01), Behan et al.
Cove Michael Gerald
Schulz Mary Ellen
Appleton Papers Inc.
Hess Bruce H.
Mieliulis Benjamin
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