Textiles: manufacturing
Patent
1973-12-27
1976-05-18
Willis, Jr., P. E.
Textiles: manufacturing
260240F, 260246B, 260247, 2602471M, 26029371, 2603191, 2603262, 260329R, 260329AM, 260333, 260611A, 428411, 428480, 428537, 260240R, 2602471P, B32B 2736, B41B 518
Patent
active
039572889
ABSTRACT:
A thermographic recording process in which a methine dye is produced by bringing image-wise into reactive contact with the aid of heat an acid-reacting compound with a dye precursor compound corresponding to the following general formula: ##EQU1## wherein: R.sub.1 represents (1) a substituted aryl group, at least one substituent of the substituted aryl group being an ether group R.sub.6 --O-- in which R.sub.6 represents a hydrocarbon group including a substituted hydrocarbon group or (2) a heterocyclic group including a substituted heterocyclic group,
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Claeys Daniel Alois
Janssens Wilhelmus
Lemahieu Raymond Gerard
AGFA-GEVAERT N.V.
Daniel William J.
Willis, Jr. P. E.
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