Bleaching and dyeing; fluid treatment and chemical modification – Diffusion transfer dyeing process – transfer sheet and product – Dry heat treatment for penetration
Patent
1977-04-21
1983-07-26
Clingman, A. Lionel
Bleaching and dyeing; fluid treatment and chemical modification
Diffusion transfer dyeing process, transfer sheet and product
Dry heat treatment for penetration
8512, 8522, 8506, B32B 2714, D06P 513
Patent
active
043952631
ABSTRACT:
A unitary laminate is produced bearing a permanently visible pattern of indicia. The laminate comprises a binder layer, containing pigment, and a transparent layer, each formed of hydrophobic synthetic polymer. Sublimable dyestuff is heat transferred from an auxiliary carrier web to the transparent layer to submerge the pattern into an external surface of the transparent layer.
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patent: 3952131 (1976-04-01), Sideman
patent: 4059471 (1977-11-01), Haigh
patent: 4201821 (1980-05-01), Fromson et al.
patent: 4354851 (1982-10-01), Hix et al.
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