Image wise developable system

Details Image wise developable system Image wise developable system

1980-07-09

1981-10-20

Hess, Bruce H.

Textiles: manufacturing

427121, 427150, 427151, 418307, 428323, 428327, 428488, 428537, 428913, 428914, B41M 516, B41M 518, B41M 520, B41M 522

Patent

active

042956625

ABSTRACT:
An imagewise developable system comprising (I) a substrate supported presence of a mixture of a free base of a cationic solvent dye capable of developing a color or a more intense color upon reaction with an organic acid developing agent and a non developing binder and (II) a substrate supported organic acid developing agent not in the reactive presence of said free base of solvent dye but selectively migratable to imagewise develop the free base under an action selected from the group consisting of applying selective imagewise pressure to the system, applying selective imagewise heat to the system and applying selective electrical discharges to the system.

REFERENCES:
patent: 3969346 (1976-07-01), Koller et al.

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