Donor element for thermal imaging containing infra-red absorbing

Details Donor element for thermal imaging containing infra-red absorbing Donor element for thermal imaging containing infra-red absorbing

1990-10-25

1991-05-28

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

8471, 428195, 428913, 428914, 430200, 430201, 430945, B41M 5035, B41M 526

Patent

active

050195492

ABSTRACT:
These is disclosed donor elements for laser-induced thermal imaging processes containing infra-red absorbing squarylium dyes of the following structure: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are each independently alkyl groups of from one to eight carbon atoms.

REFERENCES:
patent: 4942141 (1990-07-01), DeBoer et al.

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