Ink donor sheet

Details Ink donor sheet Ink donor sheet

1982-08-30

1984-10-09

Hess, Bruce H.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428211, 4283202, 4283213, 4284884, 428913, 428914, B41M 526

Patent

active

044761791

ABSTRACT:
An ink donor sheet comprising a porous sheet and a heat-fusible ink layer formed on it is disclosed. The ink layer has such temperature-dependent gradation characteristics that it remains solid at ordinary temperatures and when it is heated to a certain temperature its viscosity is suddenly decreased and upon further heating, the viscosity is decreased gradually. The ink donor sheet is capable of producing halftones in the images it creates.

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