Two-color thermosensitive recording adhesive label

Details Two-color thermosensitive recording adhesive label Two-color thermosensitive recording adhesive label

1986-03-17

1987-05-05

Hess, Bruce H.

Recorders

Record receiver deforming

346200, 346205, 346226, 427152, B41M 518

Patent

active

046636412

ABSTRACT:
A two-color thermosensitive recording adhesive label comprising a support material, a first lower thermosensitive coloring layer and a second upper thermosensitive coloring layer supported on the support material, capable of yielding two different colors, with the coloring temperature for the second thermosensitive coloring layer being lower than that for the first thermosensitive coloring layer, in which at least the second thermosensitive coloring layer contains a basic leuco dye and a color developer capable of inducing color formation in the leuco dye upon application of thermal energy, and a decolorizing agent for decoloring the color developed in the second thermosensitive coloring layer at the time of color development of the first thermosensitive coloring layer is contained in the first thermosensitive coloring layer or in a decolorizing intermediate layer interposed between the first thermosensitive coloring layer and the second thermosensitive layers, which decolorizing agent is selected from particular piperazine derivatives and a compound having three or more amide groups and a compound having two or more amide groups and one or more tertiary amine groups as defined in the claims.

REFERENCES:
patent: 4020232 (1977-04-01), Kohmura et al.
patent: 4125636 (1978-11-01), Kamio et al.
patent: 4172727 (1979-10-01), Miyamoto et al.
patent: 4613878 (1986-09-01), Inaba et al.

Affiliated with

Also associated with

Rating

Two-color thermosensitive recording adhesive label does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Two-color thermosensitive recording adhesive label, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Two-color thermosensitive recording adhesive label will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2401290