Heat-sensitive recording element

Details Heat-sensitive recording element Heat-sensitive recording element

1980-03-25

1982-03-30

Hess, Bruce H.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Weight per unit area specified

106 21, 106 25, 282 275, 427150, 427151, 428342, 428532, 428533, 428537, 428913, 428914, B32B 0000

Patent

active

043224717

ABSTRACT:
Disclosed is a heat-sensitive recording element comprising a recording layer including a starch partially esterified with an organic carboxylic acid as a polymeric binder for dispersing therein a leuco pigment and an organic acidic substance. This recording element provides a recorded image excellent in the water resistance and recording characteristics when it is used for thermographic recording. An aqueous solution of this partially esterified starch has a good storage stability and it does not get moldy even if it is stored for a long time.

REFERENCES:
patent: 4032690 (1977-06-01), Kohmura et al.

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