Thermo-sensitive recording label paper
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United States of America Patent
Stats
-
Oct 29, 1991
Grant Date -
N/A
app pub date -
Dec 12, 1989
filing date -
Dec 12, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A thermo-sensitive recording label paper comprising a laminate which comprises (1) a thermo-sensitive color-developing layer containing at least a colorless or lightly colored leuco-dye provided on one surface of a paper support, (2) a protective layer provided on the color-developing layer, and (3) at least one of a back layer and a protective underlayer, said back layer being provided on the other surface of the paper support, and said protective underlayer being provided between said paper support and said color-developing layer; the laminate having an internal bond strength of 2.5 kg-cm or more according to Tappi UM-403, and the surface of the protective layer of the laminate having a Bekk smoothness of 500 seconds or more according to JIS P8119.
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Cited Art Landscape
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