Recording material

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2006-08-22

2006-08-22

Hess, B. Hamilton (Department: 1774)

Record receiver having plural interactive leaves or a colorless

Having a colorless color-former, developer therefor, or...

C503S207000, C503S226000

Reexamination Certificate

active

07094731

ABSTRACT:
A recording material comprising: a support; and (A) a recording layer capable of forming color due to application of at least one of heat and pressure thereto; and between the support and the recording layer, (i) a layer containing acetoacetyl denatured polyvinyl alcohol, partially saponified polyvinyl alcohol, and a film hardening agent, (ii) a layer containing acetoacetyl denatured polyvinyl alcohol and a film hardening agent, and (iii) a layer containing acetoacetyl denatured polyvinyl alcohol whose degree of polymerization is 1000 or more, or (B) between the support and the recording layer, at least one layer containing acetoacetyl denatured polyvinyl alcohol, partially saponified polyvinyl alcohol, and a film hardening agent, wherein the layer is coated with a coating solution whose viscosity is no more than 0.3 Pa·s at 40° C. by using a gravure roller.

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