Fluorescent latent image transfer film, fluorescent latent image transfer method using the same, and security pattern formed matter
First Claim
1. A fluorescent latent image transfer film wherein a fluorescent ink layer formed of a resin binder comprising a fluorescent agent represented by the following formula (1) is formed on/above a heat-resistant substrate film, wherein R1 is n is a positive integer, and R2 and R3 each represents H or an alkyl group.
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Accused Products
Abstract
An object is to provide a fluorescent latent image transfer film which makes it possible to form a fluorescent latent image excellent in transferability and gradiation-property; a fluorescent latent image transfer method using the same; and a security pattern formed matter. To attain the object, there are provided a fluorescent latent image transfer film wherein a fluorescent ink layer formed of a resin binder comprising a fluorescent agent represented by the following formula (1) is formed on one surface of a heat-resistant substrate film; and a fluorescent latent image transfer method comprising the steps of putting this fluorescent latent image transfer film onto a transfer receiving material; heating the resultant in any pattern from the heat-resistant substrate film side of the fluorescent latent image transfer film by means of a heating element to transfer the fluorescent ink layer of the fluorescent latent image transfer film, correspondingly to the pattern of the heating element, onto the transfer receiving material, thereby forming a fluorescent latent image composed of the fluorescent agent on the transfer receiving material.
wherein R1 is
(n is a positive integer),
and R2 and R3 each represents H or an alkyl group.
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Citations
18 Claims
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1. A fluorescent latent image transfer film wherein a fluorescent ink layer formed of a resin binder comprising a fluorescent agent represented by the following formula (1) is formed on/above a heat-resistant substrate film,
wherein R1 is n is a positive integer, and R2 and R3 each represents H or an alkyl group.
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7. A fluorescent latent image transfer method comprising the steps of putting, onto a transfer receiving material, a fluorescent latent image transfer film wherein a fluorescent ink layer composed of a resin binder comprising a fluorescent agent represented by the following formula (1) is deposited on/above a heat-resistant substrate film;
- heating the resultant in any pattern from the heat-resistant substrate film side of the fluorescent latent image transfer film by means of a heating element to transfer the fluorescent ink layer of the fluorescent latent image transfer film, correspondingly to the pattern of the heating element, onto the transfer receiving material, thereby forming a fluorescent latent image composed of the fluorescent agent on the transfer receiving material,
wherein R1 is n is a positive integer, and R2 and R3 each represents H or an alkyl group. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
- heating the resultant in any pattern from the heat-resistant substrate film side of the fluorescent latent image transfer film by means of a heating element to transfer the fluorescent ink layer of the fluorescent latent image transfer film, correspondingly to the pattern of the heating element, onto the transfer receiving material, thereby forming a fluorescent latent image composed of the fluorescent agent on the transfer receiving material,
Specification