US 11,932,048 B2
Pigment-type hot stamping foil, method of manufacturing same, and hot-stamped member including pigment-type hot stamping foil
Juwon Kim, Paju-si (KR); Yukyung Shin, Paju-si (KR); and Wonkyu Na, Goyang-si (KR)
Assigned to GEOCHEM CO., LTD., Paju-si (KR)
Filed by GEOCHEM CO., LTD., Paju-si (KR)
Filed on Jun. 23, 2023, as Appl. No. 18/213,532.
Application 18/213,532 is a continuation of application No. PCT/KR2021/011584, filed on Aug. 30, 2021.
Claims priority of application No. 10-2021-0052683 (KR), filed on Apr. 22, 2021.
Prior Publication US 2023/0398810 A1, Dec. 14, 2023
Int. Cl. B44C 1/17 (2006.01); B41M 3/12 (2006.01)
CPC B44C 1/1716 (2013.01) [B41M 3/12 (2013.01); B44C 1/1729 (2013.01)] 2 Claims
OG exemplary drawing
 
1. A pigment-type hot stamping foil comprising:
a carrier film layer;
a release layer formed on a lower surface of the carrier film layer;
a pigment-type colored coloring layer formed on a lower surface of the release layer such that the pigment-type colored coloring layer is in direct contact with the lower surface of the release laver;
a pigment-type white coloring layer formed on a lower surface of the pigment-type colored coloring layer;
a primer layer formed on a lower surface of the pigment-type white coloring layer;
a metal deposition layer formed on a lower surface of the primer layer; and
an adhesive layer formed on a surface of the metal deposition layer,
wherein the pigment-type white coloring layer has a thickness of 0.5 to 5 microns, and the primer layer has a thickness of 0.1 to 3 microns.