US 12,275,263 B2
Thermosensitive recording medium and method for producing thermosensitive recording medium
Kaito Sugiura, Shizuoka (JP); and Kenji Shimizu, Shizuoka (JP)
Assigned to Ricoh Company, Ltd., Tokyo (JP)
Appl. No. 17/906,626
Filed by Kaito Sugiura, Shizuoka (JP); and Kenji Shimizu, Shizuoka (JP)
PCT Filed Mar. 9, 2021, PCT No. PCT/JP2021/009114
§ 371(c)(1), (2) Date Sep. 19, 2022,
PCT Pub. No. WO2021/192980, PCT Pub. Date Sep. 30, 2021.
Claims priority of application No. 2020-050580 (JP), filed on Mar. 23, 2020.
Prior Publication US 2023/0147446 A1, May 11, 2023
Int. Cl. B41M 5/42 (2006.01); B41M 5/323 (2006.01); B41M 5/44 (2006.01)
CPC B41M 5/42 (2013.01) [B41M 5/323 (2013.01); B41M 5/426 (2013.01); B41M 5/44 (2013.01); B41M 2205/04 (2013.01); B41M 2205/12 (2013.01); B41M 2205/38 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A method for producing a thermosensitive recording medium, the method comprising:
forming a first underlayer by rod-blade coating, on or above a support;
forming a second underlayer comprising a hollow filler on or above the first underlayer; and
forming a thermosensitive recording layer on or above the second underlayer;
wherein the forming the second underlayer and the forming the thermosensitive recording layer are performed by simultaneous curtain coating.