US 11,865,853 B2
Thermosensitive recording medium and exterior member
Kenichi Kurihara, Kanagawa (JP); and Nobukazu Hirai, Kanagawa (JP)
Assigned to Sony Corporation, Tokyo (JP)
Appl. No. 16/759,947
Filed by Sony Corporation, Tokyo (JP)
PCT Filed Aug. 9, 2019, PCT No. PCT/JP2019/031609
§ 371(c)(1), (2) Date Apr. 28, 2020,
PCT Pub. No. WO2020/045054, PCT Pub. Date Mar. 5, 2020.
Claims priority of application No. 2018-163375 (JP), filed on Aug. 31, 2018.
Prior Publication US 2021/0178796 A1, Jun. 17, 2021
Int. Cl. B41M 5/28 (2006.01); B41M 5/30 (2006.01); B41M 5/323 (2006.01); B41M 5/337 (2006.01); B41M 5/46 (2006.01); B41J 2/44 (2006.01); B41J 2/475 (2006.01)
CPC B41M 5/305 (2013.01) [B41J 2/442 (2013.01); B41J 2/4753 (2013.01); B41M 5/28 (2013.01); B41M 5/323 (2013.01); B41M 5/337 (2013.01); B41M 5/46 (2013.01); B41M 5/465 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A thermosensitive recording medium comprising:
a recording layer that includes a coloring compound having electron-donating property, a developer having electron-accepting property, a photothermal conversion agent, and a polymer material; and
a protective member that is stacked on and in contact with the recording layer,
wherein the protective member includes a protective member portion and a hollow structure, and
wherein the hollow structure of the protective member is in contact with the recording layer and defined by a first end and a second end of the protective member portion in contact with the recording layer.