US 12,478,101 B2
Electronic vaporization device and vaporization core thereof
Bo Li, Hainan (CN); Yaohua Zhang, Hainan (CN); Feng Chen, Hainan (CN); Jicai Long, Hainan (CN); Fei Chen, Hainan (CN); and Hongming Zhou, Hainan (CN)
Assigned to Hainan Moore Brothers Technology Co., Ltd., Hainan (CN)
Filed by Hainan Moore Brothers Technology Co., Ltd., Hainan (CN)
Filed on Mar. 14, 2023, as Appl. No. 18/183,381.
Claims priority of application No. 202210336206.6 (CN), filed on Mar. 31, 2022.
Prior Publication US 2023/0309619 A1, Oct. 5, 2023
Int. Cl. A24F 40/46 (2020.01); A24F 40/10 (2020.01); A24F 40/44 (2020.01)
CPC A24F 40/46 (2020.01) [A24F 40/10 (2020.01); A24F 40/44 (2020.01)] 16 Claims
OG exemplary drawing
 
1. A vaporization core for an electronic vaporization device, comprising:
a porous body; and
a heating film arranged on a surface of the porous body,
wherein the porous body comprises at least one unit layer, the at least one unit layer comprising a liquid storage advantage layer and a liquid locking advantage layer combined with the liquid storage advantage layer,
wherein the heating film is combined with a surface of the liquid locking advantage layer and at least partially infiltrates in the liquid locking advantage layer,
wherein the liquid storage advantage layer comprises a high porosity layer,
wherein the liquid locking advantage layer comprises a low porosity layer, and
wherein an average pore size of the low porosity layer ranges from 20 μm to 100 μm.