US 12,433,328 B2
Smoking article filter including solid flavoring agent and method of manufacturing the same
Ick Joong Kim, Daejeon (KR); and Kyung Bin Jung, Daejeon (KR)
Assigned to KT&G CORPORATION, Daejeon (KR)
Appl. No. 17/782,833
Filed by KT&G CORPORATION, Daejeon (KR)
PCT Filed Jul. 2, 2021, PCT No. PCT/KR2021/008432
§ 371(c)(1), (2) Date Jun. 6, 2022,
PCT Pub. No. WO2022/010191, PCT Pub. Date Jan. 13, 2022.
Claims priority of application No. 10-2020-0082717 (KR), filed on Jul. 6, 2020.
Prior Publication US 2023/0016146 A1, Jan. 19, 2023
Int. Cl. A24D 3/14 (2006.01); A24D 1/00 (2020.01); A24D 1/04 (2006.01); A24D 3/02 (2006.01); A24D 3/04 (2006.01); A24D 3/17 (2020.01)
CPC A24D 3/14 (2013.01) [A24D 1/002 (2013.01); A24D 1/045 (2013.01); A24D 3/0225 (2013.01); A24D 3/0254 (2013.01); A24D 3/0287 (2013.01); A24D 3/048 (2013.01); A24D 3/17 (2020.01)] 9 Claims
OG exemplary drawing
 
1. A smoking article filter comprising:
a flavoring agent uniformly distributed in the smoking article filter,
wherein the flavoring agent is in a solid state at room temperature and includes at least one natural wax and a flavoring component soaked into the at least one natural wax,
wherein the flavoring agent is formed from the at least one natural wax and the flavoring component in a weight ratio of 4:6 to 6:4, and
wherein the at least one natural wax is formed from cocoa butter and shea butter in a weight ratio of 3:7 to 7:3.