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1. 发明公开

EP4378329A1 CIGARETTE FILTER INCLUDING LYOCELL TOW 失效
公开(公告)号：EP4378329A1
公开(公告)日：2024-06-05
申请号：EP22904478.9
申请日：2022-11-03
申请人： KT & G Corporation , Kolon Industries, Inc.
发明人： YANG, Jin Chul , MA, Kyeng Bae , AHN, Ki Jin , CHEONG, Bong Su , HA, Sung Hoon , JEONG, Jong Cheol , JIN, Sang Woo , LEE, Jeong Hun , SEO, Seung Dong , HWANG, Yeong Nam
IPC分类号： A24D3/06 , A24D3/08 , A24D3/10
CPC分类号： A24D3/10 , A24D3/06 , A24D3/08
摘要： A cigarette filter which includes lyocell tow made of a plurality of lyocell fibers and a binder configured to bond the lyocell fibers to each other and has a hardness of 85% or higher is provided. According to one embodiment of the present disclosure, the cigarette filter has a hardness of 80% or higher even 5 minutes after 20 parts by weight to 25 parts by weight of water is added thereto based on 100 parts by weight of the lyocell tow. According to one embodiment of the present disclosure, the cigarette filter has a degree of collapse due to moisture of 7% or lower. According to one embodiment of the present disclosure, the cigarette filter overcomes existing, material-related problems of lyocell tow and has a high hardness and a low degree of collapse due to moisture.

2. 发明公开

EP3818880A1 EXTERNALLY HEATED AEROSOL GENERATION DEVICE AND CIGARETTE USED IN AEROSOL GENERATION DEVICE 审中-实审
公开(公告)号：EP3818880A1
公开(公告)日：2021-05-12
申请号：EP19887072.7
申请日：2019-11-15
申请人： KT&G Corporation
发明人： KIM, Soo Ho , PARK, Chang Jin , SEO, Man Seok , AHN, Ki Jin , KIM, Jong Yeol , YANG, Jin Chul
IPC分类号： A24F47/00 , A24D1/02
摘要： The present disclosure provides an externally heated aerosol generation device and a cigarette that may provide a sufficient amount of atomization to allow a user to have a satisfactory smoking experience even during an initial puff because thermal energy is easily transferred to the cigarette.

3. 发明公开

EP4205570A1 SIDESTREAM SMOKE REMOVAL DEVICE COMPRISING SMOKING ARTICLE RECOGNITION PART 审中-实审
公开(公告)号：EP4205570A1
公开(公告)日：2023-07-05
申请号：EP22813869.9
申请日：2022-10-28
申请人： KT & G Corporation
发明人： AHN, Ki Jin , KIM, Han Jin , KIM, Young Sin
IPC分类号： A24F13/04
摘要： A sidestream smoke removing device includes a housing has a smoking space defined therein, an article inserting part is positioned on one end of the housing and having an open area through which a smoking article is inserted into the smoking space, a sidestream smoke processing part positioned at a distance from an upstream end of the smoking article inserted into the smoking space and configured to process sidestream smoke produced from the smoking article, and an article detection part positioned in the article inserting part to be adjacent to the smoking article so as to detect the smoking article inserted into the article inserting part. The smoking article includes low flammability coating portions within a cigarette paper surrounding the smoking material. The article detection part may be configured to detect the low flammability coating portions of the smoking article. The sidestream smoke removing device detects an inserted smoking article using the article detection part and is activated only when the smoking article is inserted thereinto so as not only to provide the functionality of the device to the maximum extent but also to have superior effects in terms of the durability and stability of the device.

4. 发明公开

EP4201233A1 SIDESTREAM SMOKE REMOVAL DEVICE COMPRISING HEPA FILTER 审中-实审
公开(公告)号：EP4201233A1
公开(公告)日：2023-06-28
申请号：EP22812403.8
申请日：2022-10-28
申请人： KT & G Corporation
发明人： AHN, Ki Jin , AHN, Byeong Yong , SEO, Man Seok , JUNG, Yong Mi , MIN, Hye Jeong , LEE, Hye Jeong
IPC分类号： A24F13/06 , B01D46/52 , A24F13/14
摘要： A sidestream smoke removing device includes a housing having a smoking space defined therein, an article inserting part positioned on one end of the housing and having an open area through which a smoking article is inserted into the smoking space, and a sidestream smoke processing part positioned at a distance from an upstream end of the smoking article inserted into the smoking space and configured to process sidestream smoke produced from the smoking article. The sidestream smoke processing part includes a filter including a pleated HEPA filter capable of filtering the sidestream smoke and a ventilation fan configured to allow the sidestream smoke to be discharged through the filter. The sidestream smoke removing device using a pleated HEPA filter obtains superior functionality in terms of the removal rate of sidestream smoke and durability while obtaining a suitable flow rate for smoking in the sidestream smoke removing device.

5. 发明公开

EP3964080A1 VANILLA SMOKING MATERIAL WRAPPER AND SMOKING ARTICLE COMPRISING SAME 审中-实审
公开(公告)号：EP3964080A1
公开(公告)日：2022-03-09
申请号：EP21799162.9
申请日：2021-07-02
申请人： KT&G Corporation
发明人： CHUNG, Nae Oh , AHN, Ki Jin , LEE, Chul Hee , KIM, Han Jin , CHA, Kwang Ho , KANG, Kwang Won
IPC分类号： A24D1/02 , A24D3/10 , A24D3/02
摘要： An embodiment of the present disclosure provides a smoking material wrapper, into which at least one vanilla material of vanillin, ethyl vanillin, and ethyl vanillin glucoside and cigar fibers are added, and a smoking article including the same.

6. 发明公开

EP3818882A1 AEROSOL GENERATING ARTICLE AND AEROSOL GENERATING SYSTEM 审中-实审
公开(公告)号：EP3818882A1
公开(公告)日：2021-05-12
申请号：EP19887718.5
申请日：2019-11-15
申请人： KT&G Corporation
发明人： YANG, Jin Chul , KIM, Soo Ho , KIM, Jong Yeol , SEO, Man Seok , AHN, Ki Jin , OH, In Hyeog
IPC分类号： A24F47/00
摘要： An aerosol-generating article according to an embodiment may include a medium portion, a front end plug disposed to face an upstream end of the medium portion, and a filter portion disposed to face a downstream end of the medium portion, wherein the front end plug includes a channel extending from the upstream end to the downstream end.

7. 发明公开

EP4197353A1 SIDESTREAM SMOKE REMOVAL DEVICE COMPRISING ACTIVATED CARBON FILTER 审中-实审
公开(公告)号：EP4197353A1
公开(公告)日：2023-06-21
申请号：EP22813866.5
申请日：2022-10-28
申请人： KT & G Corporation
发明人： AHN, Ki Jin , AHN, Byeong Yong , SEO, Man Seok , JUNG, Yong Mi , MIN, Hye Jeong , LEE, Hye Jeong
IPC分类号： A24F13/06 , A24F13/14 , B01D39/20
摘要： A sidestream smoke removing device includes a housing having a smoking space defined therein, an article inserting part positioned on one end of the housing and having an open area through which a smoking article is inserted into the smoking space, and a sidestream smoke processing part positioned at a distance from an upstream end of the smoking article inserted into the smoking space and configured to process sidestream smoke produced from the smoking article. The sidestream smoke processing part includes a filter including a filter included of pressed activated carbon having a plurality of holes allowing the sidestream smoke to pass therethrough and a ventilation fan configured to allow the sidestream smoke to be discharged through the filter. The sidestream smoke removing device obtains superior functionality in terms of a sidestream smoke removal rate and deodorizing performance while maintaining a suitable flow rate therein.

8. 发明公开

EP4098132A1 METHOD FOR COATING TIPPING PAPER FOR SMOKING ARTICLE AND SMOKING ARTICLE MANUFACTURED THEREBY 审中-实审
公开(公告)号：EP4098132A1
公开(公告)日：2022-12-07
申请号：EP21919861.1
申请日：2021-11-18
申请人： KT&G Corporation
发明人： LEE, Seung Hwan , SONG, Ho Rim , SEO, Man Seok , KO, Dong Kyun , KIM, Soo Ho , SONG, In Beom , AHN, Ki Jin , OH, Youn Keun , CHOI, Hyung Joo
IPC分类号： A24D1/02 , A24D1/04 , D21H27/00 , D21H17/02 , D21H17/03 , A24C5/60 , A24C5/56 , A24C5/58 , A24D3/02
摘要： An embodiment of the present disclosure provides a smoking article including a smoking material portion which is wrapped with a smoking material wrapper, a filter portion which has an upstream end combined with the smoking material portion and is wrapped with a filter wrapper, and a tipping paper which wraps around the filter portion and at least a partial region of the smoking material portion so that the smoking material portion and the filter portion are combined, wherein a design printing layer, an overprint (OP) coating layer, and a sweetener coating layer are disposed on a surface of the tipping paper.

9. 发明公开

EP3939442A1 SMOKING ARTICLE COMPRISING BIODEGRADABLE CIGARETTE PAPER 审中-实审
公开(公告)号：EP3939442A1
公开(公告)日：2022-01-19
申请号：EP21746629.1
申请日：2021-03-16
申请人： KT&G Corporation
发明人： AHN, Ki Jin , SEO, Man Seok , KIM, Soo Ho , KIM, Jong Yeol , MA, Kyeng Bae , CHEONG, Bong Su
IPC分类号： A24D1/02 , A24F40/40
摘要： The present disclosure relates to a smoking article including biodegradable cigarette paper.

10. 发明公开

EP4305973A1 AEROSOL GENERATION PRODUCT WITH LOW IGNITION PROPENSITY 审中-实审
公开(公告)号：EP4305973A1
公开(公告)日：2024-01-17
申请号：EP22788464.0
申请日：2022-04-14
申请人： KT&G Corporation
发明人： PARK, Chang Jin , KIM, Soo Ho , AHN, Ki Jin , CHEONG, Bong Su , HWANG, Min Hee
IPC分类号： A24D1/02 , A24D1/20 , A24D1/04 , D21H21/34 , D21H27/00 , D21H19/64 , D21H17/00 , C09D5/18 , C09D1/00
摘要： An aerosol generation product with a low ignition propensity is provided. An aerosol generation product according to some embodiments of the present disclosure is used together with an aerosol generation device, and may include an aerosol formation substrate portion, a filter portion, and a wrapper formed of a flame-retardant paper material and wrapped around at least a portion of the aerosol formation substrate portion. The flame-retardant paper material may improve smoking safety of a user by reducing a possibility of ignition of the wrapper due to an abnormally high temperature during smoking, and may prevent in advance the user from experiencing unintentional smoking, by reducing the possibility of ignition of the aerosol generation product due to an act of ignition by the user.

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