Title:
LYOCELL MATERIAL, CIGARETTE FILTER, AND RESPECTIVE MANUFACTURING METHODS THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/128522
Kind Code:
A1
Abstract:
The present application relates to a lyocell material for a cigarette filter, a cigarette filter comprising the lyocell material, and respective manufacturing methods therefor. The lyocell material and the cigarette filter comprising same substitute for conventional cellulose acetate materials and filters and provides not only excellent biodegradability but also excellent filter processability and excellent cigarette properties (e.g., draw resistance).
Inventors:
JIN SANG WOO (KR)
JEONG JONG CHEOL (KR)
LEE JEONG HUN (KR)
SEO SEUNG DONG (KR)
HWANG YEONG NAM (KR)
MA KYENGBAE (KR)
YANG JIN-CHUL (KR)
CHEONG BONG SU (KR)
HA SUNGHOON (KR)
JEONG JONG CHEOL (KR)
LEE JEONG HUN (KR)
SEO SEUNG DONG (KR)
HWANG YEONG NAM (KR)
MA KYENGBAE (KR)
YANG JIN-CHUL (KR)
CHEONG BONG SU (KR)
HA SUNGHOON (KR)
Application Number:
PCT/KR2022/021313
Publication Date:
July 06, 2023
Filing Date:
December 26, 2022
Export Citation:
Assignee:
KOLON INC (KR)
KT & G CORP (KR)
KT & G CORP (KR)
International Classes:
A24D3/06; A24D3/08; B01D39/18; D01D5/06; D01D5/22; D01F2/00
Foreign References:
| KR20160081726A | 2016-07-08 | |||
| KR20170075849A | 2017-07-04 | |||
| KR20160041664A | 2016-04-18 | |||
| US20190075842A1 | 2019-03-14 | |||
| US20210315255A1 | 2021-10-14 |
Attorney, Agent or Firm:
Y.P. LEE, MOCK & PARTNERS (KR)
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