Title:
LYOCELL MATERIAL FOR CIGARETTE FILTER AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2023/054976
Kind Code:
A1
Abstract:
The present invention relates to a lyocell material for a cigarette filter and a method for manufacturing same, in which, by setting the optimal total denier range of crimped lyocell tow, which can realize filter properties equivalent to CA, a currently used cigarette filter, the optimal processability for manufacturing a cigarette filter can be secured, and due to the excellent biodegradability thereof, environmental pollution factors caused by conventional discarded cigarette butts can be reduced.
Inventors:
JIN SANG WOO (KR)
JEONG JONG CHEOL (KR)
LEE JEONG HUN (KR)
SEO SEUNG DONG (KR)
HWANG YEONG NAM (KR)
HA SUNGHOON (KR)
MA KYENGBAE (KR)
YANG JIN-CHUL (KR)
CHEONG BONG SU (KR)
JEONG JONG CHEOL (KR)
LEE JEONG HUN (KR)
SEO SEUNG DONG (KR)
HWANG YEONG NAM (KR)
HA SUNGHOON (KR)
MA KYENGBAE (KR)
YANG JIN-CHUL (KR)
CHEONG BONG SU (KR)
Application Number:
PCT/KR2022/014137
Publication Date:
April 06, 2023
Filing Date:
September 21, 2022
Export Citation:
Assignee:
KOLON INC (KR)
KT & G CORP (KR)
KT & G CORP (KR)
International Classes:
A24D3/10; A24D3/02; A24D3/06; A24D3/14; D01D5/06; D01D10/06; D01F2/00; D01F8/02
Domestic Patent References:
| WO2002087366A2 | 2002-11-07 |
Foreign References:
| KR20170075849A | 2017-07-04 | |||
| KR20160048738A | 2016-05-04 | |||
| KR20200047672A | 2020-05-07 | |||
| KR20160081726A | 2016-07-08 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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