- Patent Title: Lyocell material for cigarette filter and method for preparing same
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Application No.: US15024936Application Date: 2014-09-26
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Publication No.: US10306919B2Publication Date: 2019-06-04
- Inventor: Jong Cheol Jeong , Sang Woo Jin , Sang Mok Lee , Woo Chul Kim , Sang Yoel Lee , Jong Yeol Kim , Soo Ho Kim , Bong Su Cheong , Hyun Suk Cho , Sung Jong Ki
- Applicant: KOLON INDUSTRIES, INC. , KT&G CORPORATION
- Applicant Address: KR Seoul KR Daejeon
- Assignee: KOLON INDUSTRIES, INC.,KT&G CORPORATION
- Current Assignee: KOLON INDUSTRIES, INC.,KT&G CORPORATION
- Current Assignee Address: KR Seoul KR Daejeon
- Agency: Sughrue Mion, PLLC
- Priority: KR10-2013-0114536 20130926; KR10-2013-0163793 20131226; KR10-2014-0128163 20140925
- International Application: PCT/KR2014/009006 WO 20140926
- International Announcement: WO2015/046943 WO 20150402
- Main IPC: A24D3/02
- IPC: A24D3/02 ; B29C48/00 ; A24D3/10 ; D01D1/02 ; D01F2/00 ; A24D3/06 ; D01D5/06 ; D01D10/06 ; D02G1/00 ; B29K1/00 ; B29L31/14 ; B29L31/00
Abstract:
Disclosed are a lyocell material for a cigarette filter and a method of preparing the same, wherein a crimped tow is manufactured using a lyocell multifilament including low-strength lyocell monofilaments, and thus the ultimately prepared lyocell material for a cigarette filter can exhibit low strength, thereby increasing processing efficiency during the manufacture of the cigarette filter.
Public/Granted literature
- US20160235112A1 LYOCELL MATERIAL FOR CIGARETTE FILTER AND METHOD FOR PREPARING SAME Public/Granted day:2016-08-18
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