Title:
CABIN FILTER UNIT HAVING PTFE MEMBRANE MULTILAYERED STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2023/085909
Kind Code:
A1
Abstract:
The present invention provides a cabin filter unit having a PTFE membrane multilayered structure comprising three superimposed layers. The cabin filter unit having a PTFE membrane multilayered structure comprises: a melt blown layer disposed on the outermost periphery so as to perform filtering in a depth filtration type; a PTFE membrane layer superimposed on the inside of the melt blown layer so as to perform filtering in a surface filtration type; and a support layer superimposed on the inside of the PTFE membrane layer so as to support the layers.
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Inventors:
MOON YOUNG SIL (KR)
JEON HEOK SOO (KR)
JEON HEOK SOO (KR)
Application Number:
PCT/KR2022/018020
Publication Date:
May 19, 2023
Filing Date:
November 15, 2022
Export Citation:
Assignee:
MICRO ONE CO LTD (KR)
International Classes:
B01D46/52; B01D39/16; B01D46/00
Foreign References:
US20140165517A1 | 2014-06-19 | |||
JP2008531279A | 2008-08-14 | |||
CN106237876A | 2016-12-21 | |||
CN107497181A | 2017-12-22 | |||
KR20160071758A | 2016-06-22 |
Attorney, Agent or Firm:
KEY IP&LAW FIRM (KR)
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