Title:
MELT-BLOWN NONWOVEN FABRIC OF POLYMETHYLPENTENE AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2021/256425
Kind Code:
A1
Abstract:
This melt-blown nonwoven fabric which is formed of a polymethylpentene has a melt shear viscosity of from 600 Pa·s to 11,000 Pa·s as measured at the temperature of 230°C at the angular frequency of 0.10 rad/s, while having a melt shear viscosity of from 30 Pa·s to 340 Pa·s as measured at the temperature of 230°C at the angular frequency of 100 rad/s.
Inventors:
HARADA SATORU (JP)
Application Number:
PCT/JP2021/022515
Publication Date:
December 23, 2021
Filing Date:
June 14, 2021
Export Citation:
Assignee:
TOYO BOSEKI (JP)
International Classes:
D04H3/16; D01D5/08; D01F6/04; D01F6/46; D04H3/007
Domestic Patent References:
WO2021033700A1 | 2021-02-25 |
Foreign References:
JP2018095973A | 2018-06-21 | |||
KR102256160B1 | 2021-05-25 |
Download PDF:
Previous Patent: ELECTROLYTE MEMBRANE/ELECTRODE ASSEMBLY AND FUEL CELL
Next Patent: ELECTRONIC DEVICE AND MANUFACTURING METHOD THEREFOR
Next Patent: ELECTRONIC DEVICE AND MANUFACTURING METHOD THEREFOR