公开(公告)号：US10374247B2

公开(公告)日：2019-08-06

申请号：US15119040

申请日：2015-02-24

Applicant: KOLON FASHION MATERIAL. INC.

Inventor： Heung Ryul Oh ,  Sung Jin Kim ,  Yong Hwan Lee ,  Hwan Kwon Rho ,  Chul Ki Kim ,  Jeong Young Choi ,  Jun Young Park ,  Ji Suk Baek

IPC: H01M8/1062 ,  D04H1/4382 ,  D04H1/54 ,  D04H1/728 ,  D06C7/00 ,  D04H1/4342 ,  D06C3/00 ,  D06C15/00

Abstract: The present invention relates to a porous support, a preparation method therefor, and a reinforced membrane containing the same, wherein the porous support comprises a nanoweb in which nanofibers are integrated in the form of a nonwoven fabric comprising a plurality of pores, and the nanoweb has an elongation at break of 1-10%. The porous support has excellent air permeability and water permeability, remarkable durability, heat resistance and chemical resistance, and excellent mechanical strength and processability.

公开(公告)号：US11038184B2

公开(公告)日：2021-06-15

申请号：US15537892

申请日：2015-12-14

Applicant: KOLON FASHION MATERIAL. INC.

Inventor： Jun Young Park ,  Chui Ki Kim ,  Sung Jin Kim ,  Ji Suk Baek ,  Heung Ryul Oh ,  Yong Hwan Lee ,  Hwan Kwon Rho

IPC: H01M8/0289 ,  H01M8/1062 ,  B01D69/10 ,  H01M4/62 ,  B01D69/02 ,  B01D39/16 ,  H01M8/1018 ,  B01D71/64 ,  B01D67/00

Abstract: Disclosed is a porous support including fine porous structures formed between nanofibers, wherein the fine porous structures have a porosity of 50% to 90%, a pore size of 0.01 μm to 10 μm and an air permeability of 0.01 to 7 sec/100 cc·air, and the porous support has a thickness of 5 μm to 50 μm, a method of manufacturing the same and a reinforced membrane including the same.