Composite separator for gas separation
AssigneesSK Innovation Co., Ltd., SK ie technology Co., Ltd.
InventorsDong Jae Kim, Hye Jin Kim, Min Sang Park, Sin Woo Kim, Yu Mi Choi
Life of this patent
Estimating the term…
Abstract
Provided is a composite separator for gas separation. According to an aspect of the present disclosure, a composite separator for gas separation includes a support and a selective layer disposed on one surface of the support, wherein the support includes a porous polyethylene film, and has a surface roughness of 100 nm or less, a surface median pore diameter of 300 nm or less, and a tensile strength in a machine direction (MD) and a transverse direction (TD) of 10 MPa or more.
Claims13
A composite separator for gas separation, the composite separator comprising:
- a support including a porous polyethylene film;
- a selective layer;
- and
- a middle layer including a siloxane-based polymer or a polyacetylene-based polymer disposed between the support and the selective layer,
- wherein the support has a surface roughness of 100 nm or less, a surface median pore diameter of 300 nm or less, and a tensile strength in a machine direction (MD) and a transverse direction (TD) of 10 MPa or more.
Dependencies are inferred from the claim text.