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US 2017/0361284 A1Published application
High-functional polyamide-based dry water treatment separator and method for manufacturing same
AssigneeLG Chem, Ltd.
InventorsYoungju LEE, Byungho JEON, Chong Kyu SHIN
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Abstract
The present invention relates to a dry water treatment membrane having moisture content of 1% to 10%, and a method for manufacturing the same.
Claims20
A dry water treatment membrane comprising:
- a porous support;
- a polyamide active layer provided on the porous support;
- and
- a coating layer including a glycerin compound provided on the polyamide active layer,
- wherein moisture content is from 1% to 10%.
2 more elements
A dry water treatment membrane comprising:
- a porous support;
- a polyamide active layer provided on the porous support;
- and
- a coating layer including a glycerin compound and polyvinyl alcohol (PVA) provided on the polyamide active layer,
- wherein moisture content is from 1% to 10%.
2 more elements
A method for manufacturing a dry water treatment membrane, the method comprising:
- forming an aqueous solution layer including an amine compound on a porous support;
- forming a polyamide active layer by bringing an organic solution including acyl halide into contact on the aqueous solution layer;
- surface coating the polyamide active layer with a composition including a glycerin compound;
- and
- drying the result.
2 more elements
A method for manufacturing a dry water treatment membrane, the method comprising:
- forming an aqueous solution layer including an amine compound on a porous support;
- forming a polyamide active layer by bringing an organic solution including acyl halide into contact on the aqueous solution layer;
- surface coating the polyamide active layer with a composition including a glycerin compound and polyvinyl alcohol (PVA);
- and
- drying the result.
2 more elements
Dependencies are inferred from the claim text.