Lg Chem, Ltd

Se Jeong Hwang

Phill Lee

Taeyoung Park

Taehyeong Kim

Sangbum Ahn

Hosung Kang

Kwang Hwan Kim

Provided is a feed spacer having a three-layered structure, and a reverse osmosis membrane filter module including the same, where the feed spacer includes a first set of a plurality of strands that are positioned in parallel; a second set of a plurality of parallel strands provided to cross the first set; and a third set of a plurality of parallel strands positioned in parallel with a raw water flow direction, where at least one of the first set and the second set consists of strands having a smaller thickness than that of the strands constituting the third set.

Feed spacer having three-layered structure and reverse osmosis membrane filter module comprising same

Provided is a hot-melt adhesive composition containing a polymer resin and a magnetic composite for a water treatment element, an adhesive film, and a water treatment element including the same.

Hot-melt adhesive composition for water treatment element, adhesive film, and water treatment element comprising same

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Daejeon, South Korea

Se Jeong Hwang