COMPOSITE SEMIPERMEABLE MEMBRANE

The present invention relates to a composite semipermeable membrane including: a support membrane; and a separation functional layer provided on the support membrane, in which the separation functional layer includes a thin membrane, the thin membrane has a fold structure including a plurality of pr...

Full description

Saved in:
Bibliographic Details
Main Authors TABAYASHI, Shunsuke, SASAKI, Takao, YOSHINO, Takashi, OKANISHI, Ryosuke, HIGASHI, Masaki, MINEHARA, Hiroki, AMANO, Yuta
Format Patent
LanguageEnglish
Published 20.06.2024
Subjects
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TRANSPORTING
Online AccessGet full text

Cover

More Information
Summary:The present invention relates to a composite semipermeable membrane including: a support membrane; and a separation functional layer provided on the support membrane, in which the separation functional layer includes a thin membrane, the thin membrane has a fold structure including a plurality of protrusions, an actual length L of the thin membrane per 1 μm length of the support membrane in a cross-sectional direction perpendicular to a membrane surface is 3.0 μm or more, and a thickness of the thin membrane in the protrusion is 15 nm or more.
Bibliography:Application Number: US202218287800