Washing of semipermeable membrane

Details Washing of semipermeable membrane Washing of semipermeable membrane

1985-11-25

1988-08-30

Spear, Frank

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

21050023, 422 22, B01D 1300

Patent

active

047675381

ABSTRACT:
A method of preparing a dialyzer unit having a plurality of coextending hollow fibers includes washing interior fiber surfaces with an acetic acid both, flushing the interior surfaces with an aqueous glycerin solution, and removing the residual water while retaining a substantial quantity of absorbed glycerin in the fibers. The dialyzer can then be sealed and sterilized.

REFERENCES:
patent: 4176070 (1979-11-01), Sakurado et al.
patent: 4411866 (1983-10-01), Kahno
patent: 4609728 (1986-09-01), Spranger et al.

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