Moisture and glycerine resistant polyurethane compositions for s

Details Moisture and glycerine resistant polyurethane compositions for s Moisture and glycerine resistant polyurethane compositions for s

1988-02-18

1989-12-12

Sever, Frank

Liquid purification or separation

Casing divided by membrane into sections having inlet

Cylindrical membrane

21032189, 21050023, B01D 1301

Patent

active

048866008

ABSTRACT:
Polyurethane compositions comprising isocyanate cured specific equivalent weight hydroxyl bearing components used as potting compounds or sealants for hollow fiber or folded membrane biomedical separatory devices, especially when such devices contain containments such as glycerine or water.

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patent: 4256617 (1981-03-01), Kroplinski et al.
patent: 4267044 (1981-05-01), Kroplinski et al.
patent: 4284506 (1981-08-01), Tetenbaum
patent: 4332927 (1982-06-01), Simone
patent: 4533598 (1985-08-01), Downey et al.

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