Liquid purification or separation – Filter – Supported – shaped or superimposed formed mediums
Patent
1987-08-02
1990-12-25
Spear, Frank
Liquid purification or separation
Filter
Supported, shaped or superimposed formed mediums
21050025, 427246, B01D 7102
Patent
active
049800620
ABSTRACT:
A process for preparing microporous inorganic membranes comprising mixing a sol comprised of inorganic colloidal particles dispersed in a liquid medium with an organic polymeric film forming material dissolved in a suitable solvent. The liquid medium of the sol, the organic polymeric film forming material, and the solvent being selected such that:
REFERENCES:
EPO 237865, 9-1987.
Barr James P.
Spear Frank
W. R. Grace & Co.,-Conn.
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