Reverse osmosis membrane and process

Details Reverse osmosis membrane and process Reverse osmosis membrane and process

2003-10-09

2009-02-17

Fortuna, Ana M (Department: 1797)

Liquid purification or separation

Filter

Supported, shaped or superimposed formed mediums

C210S500380, C210S500270, C427S296000, C095S045000, C095S049000, C096S011000

Reexamination Certificate

active

07490725

ABSTRACT:
A reverse osmosis membrane, and methods for making and using the membrane. The membrane has a continuous, defect-free, non-porous, hydrophilic coating that reduces the susceptibility to fouling.

REFERENCES:
patent: 3133132 (1964-05-01), Loeb et al.
patent: 3133137 (1964-05-01), Loeb et al.
patent: 3980456 (1976-09-01), Browall
patent: 4214020 (1980-07-01), Ward et al.
patent: 4277344 (1981-07-01), Cadotte
patent: 4305824 (1981-12-01), Uemura et al.
patent: 4872984 (1989-10-01), Tomaschke
patent: 4927540 (1990-05-01), Wessling et al.
patent: 4948507 (1990-08-01), Tomaschke
patent: 4963165 (1990-10-01), Blume et al.
patent: 5044166 (1991-09-01), Wijmans et al.
patent: 5075011 (1991-12-01), Waite
patent: 5082471 (1992-01-01), Athayde et al.
patent: 5118424 (1992-06-01), McRae
patent: 5147553 (1992-09-01), Waite
patent: 5152901 (1992-10-01), Hodgdon
patent: 5205843 (1993-04-01), Kaschemekat et al.
patent: 5296144 (1994-03-01), Sternina et al.
patent: 5374300 (1994-12-01), Kaschemekat et al.
patent: 5698105 (1997-12-01), Colquhoun et al.
patent: 5989426 (1999-11-01), Hirose et al.
patent: 6026968 (2000-02-01), Hachisuka et al.
patent: 6177011 (2001-01-01), Hachisuka et al.
patent: 6368382 (2002-04-01), Chiou
patent: 6413425 (2002-07-01), Hachisuka et al.
patent: 6913694 (2005-07-01), Koo et al.
patent: 7018539 (2006-03-01), Mairal et al.
patent: 2003/0121844 (2003-07-01), Koo et al.
patent: 4237604 (1994-05-01), None
S. Nunes et al., “Dense Hydrophilic Composite Membranes for Ultrafiltration,” J. Membrane Science, 1995, p. 51-56, vol. 106, Elsevier Pub., Amsterdam.
K. Ebert et al., “Solvent-Resistant Nanofiltration Membranes in Edible Oil Processing,” Membrane Technology, 1999, p. 5-8, vol. 107.
R. Peterson, “Composite Reverse Osmosis and Nanofiltration Membranes,” J. Membrane Science, 1993, p. 81, 89-132, vol. 83, Elsevier Pub., Amsterdam.

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