Liquid purification or separation – Filter – Material
Patent
1992-12-09
1994-03-01
Sever, Frank
Liquid purification or separation
Filter
Material
21050043, 26417715, B01D 6124, B01D 6908, B01D 7142
Patent
active
052904482
ABSTRACT:
An asymmetric semipermeable membrane for dialysis and/or ultrafiltration is composed of a copolymer of acrylonitrile and acrylic ester and an ionic or ionizable monomer in the form of a hollow fiber. The copolymer is composed of 90.50 to 95.00 wt. % acrylonitrile, 4.99 to 8.60 wt. % acrylic ester, and 0.01 to 0.90 wt. % of the ionic or ionizable monomer. Also provided is a process for its manufacture.
REFERENCES:
patent: 3600491 (1971-08-01), Shimoda et al.
patent: 3674628 (1972-07-01), Fabre
patent: 3871950 (1975-03-01), Hashino et al.
patent: 3930105 (1975-12-01), Christen et al.
patent: 4006067 (1977-02-01), Gussack
patent: 4056467 (1977-11-01), Christen et al.
patent: 4181694 (1980-01-01), Hashino et al.
patent: 4234431 (1980-11-01), Mishiro et al.
patent: 4252652 (1981-02-01), Elfert et al.
patent: 4340481 (1982-07-01), Mishiro et al.
patent: 4432923 (1984-02-01), Reinehr et al.
patent: 4545910 (1985-10-01), Marze
patent: 4564488 (1986-01-01), Gerlach et al.
patent: 5039420 (1991-08-01), Klein et al.
Neugebauer, W. Lorenz, "Histamine in Health and Disease," Behring Inst. Mitt., No. 68, (1981), pp. 102-133.
Lorenz, W. et al., "Definition and Classification of the Histamine-Release Response to Drugs in Anaesthesia and Surgery: Studies in the Conscious Human Subject," Klin. Wochenschr (1982) 60:896-913.
Bonner, G. et al., "Hemodynamic Effects of Bradykinin on Systemic and Pulmonary Circulation in Healthy and Hypertensive Humans," J. Cardiovascular Pharmacology, 15 (Suppl. 6) (1990) S46-S56.
Henke Karl
Loffelmann Walter
Passlack Jurgen
Schmitt Harald
Sluma Heinz-Dieter
Akzo NV
Sever Frank
LandOfFree
Polyacrylonitrile membrane does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Polyacrylonitrile membrane, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Polyacrylonitrile membrane will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-574247