Liquid purification or separation – With means to add treating material – Chromatography
Patent
1991-02-26
1992-09-15
Dawson, Robert A.
Liquid purification or separation
With means to add treating material
Chromatography
210656, B01D 1508
Patent
active
051475367
ABSTRACT:
Anion exchangers for chromatographic separation, containing two positive charges at a distance of two atoms from each other. The invention comtemplates in particular anion exchangers containing two quaternary amino groups.
REFERENCES:
patent: 4298500 (1981-11-01), Abbott
patent: 4980067 (1990-12-01), Hou et al.
Australian Official Journal of Patents, vol. 2, No. 13, Acceptance #: 571979 (Apr. 28, 1988).
Dawson Robert A.
Kim Sun Uk
Pharmacia LKB Biotechnology AB
Philpitt Fred
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