Reactivation of spent alkanolamine

Details Reactivation of spent alkanolamine Reactivation of spent alkanolamine

1987-07-02

1990-11-13

Hollrah, Glennon H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

210669, 210685, 423228, 423229, C07C20984, C02F 142, C01B 3120, B01D 1504

Patent

active

049703447

ABSTRACT:
Aqueous alkanolamine solution containing alkali metal salts of anions which form heat stable salts with such alkanolamine is reactivated by contacting the solution sequentially with a basic anion exchange resin to remove such anions and an acidic cation ion exchange resin to remove alkali metal ions.

REFERENCES:
patent: 2797188 (1957-06-01), Taylor et al.
patent: 3428684 (1969-02-01), Tindall
patent: 3546298 (1970-12-01), Tindall
patent: 4113849 (1978-09-01), Atwood
patent: 4180655 (1979-12-01), Suami et al.
patent: 4477419 (1984-10-01), Pearce et al.

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