Process for separating selenium, selenium compounds, sulfur and/

Details Process for separating selenium, selenium compounds, sulfur and/ Process for separating selenium, selenium compounds, sulfur and/

1980-01-25

1981-03-31

Trousof, Natalie

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

Organic compounds

Carboxylic acid esters

560 24, 560115, 560157, 560158, 423508, 423509, 423510, 423511, 423567R, C07C125073

Patent

active

042595118

ABSTRACT:
A process for separating selenium, selenium compounds, sulfur and/or sulfur compounds from urethanes containing these elements and/or compounds by reacting said urethanes with an aqueous permanganate solution and then separating the resulting phase system.

REFERENCES:
patent: 3895054 (1975-07-01), Zajocek et al.
patent: 3956360 (1976-05-01), Zajocek et al.
patent: 4038375 (1977-07-01), Vorachek et al.
patent: 4038376 (1977-07-01), McCoy et al.
patent: 4038377 (1977-07-01), Washall et al.
patent: 4041139 (1977-08-01), Washall et al.
patent: 4055629 (1977-10-01), Rosenthal et al.
patent: 4055630 (1977-10-01), McCoy et al.
patent: 4130633 (1978-12-01), Shawl et al.

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