Organic compounds -- part of the class 532-570 series – Organic compounds – Heavy metal containing
Patent
1995-02-23
1995-10-31
Nazario-Gonzales, Porfirio
Organic compounds -- part of the class 532-570 series
Organic compounds
Heavy metal containing
556130, 556146, 423155, 25218212, 534 15, C07F 108, C07F 306, C07F 1504
Patent
active
054630991
ABSTRACT:
An extractant for selectively extracting strontium from an aqueous solution containing the same, which comprises a 1,2-benzenebis(1,4-dioxanonyl-6,8-dionato)metal complex of the following structural formula: ##STR1## wherein M represents a metal ion of Cu (II), Zn (II) or Ni (II).
REFERENCES:
patent: 3745187 (1973-07-01), Noguchi et al.
patent: 3769308 (1973-10-01), Kohmoto et al.
patent: 3772354 (1973-11-01), Fedricks et al.
Kobuke Yoshiaki
Ozawa Masaki
Togashi Akio
Watanabe Masayuki
Doryokuro Kakunenryo Kaihatsu Jigyodan
Nazario-Gonzales Porfirio
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