Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Treating polymer containing material or treating a solid...
Patent
1977-12-22
1979-04-17
Lee, Lester L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Treating polymer containing material or treating a solid...
260874, 423 24, 528212, 528215, 528216, C08G 6546
Patent
active
041502183
ABSTRACT:
A process is disclosed for the separation of copper from a copper-amine mixture. The process comprises contacting the copper-amine mixture with an acidic cation exchange resin in which substantially all of the acid groups have been exchanged with a metal ion that is above copper in the electromotive series.
REFERENCES:
patent: 3383435 (1968-05-01), Cizek
patent: 3984374 (1976-10-01), Cooper et al.
patent: 4024107 (1977-05-01), Bennett, Jr. et al.
patent: 4071500 (1978-01-01), Cooper et al.
General Electric Company
Lee Lester L.
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