Compositions – Preservative agents – Anti-corrosion
Patent
1981-05-18
1983-01-11
Welsh, Maurice J.
Compositions
Preservative agents
Anti-corrosion
525417, 528423, 544357, C08G 6534
Patent
active
043681379
ABSTRACT:
This invention relates to polymerized oxyalkylated piperazines, to the salts and quaternaries thereof; and to uses thereof for example as demulsifiers, flotation aids, etc.
REFERENCES:
patent: 3009884 (1961-11-01), Monson et al.
patent: 3532646 (1970-10-01), Antikow et al.
patent: 4013787 (1977-03-01), Varlerberghe et al.
Glass Hyman F.
Petrolite Corporation
Ring Sidney B.
Welsh Maurice J.
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