N,N'-Disubstituted 2,4'-diaminodiphenyl ethers as antioxidants

Details N,N'-Disubstituted 2,4'-diaminodiphenyl ethers as antioxidants N,N'-Disubstituted 2,4'-diaminodiphenyl ethers as antioxidants

1980-07-24

1982-01-05

Metz, Andrew

Compositions

Electrolytes for electrical devices

252 475, 252402, 252403, C10M 132

Patent

active

043092942

ABSTRACT:
N,N'-disubstituted 2,4'-diaminodiphenyl ethers are a potent antioxidant for petroleum products and petroleum-related products. In particular, the N,N'-dibenzyl derivative and other aromatic and hetero-aromatic analogs of the dibenzyl derivatives exhibit desirable antioxidant properties at levels as low as about 0.05% by weight.

REFERENCES:
patent: 2290860 (1942-07-01), Burk et al.
patent: 2480450 (1949-08-01), Cocroft et al.
patent: 3093586 (1963-06-01), Cyba
patent: 3122575 (1964-02-01), Peterson et al.
patent: 3169926 (1965-02-01), Symon
patent: 3240706 (1966-03-01), Cyba et al.
patent: 3502581 (1970-03-01), Cyba

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