Additives to lubricants resulting from the condensation of an al

Details Additives to lubricants resulting from the condensation of an al Additives to lubricants resulting from the condensation of an al

1989-12-07

1991-10-08

Lipman, Bernard

Compositions

Electrolytes for electrical devices

5253276, 525375, C10M10508

Patent

active

050552139

ABSTRACT:
The invention relates to additives to lubricants resulting from the condensation of a primary or secondary amine and/or of an alkylene polyamine with a copolymer containing vicinal carboxylic groups.
Derivatives of phenothiazine, or naphthylamine and of diphenylamine are employed in most cases as alkylene polyamine.
These compounds can be employed as multifunctional additives to lubricants.

REFERENCES:
patent: 3048544 (1962-08-01), Stewart et al.
patent: 3933761 (1976-01-01), Coleman

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