Methylphosphonic acid amine salt lubricant additives

Details Methylphosphonic acid amine salt lubricant additives Methylphosphonic acid amine salt lubricant additives

1988-02-22

1989-07-11

Evans, J. E.

Organic compounds -- part of the class 532-570 series

Organic compounds

Phosphorus acids or salts thereof

252 525, 252 527R, C07F 928, C10M10508

Patent

active

048474576

ABSTRACT:
Novel salts of methylphosphonic acid with primary amines are described. These compounds are preferably used as extreme pressure additives in lubricant compositions.

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patent: 2922764 (1960-01-01), Boswell et al.
patent: 3544463 (1970-12-01), Koft
patent: 3609077 (1971-09-01), Breitigam et al.
patent: 4071551 (1978-01-01), Jung et al.
patent: 4656200 (1987-04-01), Clubley et al.

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