Afton Chemical Corporation

Ethyl Corporation

Ronald L Phillips

Roger M Sheets

David J Degonia

John T Loper

Nubar Ozbalik

Anthony J Rollin

Jeffrey L Milner

Chip Hewette

There is disclosed herein an additive composition including a compound of formula (III): wherein R, R, R, R, R, R, R, and Rare independently selected from the group consisting of hydrogen, cyano, and hydrocarbyl groups comprising from about 1 to about 30 carbon atoms.

Composition comprising a sulfur-containing, phosphorus-containing compound, and/or its salt, and uses thereof

There is disclosed a salt of a sulfur-containing, phosphorus-containing compound. There is also disclosed a method of making the salt.

Salt of a sulfur-containing, phosphorus-containing compound, and methods thereof

Sulfurized phosphorous compounds, which are effective anti-wear, extreme pressure agents, may be formed without odor by reacting phosphorous compounds with other reactive sulfur sources, including elemental sulfur, before addition of polysulfides. The process of the present invention yields a lubricant additive package which is odor free or very low odor, thermally stable, and which contains polysulfides. Particularly useful embodiments of this invention include low odor gear lubricant additive packages.

Odor reduction of lubricant additives packages

Growing community of inventors

Richmond, VA, United States of America

Ronald L Phillips