Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and... – Organic sulfur compound – wherein the sulfur is single bonded...
Patent
1996-04-19
1997-12-02
Howard, Jacqueline V.
Solid anti-friction devices, materials therefor, lubricant or se
Lubricants or separants for moving solid surfaces and...
Organic sulfur compound, wherein the sulfur is single bonded...
508392, 508433, C01M15912, C01M13510
Patent
active
056935978
ABSTRACT:
Colloidal products are described which comprise micelles of alkaline metals or alkaline-earth metals, held in the colloidal state by at least one alkaline metal or alkaline-earth metal alkyl- or alkylarylsulphonate. The products further comprise micelles of a product containing calcium, phosphorus and sulphur resulting from the in situ reaction of calcium oxide or calcium hydroxide with a phosphorus sulphide, in particular tetraphosphorus decasulphide, and water.
These colloidal products are used as antiwear and extreme pressure additives for lubricating greases and oils.
REFERENCES:
patent: 3655558 (1972-04-01), Geyer et al.
patent: 3766067 (1973-10-01), Mc Millen
patent: 5080812 (1992-01-01), Parc et al.
patent: 5213697 (1993-05-01), Vinci et al.
patent: 5468399 (1995-11-01), Delfort et al.
Born Maurice
Daoudal Bertrand
Delfort Bruno
Dixmier Fran.cedilla.oise
Lacome Thierry
Howard Jacqueline V.
Institut Francais du Pe'trole
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