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Class 508/434 - Hydrogen bonded directly to the phosphorus


Subclass of Class 508 - Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions
Definition: Compositions wherein the phosphorus is bonded directly to
No. of patents: 24
Last issue date: 08/31/2010


NumberTitleIssue Date
7786059Anti-wear additive composition and lubricating oil composition containing the same
An anti-wear additive composition comprising at least one acid phosphite compound and at least one neutral phosphite compound, wherein the ratio of the acid phosphite to the neutral phosphite is from about 1.0:10.7 to about 2.0:1.0, and lubricating oil compositions ...
08/31/2010
6706670Water soluble metal working fluids
This invention relates to novel water soluble metal working fluid compositions, their use to work metal, a process for working metal using such compositions and the metal worked article of manufacture. More particularly, this invention relates to fluid compositions ...
03/16/2004
6613722Lubricating composition
A lubricating composition for lubricating a continuously variable transmission, the lubricating composition comprising a mixture of a major amount of a lubricating oil and an effective amount of a performance enhancing additive combination comprising: (a)...
09/02/2003
6303546Traction drive fluid
There is disclosed a traction drive fluid which comprises a base oil blended with (A) an active phosphate ester base compound, (B) a boron-containing imide base dispersant (e.g. polyalkenyl succinimide treated with a boron compound) and (C) a boron-free i...
10/16/2001
6225266Zinc-free continuously variable transmission fluid
A zinc-free lubricating composition for lubricating a continuously variable transmission, the lubricating composition comprising a mixture of a major amount of a lubricating oil and an effective amount of a performance enhancing additive combination compr...
05/01/2001
6100226Simple metal grease compositions
Improved grease compositions comprise a major amount of an oil based metal soap thickened base grease selected from the group consisting of simple metal soap thickened base grease, complex grease and failed complex grease, at least one sulfur and phosphor...
08/08/2000
6063742Grease compositions
Improved grease compositions comprise a major amount of an oil based metal soap thickened base grease selected from the group consisting of simple metal soap thickened base grease, complex grease and failed complex grease, at least one metal salt of a sul...
05/16/2000
5922656Lubricant compositions for automatic transmissions
The lubricant composition of the present invention can be used in automatic transmissions and contains 0.05 to 2% of a metallic salt of organic acid (component (A)), such as calcium sulfonate, 0.15 to 4% of a specific polyamide compound (component (B)) an...
07/13/1999
5916852Power transmission fluids with improved friction break-in
The present invention generally pertains to a power transmission fluid composition comprising: (a) a major amount of lubricating oil; (b) an oil soluble phosphorus compound; (c) an ashless dispersant; and (d) an amine (i.e., alkyl primary amine) having th...
06/29/1999
5854183Grease composition for constant-velocity joints
A grease composition for constant-velocity joints which is prepared by blending a lube base oil with (A) a urea-urethane thickening agent comprising a mixture of (a) 20 to 95 mole % of a diurea compound of the formula (1): ##STR1## (b) 4 to 50 mole %...
12/29/1998
5807811Water-based drilling fluids containing phosphites as lubricating aids
An oil-in-water emulsion composition is disclosed which comprises a mixture of water and (A) at least one oil comprising (1) a natural oil or synthetic triglyceride of the formula ##STR1## wherein R1, R2 and R3 are indepen...
09/15/1998
5798322Friction-modifying additives for slideway lubricants
A friction-modifying additive composition for a slideway lubricant comprising a mixture of at least one polymeric ester of certain dibasic and monobasic acids with selected organo phosphorus compounds....
08/25/1998
5597506Increasing the friction durability of power transmission fluids through the use of oil soluble competing additives
A method of controlling the friction coefficients and improving the friction durability of an oleaginous compositions, such as an ATF, comprising adding to the composition a combination of competing additives comprising (1) at least one friction modifying...
01/28/1997
5585030Increasing the friction durability of power transmission fluids through the use of oil soluble competing additives
A method of controlling the friction coefficients and improving the friction durability of an oleaginous compositions, such as an ATF, comprising adding to the composition a combination of competing additives comprising (a) at least one friction reducing ...
12/17/1996
5413726Phosphite adduct of a telomerized vegetable oil for lubricant compositions
There is disclosed a group of lubricant additives that have improved oxidative stability, high viscosity and relatively lower cost and that comprise telomerized vegetable oils having no more than 4% polyunsaturated fatty acids. There is also disclosed sul...
05/09/1995
5362409Grease compositions
Improved grease compositions comprise a major amount of an oil based metal soap thickened base grease selected from the group consisting of complex and failed complex greases, at least one sulfur and phosphorus containing composition alone or together wit...
11/08/1994
5354485Lubricating compositions, greases, aqueous fluids containing organic ammonium thiosulfates
This invention relates to a composition comprising a major amount of an oil of lubricating viscosity, and (A) an organic ammonium thiosulfate. The lubricating composition is either free of added lead containing compounds or additionally contains (B) a pho...
10/11/1994
5256321Grease compositions
Improved grease compositions substantially free of boron and boron-containing compounds, comprise a major amount of an oil based simple metal soap thickened base grease and a minor amount of at least one sulfur and phosphorus containing composition suffic...
10/26/1993
5256320Grease compositions
Improved grease compositions comprise a major amount of an oil based simple metal soap thickened base grease, an overbased metal salt of an organic acid, at least one sulfur and phosphorus containing composition and a hydrocarbyl phosphite, together in am...
10/26/1993
5104559Hydrogen perfluoroalkylaromatic ethers and related compositions and methods
A lubricating compound having the structure: R1 --Rf --O--Ar--R2 wherein R1 is a monovalent radical selected from the group consisting of fluoride, unsubstituted aryloxys, substituted aryloxys, unsubstituted arylthio...
04/14/1992
4752416Phosphite ester compositions, and lubricants and functional fluids containing same
Lubricating and functional fluid compositions are described which comprise at least one oil of lubricating viscosity and an extreme-pressure and friction-modifying amount of (A) at least one phosphite ester characterized by the formula ##STR1## wher...
06/21/1988
4657685Emulsion type liquid lubricant for metal forming, process for preparing the lubricant and process for metal forming with the lubricant
A substantially water-free, emulsion type liquid lubricant for metal forming which comprises: (a) a lubricating oil, (b) at least one of phosphoric acid esters represented by the general formula: ##STR1## wherein R is alkyl, alkylalkenyl or aryl; n ...
04/14/1987
4130496Process of preparing monoaryl phosphonates and lubricant compositions containing same
Aryl phosphonates of high purity, prepared by heating the corresponding aryl di-t-alkyl phosphite in the presence of a heterogeneous acidic reticular resin catalyst, are incorporated into various lubricant compositions to provide such compositions with im...
12/19/1978
4092254Process of preparing monoaryl phosphonates and lubricant compositions containing same
Aryl phosphonates of high purity, prepared by heating the corresponding aryl di-t-alkyl phosphite in the presence of a heterogeneous acidic reticular resin catalyst, are incorporated into various lubricant compositions to provide such compositions with im...
05/30/1978
 
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