Patents for C10N 70 - Special methods of preparation (2,081)
03/1991
03/08/1991WO1991003532A1 Liquid lubricants from alpha-olefin and styrene copolymers
02/1991
02/27/1991EP0413795A1 Synthetic lube composition and process.
02/27/1991CN1049513A Polysulphide compositions of unsaturated fatty substances and/or (poly) unsaturated acid esters and optianally olefins, their preparation and their use as additives for lubricants
02/12/1991US4992188 In air conditioners and refregirators with fluorocarbons; lubricants
02/06/1991EP0411861A2 Sulfurized olefin polymers soluble in polyalphaolefin lubricant oils
02/05/1991US4990711 Oligomerized substantially linear olefins
02/05/1991US4990238 Blends of tumorigenic and non-tumorigenic hydrocarbon oils
02/05/1991EP0422019A4 Olefinic oligomers having lubricating properties and process of making such oligomers.
02/04/1991CA2021224A1 Sulfurized olefin polymers soluble in polyalphaolefin lubricant oils
01/1991
01/30/1991EP0410849A1 Polysulfide compositions from unsaturated fatty elements and/or (poly)unsaturated esters from acids and from olefins, optionally their preparation and their utilisation as lubricant additives
01/30/1991EP0410648A2 A process for the preparation of a lubricating oil additive concentrate
01/28/1991CA2022132A1 Polysulphidic compositions from unsaturated fat and/or from (poly)unsaturated acid esters and possibly from olefins. their preparation and their utilization as additives in lubricants
01/10/1991WO1991000328A1 Improved basic calcium sulphonate
01/10/1991WO1991000319A1 Coating compositions
01/10/1991CA2063263A1 Coating compositions
01/10/1991CA2062760A1 Improved basic calcium sulphonate
01/09/1991EP0407074A1 Coating compositions
01/09/1991EP0406853A1 A carbonaceous powder for electrorheological fluid and a method of making the same
01/09/1991EP0406672A1 A method to prepare thermo-oxidatively stable phenylmethylsiloxane fluids
01/02/1991EP0405893A2 Water resistant grease composition
01/02/1991EP0405892A2 Water resistant grease composition
01/02/1991CN1048231A Process for producing over-based sulfurized alkaling earth metal phenate type detergent
12/1990
12/27/1990EP0404650A1 Overbased lubricating oil additives containing a molybdenun complex, process of preparation and compositions containing the same
12/27/1990EP0404607A2 Sulfurised lubricant additives, processes for preparing same and compositions containing said additives
12/27/1990EP0404571A1 Sliding member
12/27/1990EP0404178A2 Process for producing over-based sulfurized alkaline earth metal phenate type detergent
12/27/1990CA2019453A1 Water resistant grease composition
12/27/1990CA2016745A1 Method to prepare thermo-oxidatively stable phenylmethylsiloxane fluids
12/12/1990CN1047690A Refrigeration compositions and process for using
12/05/1990EP0400894A1 Refrigeration compositions and process for using
12/05/1990CN1047525A Compositions and process of using in refrigeration
12/05/1990CN1010694B Method in mechanical working of aluminium and aluminium alloys in presence of cooling lubricant and concentrate of cooling lubriant
12/05/1990CN1010693B Method in mechanical working of alumnium and aluminium alloys in presence of cooling lubricant and concontrate of cooling lubricant
12/02/1990CA2017873A1 Refrigeration compositions and process for using them
11/1990
11/28/1990EP0399817A2 Compositions and process of using in refrigeration
11/28/1990CN1047320A Viscosity modification of mineral oils
11/27/1990US4973411 Process for the preparation of sulfurized overbased phenate detergents
11/23/1990CA2016917A1 Compositions and process of using in refrigeration
11/22/1990EP0398448A2 Viscosity modification of mineral oils
11/13/1990US4970009 Modified VI improvers
11/13/1990CA1276385C Olefin polymer viscosity index improver additive useful in oil compositions
11/02/1990WO1990013620A1 Novel vi enhancing compositions and newtonian lube blends
10/1990
10/31/1990EP0395258A1 Process for preparing sulfurized branched alkyl phosphite lubricant additive
10/30/1990US4967029 Liquid lubricants from alpha-olefin and styrene copolymers
10/26/1990WO1990012857A1 Novel lubricant additives
10/14/1990CA2012988A1 Sulfurized branched alkyl phosphite lubricant additive
10/09/1990US4962271 Permselective membranes
10/06/1990WO1990012046A1 Graft copolymers and lubricants containing such as dispersant-viscosity improvers
09/1990
09/26/1990EP0389187A2 Lubricating oil additives
09/25/1990US4959168 Sulfurized compositions, and additive concentrates and lubricating oils containing same
09/25/1990CA1274526A1 High molecular weight nitrogen-containing condensates and fuels and lubricants containing same
09/18/1990US4957642 Magnesium phenate detergents
09/11/1990US4956512 Procedure for producing poly-alpha-olefine-type lubricants
09/11/1990US4956107 Amide dispersant additives derived from amino-amines
09/05/1990EP0385616A2 A process for the production of a lubricating oil additive concentrate
09/05/1990EP0385006A1 Removing haze from dewaxed hydrocarbon oil mixture boiling in the lubricating oil range
08/1990
08/22/1990WO1990010050A1 Novel synthetic lube composition and process
08/21/1990US4950382 Process for improving the low temperature performance of dewaxed oil and formulated oil products
08/18/1990WO1990009362A1 A process for producing lube oil from olefins by isomerization over a silicoaluminophosphate catalyst
08/16/1990EP0382450A2 Method for the production of long chain hydrocarbyl substituted mono-or dicarboxylic acid materials
08/08/1990EP0381350A1 Hydrotreated oil soluble sulfurized olefins and their preparation
07/1990
07/31/1990US4944890 Blend of halogen hydrocarbon and fluorine hydrocarbon lubricant
07/31/1990CA2007144A1 Hydrotreated oil soluble sulfurized olefins and their preparation
07/31/1990CA1272181A1 Process for preparing suspensions of solid lubricants
07/25/1990EP0258426B1 Process for producing an additive for lubricants and for aqueous heating agents and fuels
07/11/1990EP0377306A1 Process for the preparation of hydrogenated co-oligomers
07/11/1990EP0377305A1 Novel alkylaromatic lubricant fluids
07/04/1990EP0376637A1 Process for the manufacture of polyolefin lubricants from sulfur-containing thermally cracked petroleum residua
07/03/1990US4938880 Process for preparing stable oleaginous compositions
07/03/1990CA2006637A1 Enhanced lube yields and vi's from propylene oligomers
06/1990
06/29/1990CA2004494A1 Multistep process for the manufacture of novel polyolefin lubricants from sulfur containing thermally cracked petroleum residua
06/27/1990CN1008532B Improved process for preparing stable oleaginous compositions
06/13/1990EP0372939A1 Process for separating N-olefins and N-paraffins from hydrocarbon mixtures
06/07/1990CA2004430A1 Zeolite separation process for olefin-paraffin mixtures useful in synlube production
05/1990
05/30/1990CN1042563A Lubricating oil composition and functionalised polymers therefor
05/23/1990EP0369674A1 Improved multifunctional viscosity index improver
05/16/1990EP0368548A1 Improved amide dispersant additives derived from amido-amines
05/16/1990EP0368395A1 Lubricating oil composition
05/15/1990US4925583 Perfluoropolyether solid fillers for lubricants
05/14/1990CA2001656A1 Multifunctional viscosity index improver
05/10/1990CA2001460A1 Amide dispersant additives derived from amido-amines
05/02/1990EP0293427B1 Process for producing a ptfe-dispersion suitable as lubricating oil or as additive for lubricating oils
04/1990
04/17/1990US4917953 Heating and evaporating organic material in vacuum while implanting ions of gas element
04/03/1990CA1267450A1 Oil soluble reaction products of an acylated reaction product, a polyamine, and a mono-functional acid
03/1990
03/28/1990CN1040818A Compositions containing active sulfur
03/27/1990US4912272 Hydrogenated polyalpha-olefin
03/27/1990US4911821 Lubricant production process employing sequential dewaxing and solvent extraction
03/22/1990WO1990002787A1 Compositions containing active sulfur
03/21/1990EP0359522A1 Oil-soluble phosphorus antiwear additives for lubricants
03/21/1990EP0358745A1 Method for synthesizing greases permitting good control of their mechanical behaviour.
03/14/1990EP0357692A1 Sulfurized compositions, and additive concentrates and lubricating oils containing same.
03/13/1990CA1266684A1 Phenate product and process
03/06/1990US4906350 Process for the preparation of a lubricating base oil
02/1990
02/20/1990US4902436 Reacting mixture of phenol, dihydric alcohol and alkaline earth metal oxide (or hydroxide); distilling by-products; carboxylation;sulfurization
02/14/1990EP0354647A2 A process for the production of a lubricating oil additive concentrate
02/13/1990US4900459 Metal processing lubricating oil composition and process for producing the same
02/06/1990US4898956 Method to prepare thermo-oxidatively stable phenylmethylsiloxane fluids
01/1990
01/23/1990US4895674 Thermally stable sulfonate compositions
01/23/1990CA1264880A1 Viscosity index improver - dispersant additive useful in oil compositions
01/17/1990EP0351053A2 A process for the production of a lubricating oil additive concentrate
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