| Patent Number |
Title Of Patent |
Date Issued |
| 5516442 |
Polymeric thioheterocyclic rust and corrosion inhibiting marine diesel engine lubricant additive |
May 14, 1996 |
| A rust and corrosion inhibiting marine diesel engine lubricating oil additive is provided which comprises a mixture of:(a) an oligomeric polythiocyclic imide represented by the formula ##STR1## wherein R and R.sup.1 each are a (C.sub.1 -C.sub.50) saturated or unsaturated aliphatic gr |
| 5491256 |
Composition of matter for aliphatic-aromatic ureas, biurets, and allophanates as nitric oxide re |
February 13, 1996 |
| A composition of matter comprising ureas, biurets or allophanates structurally represented, respectively, by ##STR1## where R is hydrogen or a (C.sub.1 -C.sub.50) linear or branched aliphatic, alkenyl, alkynyl or aryl hydrocarbon; ##STR2## where R is hydrogen or a (C.sub.1 -C |
| 5468262 |
Thermal stability additives for jet fuels |
November 21, 1995 |
| A liquid jet fuel composition comprising:(a) a major portion of a liquid fuel; and(b) a minor effective portion of a thermal stabilizing additive prepared by(i) reacting a polyamine, an aldehyde and a phenol containing active hydrogen to form a phenol - aldehyde - amine condensate; and(ii) react |
| 5366518 |
Motor fuel additive and fuel composition |
November 22, 1994 |
| A motor fuel additive composition comprising the imide reaction product of a hydrocarbyl-substituted dibasic acid anhydride and a random backbone polyoxyalkylene diamine having the formula: ##STR1## in which R' represents hydrogen or an alkyl radical having from 1 to 2 carbon ato |
| 5227083 |
Polypropylene oxide dialkylsarcosinates for use as rust and haze inhibiting lubricating oil addi |
July 13, 1993 |
| A lubricating oil additive with rust and haze inhibiting properties which comprises the reaction product of an alkyl sarcosine represented by the figure ##STR1## where R is a (C.sub.3 -C.sub.30) alkyl radical and poly (propylene oxide). A lubricating oil composition containing th |
| 5226925 |
Composition of matter for allophanate encapsulation in an aromatic-aliphatic |
July 13, 1993 |
| A composition of matter comprising a mixture of:a) p-nonyl-co-p-phenylcalix[8]arene monoallophanate;b) p-nonyl-co-p-phenylcalix[8]arene diallophanate;c) p-nonyl-co-p-phenylcalix[8]arene triallophanate;d) p-nonyl-co-p-phenylcalix[8]arene tetraallophanate;e) p-nonyl-co-p-phenylcalix[8]arene pentalloph |
| 5219955 |
Composition of matter for encapsulation of S-triazines using poly(1-hydroxyl-(2,6-phenylene meth |
June 15, 1993 |
| A composition of matter comprising a mixture of:a) 1-(poly[1-hydroxyl-(2,6-phenylene methylene)])-3,5-dihydroxy-s-triazine;b) cyclo-1,3-(poly[1-hydroxyl-2,6-phenylenemethylene)])-5-hydroxy-s-triazine;c) [1-(phenoxy)-3-(phenoxy')-5-hydroxy-s-triazine-]poly[1-hydroxyl-(2,6-pheny lene methyl |
| 5211721 |
Polyoxyalkylene ester compounds and ORI-inhibited motor fuel compositions |
May 18, 1993 |
| Motor fuel compositions comprising gasoline are improved to control octane requirement increase (ORI) by including an ester of a carboxylic acid and a polyether polyol, preferably a polyether polyol including oxyethylene, oxypropylene and oxybutylene segments. |
| 5207891 |
Composition of matter for oligomeric aliphatic ether asphaltenes as asphaltene dispersants |
May 4, 1993 |
| A composition of matter useful as an asphaltene dispersant, comprising a mixture of:(a) poly[P,P'-(propylene oxide-400)phosphite) poly[di(propylene oxide--400)diol)]]-P,P diasphalenate;(b) poly[P,P'-(propylene oxide-400)phosphite -poly[di(propylene oxide--1000) diol)]]-P,P'-diasphalenate |
| 5202056 |
Composition of matter for oligomeric aliphatic ethers as asphaltene dispersants |
April 13, 1993 |
| A composition of matter useful as an asphaltene dispersant, comprising a mixture of:(a) poly[di(propylene oxide-400)phosphite]-g-poly(propylene oxide-400) alcohol;(b) poly[di(propylene oxide-1000)phosphite]-g-poly(propylene oxide-400) alcohol;(c) poly[di(propylene oxide-400)phosphite]-g- |
| 5199959 |
Composition of matter for full and partial calix[8]arene encapsulation of S-triazines for therma |
April 6, 1993 |
| A method has been developed to solubilize hydroxy S-triazines containing at least one hydroxy function in diesel fuel and to enhance their overall thermal stability. The products which result from the full or partial encapsulation of hydroxy-S-triazine with calix[8]arene have unique and |
| 5171462 |
Mixtures of polyoxyalkylene ester and aminopolyazoles as oxidation and corrosion resistant lubri |
December 15, 1992 |
| Mixtures of block alkoxy co- or terpolymer hydrocarboxylates and aminopolyazole increase the oxidation and corrosion resistance of lubricants, particularly diesel engine oil. |
| 5167845 |
Polymeric additives to enhance anti-wear, anti-oxidancy, and dispersancy in lubricants |
December 1, 1992 |
| A polymeric lubricant additive that behaves as a viscosity index improver and imparts enhanced anti-oxidancy, dispersnacy, and anti-wear properties to said lubricant oil has been prepared. The polymeric substrate is a random co- or terpolyer of ethylene propylene and a third monomer onto |
| 5152909 |
Antioxidant/corrosion resistant additive for railway diesel crankcase lubricants |
October 6, 1992 |
| A railway diesel crankcase lubricant composition comprising a major portion of a diesel lubricating oil and a minor amount of, as an oxidation and corrosion inhibiting additive, a condensate product prepared by the process comprising:(a) reacting a dibasic acid anhydride with an oligomer |
| 5133781 |
Compatibilization of asphaltenes in bituminous liquids using bulk phosphoalkoxylation |
July 28, 1992 |
| A method of compatibilization asphaltenes containing bituminous liquids which process comprises:a) reacting an asphaltene with phosphorous trichloride in the presence of a liquid to form a phosphochlorinated asphaltene containing from about 0.01 wt % to about 20 wt. % phosphorous;b) reac |
| 5132005 |
Compatibilization of asphaltenes in bituminous liquids using bulk phosphoamination |
July 21, 1992 |
| A method of compatibilization asphaltenes containing bituminous liquids which process comprises:a) reacting an asphaltene with phosphorous trichloride to form a phosphochlorinated asphaltene containing from about 0.01 wt % to about 20 wt % phosphorous;b) reacting the phosphochlorinated a |
| 5131921 |
Polyoxyalkylene N-acyl sarcosinate ester compounds and ORI-inhibited motor fuel compositions |
July 21, 1992 |
| Motor fuel compositions comprising gasoline are improved to control octane requirement increase (ORI) by including an ester of an N-acyl sarcosinate acid or salt and a polyether polyol including oxyalkylene units selected from oxypropylene and/or oxybutylene. |
| 5110491 |
Oligomeric lubricant additive designed to enhance antioxidancy and corrosion resistance in railw |
May 5, 1992 |
| A railway diesel crankcase lubricant composition comprising a major portion of a diesel lubricating oil and a minor amount of, as an oxidation and corrosion inhibiting agent, a condensate product prepared by the process comprising:(a) reacting a dibasic acid anhydride, separately, with:( |
| 5075361 |
Aminoacid phosphoalkylation of asphaltenes for compatibilization in bituminous liquids |
December 24, 1991 |
| Asphaltenes isolated from bituminous products that have been bulk phosphochlorinated using phosphorous trichloride and amidated using aminoacids or aminoacid salts show enhanced dissolution properties when added to bituminous liquids or bituminous liquids blended with gasoline. |
| 5061291 |
Ori-inhibited motor fuel composition and storage stable concentrate |
October 29, 1991 |
| A motor fuel composition which inhibits engine ORI and intake valve deposit formation comprises a mixture of hydrocarbons boiling in the range of 90.degree.-450.degree. F. and the reaction product of a hydrocarbyl-substituted dibasic acid anhydride and a polyoxyalkylene diamine; it m |
| 5035719 |
Middle distillate containing storage stability additive |
July 30, 1991 |
| Middle distillate fuels may be treated to improve storage stability by addition of, as additive, an acrylate polymer containing moieties derived from an N-heterocyclic amine such as 4-vinyl pyridine or the enamine ester of morpholine and propionaldehyde. |
| 4985047 |
Poly(oxybutylene)poly(oxyethylene)diamine compound and ORI-inhibited motor fuel composition |
January 15, 1991 |
| A novel oil-soluble polyether diamine compound, a concentrate comprising the compound dissolved in a hydrocarbon solvent, and a haze-free, deposit-resistant and ORI-inhibited motor fuel composition comprising the compound is described. Motor fuel compositions comprising the novel pol |
| 4981604 |
Oxidation and corrosion resistant diesel engine lubricant |
January 1, 1991 |
| An oxidation and corrosion resistant diesel engine lubricant composition, particularly useful in marine and railway diesel engines, comprises a major amount of a base hydrocarbon lubricating oil and from 0.1-5.0 weight percent of a reaction product additive which is the reaction product |
| 4968321 |
ORI-inhibited motor fuel composition |
November 6, 1990 |
| A motor fuel composition which inhibits engine ORI and intake valve deposit formation and sticking comprises a mixture of hydrocarbons boiling in the range of 90.degree. F.-450.degree. F. and (I) the reaction product of a hydrocarbyl-substituted dibasic acid anhydride and a polyoxyalkyle |
| 4948386 |
Middle distillate containing storage stability additive |
August 14, 1990 |
| Additives formed by reaction of polyacids such as 1,3,6-hexane tricarboxylic acid and polyisobutenyl succinimide of a polyamine are effective in improving the storage stability of middle distillate fuels. |
| 4944770 |
Motor fuel additive and ori-inhibited motor fuel composition |
July 31, 1990 |
| A motor fuel composition which inhibits engine ORI and resists engine deposit formation comprises a mixture of hydrocarbons boiling in the range of 90.degree. F.-450.degree. F. and the reaction product of an alkyl-substituted phenol, an aldehyde, and a polyoxyalkylene diamine. |
| 4920058 |
Method of predetermining the weight ratio of alkenyl succinimide reactants |
April 24, 1990 |
| A method of predetermining the exact weight ratio of the reactants to produce a product and maintain the weight ratio of the reactants to obtain a maximum yield of the product. The method combines weight ratio measurement with infrared absorbance measurements to determine the maximum |
| 4886611 |
Hydrocarbon compositions containing polyolefin graft polymers |
December 12, 1989 |
| Fuel oils and lubricants of improved properties contain ethylene-propylene copolymers bearing units derived from N-vinyl pyrrolidone and phenothiazine. |
| 4877415 |
Hydrocarbon compositions containing polyolefin graft polymers |
October 31, 1989 |
| Fuel oils and lubricants of improved properties contain ethylene-propylene copolymers bearing units derived from N-vinyl pyrrolidone and phenothiazine. |
| 4869728 |
Motor fuel additive and ORI-inhibited motor fuel composition |
September 26, 1989 |
| A motor fuel composition which inhibits engine ORI comprises a mixture of hydrocarbons boiling in the range of 90.degree. F.-450.degree. F. and the reaction product of one or more substituted or unsubstituted aliphatic carboxylic acids, including acyl-containing aliphatic carboxylic acid |
| 4865622 |
ORI-inhibited and deposit-resistant motor fuel composition |
September 12, 1989 |
| A motor fuel composition which inhibits engine ORI and resists engine deposit formation comprises a mixture of hydrocarbons boiling in the range of 90.degree. F.-450.degree. F. and the reaction product of a dibasic acid anhydride, a polyoxyalkylene diamine, and a heterocyclic azole. |
| 4857661 |
Bicyclic keto-acids preparation |
August 15, 1989 |
| Alkyl substituted or unsubstituted, bicyclic keto acids may be prepared by cyclizing unsaturated, cyclic dicarboxylic acid anhydrides in the presence of a strong Bronsted acid catalyst. The products may be useful as corrosion inhibitors in alcohol fuels and as intermediates in petroleum, |
| 4852993 |
ORI-inhibited and deposit-resistant motor fuel composition |
August 1, 1989 |
| ORI-inhibited and deposit-resistant motor fuel composition comprises a mixture of hydrocarbons boiling in the range of 90.degree. F.-450.degree. F. and (I) the reaction product of a dibasic acid anhydride, a polyoxyalkylene diamine, and a hydrocarbyl polyamine; and (II) a mixture com |
| 4834897 |
Gear oil lubricant additive composition |
May 30, 1989 |
| This invention provides a gear oil lubricant composition which comprises(a) a major portion of a gear lubricating oil, and(b) a minor amount of, as a friction modifying agent, a reaction product of hydrocarbon-substituted amine, a dibasic acid anhydride and a nitrogen-containing heterocyclic |
| 4820776 |
Hydrocarbon compositions containing polyolefin graft polymers having amine and phenothiazine gra |
April 11, 1989 |
| Fuel oils and lubricants of improved properties contain ethylene-propylene copolymers bearing units derived fron N-vinyl pyrrolidone and phenothiazine. |
| 4810261 |
Reaction product additive and ori-inhibited motor fuel composition |
March 7, 1989 |
| A novel gasoline-soluble reaction product, a concentrate comprising the reaction product dissolved in a hydrocarbon solvent, and a haze-free, deposit-resistant and ORI-inhibited motor fuel composition comprising the reaction product is described. The reaction product is obtained by r |
| 4808335 |
Oxidation and corrosion resistant diesel engine lubricant |
February 28, 1989 |
| An oxidation and corrosion resistant diesel engine lubricant composition, particularly useful in marine and railway diesel engines, comprises a major amount of a base hydrocarbon lubricating oil and from 0.1-5.0 weight percent of a reaction product additive which is the reaction product |
| 4778480 |
Color stabilization additives for diesel fuel containing rare earth metals and oxygenated compou |
October 18, 1988 |
| Diesel oil of improved color stability contains a phosphosulfurized polyisobutylene which is hydrolyzed and ethoxylated; a rare earth metal; and an oxygenated compound. |
| 4775389 |
Exhaust particulate reducing and color stabilizing additives for diesel fuels |
October 4, 1988 |
| Diesel fuel oil of improved color stability containing a bis-nitrogen heterocyclic diester, a rare earth metal and an oxygenated compound. |
| 4758363 |
Oxidation and corrosion resistant diesel engine lubricant |
July 19, 1988 |
| An oxidation and corrosion resistant diesel engine lubricant composition, particularly useful in marine and railway diesel engines, comprises a major amount of a base hydrocarbon lubricating oil and from 0.1-5.0 weight percent of a reaction product additive which is the reaction product |
| 4747851 |
Novel polyoxyalkylene diamine compound and ori-inhibited motor fuel composition |
May 31, 1988 |
| A novel gasoline-soluble polyoxyalkylene diamine compound, a concentrate comprising the compound dissolved in a hydrocarbon solvent, and a haze-free, deposit-resistant and ORI-inhibited motor fuel composition comprising the compound is described. Motor fuel compositions comprising th |
| 4729769 |
Gasoline compositions containing reaction products of fatty acid esters and amines as carburetor |
March 8, 1988 |
| Improved gasolines contain, as a detergent additive, the reaction product of coconut oil and diethanolamine or dimethylaminopropylamine. |
| 4720350 |
Oxidation and corrosion inhibiting additives for railway diesel crankcase lubricants |
January 19, 1988 |
| A railway diesel crankcase lubricating oil composition for railway diesel engines, containing a mineral lubricating oil, an overbased calcium alkylphenolate and an alkyaryl sulfonate oxidation and corrosion inhibiting amount of a reaction product of alpha-hydroxy omega hydroxy-poly ( |
| 4705642 |
Haze, oxidation, and corrosion resistant diesel engine lubricant |
November 10, 1987 |
| A haze, oxidation, and corrosion resistant diesel engine lubricant composition, particularly useful in marine and railway diesel engines, contains 0.1-5.0 weight percent of a reaction product additive. The reaction product additive is produced by first reacting substantially equimola |
| 4689051 |
Storage-stabilizing additives for middle distillate fuels |
August 25, 1987 |
| Diesel oil of improved storage stability contains a condensate of an alkyl polyoxyethylene polyoxypropylene amine, maleic anhydride and an N-alkyl alkylene diamine. |
| 4681694 |
Marine crankcase lubricant |
July 21, 1987 |
| A crankcase lubricating oil composition for slow speed marine diesel engines characterized by having a Total Base Number from about 3 to 10 containing a mineral lubricating oil, an overbased calcium alkylphenolate, a zinc dihydrocarbyl dithiophosphate, an alkylated diphenylamine, and a |
| 4676917 |
Railway diesel crankcase lubricant |
June 30, 1987 |
| A crankcase lubricating oil composition for railway diesel engines, containing a mineral lubricating oil, an overbased calcium alkylphenolate and an alkyaryl sulfonate oxidation and corrosion inhibiting amount of a reaction product of polyoxyisopropylene diamine, dibasic acid anhydride |
| 4659337 |
Maleic anhydride-polyether-polyamine reaction product and motor fuel composition containing same |
April 21, 1987 |
| A material is described having a use as a motor fuel additive for controlling engine octane requirement increase (ORI), controlling and reducing hydrocarbon and carbon monoxide engine emissions, and having carburetor detergency properties. Said material is the reaction product of mal |
| 4659336 |
Motor fuel composition |
April 21, 1987 |
| A motor fuel composition comprising a mixture of hydrocarbons in the gasoline boiling range containing in combination a reaction product component and a polyolefin polymer/copolymer component is described. The reaction product component is the reaction product of maleic anhydride, a |
| 4643738 |
Polyoxyisopropylenediamine-acid anhydride-n-alkyl-alkylene diamine reaction product and motor fu |
February 17, 1987 |
| Gasoline of reduced combustion chamber deposit attained by addition of, as additive, a reaction product of polyoxyisopropylenediamine-maleic anhydride-N-tallow-1,3-propane diamine. |
