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JP4478017B2 |
A lubricant additive package comprising one or more lubricant additives in the form of a lubricant additive gel that slow releases the lubricant additives into a fluid wherein the lubricant additive gel comprises an ashless dispersant an...
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JP4478332B2 |
Lubricating oils useful as gear oils, circulating oils, compressor oils and in other applications characterized by and excellent balance of anti-wear and anti-rust characteristics are based on high quality base stocks including a major p...
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JP4474159B2 |
A lubricant having improved rust protection and demulsibility has a specific balance of an ashless dispersant and a rust inhibitor additive combination comprising a metallic and ashless rust inhibitor.
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JP4460087B2 |
The high synchromesh durability performance and gear protection of a manual transmission gear box is provided by adding to gear box a lubricating oil composition having improved water stability and oxidation control. That lubricating oil...
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JP4460260B2 |
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JP4452467B2 |
The present invention relates to an apparatus and method for delivering molybdenum from a lubricant source into a fuel combustion system or to the exhaust therefrom. By the present invention, molybdenum from the lubricant or the fuel wil...
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JP2010070772A |
To lubricate an internal combustion engine, and improve the efficiency of an exhaust control system.In a method for lubricating the internal combustion engine and improving the efficiency of the exhaust control system of the engine, the ...
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JP4442933B2 |
Viscosity increase or drift control occurs in overbased detergents in storage over time and particularly at elevated temperatures. Viscosity drift is now controlled by the addition of additive amounts of a compound having an oleophilic g...
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JP4430547B2 |
A lubricating oil additive and a lubricating oil composition wherein no precipitation is generated to exhibit a good storage stability even if a combination of a salicylate detergent and another metal detergent is used is provided by ren...
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JP4427120B2 |
A lubricating oil composition reduces the adverse effects of oxidation in a medium speed diesel engine. That lubricating oil composition has a major amount of a base oil of lubricating viscosity, from 1% to 30% of a highly overbased oil-...
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JP4416261B2 |
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JP4393693B2 |
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JP4395424B2 |
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JP4384784B2 |
A lubricating oil composition comprises a major amount of an oil of lubricating viscosity to which is added a minor amount of an oil soluble ashless dispersant, an oil soluble overbased metal detergent, an oil soluble sulfur and/or pheno...
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JP4377505B2 |
To provide lubricating oil having a high friction factor between metals on a metallic belt and also a long life for shudder prevention. A lubricating oil composition contains (a) an alkaline earth metal sulfonate or phenate, (b) an imide...
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JP4373650B2 |
A lubricating oil composition which comprises a base oil, (A) a specific alkali metal salicylate derivative, a specific alkaline earth metal salicylate derivative and/or their (per)basic salt in an amount of 0.005 to 5 mass % in terms of...
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JP4354014B2 |
A lubricant composition for continuous variable transmissions which comprises a base oil and auxiliaries incorporated therein which are a sulfur-based extreme pressure additive (A), a phosphorus-based extreme pressure additive (B), and a...
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JP4335385B2 |
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JP4335587B2 |
To obtain a lubricating oil composition excellent in oxidation stability, maintainability of a basic value, abrasion resistance, extreme-pressure property and corrosionproofness, particularly a low-phosphorus and low-sulfur type lubricat...
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JP4327519B2 |
To provide a lubricant oil composition having excellent long-drain properties and friction-reducing effects, and especially suitable for an internal combustion engine. The lubricant oil composition contains (A) 0.005-0.5 wt.% specific ph...
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JP4317267B2 |
The anti-shudder durability of power transmitting fluids, particularly automatic transmission fluids, is improved by incorporating a combination of low potency friction modifiers, alkyl phosphites, specific ashless dispersants and a corr...
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JP4282813B2 |
An unsulfurized, alkali metal-free, detergent-dispersant composition having from 40% to 60% alkylphenol, from 10% to 40% alkaline earth alkylphenate, and from 20% to 40% alkaline earth single aromatic-ring alkylsalicylate. This compositi...
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JP4278809B2 |
An oil composition for heat treatment of a gear which comprises mineral oil having a kinematic viscosity of 5 to 40 mm<2>/second at 100° C. as a base oil and, based on a total amount of the composition, 0.01 to 5% by weight of (a) a pho...
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JP2009120763A |
To provide a method for enabling the extension of life of an electric potential difference type deterioration sensor used in the deterioration diagnosis of an internal combustion engine by using the electric potential difference type det...
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JP4245832B2 |
A gas-fuelled engine lubricating oil composition has a TBN in the range of 2 to 20 and comprises: (A) oil of lubricating viscosity; (B) a salicylate detergent having a TBN of 250 or less; (C) a detergent having a TBN of greater than 250;...
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JP4223239B2 |
To provide a lubricating oil composition of which the coefficient of friction is high and less prone to change with the lapse of time. This lubricating oil composition contains a lube base oil, hydrophobic silica as ingredient (A), and a...
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JP4202898B2 |
An additive compound comprising a non-borated and/or borated reaction product, in which the reaction product is obtained by reacting a linear or branched, saturated or unsaturated monovalent aliphatic acid having 8 to 22 carbon atoms, ur...
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JP4199945B2 |
A lubricating oil composition which comprises (A) a base oil, (B) calcium salicylate having a base number of 50 to 300 mgKOH/g in an amount of 0.005 to 0.07 percent by mass in terms of calcium, (C) an SP type extreme pressure additive in...
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JP4191795B2 |
A lubricating oil having an ashless nitrogenous TBN source together with ash containing detergent having a TBN in excess of 100, a source of magnesium, and metal dihydrocarbyl dithiophosphate with predominantly or exclusively secondary h...
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JP4191679B2 |
A salicylate is disclosed, which has detergent and anti-oxidant properties, for use as a metal based detergent additive. An alkyl salicylic acid is derived from the alkylation of salicylic acid with styrene. The neutralization and subseq...
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JP4185307B2 |
A lubricating oil comprises a mineral and/or synthetic base oil containing: (a) ash-free succinimide dispersant; (b) metallic detergent; (c) zinc (sec-alkyl)dithiophosphate; and (d) ash-free phosphorus compound as antiwear agent. The con...
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JP2008260946A |
To provide a new type of a succinimide compound, a method for producing the same, a lubricating oil additive containing the same, and a lubricating oil composition for a diesel engine which is excellent in preventing corrosion and abrasi...
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JP2008538588A |
In accordance with the present invention, it has been discovered that additive gels can provide additives to a functional fluid over time. In accordance with the present invention it has been discovered that an additive gel comprising i....
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JP4157421B2 |
A lubricating oil composition having improved antioxidant properties, contains a molybdenum compound and an alkylated phenothiazine and may also include a secondary diarylamine.
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JP4157232B2 |
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JP4153559B2 |
The anti-shudder durability of power transmitting fluids, particularly automatic transmission fluids, is improved by incorporating a combination of low potency friction modifiers and phosphorus-containing compounds. The anti-shudder dura...
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JP4149684B2 |
A trunk piston marine diesel engine lubricating oil composition is dispersant-free, has a TBN of 25 or greater, and comprises (A) an oil of lubricating viscosity, (B) an aromatic carboxylate as the sole overbased metal detergent such as ...
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JP4140937B2 |
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JP4128523B2 |
Disclosed herein is a composition comprising:(A) a lubricant, and(B) at least one 5-alkyl-2-thione-1,3,4-thiadiazolidine compound of the formula:wherein R1 is a hydrocarbon or functionalized hydrocarbon of from 1 to 30 carbon atoms, R2 a...
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JP4123601B2 |
A lubricating oil composition having an excellent sludge formation inhibiting effect and being suitable for use as an engine oil is provided. The lubricating oil composition includes: a lubricating base oil, (A) 0.5 to 20 % by mass of ac...
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JP4117043B2 |
To obtain an automatic transmission oil composition having a performance giving a long life of shudder prevention in a slip lockup apparatus and a performance giving a long life of scratch noise prevention in a belt-type CVT apparatus. T...
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JP4117038B2 |
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JP4112038B2 |
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JP4111918B2 |
Disclosed herein is a composition comprising:(A) a lubricant, and(B) at least one 1,3,4-oxadiazole compound of the formula:whereinwherein R1 is selected from the group consisting of hydrogen, linear or branched alkyl, alkenyl, alkaryl, a...
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JP4101310B2 |
The frictional properties of gear oils are improved by including at least one overbased alkali or alkaline earth metal carboxylate, sulphonate or sulphurized phenate having a TBN of at least 200 in a gear oil which comprises: oil of lubr...
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JP4098843B2 |
This invention relates to a composition, comprising: (A) a compound represented by the formula wherein in Formula (A-1), G<1> and G<2> are independently R, OR, SR or NRR wherein each R is independently a hydrocarbyl group, X<1> and X<2> ...
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JP4083321B2 |
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JP4078345B2 |
To obtain an antioxidant composition for providing a lubricating oil with sufficient long drain properties and a lubricating oil composition using the antioxidant composition. The antioxidant composition comprises an organomolybdenum com...
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JP2008505995A |
A lubricating oil composition for internal combustion engines which has a sulphated ash content of not greater than 0.9 wt. % and a phosphorus content in the range of from 0.04 to 0.1 wt. % is provided. The composition contains base oil,...
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JP4042192B2 |
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