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JP2001059096A |
To prevent the mesting of water-based cooled lubricant by using a polymer based on an N-vinylacyl compound and acrylamidesulfonic acid to exhibit improved properties. A copolymer bearing the structure units derived from compounds of form...
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JP2001503095A |
A two-cycle oil is disclosed comprising a high and low molecular weight polybutene polymer, solvent and mineral oil which has suitable viscosity and exhibits improved smoke performance in the JASO test.
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JP2001055597A |
To provide an additive which can effectively prevent mist from appearing by using a copolymer which contains specified amounts of structural units derived from specific compounds as the additive. Mist appearance from an aqueous cooling l...
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JP3138181B2 |
PURPOSE: To provide an oil composition for automatic transmission improved in stability to oxidation that has an excellent judder vibration preventive function which will not be diminished even when the composition is used for a long per...
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JP2001501653A |
A dispersant viscosity index improver linear diblock copolymer or radial or star block copolymer, wherein the linear diblock copolymer and each arm of the radial or star block copolymer, respectively, has an overall number average molecu...
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JP3133141B2 |
PURPOSE:To provide a compsn. which less stains a metal plate during rolling than the conventional metal working fluids. CONSTITUTION:The compsn. is prepd. by compounding a base oil comprising a mineral oil, a synthetic oil, a fatty oil, ...
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JP3126334B2 |
To obtain a terpolymer that comprises a specific unsaturated acid reaction product, a specific macromolecular olefin and a di- of polyunsaturated compound and is useful as a lubricant additive or a dispersion in fuel. This terpolymer com...
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JP2000517348A |
Substantially linear ethylene polymers, such as ethylene/octene copolymers and ethylene/propylene/diene modified polymers, when added in a viscosity modifying amount to an oleaginous material, such as a lubricating oil, provides the mate...
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JP2000319682A |
To provide a lubricating oil compsn. for internal combustion engines which is excellent in oxidation stability to NOx and evaporation character and controls poisoning to a NOx absorbing and reducing three-way catalyst and formation of de...
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JP2000515183A |
Reaction products of long chain esters with amines improve the cold flow properties of oils.
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JP3107654B2 |
PURPOSE: To obtain a magnetic fluid of a stable and simple system which is resistant against oxidation and free from a fear of oxidation in an aspect of the process of preparation thereof and does not form a precipitate even when stored ...
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JP2000514864A |
Polar monomer-containing copolymers derived from at least one alpha , beta unsaturated carbonyl compound, such as alkyl acrylates and one or more olefins, such olefins including ethylene and C3-C20 alpha -olefins such as propylene and 1-...
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JP2000513397A |
Polymers (including copolymers) derived from one or more olefins, such including ethylene and C3-C20 alpha-olefins such as propylene and 1-butene, which polymers have (a) an average ethylene sequence length, ESL, of from, about 1.0 to le...
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JP3093831B2 |
PURPOSE: To obtain an electric viscous fluid applicable to various devices, producing a large shear force, excellent in electrical characteristics, stability with the elapse of time, dispersion stability and re-dispersibility, containing...
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JP2000512668A |
Use of a lubricant in a diesel engine to disperse soot produced by the diesel engine, the soot being dispersed without adversely affecting the viscosity of the lubricant; the lubricant comprising a dispersant and a functionalised viscosi...
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JP3081876B2 |
An olefin copolymer which comprises the reaction product of an acylated olefin copolymer and a polyamine, wherein the acylated olefin copolymer comprises an olefin copolymer having grafted thereon from 0.3 to 0.75 carboxylic groups per 1...
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JP3077908B2 |
Nitrogen-containing esters of a carboxy-containing interpolymer, wherein the interpolymer has an inherent viscosity ranging from about 0.05 to 0.30 are disclosed. The esters are useful as additives in functional fluids including transmis...
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JP3065101B2 |
A Koch functionalized product which is the reaction product of at least one polymer having a number average molecular weight of at least 500 and at least ethylenic double bond per polymer chain, with carbon monoxide and a nucleophilic tr...
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JP3058740B2 |
An additive composition comprising a graft and amine-derivatized copolymer said copolymer having a number average molecular weight ranging from about 5,500 to 50,000 and having grafted thereon at least 1.8 molecules of a carboxylic acid ...
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JP2000506131A |
PCT No. PCT/EP97/00055 Sec. 371 Date Aug. 31, 1998 Sec. 102(e) Date Aug. 31, 1998 PCT Filed Jan. 9, 1997 PCT Pub. No. WO97/31890 PCT Pub. Date Sep. 4, 1997Amphiphilic amphoteric compounds of formula (I) wherein R1, R2, R3, R4, R5, and n ...
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JP3041554B2 |
PURPOSE: To obtain a viscosity index improvement additive which improves the viscosity index of lubricating oil and also fulfills functions as a dispersant and an antioxidant by copolymerizing specified three (meth)acrylate monomers. CON...
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JP2000505121A |
Compounds of the general formula Iwheren is 0 or 1,Z is a straight-chain or branched polyalkyl radical having a number average molecular weight of from about 150 to 40,000, andY is a radical of the formula IIa or IIb wherethe radicals R,...
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JP3034211B2 |
To obtain a new ternary copolymer useful as a disperser in a lubrication oil, an agent for preventing deposition in a hydrocarbon fuel and a lubricant composition by performing a ternary copolymerization of a 1-olefin having many C atoms...
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JP2000087063A |
To obtain a viscosity index improving agent for a lubricating oil by reacting an alkylmethacrylate-maleic anhydride copolymer with N-phenyl-1,4- phenylenediamine at a specific temperature in the presence of a mineral oil and in an inert ...
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JP3027164B2 |
Hybrid copolymers of a nitrogenous grafted copolymer with a nitrogenous random polymer, and methods for their preparation, are provided. The hybrid copolymers can be prepared by first forming the nitrogenous graft copolymer and then copo...
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JP3020609B2 |
The lubricity of low sulphur fuels is enhanced by incorporation of a cold flow improver.
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JP2000063871A |
To provide a lubricating oil composition for improving the corrosion of copper-lead bearings of an engine. A composition for reducing the corrosion of copper-lead bearings in a preparation is a composition comprising a major amount of a ...
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JP3005280B2 |
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JP3001385B2 |
Novel copolymers of unsaturated acidic reactants and high molecular weight olefins are useful as dispersants in lubricating oils and fuels and also may be used to prepare polysuccinimides and other post-treated additives useful in lubric...
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JP2000017285A |
To provide metal processing lubricating oil compositions which are used in treating metal surfaces of aluminum plate materials or the like and are coated on the can surfaces to improve moldability of the drawing processing with ironing, ...
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JP2997272B2 |
The increasingly specific requirements regarding the properties of pigments, particularly in the printing sector, has made the development of specific dispersion, emulsification and coupling assistants necessary. According to the inventi...
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JP2997652B2 |
A succinimide composition is prepared by reacting a mixture of an alkenyl or alkylsuccinic acid derivative, an unsaturated acidic reagent copolymer, and a polyamine under reactive conditions. The alkenyl or alkyl substituent of the alken...
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JP2994758B2 |
The invention relates to novel compositions comprising ene and free radical adducts of unsaturated and saturated hydrocarbons, and acyclic and cyclic vicinal polycarbonyl compounds such as diethyl ketomalonate and indantrione. The adduct...
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JPH11349969A |
To obtain the subject fluid comprising a specific naphthenic ring-contg. hydrocarbon, exhibiting excellent power transmission and the outstanding ability as a fluid for hydraulic pressure control or wet clutch friction control as well, a...
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JPH11349979A |
To obtain an aqueous cutting fluid excellent in disperse stability and viscosity stability of abrasive grains and especially effective for wire saws and an aqueous cutting fluid usable therefor and provide a method for cutting hard and b...
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JPH11514698A |
PCT No. PCT/US97/14028 Sec. 371 Date Mar. 23, 1998 Sec. 102(e) Date Mar. 23, 1998 PCT Filed Aug. 8, 1997 PCT Pub. No. WO98/05741 PCT Pub. Date Feb. 12, 1998A process for reacting certain carboxylic reactants with olefinic compounds then ...
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JPH11335413A |
To obtain an ester of carboxyl-containing mixture polymer capable of providing a functional fluid relatively high in the level of mixture polymer with a good low-temperature characteristic, and to obtain a carboxyl-containing mixture pol...
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JPH11514401A |
This invention includes catalysts comprising rhenium (atomic number 75), nickel, cobalt, boron and copper and/or ruthenium impregnated on a support material and a process for preparing said catalyst, said process comprising (i) impregnat...
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JP2978242B2 |
A graft polymer is prepared by grafting, onto a polymeric hydrocarbon backbone, a free-radical polymerizable vinyl nitrogen monomer, which grafting takes place in the presence of an aliphatic hydrocarbon substituted aromatic solvent capa...
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JP2971979B2 |
PURPOSE:To provide the title new compound useful as an emulsifier, epoxy- setting agent, urethane catalyst, flotation chemical, extractant, lubricating oil additive, etc., having teriary amine in the main chain. CONSTITUTION:The objectiv...
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JP2968347B2 |
Hydraulic fluids, predominantly for hydrokinetic drives, also called automatic transmission fluids (ATF), are based on mineral oil, the base oil being a paraffin-based oil raffinate having viscosities of about 4 mm<2>s<-1> at 100 DEG C, ...
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JPH11257356A |
To provide a resin composition for a slide member with excellent friction and wear characteristics and the slide member using it, under various different usage conditions such as a dry friction condition and an oil dipped or oil lubricat...
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JPH11510840A |
A highly branched polymer in the form of a comb, star, nanogel and structural combinations thereof in which a plurality of polyolefin arms formed of polymers of 1-alkenes are attached to a backbone having repeating units containing aliph...
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JP2950963B2 |
Degraded molecular weight copolymers of ethylene alpha-olefin are provided. The ethylene alpha-olefin copolymers, before degradation, are characterized by having a narrow molecular weight distribution and are comprised of intramolecularl...
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JPH11236586A |
To obtain a compsn. which acts as a viscosity modifier and a dispersant for lubricating oils and fuels by incorporating a hydrocarbon polymer having specific pendant groups bonded thereto and a specified mol.wt. into the same. This comps...
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JPH11236585A |
To obtain a multifunctional additive which acts as a viscosity modifier and a dispersant for lubricating oils and fuels by incorporating a hydrocarbon polymer having specific pendant groups bonded thereto and a specified mol.wt. into the...
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JP2941392B2 |
The invention relates to polyalkyl (meth)acrylates suitable for improving the viscosity index for use as oil additives having an improved dispersing and detergent action in diesel engines and spark-ignition engines, the polyalkyl (meth)a...
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JPH11509216A |
PCT No. PCT/EP96/02928 Sec. 371 Date Jan. 13, 1998 Sec. 102(e) Date Jan. 13, 1998 PCT Filed Jul. 4, 1996 PCT Pub. No. WO97/03946 PCT Pub. Date Feb. 6, 1997The invention relates to the preparation of organic nitrogen compounds, in particu...
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JP2933674B2 |
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JP2930627B2 |
The invention relates to additives to lubricants resulting from the condensation of a primary or secondary amine and/or of an alkylene polyamine with a copolymer containing vicinal carboxylic groups. Derivatives of phenothiazine, or naph...
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