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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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JP2919888B2 |
Friction modifier additives useful in power transmission compositions, particularly automatic transmission fluids, is disclosed. The additive comprises Component-1 alone formed by condensing a polyamine, such as tetraethylene pentamine, ...
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JP2922215B2 |
Antirust additives for lubricants based on perfluoropolyethers, comprising one or more fluoropolyether compounds having functionalized end groups selected from -CN, -CH2NR1R2 and and, in particular, a combination of these with small amou...
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JP2922352B2 |
An automatic transmission fluid composition is provided which has significantly higher coefficients of dynamic friction ( mu d) and static friction ( mu s) than those of the conventional automatic transmission fluid. In addition , the co...
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JP2909182B2 |
The invention provides a process for the preparation of a dispersant viscosity index improver aminated polymer comprising the steps of: (a) producing a functionalised polymer by grafting an alpha-beta unsaturated carboxylic moiety select...
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JPH11506978A |
The invention provides dispersants and dispersant viscosity index improvers which include polymers of conjugated dienes which have been hydrogenated and functionalized. The dispersant substances include compositions including a copolymer...
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JP2908560B2 |
The novel compositions of the present invention comprise (A) lubricating oil and (B) at least one amino-substituted polymer (e.g., an ethylene alpha-olefin interpolymer substituted by primary amino or secondary amino groups). Preferred a...
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JP2905611B2 |
Dispersant/VI improver luboil additives are produced by reacting a star polymer with an alpha, beta unsaturated carboxylic acid or derivative to form an activated star polymer, which is then reacted with (a) at least one compound of gene...
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JPH11506391A |
The invention provides dispersants and dispersant viscosity index improvers which include polymers of conjugated dienes which have been hydrogenated and functionalized. The dispersant substances include compositions including a copolymer...
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JPH11106776A |
To obtain a lubricating oil compsn. excellent in many characteristics and useful as an internal combustion engine oil by adding, to a base oil. specified amts. of an alkenyl- or alkylsuccinimide compd. previously reacted with a cyclic ca...
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JPH11106779A |
To obtain a bearing material having a high wear resistance and a good sliding property. A solid lubricating film composition contains from 30 to 70 vol.% of at least one resin chosen from a polyimide resin and a polyamideimide resin havi...
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JPH11504378A |
Disclosed is a liquid urethane containing adduct; a process for the preparation thereof; and applications therewith. More specifically this invention relates to a stable adduct which is a liquid at room temperature and which contains a p...
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JPH1192777A |
To obtain a dispersion-VI improved additive for lubricating oils. The additive comprises a reaction product of A and B: A) an amine of HNR<1> R<2> (wherein R<1> and R<2> are independently H, an aliphatic/ aromatic hydrocarbon group, (pol...
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JPH1180769A |
To obtain the subject composition having a combination of chip dispersibility and defoamability by including a specific aromatic diamine- polyoxyalkylene adduct and/or specific alicyclic diamine-polyoxyalkylene adduct. This composition i...
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JPH1171592A |
To obtain an intermediate having low chlorine content or chlorine-free intermediate used as an additive in a lubricating agent. This composition comprises (A) one or more kinds of olefinic unsaturated hydrocarbon polymers having about 20...
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JP2869850B2 |
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JPH11502239A |
Copolymers I bearing functional groups and consisting of a) 30 to 70 mol% of at least one monoethylenically unsaturated C4 to C12 dicarboxylic acid or its anhydride and b) 30 to 70 mol% of an oligomer of a 1-olefine with 3 to 14 C atoms,...
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JP2855354B2 |
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JPH1135681A |
To obtain the subject new polymer solving a problem that a sufficient performance as a coagulant can not be exhibited, and useful as a polymer coagulate, etc., by including rigid imidazoline rings in the main chain. This vinylimidazoline...
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JP2840526B2 |
A lubricating oil composition is herein disclosed which comprises (a) a base oil comprising a mineral oil, a synthetic oil or both the oils, (b) a copolymer having repeating units of the formulae (I) and (II) (c) an amine-based antioxida...
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JP2839602B2 |
The invention relates to the use of adducts of 1,2-butylene oxide to H-acidic organic compounds as lubricants, and to lubricants containing these adducts.
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JP2837860B2 |
Disclosed is a fuel composition comprising a hydrocarbon boiling in the gasoline or diesel range and from about 30 to about 5,000 parts per million of a fuel soluble alkylphenyl poly(oxyalkylene) aminocarbamate having at least one basic ...
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JP2834753B2 |
Polyesters containing hydrocarbon substituted succinic groups, including capped polyesters, and having molecular weights between about 1000 and about 4000 are additives for mineral oil based lubricating oils. These polyesters impart fric...
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JPH10324887A |
To obtain a water-soluble working fluid compsn. for metal working which is excellent in resistance to leak and in easiness of separation of a contaminant oil and has properties not degraded for a long term by incorporating a polymer cati...
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JP2824062B2 |
This invention is to dispersants containing polyolefinic succinimide polyamine alkyl acetoacetate adducts of the general formula: wherein Z<1> and Z<3> are the same or different and are moities of the formula: Z<2> is a moiety of the for...
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JPH10511705A |
Adducts useful as fuel or lubricating oil additives are disclosed. The adducts comprise the reaction product of at least one quinone compound and an amine-containing polymeric material comprising at least one member selected from the gro...
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JPH10511128A |
Star polymers having polymeric arms of a hydrogenated conjugated diene and substantially smaller polymeric arms of an alkyl methacrylate are efficiently reacted with amines after preparation of a concentrate of the polymer in a lubricati...
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JPH10509749A |
PCT No. PCT/EP95/04138 Sec. 371 Date Mar. 20, 1997 Sec. 102(e) Date Mar. 20, 1997 PCT Filed Oct. 19, 1995 PCT Pub. No. WO96/12755 PCT Pub. Date May 2, 1996A dendrimer-based cold flow additive material.
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JP2798454B2 |
Process for preparing a grafted star polymer which comprises contacting a nitrogen-containing polymerizable organic polar compound with a star polymer in the presence of a free radical polymerization initiator; characterised in that the ...
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JPH10237476A |
To obtain a metal working oil which allows the coolant to be kept clear and clean even after repeated use and does not stain the environment around a machine, work clothing, etc., by adding a cationic polymer to a soluble-type or solutio...
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JP2791080B2 |
The present invention relates to a lubricant composition containing a minor amount of a thermally stable modified selectively hydrogenated alkenyl arene/conjugated diene copolymer wherein an amide or a primary or secondary amine function...
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JPH10226715A |
To obtain a microgel having a particle diameter of a specified or smaller value and being useful as a thickening agent having high thickening performances in an electrolyte solution, a dispersion stabilizer or a lubricant by crosslinking...
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JPH10218990A |
To provide polyamines having various different characteristics and relatively high amine values by as many methods as possible. This polyamine polymer is obtd. by reacting a carbon monoxide-1-alkane (pref. ethylene) linear alternating co...
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JPH10204464A |
To obtain an additive concentrate, capable of imparting excellent low-temperature characteristics and improving properties of viscosity index and useful as a viscosity improver, etc., by including a specific organic diluent and a specifi...
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JP2781730B2 |
Improved additives/detergents for lubricant and fuel compositions are obtained by condensing a hydroxyalkyl or hydroxyaryl compound with an amine compound. The condensates according to the present invention are produced by the acid catal...
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JPH10507474A |
A grafted copolymer of an isomonoolefin and a para-alkylstyrene, e.g., isobutylene and para-methylstyrene, grafted with an unsaturated organic compound, such as a maleic anhydride, the grafted copolymer of less than 24,000 number average...
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JP2777180B2 |
An additive composition having Viscosity Index improving, dispersant and anti-oxidant properties is prepared by graft polymerization on the polymer of 15 to 80 mole percent of ethylene, from 20 to 85 mole percent of C3 - C10 alpha-monool...
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JPH10183156A |
To enable the preparation of the subject rolling oil effective for preventing the seizure caused by insufficient lubrication or the deterioration of the oil draining performance caused by excessive lubrication and extended use by mixing ...
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JPH10182753A |
To obtain the subject mixture containing an interpolymer derived from a low mol.wt. olefin or vinyl aromatic compound and an A,B-unsaturated aliphatic acid, and capable of being added to lubricant compositions to impart excellent low tem...
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JPH10506422A |
PCT No. PCT/EP95/03688 Sec. 371 Date Mar. 28, 1997 Sec. 102(e) Date Mar. 28, 1997 PCT Filed Sep. 19, 1995 PCT Pub. No. WO96/10593 PCT Pub. Date Apr. 11, 1996An aqueous solution of poly(N-vinyl-+531 -caprolactam) is prepared by polymerizi...
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JP2764137B2 |
Polymeric compounds resulting from the condensation of a primary amine containing a phenolic group in its molecule with a copolymer containing carboxylic acid functional groups. This copolymer is formed by copolymerisation of an unsatura...
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JP2761774B2 |
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JP2756000B2 |
A tertiary amino alcohol, being useful as an emulsifier, is defined by the formula (1) or (2): where R is a C2 to C24 straight-chain or branched alkylene group, an alicyclic alkylene group, an aralkylene group or (where p is 0 or a posit...
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JP2750814B2 |
PURPOSE: To obtain a viscosity index improver which is excellent in viscosity index improvement, viscosity characteristics at low temperature and oxidation resistance. CONSTITUTION: This viscosity index improver comprises a copolymer con...
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JP2750594B2 |
A high-molecular polyimidoylamidine of an intrinsic viscosity of from 0.12 to 0.60 dl/g and a high-molecular polytriazine of an intrinsic viscosity of from 0.15 to 0.65 dl/g, derived from said polyimidoylamidine, are disclosed. Polyimido...
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JPH10504585A |
A dispersant derivatized from a functionalized hydrocarbon and a polyamine having one primary amine and 1-10, preferably 3-8 secondary or tertiary amines; preferably where said functionalized hydrocarbon is a Koch-derived hydrocarbon.
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JPH10504340A |
PCT No. PCT/EP95/03057 Sec. 371 Date Feb. 14, 1997 Sec. 102(e) Date Feb. 14, 1997 PCT Filed Jul. 31, 1995 PCT Pub. No. WO96/05276 PCT Pub. Date Feb. 22, 1996Copolymers and functionalized copolymers comprising ethylene units, in combinati...
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JPH1087727A |
To obtain a new succinimide composition, derived from an acid derivative, a polyamine and a polycarboxylic acid derivative and useful as a dispersing agent and an antiadhesion agent in a lubricating oil and a hydrocarbon fuel. This metho...
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JPH10503223A |
PCT No. PCT/EP95/01249 Sec. 371 Date Oct. 15, 1996 Sec. 102(e) Date Oct. 15, 1996 PCT Filed Apr. 5, 1995 PCT Pub. No. WO95/27738 PCT Pub. Date Oct. 19, 1995Fuel or lubricant additives based on reaction products of an ethylenically unsatu...
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JPH10502106A |
A process for reacting a liquid with a gas in a gas-liquid pipe reactor which is operated in laminar flow with a Reynolds number less than 10 and which contains a static mixer to disperse the gas into the liquid for reaction.
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