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JP2018177978A |
To provide a lubricating surface having slight migration of its oil component to an object and preventing an object from adhering on itself over a long period.A lubricating surface of the present invention comprises a polymer compound an...
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JP2018178047A |
To further reduce abrasion of an opponent material in comparison with a conventional one to maintain good slidability, in a slide member used under an oilless lubricating environment.A slide member to be used under an oilless lubricating...
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JP2018177934A |
To provide a lubricant having excellent lubrication properties.A lubricant contains a resin, and a coating carbon material. The coating carbon material has a carbon material having a graphene structure, and a cyclic compound that coats a...
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JP6421434B2 |
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JP6411633B2 |
The present invention provides a viscosity index improver having an excellent viscosity index improving effect, a lubricant composition having excellent low-temperature viscosity in which the viscosity reduction due to long-term use is s...
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JP2018162433A |
To provide a viscosity index-improving agent having a high viscosity index and good shear stability and having a high fluidity at around a room temperature when used as base oil solution thereby handled easily, and a lubricating oil comp...
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JP6399503B2 |
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JP2018141049A |
To provide a lubricant composition that can reduce friction even under severe conditions such as high temperature and/or high pressure and has both abrasion resistance and seizure resistance.The lubricant composition comprises an oily me...
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JP2018115304A |
To provide a copolymer production method wherein, a (meth) acrylate monomer (a) having a C1-5 aliphatic hydrocarbon group and a (meth) acrylate monomer (b) having a C6-40 aliphatic hydrocarbon group are copolymerized, to obtain a (meth) ...
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JP6362265B2 |
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JP6342502B2 |
A viscosity index improver comprising a polymer which has a high viscosity index and good shear stability and which exhibits sufficient solubility in a lubricating base oil, a process for producing the same, and a lubricating oil composi...
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JP6324240B2 |
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JP6324383B2 |
A polymer comprises a polymeric backbone, at least one piperidine ester moiety extending from the polymeric backbone, and generally at least one C8 to C22 ester moiety extending from the polymeric backbone. The polymer is useful for adju...
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JP6300843B2 |
A sliding member (1) includes: a back metal layer (2); optionally a porous metal layer (6); and a sliding layer (3). The sliding layer includes: a synthetic resin matrix (4); graphite particles (5) dispersed in the matrix (4) having a vo...
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JP6297795B2 |
A coating composition for lubrication film comprises: (A) a (meth)acrylic acid compound, the (meth)acrylate equivalent weight of which is less than or equal to 100; (B) a (meth)acrylic acid compound, the (meth)acrylate equivalent weight ...
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JP2018021125A |
To provide a lubricant film composition which sufficiently reduces a coefficient of friction in a region from a fluid lubricant region to a boundary lubrication region while keeping good adhesiveness, and to provide a wet slide member.A ...
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JP6275130B2 |
Disclosed is an oil-soluble lubricating oil additive composition, suitable for use as a dispersant viscosity index improver in lubricating oils; prepared by the process which comprises reacting a hydrocarbon polymer having a number avera...
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JP6267174B2 |
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JP6234974B2 |
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JP6234384B2 |
The present invention is directed to metallurgical powder compositions having improved lubricant properties. These compositions of the invention include at least 90 wt. % of an iron-based metallurgical powder; a Group 1 or Group 2 metal ...
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JP2017203170A |
To provide olefin copolymers functionalized with monoamine terminated polyether and lubricating oil compositions.A reaction product useful as a viscosity index improver in a lubricating oil is from reaction between a) an oil soluble ethy...
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JP6228809B2 |
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JP6210643B2 |
A method for is disclosed for improving diesel engine wear by lubricating the engine with a composition comprising an oil of lubricating viscosity and based upon the total composition of the lubricating oil composition from about 0.1 to ...
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JP2017528590A |
The bearing member includes a bearing member substrate and a sliding layer containing a sliding layer material. Sliding layer materials include polymeric materials and nanodiamonds. Nanodiamonds are surface-modified nanodiamonds. Nanodia...
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JP2017171882A |
To provide a viscosity index improver and a lubricant composition having high viscosity-index improvement effect and being excellent in shear stability of a lubricant composition.A viscosity index improver comprises copolymer (A) that co...
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JP6189378B2 |
The invention provides a lubricating composition containing a copolymer comprising units derived from monomers (i) α-olefin and (ii) an ethylenically unsaturated carboxylic acid or derivatives thereof esterified and amidated with an alc...
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JP2017145304A |
To provide a production method which can produce a polymer having a high viscosity index and excellent shear stability and also showing sufficient solubility in lubricant base oil with high yields, and a lubricant composition using a vis...
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JP2017518426A |
(i) Base oil; (ii) One or more organic molybdenum compounds at a level sufficient to provide 100-1000 ppmw of molybdenum; and (iii) 1 of 0.2% to 5.0% by weight based on the weight of the lubricating composition. More than one organic pol...
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JP2017115135A |
To provide: a slide member maintaining good friction coefficient and capable of reducing generation of squeak sound (noise) derived from an ordinary sliding member such as automobile, copying machine and printer; a component and a mechan...
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JP2017115014A |
To provide a polyamide-imide resin-based heat resistant resin composition excellent in heat resistance and adhesiveness after high temperature curing at 350°C or more and further processability, a coating having the heat resistant resin...
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JP2017106016A |
To provide a production method that makes it possible to produce, with high yields, a polymer having a high viscosity index and excellent shear stability and showing sufficient solubility in a lubricant base oil, and a lubricant composit...
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JP6147720B2 |
To provide a viscosity index improver having a high viscosity index improving effect and being excellent in shear stability of a lubricating oil composition.Provided is a viscosity index improver including a (co)polymer (A) containing as...
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JP6133916B2 |
A composition for a lubricating film includes molybdenum disulfide particles which are dispersed, and a binding resin, and is a composition for coating a surface of a base material made of metal with a lubricating film in which the molyb...
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JP6108284B2 |
The present invention addresses the problem of providing a composition for sliding member which has lubricity and wear resistance. The composition for sliding member includes a binder resin, a solid lubricant, and an epoxy modified silic...
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JP6104610B2 |
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JP2017031987A |
To strike a balance between prevention of wear of a coating layer due to initial running-in and improvement in anti-seizure property.A swash plate 3 that is a slide member includes a substrate 31; and the coating layer 32 formed on the s...
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JP6066675B2 |
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JP6060311B2 |
The present invention aims to provide a viscosity index improver excellent in shear stability and having a low HTHS viscosity and a high viscosity index. The viscosity index improver of the present invention contains a (co)polymer (A) co...
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JP6023594B2 |
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JP6023023B2 |
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JP2016169368A |
To provide a viscosity index improver which has excellent shear stability of a lubricating oil composition and low HTHS viscosity of the lubricant composition and hardly increases low-temperature viscosity of the lubricating oil composit...
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JP2016169277A |
To provide a lubrication composition capable of inhibiting increase of viscosity for a longer period than the prior art.A lubrication composition contains a base oil, and a viscosity increase inhibitor comprising at least one compound ha...
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JP5984945B2 |
A composition for solid coating formation, includes a composition made by containing, in a mixed solvent including water and a dipolar aprotic solvent, a powdery organic resin which is partially soluble at least in the dipolar aprotic so...
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JP5972357B2 |
The present invention relates to a component part comprising at least two components movable with respect to one another, between the surfaces of which is provided a film formed by a lubricant oil composition, the surface of at least one...
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JP5964174B2 |
To provide a molding material for a slide member that is excellent in abrasion resistance and impact resistance; a production method of the same; and a slide member that is formed from the molding material for a slide member.A molding ma...
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JP2016135840A |
To provide a lapping liquid for a rigid material which, in a hard-to-work metal having high hardness, provides a faster speed than before and can maintain high working accuracy of a work piece, and to provide a lapping liquid composition...
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JP5950911B2 |
The invention relates to a polyalkyl (meth) acrylate for improving lubricating oil properties, which comprises repetition units which are derived from (meth) acrylates having 6 to 22 carbon atoms in the alcohol residues, and repetition u...
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JP2016104841A |
To provide a lubrication film for drawing having excellent seizure resistance and lubricity and a composition for forming the same, and a film forming method and a metal pipe producing method.A lubrication film for drawing a metal pipe c...
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JP5926761B2 |
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JP2016069508A |
To provide a sliding member having a coated film formed on a sliding surface, sliding in a presence of a lubricant and having improved frictional property.The invention relates to a sliding member having a coated film formed on a sliding...
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