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WO/2023/042829A1 |
An electro-rheological fluid, the electro-rheological fluid containing an insulating fluid and metal-ion-containing polyether-based polyurethane particles, the polyurethane particles including a chain extender, the metal ions including a...
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WO/2023/031417A1 |
The present application relates to the use of a comb polymer comprising repeating units that can be obtained by polymerisation of monomers (a) of formula (I), in which formula (I): R1 is a hydrogen atom or a methyl group, X1 is a group c...
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WO/2023/279707A1 |
The present invention relates to a lubricating oil friction modifier and a preparation method therefor and an application thereof. The chemical formula of the lubricating oil friction modifier is AxBy+(C-)y, wherein A is a perfluoropolye...
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WO/2022/255166A1 |
With respect to the lubrication properties of an oil well pipe during fastening and loosing operations, the present invention achieves, by using a solid lubricant coating film, seize resistance at a level equal to or higher than that ach...
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WO/2022/211003A1 |
The present invention addresses the problem of providing: a lubricating oil additive composition that has excellent solubility in mineral oils and wear resistance, is suitable as a friction modifier, and includes a polymer compound; and ...
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WO/2022/209569A1 |
Provided is a lubricating oil composition that comprises a base oil (A) and a dispersant viscosity index improver (B), wherein the nitrogen atom content of the dispersant viscosity index improver (B) on a solid content basis is 0.50-1.50...
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WO/2022/211119A1 |
Provided is a grease composition containing: a base oil (A), a urea-based thickening agent (B), and melamine cyanurate (C). Particles including the urea-based thickening agent (B) in the grease composition satisfy requirement (I). The gr...
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WO/2022/139687A1 |
The present invention relates to a soot dispersant comprising an A-B type block copolymer, wherein the A block is a soot anchoring unit, and the B block is an oil soluble unit. The invention is also to a lubricant fluid composition compr...
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WO/2022/136384A1 |
The description involves a brush copolymer composition comprising a copolymeric backbone including monomeric repeat units of at least two different acrylate monomers and copolymeric brush arms including monomeric repeat units of at least...
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WO/2022/110068A1 |
A polyether derivative and a preparation method therefor. The polyether derivative has the following structure: formula (I). The polyether derivative has a functional group introduced into the polyether chain, such that the derivative ha...
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WO/2022/107882A1 |
The present invention provides a grease composition which makes it possible to prevent deterioration in sealing properties even when base oil having a kinetic viscosity of as low as, for example, 5-40 mm2/s is used and which makes it pos...
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WO/2022/102217A1 |
[Problem] To provide: an electroviscous fluid which exhibits a satisfactory damping force and in which fluctuation is suppressed; and an electroviscous fluid damper in which the electroviscous fluid is used. [Solution] Provided are an el...
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WO/2022/074081A1 |
The present invention relates to an at least partially continuous process for the preparation of at least one oligomer and/or polymer comprising at least one diphenylamine repeat unit and optionally at least one phenyl alpha-naphthylamin...
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WO/2022/008289A1 |
Lubricant with copolymer of aminophenol derived PIB macromonomer The present invention relates to a polyisobutylene (PIB) macromonomer; to a copolymer comprising the PIB macromonomer in polymerized form; to a lubricant comprising the cop...
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WO/2021/246099A1 |
Provided are an electro-rheological fluid that exhibits an excellent ER effect and that has sufficient durability, and a cylinder device. An electro-rheological fluid (300) according the present invention is characterized by comprising...
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WO/2021/246100A1 |
Provided are an electrorheological fluid having high yield stress at high temperatures, and a cylinder device. An electrorheological fluid 100 according to the present invention is characterized by containing a fluid 101 and polyurethane...
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WO/2021/230023A1 |
Provided is a lubricant composition for plastic working of ferrous materials, the composition having superior lubricity and release properties and being such that the work environment is not stained black. The lubricant composition for p...
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WO/2021/231220A1 |
The present invention provides, among other things, a process to produce a low molecular weight dispersant polymethacrylate polymer ("LMWDPMA"), and the LMWDPMA itself, along with the use of the LMWDPMA in a lubricating composition, as w...
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WO/2021/161781A1 |
The present invention provides: an electrorheological fluid which is capable of achieving a good balance between high heat resistance and ER effect; and a cylinder device. An electrorheological fluid (300) according to the present inve...
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WO/2021/161780A1 |
Provided are: an electro-rheological fluid having a low rate of change in yield stress in a wide temperature range; and a cylinder device. The present invention is characterized by containing a fluid (1) and polyurethane particles (2),...
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WO/2021/096837A1 |
This invention relates to a liquid antioxidant composition which finds utility as an antioxidant additive in candle wax and lubricant compositions, and has an additional effect of preventing crystallization of the tolutriazole additive u...
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WO/2021/084330A1 |
The present disclosure provides a method of treating a hydrocarbon-containing reservoir. The method involves introducing into the reservoir a surfactant composition. The surfactant composition includes an alpha olefin sulfonate or an iso...
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WO/2021/060422A1 |
The present invention addresses the problem of providing: a viscosity index improver composition which is capable of adequately adjusting the HTHS viscosity of a lubricating oil composition within the effective temperature range to a val...
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WO/2021/015031A1 |
The present invention addresses the problem of providing an electro-rheological fluid composition and a cylinder device that can deliver a significant ER effect while suppressing the electrical current density. This electro-rheological...
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WO/2021/004991A1 |
The invention relates to a polymer or oligomer comprising a) An oligomeric or polymeric core comprising carbon atoms and at least one of oxygen atoms and nitrogen atoms, and b) at least three hydrocarbyl terminal and/or pending groups ha...
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WO/2020/264534A2 |
This disclosure relates to a method for reducing solubilized copper concentration in a lubricating oil in a wind turbine gearbox. The method includes: using as the lubricating oil a sulfur containing formulated oil, the formulated oil co...
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WO/2020/262088A1 |
The purpose of the present invention is to provide: a viscosity index-improving composition which has a low 100°C HTHS viscosity and excellent shear stability and low-temperature viscosity; and a lubricating oil composition. The present...
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WO/2020/129587A1 |
Provided is a lubricating grease composition that enables increasing of a coefficient of static friction between sliding members, and that provides excellent movement initiation properties, durability, and low-temperature performance. Th...
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WO/2020/120269A1 |
The present invention provides an additive of formula (I) where: R1 is hydrocarbyl optionally substituted with one or more hydroxyl groups; R2 is H or alkyl; R3 is H or alkyl; R4 is H, alkyl or; A and B are alkylene; L is a linker group ...
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WO/2020/081309A1 |
The present disclosure relates to lubricant additives such as dispersants and dispersant viscosity modifiers including acyl peptide grafted polymers and lubricating oil compositions comprising such additives. The disclosure also relates ...
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WO/2019/116117A1 |
Lubricating oil compositions are provided which contain bimodal copolymer compositions, and in particular bimodal ethylene-a-olefin copolymer compositions. The copolymer compositions comprise first and second ethylene-a-olefin copolymer ...
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WO/2019/103800A1 |
Provided are bimodal copolymer compositions, and in particular bimodal ethylene-a- olefin copolymer compositions. The copolymer compositions comprise first and second ethylene-a-olefin copolymer components. The bimodal compositions are p...
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WO/2019/097791A1 |
Provided is a sliding member wherein a sliding layer is capable of exhibiting excellent sliding properties in terms of seizure resistance, wear resistance, and heat resistance. This method is for manufacturing the sliding member that sli...
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WO/2019/097304A1 |
An antioxidant polymer (e.g., oligomer) composition comprising repeat units of lylamine monomers of formula I wherein R is H, C1-C18 alkyl, C2-C18 alkenyl, C2-C18 alkynyl, -C(O)C1-C18 alkyl, -C(O)aryl and R1, R2, R3 and R4 are each indep...
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WO/2019/035905A1 |
A lubricant composition of an oil of lubricating viscosity, a grafted copolymer viscosity modifier that is an ashless condensation reaction product of an olefin polymer, having a number average molecular weight of about 1000 to about 10,...
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WO/2019/012031A1 |
The present invention is directed to selected comb polymers comprising specified amounts of macromonomer and imide functionalization, their preparation, lubricant compositions comprising such comb polymers and their use for reducing wear...
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WO/2018/235290A1 |
This worm gear 46 has, provided to a meshing part, a grease including urea as a thickening agent.
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WO/2018/235282A1 |
This grease 50 includes a hydrocarbon oil, urea, a crosslinked resin, and a metal oxide.
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WO/2018/221440A1 |
Provided is an entry sheet for drilling a fine pore having a diameter of not more than 0.075 mm, the sheet having a metallic foil and a resin composition layer which is formed on at least one surface of the metallic foil and which compri...
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WO/2018/216416A1 |
Provided are a threaded joint for pipes that has excellent over-torque performance, and a method for producing the same. A threaded joint (1) for pipes according to the present embodiment comprises a pin (5) and a box (8). The pin (5) an...
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WO/2018/216497A1 |
The present invention provides a threaded joint for pipes that has excellent misalignment resistance, high torque-on-shoulder resistance, and excellent corrosion resistance, and a method for producing the same. This threaded joint for pi...
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WO/2018/211466A1 |
Disclosed is a dispersant composition, suitable for use in lubricating oils. The dispersant composition is a reaction product of (i) a polyalkenyl succinimide post-treated with a post-treating agent selected from the group consisting of ...
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WO/2018/188986A1 |
The invention relates to the use of copolymers obtainable by - in a first reaction step (I) - copolymerization of (A) at least one ethylenically unsaturated mono- or dicarboxylic acid or derivatives thereof, preferably a dicarboxylic aci...
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WO/2018/174188A1 |
Provided are: a viscosity index improver having an exceptional viscosity-index-improving effect, little decrease in viscosity due to long-term use, no production of precipitates by shear, and exceptional low-temperature viscosity; and a ...
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WO/2018/168967A1 |
This multi-layered sliding member 1 comprises: a back metal 2; a porous metal sintered layer 4 integrally bonded to one surface 3 of the back metal 2; and a cover layer 7 filled in and covering pores 5 and a surface 6 of the porous metal...
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WO/2018/162403A1 |
Use of hydrophobically modified polyalkanolamines obtainable by condensing at least one trialkanolamine and optionally further condensable monomers and reacting at least one of the terminal OH groups with suitable reactants capable of re...
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WO/2018/114673A1 |
The present invention is directed to selected comb polymers comprising specifiedamounts of macromonomer and nitrogen-containing (meth)acrylates, their preparation, lubricant compositions comprising such comb polymers and their use as sol...
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WO/2018/111726A1 |
A functionalized polymer for use in a lubricant composition. The functionalized polymer includes a reaction product of a hydrocarbon polymer grafted with an acylating agent that is reacted with both: i) a hydrocarbyl substituted poly(oxy...
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WO/2018/108534A1 |
Use of copolymers obtainable by - in a first reaction step (I) - copolymerization of (A) at least one ethylenically unsaturated mono-or dicarboxylic acid or derivatives thereof, preferably a dicarboxylic acid, (B) at least one a-olefin h...
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WO/2018/092857A1 |
This sliding member has a base material and a coating layer formed upon the base material and formed using a resin composition having (A)–(C). The surface roughness of the coating layer after a sliding test is less than the surface rou...
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