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WO/2024/155686A1 |
A working fluid includes a lubricant and a refrigerant. The lubricant includes a tetra-alkyl ester of pyromellitic acid (1,2,4,5-benzenetetracarboxylic acid) and the refrigerant may include a hydrofluoroolefin. A method of lubricating a ...
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WO/2024/150344A1 |
Provided is a grease composition containing a base oil, a thickener, and a maleic acid-based additive. The maleic acid-based additive is a polymer having as monomer components maleic anhydride and one or both of an acrylic acid derivativ...
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WO/2024/150790A1 |
Provided is a complex ester of a dicarboxylic acid and at least one type of compound selected from among a dihydric alcohol, a monohydric alcohol and a monocarboxylic acid. The dihydric alcohol comprises only a branched dihydric alcohol ...
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WO/2024/150774A1 |
Provided is a grease composition which contains a base oil (A), a urea-based thickening agent (B), a phosphoric acid ester amine salt (C), a sulfur-based extreme pressure agent (D), zinc dithiophosphate (E), melamine cyanurate (F) and an...
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WO/2024/143111A1 |
The purpose of the present invention is to provide a viscosity index improving agent which exhibits excellent solubility in refrigerants and oxygen atom-containing base oils, achieves a high viscosity index improvement effect when used i...
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WO/2024/133755A1 |
The present application relates to a lubricant composition comprising at least: - at least one polyol selected from glycols, preferably alkylene glycols; glycerol; diglycerol; triglycerol, and mixtures thereof, and - one or more water-so...
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WO/2024/127577A1 |
A refrigeration cycle device comprising a refrigerant, a compressor that compresses the refrigerant, and a refrigeration oil that lubricates the sliding parts of the compressor, wherein the refrigerant contains a first refrigerant and a ...
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WO/2024/126732A1 |
The present invention relates to the use of specific esters in a functional fluid for electric vehicles.
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WO/2024/122448A1 |
[Problem] To provide: a fluid dynamic bearing in which a lubricant oil composition comprising a base oil and an ionic fluid is filled; a spindle motor which is produced by incorporating the fluid dynamic bearing into a spindle motor, is ...
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WO/2024/122569A1 |
This fluorine-containing ether compound is represented by a formula. R1-CH2-R2-(CH2-OCH2-CR3R4-CH2O-CH2-R2)z-CH2-R5 (where z is 1 or 2; R2 is a perfluoropolyether chain; R1 and R5 are each a C1-50 terminal group having at least one polar...
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WO/2024/116789A1 |
Provided is a lubricating oil composition including a base oil (a) and a base oil (b), wherein the mass ratio [(a)/(b)] of the base oil (a) to the base oil (b) is 50/50 to 95/5. The base oil (a) is a metallocene catalyst–based poly-α-...
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WO/2024/112439A1 |
Composition and efficient manufacturing processes for making up to 100% bio-based and upcycled renewable oils in batch and flow reactors using raw-materials, sourced from non-food biomass and/or inedible oil seeds/natural oils, is descri...
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WO/2024/106516A1 |
A working fluid composition containing a refrigeration oil and a refrigerant that contains trans-1,2-difluoroethylene (HFO-1132(E)) and 2,3,3,3-tetrafluoropropene (HFO-1234yf), wherein the refrigerant fraction of the working fluid compos...
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WO/2024/106514A1 |
A working fluid composition containing: a refrigeration oil containing at least one base oil selected from the group consisting of polyvinyl ethers, polyalkylene glycols, and polyol esters; and a coolant containing trans-1,2-difluoroethy...
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WO/2024/106515A1 |
A working fluid composition containing a refrigerator oil and a refrigerant that contains HFO-1132(E) and HFO-1234yf, the refrigerant fraction at 80°C and 2.5 MPa being 80 mass% or less, the refrigerator oil containing a base oil that i...
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WO/2024/106393A1 |
Provided is an anti-wear agent that contains at least one selected from compounds represented by general formula (B1) and is excellent at maintaining wear resistance and rust prevention. [In general formula (B1), each symbol indicates th...
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WO/2024/090169A1 |
A working medium for a heat cycle and applications for said working medium for a heat cycle, the working medium comprising trifluoroethylene, a low boiling point compound having a lower boiling point than trifluoroethylene, and a high bo...
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WO/2024/090400A1 |
Provided is a lubricating oil composition comprising: a base oil (A) containing an ester oil (A1); a phenothiazine compound (B); and a non-metallic thiophosphate compound (C). The ester oil (A1) preferably includes a diester oil (A11).
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WO/2024/090504A1 |
Provided is a refrigerator oil composition which can be used with a refrigerant such as a hydrocarbon refrigerant and which contains a polyol ester (P) of dipentaerythritol and one or more types of fatty acids (A) selected from among fat...
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WO/2024/076465A1 |
A base stock composition may include: a naphthene component, wherein the naphthene component comprises a naphthene ring comprising two or more paraffinic branches covalently bonded to the naphthene ring, wherein the naphthene component h...
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WO/2024/077021A1 |
An aromatic or aromatic-like group(s) containing lubricant configured to be adsorbed by a magnetic recording media is formed from ( Ar)m(R1oRfR2p)q where Ar is an aromatic group, polyaromatic hydrocarbon (PAH), annulene, cycloalkane or h...
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WO/2024/071392A1 |
This fluorine-containing ether compound is represented by the following formula. R1-CH2-R2(-CH2-R3-CH2-R2)x-CH2-R4 (In the formula, x represents an integer of 1 or 2; R2 represents a perfluoropolyether chain; R3 is represented by formula...
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WO/2024/071028A1 |
With respect to a compressor and a refrigeration cycle device that use a refrigerant containing a hydrofluoroolefin, the problem to be solved by the present disclosure is to suppress corrosion of the compressor. A compressor (30) is the ...
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WO/2024/062180A1 |
The invention relates to a compound for preparing a gel of formula (I): wherein the groups R1, R2, R3 and R4 are independently selected from among: a hydrogen; a group selected from between at least one aromatic group and a heteroaromati...
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WO/2024/058106A1 |
Provided are: a grease composition that achieves low noise together with high-temperature, high-speed durability; and a rolling bearing in which the grease composition is encapsulated. The grease composition 7 contains a base oil, a thic...
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WO/2024/056827A1 |
The present invention relates to the use of a composition comprising 1-methylheptyl laurate as a lubricant composition for transmissions.
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WO/2024/052415A1 |
The present invention relates to a lubricant composition comprising at least one diester of formula Ra-C(O)-O-([C(R)2]n-O)s-C(O)-Rb and at least one group II+ base oil having a kinematic viscosity measured at 40°C, according to ASTM D44...
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WO/2024/048569A1 |
Provided is a fluorine-containing ether compound represented by the following formula. R1-CH2-R2a-CH2-R3a-CH2-R2b-CH2-R3b-CH2-R2c-CH2-R3c-CH2-R2d-C
H2-R4 (R2a, R2b, R2c,and R2d are perfluoropolyether chains. R3a, R3b, and R3c are divalen...
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WO/2024/034556A1 |
A grease composition including (A) a trimellitic acid ester, (B1) phenyl alpha naphthylamine, (B2) an alkyl diphenylamine, (C1) a succinic acid half ester, (C2) a sorbitan monoester, and (D) a urea-based thickening agent. Due to this gre...
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WO/2024/031075A1 |
A lubricating fluid includes a blend of at least two isomers of hydrogenated linear AMS dimers, one of which is a hydrogenated linear AMS dimer having a formula of 2,4-dicyclohexyl-2-methylpentane and another of which is a hydrogenated l...
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WO/2024/020039A1 |
Methods for improving a refrigeration systems comprising modifying the system and replacing existing refrigerant with a replacement refrigerant comprising : (1) at least about 50% by weight of R1234ze(E); (2) greater than 0% to about 11%...
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WO/2024/013131A1 |
The present invention relates to the use of a composition for cooling and/or lubricating a propulsion system of an electric or hybrid vehicle, said composition comprising one or more diester(s), each of said diesters being formed between...
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WO/2024/013127A1 |
The present invention relates to a lubricant composition comprising: one or more diesters, each of said diesters being formed between - a diol chosen from 1,2-propanediol, 1,2-decanediol and 1,3-diol having 3 to 10 carbon atoms, and - tw...
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WO/2024/009684A1 |
Provided is a refrigerator oil that contains, as a base oil, an ester of dipentaerythritol, a linear pentanoic acid and a branched pentanoic acid; in which the molar ratio of the linear pentanoic acid content to the branched pentanoic ac...
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WO/2024/009989A1 |
A base oil for a metal processing oil composition, the base oil being a hydrocarbon having a flash point of 70°C or higher and a proton ratio of methyl groups of 17-65, where the integral value of all protons detected through 1H-NMR ana...
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WO/2024/009951A1 |
A base oil for a metalworking oil composition, the base oil being hydrocarbons which have a flash point lower than 70°C and in which, when the integral for all the protons detected by 1H-NMR analysis is taken as 100, the proportion of m...
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WO/2024/004763A1 |
This viscosity index improver composition for a lubricating oil composition containing a phosphate ester (C), the viscosity index improver composition containing: a (co)polymer (A) having a monomer (a) represented by general formula (1) ...
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WO/2024/004777A1 |
Provided is a grease composition containing a molybdenum compound represented by general formula (1), a sulfurized olefin, and a base oil. In the formula, R1-R4 each independently represents an alkyl group having 4-18 carbon atoms, and X...
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WO/2023/243496A1 |
This fluid dynamic pressure bearing lubricant oil composition is to be used in a fluid dynamic pressure bearing 8 in which radial dynamic pressure generation units A1, A2 are provided to the inner circumferential surface 8a of a porous b...
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WO/2023/238603A1 |
The purpose of the present invention is to provide a viscosity index improver composition that will not easily develop into a gel. The present invention pertains to a viscosity index improver composition comprising: a copolymer (A) conta...
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WO/2023/224095A1 |
This fluorine-containing ether compound is represented by the following formula. R1-R2-CH2-R3[-CH2-R4-CH2-R3]x-CH2-R5-R6 (where R1 and R6 are organic groups having 1-50 carbon atoms, R2 is formula (2-1) or (2-2), R5 is formula (2-3) or (...
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WO/2023/224461A1 |
Present invention discloses a method of preparing the bio-plasticizer using fatty acid methyl ester. Present invention also discloses a method of preparing the bio-lubricant using fatty acid methyl ester and solvent-free epoxidized fatty...
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WO/2023/224093A1 |
This fluorine-containing ether compound is represented by the following formula. R1-CH2-R2[-CH2-R3-CH2-R2]x-CH2-R4 (Where: R1 and R4 are terminal groups which include 2 or 3 polar groups, in which each polar group bonds to a different ca...
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WO/2023/210580A1 |
A refrigerator oil containing an antiwear agent and an ester of a polyhydric alcohol and a C14-20 fatty acid as a base oil, the C14-20 fatty acid including an unsaturated fatty acid, the unsaturated fatty acid including an unsaturated fa...
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WO/2023/199812A1 |
The present invention is a lubricating oil composition characterized by containing, per 100 parts by mass of (A) an ester compound of a C5-10 neopentyl polyol having an alcohol valency of 2-6 and a C16-22 straight-chain unsaturated fatty...
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WO/2023/195984A1 |
Methods and compositions for using lubricants in subterranean formations, and specifically lubricants that comprise certain oils, surfactants and solvents, and methods for their use, are provided. In one embodiment, the methods include i...
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WO/2023/184347A1 |
The current invention relates to a novel class of alkyl alcohol amines where the amine is a primary amine. Embodiments relate to a method of controlling microbial growth in metal working fluids, comprising adding such an alkyl alcohol am...
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WO/2023/189695A1 |
The present invention provides a lubricant composition which contains (A) a base oil, (B) a phosphite ester that has at least one sulfur atom-containing group having 2 to 20 carbon atoms, the group having at least one -(S)x- group (where...
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WO/2023/190513A1 |
The present invention provides a grease composition for use in lubrication between a metal member and a metal member, and in lubrication between a metal member and a resin member. The grease composition contains: a urea thickener; as a b...
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WO/2023/190238A1 |
A lubricant having a halogen atom content of 0.1 mass% or less and containing a deep eutectic solvent composed of a hydrogen bond acceptor and a hydrogen bond donor, whereby there is provided a lubricant that contains a carbon-neutral co...
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