4828 results about "Lubrication Agents" patented technology

A hydrogenated styrene butadiene star copolymer is incorporated in a lubricant additive package. The star copolymer can include about 3 to 25% and about 97 to 75% butadiene. The star copolymer may further be incorporated in a lubricant additive in the amount of about 12 wt % of the star copolymer as compared to the base oil.

There is disclosed a lubricating oil composition which contains from about 50 to 1000, preferably 50 to 500 parts per million of molybdenum from a molybdenum compound which is oil-soluble and substantially free of reactive sulfur, about 1,000 to 20,000, preferably 1,000 to 10,000 parts per million of a diarylamine and about 2,000 to 40,000 parts per million of a phenate. This combination of ingredients provides improved oxidation control and improved deposit control to the lubricating oil. The composition is particularly suited for use as a crankcase lubricant.

A pharmaceutical composition comprising Compound 1, (R)-1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)-N-(1-(2,3-dihydroxypropyl)-6-fluoro-2-(1-hydroxy-2-methylpropan-2-yl)-1H-indol-5-yl)cyclopropanecarboxamide, and at least one excipient selected from: a filler, a diluent, a disintegrant, a surfactant, a glidant and a lubricant, the composition being suitable for oral administration to a patient in need thereof to treat a CFTR mediated disease such as Cystic Fibrosis. Methods for treating a patient in need thereof include administering the pharmaceutical composition of Compound 1 are also disclosed.

A method for producing lubricant base oils is provided comprising the steps of: (a) separating a feedstock into a light lubricant base oil fraction and a heavy fraction; (b) hydroisomerizing the fractions over a medium pore size molecular sieve catalyst under hydroisomerization conditions to produce an isomerized light lubricant base oil fraction having a pour point less than or equal to a target pour point of the lubricant base oils and an isomerized heavy fraction having a pour point of equal to or greater than the target pour point of the lubricant base oils and a cloud point greater than the target cloud point of the lubricant base oils; and (c) dehazing the isomerized heavy fraction to provide a heavy lubricant base oil having a pour point less than or equal to the target pour point of the lubricant base oils and a cloud point less than or equal to the target cloud point of the lubricant base oils.

The invention discloses a thermoplastic elastomer composition for preparing a flexible printing material for three-dimensional printing rapid prototyping. The thermoplastic elastomer composition comprises the following components in percent by weight: 16.8-90.0% of thermoplastic elastomer, 1.0-49.8% of polyolefin, 0-44.0% of softening agent, 0.1-1.3% of lubricating agent and 0.2-0.3% of antioxidant. The hardness of the thermoplastic elastomer is Shore hardness of 50-90A, and the prepared flexible printing material is low in hardness, has outstanding flexibility and toughness and excellent handfeel and is particularly applied to the fields of special industrial design and consumer applications such as the manufacturing of toys, jewelries and fingerprints.

The invention relates to insulation materials and sheathing materials, and in particular relates to a wear-resisting flame-retardant polyvinyl chloride insulation and sheathing material. The wear-resisting flame-retardant polyvinyl chloride insulation and sheathing material comprises the following raw materials in parts by weight: 100 parts of polyvinyl chloride resin, 40 to 60 parts of plasticizer, 6 to 30 parts of wearable modifying agent, 4 to 8 parts of stabilizing agent, 4 to 32 parts of fire retardant, 10 to 40 parts of filling agent, and 0.8 to 3 part(s) of lubricating agent. The insulating and sheathing material has good wear-resisting and flame-retardant properties, high squeezing performance, high rolling performance and high flexing performance, as well as high flexibility and processability.

The invention relates to a chlorinated polrvinyl chloride modified material as well as a preparation method and application thereof. The raw material formula of the chlorinated polrvinyl chloride modified material comprises the following components in parts by weight: 40-90 parts of chlorinated polrvinyl chloride, 20-70 parts of polrvinyl chloride, 5-30 parts of modified resin, 1.5-10 parts of heat stabilizing agent, 20-60 parts of plasticizer, 1-10 parts of antioxidant, 1-10 parts of lubricating agent, 5-40 parts of filling agent, 8-40 parts of fire retardant, 8-40 parts of flame retardant synergist and 1-20 parts of polrvinyl chloride processing aid. Compared with the known CPVC (chlorinated polrvinyl chloride) modified plastic, the CPVC modified plastic disclosed by the invention is more excellent in physical and mechanical properties and is relatively reduced in cost; and compared with the known CPVC modified plastic, the CPVC modified material disclosed by the invention is obviously improved in heat resistance and flame retardant property (oxygen index can reach about 45%, and simple root of CPVC modified material can be vertically burnt) besides more excellent processabilityand obviously improved material brittleness and shock resistance. Thus, the CPVC modified material disclosed by the invention is suitable for being used as a wire and cable sheath material.

The present invention discloses an improved food-grade-lubricant useful as hydraulic oil, circulating oil, drip oil, general purpose oil, grease base oil, cable oil, chain oil, spindle oil, gear oil, and compressor oil for equipment in the food service industry. The lubricant comprises at least one vegetable oil, at least one polyalphaolefin, and at least one antioxidant. The lubricant has improved properties when subjected to thermal and mechanical stress.

The invention relates to the technical field of polyvinyl chloride (PVC) composite materials, in particular to an ultraviolet-proof environmental-friendly PVC modified material and a preparation method of the ultraviolet-proof environmental-friendly PVC modified material. The modified material is composed of, by weight, 80-120 parts of PVC resin, 30-70 parts of filling agents, 41-80 parts of plasticizer, 1-10 parts of fire retardant, 1-10 parts of stabilizer, 5-15 parts of impact modifier, 0.2-2 parts of lubricating agents, 0.5-1.5 parts of light stabilizer and 0.2-1 part of antioxidant. The preparation method comprises the steps of weighing the raw materials according to the parts by weight, mixing the raw materials, after stirring, extruding prills through a twin-screw extruder, and obtaining the modified material. The modified material has the advantages of ultraviolet protection and oxygen resistance, service life of the PVC material exposed in air is greatly improved, environment is protected, strength is high, a fire retardant effect is good, compression performance and toughness are strong, processability is good, and an overall property is good.

The invention relates to a radiation crosslinking flame-retardant polyolefin thermal shrinking material, which comprises the following substances in weight portion: 100 portions of polyolefin base material, 0 to 100 portions of composite flame retardant, 1 to 3 portions of lubricating agent, 0 to 5 portions of color master batch, 1 to 5 portions of composite antioxidant and 0 to 2 portions of titanium pigment. The radiation crosslinking flame-retardant polyolefin thermal shrinking material can pass a thermal shock test, can be used for manufacturing various thermal shrinking devices, has the advantages of environmental protection, excellent insulating property, simple preparation method, easily bought raw materials and low cost, and is suitable for industrialized production.

The invention discloses a full-biodegradable composite as well as a preparation method and application of the full-biodegradable composite. The full-biodegradable composite comprises the following components: 5-40 parts of inorganic filler full-biodegradable masterbatches, 40-80 parts of biodegradable copolyester, 10-40 parts of polylactic acid and 0.1-5 parts of a compatilizer, wherein the inorganic filler full-biodegradable masterbatches comprise the following components: 20-80 parts of the biodegradable copolyester, 20-80 parts of inorganic filler, 0.1-10 parts of a lubricating agent and 0.1-5 parts of the compatilizer; and the inorganic filler is one or a combination of modified kaolin, modified white carbon black and modified montmorillonite. According to the full-biodegradable composite, the modified montmorillonite, the modified kaolin or the modified white carbon black is added as an enhancer, and an epoxy acrylic copolymer is introduced as the compatilizer, so that the compatibility of inorganic filler and matrix resin is enhanced, and the uniform dispersion is achieved; and the masterbatches are added into the matrix resin, so that the problem of relatively low tearing strength of a blend film and a sheet can be effectively improved.

The invention provides a heat-resistant polyvinyl chloride alloy material and a preparation method thereof. The alloy material mainly comprises the components of a polyvinyl chloride matrix, a heat-resistant modifying agent, a thermal stabilizer, a lubricating agent, a filler, a shock-resistant modifying agent and a processing agent. The components of the processing agent and the filler in the invention are the processing agent modified by a new method and the organically processed filler, and self plasticisation, toughening and reinforcement of PVC are organically combined by a mechanical chemical reaction, so as to improve the compatibility between the polyvinyl chloride and a heat-resistant resin, to solve the conflict among the increment of heat-resistant quality, the working quality, the strength and the ductility of the polyvinyl chloride, to overcome the problems that the polyvinyl chloride has a low heat-resistant temperature and the working quality of the polyvinyl chloride is poor even though the heat-resistant temperature of the polyvinyl chloride is high, and to prepare the polyvinyl chloride engineering plastic with high heat resistance, high strength, high ductility and excellent working quality. The preparation method of the heat-resistant polyvinyl chloride alloy material in the invention has simple technology, stable quality and high production efficiency, and is easily operated and controlled.

The invention relates to the field of a pharmaceutical preparation, and in particular discloses an olaparib solid dispersion preparation and a preparation method thereof. The olaparib solid dispersion preparation consists of olaparib, povidone, a special lubricating agent, a special disintegrating agent and a thinner. According to the olaparib solid dispersion preparation disclosed by the invention, povidone, replacing the existing copovidone, is used as a matrix polymer, and appropriate auxiliary materials are added, so that the povidone, as the matrix polymer of the olaparib solid dispersion preparation, is wide in source, low in cost and clear in quality standard in accordance with Chinese Pharmacopoeia; meanwhile, the dissolution effect, bioavailability and stability of the preparation are guaranteed; and the industrial production of the olaparib solid dispersion preparation is facilitated.