Abstract:
PROBLEM TO BE SOLVED: To improve gap-corrosion resistance and fretting resistance by reducing the trouble of high contact stress fretting and abrasion in a turbine or a compressor rotating blade on the contact surface between the turbine or the compressor wheel of a turbo machine. SOLUTION: With respect to coating, including a graphite-based solid thin film lubricant material, for a turbo machine, the coating is applied to at least one of a rotating blade disc assembly 12 and a wheel slot 42, preferably to a dovetail 40 of the rotating blade disc assembly 12. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
Disclosed are grease compositions containing a liquid fluorinated polymer and a thickening agent containing hexagonal lattice boron nitride powder having a bimodal particle size distribution as well as grease compositions containing a liquid fluorinated polymer and a thickening agent containing hexagonal lattice boron nitride powder and a solid fluorinated polymer.
Abstract:
A solid lubricant composition comprises (I) 30 to 70 parts by weight of graphite, (II) 70 to 30 parts by weight of a mixture of at least two components selected from alkali molybdate, alkali or alkaline earth sulphate and alkali phosphate, the ratio of the two individual ingredients being in the range of from 0.05/1 to 20/1. Compositions give improved load-bearing capacity and allows settling of friction coefficient.
Abstract:
In order to obtain a cold rolled steel sheet having excellent press formability, a cold rolled steel sheet has, on a surface thereof, an organic-inorganic composite film containing: an organic resin; and a crystalline layered material. The organic-inorganic composite film has an average film thickness of 0.10 to 2.0 µm and contains 0.5 part or more by weight of the crystalline layered material as a solid with respect to 100 parts by weight of a solid of the organic resin. The crystalline layered material preferably is, for example, a layered double hydroxide represented by [M 2+ 1-X M 3+ X (OH) 2 ][A n- ] x/n •zH 2 O, where: M 2+ is one or more of Mg 2+ , Ca 2+ , Fe 2+ , Ni 2+ , and Zn 2+ ; M 3+ is one or more of Al 3+ , Fe 3+ , and Cr 3+ ; and A n- is one or more of OH - , CO 3 2- , Cl - , and (SO 4 ) 2- .
Abstract:
[OBJECTIVE] To provide a lubricant for hot plastic working which is excellent in lubricating properties, feedability and operability and will produce no adverse affects on the corrosion resistance of the products. [MEANS FOR SOLUTION] A lubricant for hot plastic working which is characterized in that the composition is comprised of, in an anhydrous condition, 50 to 80% by mass of iron oxide, 20 to 50% by mass of sodium silicate and 1 to 20% by mass of calcium oxide and that the total content of the impurities of zinc oxide, lead oxide and copper oxide is not higher than 5% by mass, where the content of the stabilizer is not counted.. This lubricant is suited for use in lubricating guide shoes in piercing-rolling of high-Cr steel species.
Abstract:
Die vorliegende Erfindung betrifft ein Schmiermittel-Additiv, umfassend a) 2,5 bis 30 Gew.-%, bezogen auf das Gesamtgewicht des Schmiermittel-Additivs, einer Schmierstoffkomponente, die ausgewählt ist unter Zinnsulfid (insbesondere Zinnmonosulfid (SnS), Zinndisulfid (SnS 2 ), Zinntrisulfid (Sn 2 S 3 ) oder Mischsulfide davon), Zinksulfid (ZnS), Bismuttrisulfid (Bismut-III-sulfid, Bi 2 S 3 ), aktiviertem Graphit und Gemischen davon; b) 0,1 bis 5 Gew.-%, bezogen auf das Gesamtgewicht des Schmiermittel-Additivs, eines Metallsulfids, das ausgewählt ist unter Molybdändisulfid, Antimontrisulfid, Wolframdisulfid, Kupfersulfid (CuS, Cu 2 S oder Mischsulfide davon), Eisensulfid (FeS, Fe 2 S 3 oder Mischsulfide davon) und Gemischen davon,
wobei das Gewichtsverhältnis von Komponente a) zu Komponente b) im Bereich von 2,5 : 1 bis 100 : 1 liegt. Das Schmiermittel-Additiv bewirkt eine hohe Stabilität der Suspension der Festschmierstoffe in einem Schmiermittel ohne die Schmiermitteleigenschaften nachteilig zu beeinflussen.
Abstract translation:在载体油中含有(a)2.5-30重量%(基于总添加剂)选自锡(II)或锡(IV)硫化物,三硫化锡(Sn 2 S 3)(Sn 2 S 3) 或混合锡硫化物),硫化锌,三硫化铋(Bi 2 S 3),活性石墨及其混合物,和(b)0.1-5重量%的金属硫化物如钼或二硫化钨,三硫化锑,硫化铜(CuS和/或 Cu2S)硫化铁(FeS和/或Fe2S3)或它们的混合物,其中wt。 (a)〜(b)=(2.5:1) - (100:1)的比例。 含有0.1-5重量%(I)的润滑剂的独立权利要求。
Abstract:
A method for preparation of the metal wire rod for plastic processing comprising, carrying out cleaning treatment by at least one kind of cleaning treatment method selected from the group consisting of shot blast, sand blast, bending and acid cleaning of cathode and anode on the surface of metal wire rod of 0.3-50 mm diameter for 20 seconds or less, contacting with aqueous lubricious film formation treating solution which contains at least one kind of inorganic salt selected from the group consisting of phosphate, sulfate, borate, silicate, molybdate or tungstate and at least one kind of slipping agent selected from the group consisting of metal soap, wax, polytetrafluoroethylene, molybdenum disulfate and graphite, wherein, the weight ratio of solid of said slipping agent/inorganic salt is within the limit from 0.1 to 4.0 for 5 seconds or less, drying immediately and forming lubricious film of adhesion amount from 0.5 to 20 g/m 2 on the surface of the wire rod by continuous inline system. The method allows the preparation of a metal material for plastic processing having excellent lubricating characteristics in a short time.
Abstract translation:一种塑料加工用金属线材的制备方法,其特征在于,通过选自由喷丸,喷砂,弯曲和酸洗在表面上的阴极和阳极组成的组中的至少一种清洗处理方法进行清洗处理 直径为0.3-50mm的金属线材20秒以下,与含有选自磷酸盐,硫酸盐,硼酸盐,硅酸盐,钼酸盐或钨酸盐中的至少一种无机盐的水性润滑成膜处理溶液接触 和选自金属皂,蜡,聚四氟乙烯,二硫酸钼和石墨的至少一种滑爽剂,其中,所述滑动剂/无机盐的固体的重量比在0.1至4.0的范围内为5 秒以下,立即干燥,通过连续在线系统在线材的表面上形成粘附量为0.5〜20g / m 2的润滑膜 TEM。 该方法允许在短时间内制备具有优异润滑特性的用于塑料加工的金属材料。
Abstract:
A process is disclosed for manufacturing a lubricant composition comprising combining a superabsorbent polymer with a material for decreasing friction between moving surfaces. The superabsorbent polymer absorbs from about 25 to greater than 100 times its weight in water and may comprise a polymer of acrylic acid, and acrylic ester, acrylonitrile or acrylamide, including co-polymers thereof or starch graft copolymers thereof or mixtures thereof. A product produced by the process includes the material for decreasing friction comprising a petroleum lubricant containing an additive, water containing an additive, synthetic lubricant, grease, solid lubricant or metal working lubricant, wherein the synthetic lubricant, grease, solid lubricant or metal working lubricant optionally contain an additive. A process comprising controlling the delivery of a lubricant to at least one of two moving surfaces in order to decrease friction between said moving surfaces, is also disclosed. This process includes applying the lubricant composition to at least one of the surfaces. The lubricant composition in this instance comprises a superabsorbant polymer combined with a material for decreasing friction between moving surfaces, wherein the material for decreasing friction comprises a petroleum lubricant, water, synthetic lubricant, grease, solid lubricant or metal working lubricant, and optionally an additive.