Abstract:
An adhesive grease composition comprises a random copolymer of ethylene and an alpha-olefin having the following formula wherein R represents a lower alkyl group, x and y are, respectively, an integer provided that x/y=0.5 to 2.0 and x+y=50 to 150, and a thickening agent in defined amounts.
Abstract:
A metal working water-soluble lubricant composition comprising a water-soluble polymer compound whose counter anion is acidic phosphorus-containing compound or boric acid is disclosed. The water-soluble polymer compound is selected from the group consisting of cationic or amphoteric addition polymers, ring-opened polymers, polycondensation products and salts or quaternary ammonium salts of natural polymer derivatives having at least one basic or cationic nitrogen atom in one molecule thereof with a molecular weight of 1,000 to 10,000,000. The composition has a load resistance equal to or higher than known liquid lubricants which contain mineral oils, beef tallow etc., and shows an excellent lubricating performance when applied to a metal working surface.
Abstract:
본 발명은 윤활 대상이 되는 표면 부근의 마찰계수를 감소시키는 윤활제 조성물에 관한 것으로, 자세하게는 윤활 점도의 베이스 오일을 함유하는 배합의 윤활제 조성물에서 분산되는 기공성 입자를 제공한다. 본 발명의 나노 기공성 입자를 포함하는 윤활제 조성물은, 오일 용해성 나노 크기의 기공(pore)을 가진 나노 입자들이 마찰계수를 감소시키고 장기적으로 유효한 성분들을 서서히 방출시킴으로써 장기적으로 마모를 감소시키는 감소제의 역활을 하므로 우수한 윤활제 효과를 갖는다.
Abstract:
항미생물성 윤활제 조성물이 기재되어 있다. 항미생물성 윤활제 조성물은 광범위한 의료 장치에 항미생물 기능을 제공하는데 특히 유용하다. 조성물은 오일 윤활제를 포함한다. 대표적 윤활제는 폴리디메틸 실록산, 트리플루오로프로필 공중합체 폴리실록산, 및 디메틸실록산과 트리플루오로프로필메틸실록산의 공중합체를 포함할 수 있다. 조성물은 필요에 따라 유변성 개질제를 포함한다. 조성물은 또한, 광범위한 작용제들로부터 선택할 수 있는 항미생물제를 포함한다. 대표적 항미생물제에는 알데히드, 아닐리드, 비구아니드, 비스-페놀, 4차 암모늄 화합물, 세틸 피리듐 클로라이드, 세트리미드, 알렉시딘, 클로르헥시딘 디아세테이트, 벤즈알코늄 클로라이드 및 o-프탈알데히드가 포함된다.
Abstract:
PURPOSE: A lubricant additive for improving the tribological property of a lubricant, new lubricant, a producing method thereof, and a usage thereof are provided to economically offer the new lubricant with the tribology property at the low temperature. CONSTITUTION: A lubricant additive contains a ceramic nanoparticle selected from the group consisting of Al2O3, AlN, SiO2, TiO2, ZrO2, Y2O3, WO3, Ta2O5, V2O5, Nb2O5, CeO2, boron carbide, aluminum titanate, BN, MoSi2, SiC, Si3N4, TiC, TiN, ZrB2, clay minerals and their mixture, and thermal stable carbonate/sulfate.
Abstract:
1) at least one vegetable oil selected from the group comprising: natural vegetable oil, synthetic vegetable oil, genetically modified vegetable oil, and mixtures thereof: 2) at least one FTGTL synthetic base oil having a sulfur content equal to or less than 0.03 percent, saturates equal to or greater than 90 percent, and a viscosity index equal to or greater than 120: and 3) at least one antioxidant.
Abstract:
An aqueous lubricant used for plastic working of metallic material which comprises (A) a water soluble inorganic salt, (B) lubricative agent selected from molybdenum disulfide and graphite and (C) wax, wherein the components are dissolved or dispersed in water, and wherein a concentration ratio (weight ratio) of (B) /(A) is in the range of 1.0 SIMILAR 5.0 and (C) / (A) is 0.1 SIMILAR 1. 0. And a method of lubricative film processing on a metallic material, in that the lubricative film formed by applying the aqueous lubricant is in a dried weight of 0.5 SIMILAR 40g/m . A water soluble inorganic salt (A) is preferably selected from the group consisting of a sulfate, a silicate, a borate, a molybdete and a tungstate. The wax (C) is preferably a natural wax or a synthetic wax which is dispersed in water and has a melting point of 70 SIMILAR 150 DEG C. The aqueous lubricant can be used for imparting excellent lubricity with ease to the surface of a metal having no chemical conversion layer formed thereon.
Abstract:
An aqueous lubricant for use in plastic working of a metallic material which comprises (A) a water soluble inorganic salt and (B) a wax, wherein the components are dissolved or dispersed in water, and wherein a solid concentration ratio (weight ratio) (B)/(A) is 0. 3 SIMILAR 1.5. and a method for producing a lubricative film, characterized in that a lubricative film is produced by applying the aqueous lubricant, preferably in a dried weight of 0.5 SIMILAR 40g/m , on the surface of a metallic material, providing no chemical conversion layer thereon, followed by drying. The aqueous lubricant preferably further comprises (C) a metal salt of a fatty acid in a solid concentration ratio (C) /(A) of 0.01 SIMILAR 0.4. The water soluble inorganic salt (A) is preferably selected from among a sulfate, a silicate, a borate, a molybdate and a tungstate. The wax is preferably a synthetic wax which is dispersed in water and has a melting point of 70 SIMILAR 150 DEG C. The metal salt of a fatty acid (C) is preferably obtained through reacting a saturated fatty acid having 12 SIMILAR 26 carbon atoms with a metal selected from among zinc, calcium, barium, aluminium, magnesium and lithium. The aqueous lubricant can be used for imparting excellent lubricity with ease to the surface of metal having no chemical conversion layer formed thereon.
Abstract:
Waterborne lubricants comprising: (A) water-soluble inorganic salt; (B) homogeneously dispersed solid lubricant; (C) at least one homogeneously emulsified substance selected from mineral oils, animal and plant oils and fats, and synthetic oils; (D) surfactant; and (E) water, in which the weight ratio (B)/(A) is from 0.05:1 to 2:1 and the weight ratio {C/(A + B)} is from 0.05:1 to 1:1, provide a one-step, highly lubricating waterborne lubricant for use in the cold plastic working of metals. This waterborne lubricant can replace the conversion coating treatment (phosphate, oxalate, etc.) + reactive soap treatment combined lubrication system now in general use and is free of the environmental issues associated with the combined lubrication system, provides for facile coating removal, and is not subject to the decline in seizure resistance caused by nonuniform add-on when large numbers of workpieces are treated together by immersion.