The present invention is a lubricating oil, especially a lubricating oil for internal combustion engines, which has friction-reducing properties even under sliding conditions varying substantially in internal combustion engines and the like and which can retain friction-reducing properties over an extend even in the presence of nitrogen oxide gas. The lubricating oil composition contains a lubricating base oil, and an organomolybdenum compound, an organomono-sulfide compound, and an organopolysulfide compound.
SOLID POLYALUMINOXANE COMPOSITION, CATALYST FOR OLEFIN POLYMERIZATION, METHOD FOR PRODUCING OLEFIN POLYMER, AND METHOD FOR PRODUCING SOLID POLYALUMINOXANE COMPOSITION
申请人:Mitsui Chemicals, Inc.
公开号:EP2955187A1
公开(公告)日:2015-12-16
An object of the invention is to provide a solid polyaluminoxane composition suitably used as a cocatalyst and a catalyst carrier in combination with an olefin oligomerization or polymerization catalyst, without the use of solid inorganic carriers such as silica. The solid polyaluminoxane composition of the invention includes a polyalkylaluminoxane and a trialkylaluminum, and has a solubility in n-hexane at 25°C of less than 0.50 mol% as measured by a specific method (i), a solubility in toluene at 25°C of less than 1.0 mol% as measured by a specific method (ii), and a 13 mol% or more molar fraction of alkyl groups derived from the trialkylaluminum moieties relative to the total number of moles of alkyl groups derived from the polyalkylaluminoxane moieties and the alkyl groups derived from the trialkylaluminum moieties as measured with respect to tetrahydrofuran-d8 soluble components by a specific method (iii).
BENZOBIS(THIADIAZOLE) DERIVATIVE, INK CONTAINING SAME, AND ORGANIC ELECTRONIC DEVICE USING SAME
申请人:UBE Industries, Ltd.
公开号:EP3181569A1
公开(公告)日:2017-06-21
An object of the present invention is to provide a benzobis(thiadiazole) derivative, which has an excellent mobility of electron (field-effect mobility) and also has an excellent stability in the atmosphere. The present invention relates to a benzobis(thiadiazole) derivative or the like, which has cyclic imide structures annelated to an aromatic ring in the molecule, represented by the following general formula (1) or (2) wherein R, A and Z represent predetermined groups.
本发明的目的是提供一种苯并双(噻二唑)衍生物,它具有优异的电子迁移率(场效应迁移率),在大气中也具有优异的稳定性。本发明涉及一种苯并双(噻二唑)衍生物或类似物,其分子中的环状亚胺结构与芳香环环化,由下式通式(1)或(2)表示,其中 R、A 和 Z 代表预定基团。
Solid polyaluminoxane composition, olefin polymerization catalyst, olefin polymer production method and solid polyaluminoxane composition production method
申请人:MITSUI CHEMICALS, INC.
公开号:US10150823B2
公开(公告)日:2018-12-11
An object of the invention is to provide a solid polyaluminoxane composition suitably used as a cocatalyst and a catalyst carrier in combination with an olefin oligomerization or polymerization catalyst, without the use of solid inorganic carriers such as silica. The solid polyaluminoxane composition of the invention includes a polyalkylaluminoxane and a trialkylaluminum, and has a solubility in n-hexane at 25° C. of less than 0.50 mol % as measured by a specific method (i), a solubility in toluene at 25° C. of less than 1.0 mol % as measured by a specific method (ii), and a 13 mol % or more molar fraction of alkyl groups derived from the trialkylaluminum moieties relative to the total number of moles of alkyl groups derived from the polyalkylaluminoxane moieties and the alkyl groups derived from the trialkylaluminum moieties as measured with respect to tetrahydrofuran-d8 soluble components by a specific method (iii).
本发明的一个目的是提供一种固体聚铝氧烷组合物,该组合物可作为催化剂和催化剂载体与烯烃低聚或聚合催化剂结合使用,而无需使用固体无机载体,如二氧化硅。本发明的固体聚铝氧烷组合物包括一种聚烷基铝氧烷和一种三烷基铝,在 25° C 的正己烷中的溶解度按特定方法(i)测定小于 0.50 摩尔%,在 25° C 的甲苯中的溶解度按特定方法(ii)测定小于 1.通过特定方法(ii)测定,在 25° C 的正己烷中的溶解度小于 0.50 摩尔%;通过特定方法(iii)测定,在 25° C 的甲苯中的溶解度小于 1.0 摩尔%;通过特定方法(ii)测定,相对于四氢呋喃-d8 可溶组分,来自三烷基铝分子的烷基的摩尔分数为 13 摩尔%或更多。
Sulfur Studies. XIV. Some Derivatives of Certain Higher Mercaptans