摘要:
Platy potassium titanate having a mean major diameter of 1-100 &mgr;m and a mean aspect ratio of 3-500 and obtainable by subjecting magnesium or lithium potassium titanate to an acid treatment to thereby prepare platy titanate, immersing the platy titanate in a potassium hydroxide solution and then subjecting it to calcination.
摘要:
Lepidocrocite potassium magnesium titanate having a composition represented by the formula K0.2-0.7Mg0.4Ti1.6O3.7-4 and obtainable by subjecting an aqueous slurry of lepidocrocite potassium magnesium titanate having a composition represented by the formula K0.8Mg0.4Ti1.6O4 to an acid treatment and subsequent calcination.
摘要:
Lepidocrocite lithium potassium titanate characterized as having a composition represented by the formula K0.5-0.7Li0.27Ti1.73O3.85-3.95, and preferably having an arithmetic mean of major and minor diameters of 0.1–100 μm, a proportion of a major to minor diameter of from 1 to below 10, a mean thickness of 50–5,000 nm and a flaky shape. A friction material characterized as containing 1–80% by weight of the lepidocrocite lithium potassium titanate as a friction control agent.
摘要翻译:其特征在于具有由式K表示的组成的轻铁钛酸钾钾钛酸钾0.5-0.7Li 0.27 Ti 1.73 O 3.85-3.95 < / SUB>,优选具有0.1-100μm的主要和次要直径的算术平均值,1至10的主要至小直径的比例,50-5,000nm的平均厚度和片状形状。 一种摩擦材料,其特征在于含有1-80重量%的作为摩擦控制剂的莱铁氧钛酸锂钾钛酸钾。
摘要:
Sodium hexatitanate having a mean particle diameter in the range of 2-5 μm and an indeterminate shape, and is either obtained by firing a milled mixture obtained as a result of mechanochemical milling of a titanium source and a sodium source or prepared from sodium trititanate obtained by firing a milled mixture obtained as a result of mechanochemical milling of a titanium source and a sodium source.
摘要:
A potassium titanate, method for manufacturing the potassium titanate, a friction material using the potassium titanate and a resin composition using the potassium titanate are disclosed. The potassium titanate is represented by K2TinO(2n+1) (n=4.0-11.0) and has the highest X-ray diffraction intensity peak (2θ) in the range of 11.0°-13.5° with its half width being not less than 0.5°.
摘要:
Provided are aluminum titanate capable of providing a sintered body having a low coefficient of thermal expansion, a high porosity, and high mechanical strength, a production method of the same, and a sintered body of the columnar aluminum titanate. The columnar aluminum titanate has an average aspect ratio (=(number average major-axis length)/(number average minor-axis length)) of 1.5 or more and its magnesium content is preferably within the range of 0.5% to 2.0% by weight relative to the total amount of titanium and aluminum in terms of their respective oxides.
摘要:
Potassium titanate is obtained which has a novel configuration, exhibits excellent wear resistance when incorporated in a friction material and shows an excellent reinforcement performance when incorporated in a resin composition. A manufacturing method of the potassium titanate, a friction material using the potassium titanate and a resin composition using the potassium titanate are also obtained. The potassium titanate is represented by K2TinO(2n+1) (n=4.0-11.0) and has the highest X-ray diffraction intensity peak (2θ) in the range of 11.0°-13.5° with its half width being not less than 0.5°.
摘要翻译:获得了具有新颖结构的钛酸钾,当结合到摩擦材料中时表现出优异的耐磨性,并且当结合到树脂组合物中时显示出优异的增强性能。 还可以得到钛酸钾的制造方法,使用钛酸钾的摩擦材料和使用钛酸钾的树脂组合物。 钛酸钾由K 2 N n N(2n + 1)(n = 4.0-11.0)表示,并且具有最高的X- 射线衍射强度峰值(2θ)在11.0°-13.5°的范围内,其半宽度不小于0.5°。
摘要:
To obtain novel porous aluminum titanate in which aluminum titanate itself is porous, a sintered body of the porous aluminum titanate and a method for producing the porous aluminum titanate. Porous aluminum titanate is composed of porous particles having a form in which a plurality of particles of amoeba-like shape having a plurality of projections extending in random directions are fused together. For example, its pore volume within the pore diameter range of 0.0036 to 10 μm in a pore size distribution as measured by a mercury porosimeter is 0.05 ml/g or more.
摘要:
Sodium hexatitanate having a mean particle diameter in the range of 2-5 μm and an indeterminate shape, and is either obtained by firing a milled mixture obtained as a result of mechanochemical milling of a titanium source and a sodium source or prepared from sodium trititanate obtained by firing a milled mixture obtained as a result of mechanochemical milling of a titanium source and a sodium source.
摘要:
Provided are aluminum titanate capable of providing a sintered body having a low coefficient of thermal expansion, a high porosity, and high mechanical strength, a production method of the same, and a sintered body of the columnar aluminum titanate. The columnar aluminum titanate has an average aspect ratio (=(number average major-axis length)/(number average minor-axis length)) of 1.5 or more and its magnesium content is preferably within the range of 0.5% to 2.0% by weight relative to the total amount of titanium and aluminum in terms of their respective oxides.