摘要:
A catalytic converter for cleaning exhaust gas includes a heat-resistant support, and a coating formed on the support. The coating includes at least one kind of catalytically active substance and a zirconium oxide. The zirconium oxide has a pre-aging specific surface area I and a post-aging specific surface area A, wherein the aging is performed in an atmosphere of 1,000° C. for 5 hours, and wherein A/I≧0.4 and I≧40 m2/g.
摘要:
A catalytic converter for cleaning exhaust gas includes a heat-resistant support, and a catalytic coating formed on the heat-resistant support. The catalytic coating contains Pd-carrying particles of a cerium complex oxide, Pt & Rh-carrying particles of zirconium complex oxide, and particles of a heat-resistant inorganic oxide.
摘要:
A catalytic converter for cleaning exhaust gas includes a heat-resistant support, and a coating formed on the support. The coating contains at least one kind of catalytically active substance and at least one kind of oxygen-storing oxide. The oxygen-storing oxide is selected from oxides of Pr and Tb. The oxygen-storing oxide may be Pr6O11 or Tb4O7. Alternatively, the oxygen-storing oxide may be a complex oxide which may be represented by the formula, Ce1−(x+y)RxEyOxide or Ce1−(x+y)RxZryOxide where “R” represents Pr or Tb, “E” represents an element selected from a group consisting of Nd, Y and Gd.
摘要翻译:用于清洁废气的催化转化器包括耐热载体和形成在载体上的涂层。 涂层含有至少一种催化活性物质和至少一种储氧氧化物。 氧存储氧化物选自Pr和Tb的氧化物。 氧存储氧化物可以是Pr 6 O 11或Tb 4 O 7。 或者,氧化物存储氧化物可以是可由下式表示的复合氧化物,其中“R”表示Pr或Tb,“E”表示选自Nd,Y和Gd的元素。
摘要:
Provided is a heat-resistant oxide exhibiting excellent oxygen storage capacity under a high temperature oxidation-reduction fluctuating atmosphere regardless of reduction of its specific surface area, and this heat-resistant oxide is expressed in the following general formula: Ce.sub.1-(x+y) Zr.sub.x R.sub.y O.sub.2-z where R represents a rare earth metal, z represents an oxygen deficiency, x represents an atomic ratio of 0.15 to 0.70, y represents an atomic ratio of 0.05 to 0.25, and x+y represents a range of 0.20 to 0.95 respectively.
摘要翻译:提供一种在高温氧化还原波动气氛下表现出优异的储氧能力的耐热氧化物,而不管其比表面积如何减小,并且该耐热氧化物由以下通式表示:Ce1-(x + y )Zr x R y O 2-z其中R表示稀土金属,z表示氧缺乏,x表示0.15〜0.70的原子比,y表示0.05〜0.25的原子比,x + y分别表示0.20〜0.95的范围。
摘要:
Pharmaceutical agents characterized by containing benzophenone derivatives represented by the general formula: wherein the each substituent is as defined in the specification, or salts thereof have suppressive effect on RANKL production, suppressive effect on OPG reduction and inhibitory effects on differentiation/activation of osteoclasts, and are extremely useful for treating, for example therapy and/or prevention, of various diseases in which differentiation/activation of osteoclast are involved, such as osteoporosis.
摘要:
Copper-containing nanoparticles with excellent oxidation resistance is provided. The present invention relates to a method for manufacturing copper-containing nanoparticles including obtaining copper-containing nanoparticles that contain an organic component by heat treating an organic copper compound at a temperature equal to or higher than a decomposition initiation temperature of the compound and lower than a complete decomposition temperature of the compound in a non-oxidative atmosphere in the presence of an organic material containing a 1,2-alkanediol having 5 or more carbon atoms and/or a derivative thereof.
摘要:
Copper-containing nanoparticles with excellent oxidation resistance is provided. The present invention relates to a method for manufacturing copper-containing nanoparticles including obtaining copper-containing nanoparticles that contain an organic component by heat treating an organic copper compound at a temperature equal to or higher than a decomposition initiation temperature of the compound and lower than a complete decomposition temperature of the compound in a non-oxidative atmosphere in the presence of an organic material containing a 1,2-alkanediol having 5 or more carbon atoms and/or a derivative thereof.
摘要:
The present invention provides a metal paste composition which can obtain the calcined bodies having low volume resistivity in a wiring substrate after calcining. More specifically, the present invention provides a metal paste composition comprising a metal, an aliphatic polycarbonate, and an organic solvent.
摘要:
An object of the present invention is to provide to a compound and a pharmaceutical composition, which have excellent Syk-inhibitory activity. The present invention provides a nicotinamide derivative represented by the following formula (I) (wherein R1 represents a halogen atom; R2 represents a C1-12 alkyl group, a C2-12 alkenyl group, a C2-12 alkynyl group, a C3-8 cycloalkyl group, an aryl group, an ar-C1-6 alkyl group or a heterocyclic group, each optionally having at least one substituent; R3 represents an aryl group or a heterocyclic group each optionally having at least one substituent; and R4 and R5 each independently represent a hydrogen atom; and R2 and R4 may form a cyclic amino group optionally having at least one substituent together with the nitrogen atom to which they bind) or a salt thereof, and a pharmaceutical composition for use in the treatment of a Syk-related disease which comprises the nicotinamide derivative or a salt thereof.
摘要:
Metal nanoparticles having improved migration resistance are provided. The present invention relates to a method for manufacturing composite nanoparticles including obtaining composite nanoparticles containing at least silver and copper in a single particle by heat treating a mixture containing an organic silver compound and an organic copper compound at a temperature of 150° C. or more in a non-oxidative atmosphere in the presence of a tertiary amine compound represented by the general formula R1R2R3N (wherein R1 through R3 are optionally substituted alkyl groups or aryl groups that may be the same or different, R1 through R3 may be linked in a ring, and the number of carbon atoms in each of R1 through R3 is 5 through 18 and may be the same or different).
摘要翻译:提供了具有改善的耐迁移性的金属纳米粒子。 本发明涉及一种制造复合纳米粒子的方法,其包括通过在150℃以上的温度下热处理含有机银化合物和有机铜化合物的混合物,获得单粒子中至少含有银和铜的复合纳米粒子 在由通式R 1 R 2 R 3 N表示的叔胺化合物(其中R 1至R 3是任选取代的烷基或可以相同或不同的芳基)存在下的非氧化性气氛中,R 1至R 3可以连接在环中 ,R 1〜R 3各自的碳原子数为5〜18,可以相同也可以不同。