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    • 1. 发明授权
    • Method for producing ethylene and propylene
    • 生产乙烯和丙烯的方法
    • US07893311B2
    • 2011-02-22
    • US12067037
    • 2006-09-14
    • Yoshikazu TakamatsuKouji Nomura
    • Yoshikazu TakamatsuKouji Nomura
    • C07C4/06
    • B01J29/44B01J29/068B01J29/072B01J35/002B01J37/0009B01J2229/42C07C4/06C10G11/05C10G11/10C10G2300/1088C10G2300/4018C10G2400/20Y02P20/52Y02P20/584C07C11/04C07C11/06
    • The invention is to provide a catalyst excellent in product producibility and selectivity, and in coking degradation resistance and regeneration degradation resistance, which is for production of ethylene and propylene through catalytic conversion from a hydrocarbon material. The invention relates to a method for producing ethylene and propylene through catalytic conversion from an olefin, by contacting a hydrocarbon material with a zeolite-containing shaped catalyst satisfying the following requirements (1) to (6), in a reactor: (1) the zeolite is an intermediate pore-size zeolite having a pore size of from 5 to 6.5 angstroms, (2) the zeolite does not substantially contain a proton, (3) the zeolite contains at least one metal selected from the group consisting of metals belonging to the Group IB of the Periodic Table, (4) the zeolite-containing shaped catalyst comprises silica as a binder, (5) the zeolite-containing shaped catalyst has a side-crush strength of at least 2.5 N/mm, (6) the zeolite-containing shaped catalyst has a sodium content of 500 ppm or less as an H-exchange type thereof.
    • 本发明提供一种产品生产性和选择性优异,耐焦化降解性和再生降解性优异的催化剂,其通过从烃类材料的催化转化而生产乙烯和丙烯。 本发明涉及一种通过从烯烃催化转化生产乙烯和丙烯的方法,通过在反应器中使烃材料与满足以下要求(1)至(6)的含沸石成型催化剂接触:(1) 沸石是孔径为5至6.5埃的中等孔径沸石,(2)沸石基本上不含质子,(3)沸石含有选自属于 (4)含沸石的成型催化剂包括二氧化硅作为粘合剂,(5)含沸石的成形催化剂的侧面压碎强度为至少2.5N / mm,(6) 含沸石的成形催化剂的H交换型的钠含量为500ppm以下。
    • 3. 发明授权
    • High silica content zeolite-based catalyst
    • 高二氧化硅含量的沸石基催化剂
    • US06207605B1
    • 2001-03-27
    • US08905409
    • 1997-08-04
    • Masatsugu KawaseKouji NomuraYukito NagamoriJiro Kinoshita
    • Masatsugu KawaseKouji NomuraYukito NagamoriJiro Kinoshita
    • B01J2904
    • C10G11/05B01J29/70B01J2229/16B01J2229/36C10G35/095
    • A high silica content zeolite-based catalyst for use in a reaction which uses a feedstock containing an aromatic hydrocarbon or which gives a product containing an aromatic hydrocarbon, which catalyst satisfies the following requirements (1), (2), (3) and (4): (1) the zeolite constituting a zeolite-based catalyst has an SiO2/Al2O3 molar ratio of from 20 to 200; (2) the zeolite constituting a zeolite-based catalyst has a primary particle diameter of from 0.3 to 3 &mgr;m; (3) when a zeolite-based catalyst is converted into H type, the H type zeolite-based catalyst has a ratio of the number of surface acid sites to the total number of acid sites is from 0.03 to 0.15; and (4) a zeolite-based catalyst exhibits a pyridine-desorbed amount (B) as measured at a temperature of from 500° C. to 900° C. by a hot desorption method when converted into H type after being subjected to a steam treatment at an H2O partial pressure of 0.8 atm and a temperature of 650° C. for 5 hours, and a pyridine-desorbed amount (A) as measured at a temperature of from 500° C. to 900° C. by a hot desorption method when converted into H type without the steam treatment, which amounts satisfy the following requirements: &agr;≦1.6 α = ( 1 B 2 - 1 A 2 ) ÷ 5 × 10 5 .
    • 用于反应中的高二氧化硅含量的沸石基催化剂,其使用含有芳族烃的原料或产生含有芳族烃的产物,该催化剂满足以下要求(1),(2),(3)和( 4):(1)构成沸石型催化剂的沸石的SiO 2 / Al 2 O 3摩尔比为20〜200; (2)构成沸石型催化剂的沸石的初级粒径为0.3〜3μm; (3)当沸石型催化剂转化为H型时,H型沸石型催化剂的表面酸性位数与酸性位置总数之比为0.03〜0.15; 和(4)沸石型催化剂在通过热脱附法在500℃〜900℃的温度下测定的吡啶解吸量(B)后,在经受蒸汽后变为H型时 在H 2 O分压为0.8atm,温度为650℃下处理5小时,并通过热解吸在500℃至900℃的温度下测定吡啶解吸量(A) 方法转换为H型无蒸汽处理,其数量满足以下要求:
    • 5. 发明授权
    • Method for producing ethylene and propylene
    • 生产乙烯和丙烯的方法
    • US07884257B2
    • 2011-02-08
    • US12066991
    • 2006-09-14
    • Yoshikazu TakamatsuKouji Nomura
    • Yoshikazu TakamatsuKouji Nomura
    • C07C4/06
    • B01J29/44B01J29/068B01J29/072B01J37/0009B01J2229/42C07C4/06C10G11/02C10G11/05C10G11/10C10G2300/1088C10G2300/4018C10G2400/20Y02P20/52C07C11/04C07C11/06
    • The invention is to provide a catalyst for long-term, high-yield and stable production of ethylene and propylene in an efficient and simple method of catalytic conversion from a hydrocarbon material. The invention relates to a method for producing ethylene and propylene by contacting a hydrocarbon material that contains an olefin having from 4 to 12 carbon atoms in an amount of at least 20% by weight, with a zeolite-containing shaped catalyst satisfying the following requirements (1) to (4), in a reactor for catalytic conversion of that olefin: (1) the zeolite is an intermediate pore-size zeolite having a pore size of from 5 to 6.5 angstroms, (2) the zeolite does not substantially contain a proton, (3) the zeolite contains at least one metal selected from the group consisting of metals belonging to the Group IB of the Periodic Table, (4) the zeolite has a silica/alumina molar ratio (SiO2/Al2O3 molar ratio) of from 800 to 2,000.
    • 本发明提供一种用于从烃类材料进行催化转化的有效且简单的方法中长期,高产率和稳定地生产乙烯和丙烯的催化剂。 本发明涉及一种生产乙烯和丙烯的方法,该方法是将含有至少20重量%的含有4-12个碳原子的烯烃的烃材料与满足以下要求的含沸石成型催化剂 1)至(4)中,在该烯烃的催化转化反应器中:(1)沸石是孔径为5至6.5埃的中间孔径沸石,(2)沸石基本上不含有 质子,(3)沸石含有选自属于元素周期表第IB族的金属中的至少一种金属,(4)沸石的二氧化硅/氧化铝摩尔比(SiO 2 / Al 2 O 3摩尔比)为 800至2,000。
    • 8. 发明授权
    • Process for producing 1,3-propanediol
    • 1,3-丙二醇生产工艺
    • US06911566B2
    • 2005-06-28
    • US10469513
    • 2002-03-01
    • Takashi TsunodaKouji Nomura
    • Takashi TsunodaKouji Nomura
    • B01J21/00B01J29/84C07C29/141C07C45/64C07C31/20C07C29/14C07C31/18C07C29/241
    • C07C29/141B01J21/00B01J29/65B01J29/84B01J29/85C07C45/64C07C47/19C07C31/205
    • A process for producing 1,3-propanediol, comprising: hydrating acrolein in a liquid phase in the presence of a hydration catalyst to form 3-hydroxypropanal; separating any unreacted acrolein, if any is present; and carrying out catalytic hydrogenation of the 3-hydroxypropanal in a liquid or gas phase with a hydrogenation catalyst, wherein the hydration catalyst is a catalyst comprising at least one member selected from the group consisting of the following materials (a) to (c) and has a pH of 6 or less at 20° C., when made into a slurry by dispersing the catalyst in a quantity of water 5 times as much as the quantity of catalyst by weight: (a) a metalloaluminophosphate molecular sieve, (b) an FER type zeolite, and (c) an oxide or compound oxide, excluding crystalline aluminosilicate zeolites, which comprises one or more element(s) selected from the elements belonging to group 4, group 13 and group 14 of the periodic table.
    • 一种生产1,3-丙二醇的方法,包括:在水合催化剂存在下,将液相中的丙烯醛水合,形成3-羟基丙醛; 分离任何未反应的丙烯醛(如果有的话) 并用氢化催化剂在液相或气相中进行3-羟基丙醛的催化氢化,其中所述水合催化剂是包含选自以下材料(a)至(c)和 在20℃时pH为6以下,当通过将催化剂分散到催化剂的量的5倍量的水中制成浆料时:(a)金属铝磷酸盐分子筛,(b) FER型沸石,和(c)不包括结晶硅铝酸盐沸石的氧化物或复合氧化物,其包含选自元素周期表第4族,第13族和第14族的元素的一种或多种元素。
    • 10. 发明授权
    • Electrode tip dressing apparatus and tool used therefor
    • 电极末端修整装置及其使用的工具
    • US08739591B2
    • 2014-06-03
    • US11885376
    • 2006-02-28
    • Shuhei OguraKouji NomuraMikiji SuzukiYuki DoiTakayuki ShimizuShinji TeradaKiyoshi ShinkiHideya KimuraYoshinori Tanaka
    • Shuhei OguraKouji NomuraMikiji SuzukiYuki DoiTakayuki ShimizuShinji TeradaKiyoshi ShinkiHideya KimuraYoshinori Tanaka
    • B21D31/00
    • B23K11/3063
    • There are provided an electrode tip dressing apparatus and an electrode tip dressing tool for resistance welding, which are miniaturized by reducing a rotational driving-force of a dressing tool. By adjusting a curvature radius of a dressing portion 4 of a dressing tool 2, a contact width, wherein a top electrode tip 5 abuts to the dressing portion 4 of the dressing tool 2, is adjusted from a rotational center of the dressing tool 2 to the outer side of the dressing tool 2. Dressing work done with the dressing tool 2 is thus made to be constant at the whole area of the dressing portion 4, from the rotational center of the dressing tool 2 to the outer side of the dressing tool 2. Accordingly, excess dressing work, which brings decline of productivity, can be avoided, thus enabling to dress the top electrode tip 5 with the minimal dressing work. A rotational driving-power of the dressing tool 2 is thereby reduced, enabling to labor-save and miniaturize the electrode tip dressing apparatus.
    • 提供了一种用于电阻焊接的电极头修整装置和电极头修整工具,其通过减少修整工具的旋转驱动力而小型化。 通过调节修整工具2的修整部分4的曲率半径,其中顶部电极末端5邻接修整工具2的修整部分4的接触宽度从修整工具2的旋转中心被调整到 修整工具2的外侧。因此,使修整工具2完成的修整工作在修整部分4的整个区域中从修整工具2的旋转中心到修整工具的外侧是恒定的 因此,可以避免产生生产率下降的多余的修整工作,从而能够以最小的修整作业来装饰顶部电极末端5。 因此,修整工具2的旋转驱动力降低,能够省电并且使电极末端修整装置小型化。