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    • 3. 发明授权
    • Sacrificial electrode material for corrosion prevention
    • 用于防腐的牺牲电极材料
    • US5423969A
    • 1995-06-13
    • US217009
    • 1994-03-23
    • Tsuyoshi MasumotoAkihisa InoueTakashi SakumaToshisuke Shibata
    • Tsuyoshi MasumotoAkihisa InoueTakashi SakumaToshisuke Shibata
    • C22C23/00C22C45/00C23F13/00C23F13/14C25B11/04
    • C23F13/14
    • The present invention provides a sacrificial electrode material which consists of a single phase amorphous structure or a structure consisting of an amorphous phase and a crystalline solid solution phase and provides electrochemical corrosion protection to metallic articles exposed to an aqueous electrolytic solution. The electrode material is prepared by rapidly quenching a magnesium-based alloy material from the liquid phase or vapor phase thereof, the magnesium-based alloy material consisting the general formula: Mg.sub.bal X1.sub.a X2.sub.b or Mg.sub.bal X1.sub.a, wherein X1 is at least one element selected from the group consisting of Al, Zn, Ga, Ca and In; X2 is at least one element selected from the group consisting of Mm (misch metal), Y and rare earth metal elements; a and b are, in atomic percentages, 5.0.ltoreq.a.ltoreq.35.0 and 3.0.ltoreq.b.ltoreq.25.0, respectively. The magnesium-based alloy material may further contain one or more transition metal elements in their total contents not exceeding 1.0 atomic %.
    • 本发明提供一种牺牲电极材料,其由单相无定形结构或由非晶相和结晶固溶体相组成的结构组成,并且对暴露于水性电解液的金属制品提供电化学腐蚀保护。 通过从其液相或气相快速淬火镁基合金材料制备电极材料,镁基合金材料由以下通式组成:MgbalX1aX2b或MgbalX1a,其中X1是选自以下的至少一种元素: 的Al,Zn,Ga,Ca和In; X2是选自由Mm(混合稀土金属),Y和稀土金属元素组成的组中的至少一种元素; a和b分别为原子百分比为5.0
    • 4. 发明授权
    • Forming process of amorphous alloy material
    • 非晶合金材料的成型工艺
    • US5324368A
    • 1994-06-28
    • US885480
    • 1992-05-19
    • Tsuyoshi MasumotoAkihisa InoueNobuyuki NishiyamaHiroyuki HorimuraToshisuke Shibata
    • Tsuyoshi MasumotoAkihisa InoueNobuyuki NishiyamaHiroyuki HorimuraToshisuke Shibata
    • B21D26/02B21D26/021C22C45/00C22C45/10
    • C22C45/00B21D26/02C22C45/005C22C45/10Y10T29/49805
    • Disclosed herein is a process for forming an amorphous alloy material capable of showing glass transition, which comprises holding the material between frames arranged in combination; and heating the material at a temperature between its glass transition temperature (Tg) and its crystallization temperature (Tx) and, at the same time, producing a pressure difference between opposite sides of the material, whereby the material is brought into close contact against a forming mold disposed on one side of the material. As an alternative, the forming mold is brought into close contact against the amorphous material in a direction opposite to the pressing direction for the amorphous material. By the above processes, precision-formed products of amorphous alloys can be manufactured and supplied at low cost. These formed amorphous alloy products can be used as mechanical structure parts and components of high strength and high corrosion resistance, various strength members, electronic parts, arts and crafts, original printing plates, or the like.
    • 本文公开了一种用于形成能够显示玻璃化转变的非晶合金材料的方法,其包括将材料保持在组合布置的框架之间; 并在其玻璃化转变温度(Tg)与其结晶温度(Tx)之间的温度下加热材料,同时在材料的相对侧之间产生压力差,由此使材料与 成型模设置在材料的一侧。 作为替代方案,成形模与非晶材料在与非晶材料的按压方向相反的方向上紧密接触非晶材料。 通过上述方法,可以以低成本制造和供应非晶合金的精密成型产品。 这些形成的非晶合金产品可以用作高强度和高耐蚀性的机械结构部件和部件,各种强度部件,电子部件,工艺品,原始印版等。
    • 6. 发明授权
    • Highly hard thin film and method for production thereof
    • 高硬度薄膜及其制造方法
    • US5648174A
    • 1997-07-15
    • US420606
    • 1995-04-12
    • Hiroshi YamagataAkihisa InoueTsuyoshi MasumotoJunichi Nagahora
    • Hiroshi YamagataAkihisa InoueTsuyoshi MasumotoJunichi Nagahora
    • C23C14/00C23C14/06C23C14/14C23C14/58
    • C23C14/5806C23C14/0042C23C14/06C23C14/0688C23C14/14C23C14/58C23C14/584Y10T428/24942Y10T428/25Y10T428/31678
    • A hard thin film having fine crystalline ceramic particles dispersed in a metallic matrix phase is disclosed. The production of the film is effected by first depositing a substantially amorphous film on a substrate and then heat-treating the deposited film. Deposition of the film on the substrate is carried out by using a source of evaporation having a composition represented by the general formula: Al.sub.a M.sub.b, wherein M stands for at least one element selected from the group consisting of Ti, Ta, V, Cr, Zr, Nb, Mo, Hf, W, Mn, Fe, Co, Ni, and Cu and "a" and "b" respectively stand for atomic % in the ranges of 60.ltoreq.a.ltoreq.98.5 and 1.5.ltoreq.b.ltoreq.40, providing a+b=100. Deposition is effected by a physical vapor deposition process in an atmosphere of an inert gas containing a reaction gas while controlling the feed rate of the reaction gas into a chamber in such a manner that the partial pressure of the react/on gas is kept constant or varied continuously or stepwise. By this method, there can be obtained a hard composite film having fine ceramic particles dispersed in a metallic matrix phase or a dense, hard, and composite film having a composition and structure obliquely varied from a substantially crystalline metallic phase to a crystalline ceramic phase in the direction of thickness of the film.
    • 公开了一种具有分散在金属基体相中的细晶体陶瓷颗粒的硬质薄膜。 通过首先在基板上沉积基本上非晶的膜然后对沉积的膜进行热处理来实现膜的制备。 通过使用具有由通式AlaMb表示的组成的蒸发源进行膜的沉积,其中M表示选自Ti,Ta,V,Cr,Zr中的至少一种元素 ,Nb,Mo,Hf,W,Mn,Fe,Co,Ni和Cu,“a”和“b”分别表示60≤a≤98.5的范围内的原子% b = 40,提供+ b = 100。 通过在包含反应气体的惰性气体的气氛中的物理气相沉积工艺进行沉积,同时将反应气体的进料速率控制在室内,使得反应/导入气体的分压保持恒定,或 连续或逐步变化。 通过该方法,可以获得具有分散在金属基体相中的细微陶瓷颗粒的硬质复合膜或致密的,硬的和复合的膜,其具有从基本上结晶的金属相到结晶陶瓷相倾斜变化的组成和结构 膜的厚度方向。
    • 7. 发明授权
    • Process for producing amorphous alloy material
    • 生产非晶合金材料的方法
    • US5296059A
    • 1994-03-22
    • US943703
    • 1992-09-11
    • Tsuyoshi MasumotoAkihisa InoueJunichi NagahoraKazuhiko Kita
    • Tsuyoshi MasumotoAkihisa InoueJunichi NagahoraKazuhiko Kita
    • C22C45/00B22F3/00C22C1/00C22C45/08C22F1/00C22F1/04C22F1/06C22F1/18
    • C22F1/186B22F3/006C22C1/00C22F1/00C22F1/04C22F1/06C22F1/18C21D2201/03
    • A process for producing an amorphous alloy material characterized by imparting ductility to an amorphous alloy having a supercooled liquid region by giving a prescribed amount of strain at a prescribed strain rate to the alloy in the glass transition temperature region of the alloy. The amorphous alloy may be in the form of spherical or irregular-shaped powders or thin ribbons or in the form of primary consolidated shapes thereof or an amorphous alloy casting. The amount of strain and strain rate are preferably 50% or greater and 2.times.10.sup.-2 /sec or higher, respectively, and the worked amorphous alloy material is preferably allowed to cool in a furnace or spontaneously. Suitable examples of the amorphous alloy to be employed include Al-TM-Ln, Mg-TM-Ln, Zr-TM-Al and Hf-TM-Al alloys, wherein TM is a transition metal element and Ln is a rare earth metal element. The thus obtained amorphous alloy is greatly improved in the prevention of embrittlement in hot working peculiar to the alloy.
    • 一种非晶态合金材料的制造方法,其特征在于,在合金的玻璃化转变温度区域中,通过以规定的应变速率向合金赋予规定量的应变率,赋予具有过冷液体区域的非晶质合金的延展性。 非晶合金可以是球形或不规则形状的粉末或薄带的形式,或者是其主要固结形状或非晶态合金铸件的形式。 应变量和应变速率分别优选为50%以上且2×10 -2 /秒以上,加工后的非晶态合金材料优选在炉内自发冷却。 所使用的非晶合金的合适实例包括Al-TM-Ln,Mg-TM-Ln,Zr-TM-Al和Hf-TM-Al合金,其中TM是过渡金属元素,Ln是稀土金属元素 。 由此获得的非晶态合金在防止合金特有的热加工中脆化方面大大提高。
    • 8. 发明授权
    • High strength magnesium-based alloys
    • 高强度镁基合金
    • US5221376A
    • 1993-06-22
    • US820546
    • 1992-01-14
    • Tsuyoshi MasumotoAkihisa InoueTakashi SakumaToshisuke Shibata
    • Tsuyoshi MasumotoAkihisa InoueTakashi SakumaToshisuke Shibata
    • C22C45/00
    • C22C45/005
    • Disclosed are high strength magnesium-based alloys consisting essentially of a composition represented by the general formula (I) Mg.sub.a M.sub.b X.sub.d, (II) Mg.sub.a Ln.sub.c X.sub.d or (III) Mg.sub.a M.sub.b Ln.sub.c X.sub.d, wherein M is at least one element selected from the group consisting of Ni, Cu, Al, Zn and Ca; Ln is at least one element selected from the group consisting of Y, La, Ce, Sm and Nd or a misch metal (Mm) which is a combination of rare earth elements; X is at least one element selected from the group consisting of Sr, Ba and Ga; and a, b, c and d are, in atomic percent, 55.ltoreq.a.ltoreq.95, 3.ltoreq.b.ltoreq.25, 1.ltoreq.c.ltoreq.15 and 0.5.ltoreq.d.ltoreq.30, the alloy being at least 50 percent by volume composed of an amorphous phase. Since the magnesium-based alloys of the present invention have high levels of hardness, strength, heat-resistance and workability, the magnesium-based alloys are useful for high strength materials and high heat-resistant materials in various industrial applications.
    • 公开了基本上由通式(I)MgaMbXd,(II)MgaLncXd或(III)MgaMbLncXd表示的组合物组成的高强度镁基合金,其中M是选自Ni,Cu, Al,Zn和Ca; Ln是选自由Y,La,Ce,Sm和Nd组成的组中的至少一种元素或作为稀土元素组合的稀土金属(Mm); X是选自Sr,Ba和Ga中的至少一种元素; 和a,b,c和d以原子百分比计,55
    • 9. 发明授权
    • High-strength magnesium-based alloy
    • 高强度镁基合金
    • US5340416A
    • 1994-08-23
    • US997780
    • 1992-12-28
    • Toshisuke ShibataAkihisa InoueTsuyoshi Masumoto
    • Toshisuke ShibataAkihisa InoueTsuyoshi Masumoto
    • C22C23/00C22C23/02
    • C22C23/02
    • A high-strength magnesium-based alloy possessing a microcrystalline composition represented by the general formula: Mg.sub.a Al.sub.b M.sub.c or Mg.sub.a,Al.sub.b M.sub.c X.sub.d (wherein M stands for at least one element selected from the group consisting of Ga, Sr, and Ba, X stands for at least one element selected from the group consisting of Zn, Ce, Zr, and Ca, and a, a', b, c, and d stand for atomic percents respectively in the ranges of 78.ltoreq.a.ltoreq.94, 75.ltoreq.a'.ltoreq.94, 2.ltoreq.b.ltoreq.12, 1.ltoreq.c.ltoreq.10, and 0.1.ltoreq.d.ltoreq.3). This alloy can be advantageously produced by rapidly solidifying the melt of an alloy of the composition shown above by the liquid quenching method. It is useful as high-strength materials and highly refractory materials owing to its high hardness, strength, and heat-resistance. It is also useful as materials with high specific strength because of light weight and high strength.
    • 具有由通式MgaAlbMc或Mga,AlbMcXd表示的微晶组合物的高强度镁基合金(其中M表示选自Ga,Sr和Ba中的至少一种元素,X表示至少 选自Zn,Ce,Zr和Ca中的一种元素,a,a',b,c和d分别代表78的范围内的原子百分比, / = a'