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1. 发明申请

US20100255332A1 IRON-BASED POWDER FOR POWDER METALLURGY 有权
标题翻译：基于铁粉的粉末冶金
公开(公告)号：US20100255332A1
公开(公告)日：2010-10-07
申请号：US12734775
申请日：2007-12-13
申请人： Tomoshige Ono , Shigeru Unami , Takashi Kawano , Yukiko Ozaki
发明人： Tomoshige Ono , Shigeru Unami , Takashi Kawano , Yukiko Ozaki
IPC分类号： B32B15/02 , B22F1/02
CPC分类号： B22F1/02 , B22F1/0077 , C22C33/02 , C22C33/0264 , Y10T428/12181
摘要： Flowability-improving particles are adhered to surfaces of iron powder through a binder to provide an iron-based powder for powder metallurgy which has excellent flowability and which is capable of uniformly filling a thin-walled cavity and compaction with high performance of ejection force.
摘要翻译：流动性改善颗粒通过粘合剂粘附在铁粉表面上，得到粉末冶金用铁基粉末，其具有优异的流动性，并且能够均匀地填充薄壁腔体，并且具有高性能的喷射力。

2. 发明授权

US06638335B2 Highly compressible iron powder 有权
标题翻译：高度可压缩的铁粉
公开(公告)号：US06638335B2
公开(公告)日：2003-10-28
申请号：US10123343
申请日：2002-04-16
申请人： Yukiko Ozaki , Masateru Ueta , Naomichi Nakamura
发明人： Yukiko Ozaki , Masateru Ueta , Naomichi Nakamura
IPC分类号： B22F100
CPC分类号： B22F1/0014 , C22C38/004
摘要： A highly compressible iron powder for powder metallurgy has an optimized particle size distribution. The Vickers microhardness of the particles that do not pass through the sieve having the nominal opening of 150 &mgr;m is controlled to be at most about 110. The iron powder is suitable for production of magnetic parts having high magnetism and mechanical parts having high mechanical strength.
摘要翻译：用于粉末冶金的高度可压缩的铁粉具有优化的粒度分布。不通过具有150μm标称开口的筛子的颗粒的维氏显微硬度被控制在至多约110.铁粉适用于生产具有高磁性的磁性部件和具有高机械强度的机械部件。

3. 发明授权

US5437741A Corrosion-resistant rare earth metal-transition metal-boron permanent magnets 失效
标题翻译：耐腐蚀稀土金属 - 过渡金属 - 硼永磁体
公开(公告)号：US5437741A
公开(公告)日：1995-08-01
申请号：US238330
申请日：1994-05-05
申请人： Yukiko Ozaki , Michio Shimotomai , Yasutaka Fukuda , Akira Fujita , Yoko Kitano , Junichi Shimomura
发明人： Yukiko Ozaki , Michio Shimotomai , Yasutaka Fukuda , Akira Fujita , Yoko Kitano , Junichi Shimomura
IPC分类号： C22C1/04 , C22C19/07 , H01F1/057
CPC分类号： H01F1/0577 , C22C1/0441 , C22C19/07
摘要： A corrosion-resistant rare earth metal-transition metal-boron permanent magnet having improved corrosion resistance and excellent magnetic properties, including RE: 10-25 at % (where RE is at least one of Y, Sc and lanthanides), B: 2-20 at % and the remainder being substantially Fe, Co and Ni. In this case, the magnet has an average crystal grain size of 0.1-50 .mu.m and includes a crystal grain boundary phase of RE(Ni.sub.1-x-y Co.sub.x Fe.sub.y) compound having a thickness of not more than 10 .mu.m.
摘要翻译：具有改善的耐腐蚀性和优异的磁性能的耐腐蚀稀土金属 - 过渡金属 - 硼永磁体，包括RE：10-25at％（其中RE是Y，Sc和镧系元素中的至少一种），B：2- 20原子％，其余基本上为Fe，Co和Ni。在这种情况下，磁体的平均晶粒尺寸为0.1-50μm，并且包括厚度不大于10μm的RE（Ni1-x-yCoxFey）化合物的晶界相。

4. 发明授权

US06861028B2 Lubricants for die lubrication and manufacturing method for high density iron-based powder compacts 失效
标题翻译：用于模具润滑的润滑剂和用于高密度铁基粉末压块的制造方法
公开(公告)号：US06861028B2
公开(公告)日：2005-03-01
申请号：US09817171
申请日：2001-03-27
申请人： Yukiko Ozaki , Satoshi Uenosono , Shigeru Unami
发明人： Yukiko Ozaki , Satoshi Uenosono , Shigeru Unami
IPC分类号： C10M129/40 , B22F1/00 , B22F3/02 , B22F3/035 , B30B15/00 , C10M103/02 , C10M103/06 , C10M129/44 , C10M133/06 , C10M133/16 , C10M133/42 , C10M143/02 , C10M143/04 , C10M145/14 , C10M147/02 , C10M149/18 , C10N10/02 , C10N10/04 , C10N10/12 , C10N20/06 , C10N40/36 , C22C33/02 , B22F3/12
CPC分类号： B22F1/0077 , B22F1/0059 , B22F2998/00 , B22F2999/00 , B30B15/0011 , B22F2003/023 , B22F2003/026 , B22F2202/06
摘要： A manufacturing method for high-density iron-based powder compacts is disclosed. The temperature of the die is adjusted at ordinary temperature or at a predetermined temperature by preheating. A lubricant for die lubrication prepared by mixing at least two different lubricants having melting points higher than a predetermined temperature of the compaction pressure is sprayed at the upper part of the die and is introduced into the die and adhered by electrification to the surface of the die. The resulting die is filled with an iron-based mixed powder including a lubricant and molding is performed at ordinary temperature or at a temperature raised by heating. The at least two different lubricants having melting points higher than the predetermined temperature of the compaction pressure are preferably at least two materials selected from at least one of the following groups: metallic soaps, amide-based waxes, polyamides, polyethylenes, polypropylenes, polymers comprised of acrylic acid esters, polymers having methacrylic acid ester, plastics including fluorine and lubricants having layered crystal structures.
摘要翻译：公开了一种高密度铁基粉末压块的制造方法。通过预热将模具的温度调节到常温或预定温度。通过将熔点高于压缩压力的预定温度的至少两种不同的润滑剂混合制备的用于模具润滑的润滑剂在模具的上部喷射并被引入模具中并通过带电粘附到模具的表面。所得模具填充有包含润滑剂的铁基混合粉末，并且在常温或通过加热升高的温度下进行成型。具有高于压实压力的预定温度的熔点的至少两种不同的润滑剂优选为至少两种选自以下组中的至少一种：金属皂，酰胺类蜡，聚酰胺，聚乙烯，聚丙烯，聚合物的丙烯酸酯，具有甲基丙烯酸酯的聚合物，包含氟的塑料和具有层状晶体结构的润滑剂。

5. 发明授权

US06451082B1 Iron-based powder mixture for powder metallurgy, process for producing the same, and method of forming a molding from the same 失效
标题翻译：用于粉末冶金的铁基粉末混合物，其制备方法以及从其形成模塑方法
公开(公告)号：US06451082B1
公开(公告)日：2002-09-17
申请号：US09749576
申请日：2000-12-28
申请人： Yukiko Ozaki , Satoshi Uenosono , Kuniaki Ogura
发明人： Yukiko Ozaki , Satoshi Uenosono , Kuniaki Ogura
IPC分类号： B22F102
CPC分类号： B22F1/0062 , B22F1/0059 , B22F1/0077 , B22F1/0096 , B22F2003/145 , B22F2998/00 , C22C33/0207
摘要： An iron-based powder composition is provided that is greatly flowable and compactible and less dependent on temperature with respect to flowability and compactibility at room temperature or during warming. The iron-based powder composition includes an iron-based powder, a lubricant melted and fixed to the iron-based powder, an alloying powder bonded to the iron-based powder with the aid of the lubricant, and a free lubricant. One or more constituent members are coated with an organosiloxane layer in a coating ratio of greater than about 80%. The organosiloxane has phenyl groups as a functional group. The lubricant melted and fixed to the iron-based powder is a composite melt composed of a calcium soap and a lithium soap, or a composite melt composed of a calcium soap and an amide lubricant. The free lubricant is a mixed powder composed of an amide lubricant and a methyl polymethacrylate powder, or a lithium soap powder. A process for producing the iron-based powder composition is also provided.
摘要翻译：提供了一种铁基粉末组合物，其在流动性和在室温下或在加热过程中的紧密性方面具有极大的流动性和可压缩性，并且对温度的依赖性较小。铁基粉末组合物包括铁基粉末，融化并固定在铁基粉末上的润滑剂，借助润滑剂粘合到铁基粉末上的合金粉末和游离润滑剂。一个或多个构成部件以大于约80％的涂布比涂覆有机硅氧烷层。有机硅氧烷具有苯基作为官能团。熔融并固定在铁基粉末上的润滑剂是由钙皂和锂皂组成的复合熔体或由钙皂和酰胺润滑剂组成的复合熔体。游离润滑剂是由酰胺润滑剂和聚甲基丙烯酸甲酯粉末或锂皂粉组成的混合粉末。还提供了一种制备铁基粉末组合物的方法。

6. 发明申请

US20100284239A1 METHOD FOR MIXING RAW MATERIAL POWDER FOR POWDER METALLURGY AND METHOD FOR PRODUCING RAW MATERIAL POWDER FOR POWDER METALLURGY 有权
标题翻译：用于混合粉末冶金原料粉末的方法和用于生产用于粉末冶金的原料粉末的方法
公开(公告)号：US20100284239A1
公开(公告)日：2010-11-11
申请号：US12452857
申请日：2008-08-13
申请人： Yoshiaki Maeda , Kiyoshi Makino , Kotaro Okawa , Ichio Sakurada , Kuniaki Ogura , Yukiko Ozaki
发明人： Yoshiaki Maeda , Kiyoshi Makino , Kotaro Okawa , Ichio Sakurada , Kuniaki Ogura , Yukiko Ozaki
IPC分类号： B01F15/06
CPC分类号： B22F1/0077 , B22F1/0085 , C22C33/0264
摘要： The present invention provides a method for mixing a raw material powder for powder metallurgy that allows efficient mixing at a low cost with a simple measure and easy adjustment of the apparent density by performing first agitation mixing in which a powder mixture obtained by adding, to an iron powder, one or two or more members selected from lubricant powders, free-machining agent powders, and lubricant powders for sliding surface, an alloying powder, and a binding agent is agitated while increasing the temperature to a temperature TK equal to or higher than the melting point TM of the binding agent, the resultant is agitated while maintaining the temperature TK, and the resultant is further agitated while reducing the temperature from the temperature TK, and performing second agitation mixing in which the obtained powder mixture is agitated while cooling.
摘要翻译：本发明提供一种混合粉末冶金用原料粉末的方法，其能够通过进行第一搅拌混合，通过简单的测量和容易调节表观密度，以低成本进行有效的混合，其中将通过添加到铁粉，从润滑剂粉末，自由加工剂粉末和滑动表面用润滑剂粉末，合金粉末和粘合剂中选择的一种或两种以上的成分，同时将温度升高至等于或高于粘合剂的熔点TM，在保持温度TK的同时搅拌所得物，并且在温度TK降低温度的同时进一步搅拌所得物，并进行第二搅拌混合，其中所得粉末混合物在冷却的同时被搅拌。

7. 发明授权

US07384446B2 Mixed powder for powder metallurgy 有权
标题翻译：粉末冶金混合粉末
公开(公告)号：US07384446B2
公开(公告)日：2008-06-10
申请号：US10560080
申请日：2005-04-21
申请人： Shigeru Unami , Satoshi Uenosono , Yukiko Ozaki
发明人： Shigeru Unami , Satoshi Uenosono , Yukiko Ozaki
IPC分类号： B22F1/02
CPC分类号： C22C33/0207
摘要： Mo of 0.05 to 1.0% by mass is adhered to the surfaces of an iron-based powder containing Mn of 0.5% by mass or less and Mo of 0.2 to 1.5% by mass as prealloyed elements by diffusion bonding, whereby an alloy steel powder is formed. Furthermore, a Ni powder of 0.2 to 5% by mass and/or a Cu powder of 0.2 to 3% by mass are added to the alloy steel powder, whereby a mixed powder for powder metallurgy is formed. The mixed powder for powder metallurgy according to the present invention enables production of sintered bodies having high density as well as superior tensile strength and rotating bending fatigue strength.
摘要翻译：通过扩散接合将0.05〜1.0质量％的Mo粘附到作为预合金元素的Mn为0.5质量％以下且Mo为0.2〜1.5质量％的铁基粉末的表面，由此合金钢粉末为形成。此外，在合金钢粉末中加入0.2〜5质量％的Ni粉末和/或0.2〜3质量％的Cu粉末，形成粉末冶金用混合粉末。根据本发明的用于粉末冶金的混合粉末能够生产具有高密度以及优异的拉伸强度和旋转弯曲疲劳强度的烧结体。

8. 发明申请

US20070089562A1 Mixed powder for powder metallurgy 有权
标题翻译：粉末冶金混合粉末
公开(公告)号：US20070089562A1
公开(公告)日：2007-04-26
申请号：US10560080
申请日：2005-04-21
申请人： Shigeru Unami , Satoshi Uenosono , Yukiko Ozaki
发明人： Shigeru Unami , Satoshi Uenosono , Yukiko Ozaki
IPC分类号： B22F1/02
CPC分类号： C22C33/0207
摘要： Mo of 0.05 to 1.0% by mass is adhered to the surfaces of an iron-based powder containing Mn of 0.5% by mass or less and Mo of 0.2 to 1.5% by mass as prealloyed elements by diffusion bonding, whereby an alloy steel powder is formed. Furthermore, a Ni powder of 0.2 to 5% by mass and/or a Cu powder of 0.2 to 3% by mass are added to the alloy steel powder, whereby a mixed powder for powder metallurgy is formed. The mixed powder for powder metallurgy according to the present invention enables production of sintered bodies having high density as well as superior tensile strength and rotating bending fatigue strength.
摘要翻译：通过扩散接合将0.05〜1.0质量％的Mo粘附到作为预合金元素的Mn为0.5质量％以下且Mo为0.2〜1.5质量％的铁基粉末的表面，由此合金钢粉末为形成。此外，在合金钢粉末中加入0.2〜5质量％的Ni粉末和/或0.2〜3质量％的Cu粉末，形成粉末冶金用混合粉末。根据本发明的用于粉末冶金的混合粉末能够生产具有高密度以及优异的拉伸强度和旋转弯曲疲劳强度的烧结体。

9. 发明申请

US20060065072A1 Iron-based mixed powder for powder metallurgy and sintered body 有权
标题翻译：用于粉末冶金和烧结体的铁基混合粉末
公开(公告)号：US20060065072A1
公开(公告)日：2006-03-30
申请号：US11230714
申请日：2005-09-20
申请人： Yukiko Ozaki , Hiroshi Sugihara , Satoshi Uenosono
发明人： Yukiko Ozaki , Hiroshi Sugihara , Satoshi Uenosono
IPC分类号： C22C1/05
CPC分类号： C22C33/0228 , B22F1/0059
摘要： The invention provides an iron-based mixed powder for powder metallurgy enabling the iron-based mixed powder to improve the machinability, without being accompanied by degrading the mechanical property of a sintered body. In order to obtain the purpose of the invention, the iron-based mixed powder comprises a mixture of an iron-based powder, a powder for an alloy, a powder for machinability improvement, while further adding lubricant. And, (1) the powder for machinability improvement comprises a manganese sulfide powder, and at least one selected from the group consisting of a calcium phosphate powder and a hydroxy apatite powder, or, (2) the powder for machinability improvement has an average particle diameter of 1 to 60 micrometers and is at least one selected from the group consisting of manganese sulfide powder and calcium fluoride powder.
摘要翻译：本发明提供一种用于粉末冶金的铁基混合粉末，使得铁基混合粉末能够提高机械加工性，而不会降低烧结体的机械性能。为了获得本发明的目的，铁基混合粉末包含铁基粉末，合金粉末，可加工性改进用粉末，同时进一步添加润滑剂的混合物。另外，（1）可提高切削性的粉末包括硫化锰粉末和选自磷酸钙粉末和羟基磷灰石粉末中的至少一种，或（2）用于机械加工性改善的粉末具有平均粒子直径为1至60微米，并且是选自硫化锰粉末和氟化钙粉末中的至少一种。

10. 发明授权

US06503445B2 Iron-based powder composition for powder metallurgy having higher flowability and higher compactibility and process for production thereof 有权
标题翻译：用于粉末冶金的铁基粉末组合物具有较高的流动性和更高的紧密度及其生产方法
公开(公告)号：US06503445B2
公开(公告)日：2003-01-07
申请号：US09767111
申请日：2001-01-22
申请人： Yukiko Ozaki , Satoshi Uenosono , Kuniaki Ogura
发明人： Yukiko Ozaki , Satoshi Uenosono , Kuniaki Ogura
IPC分类号： B22F302
CPC分类号： B22F1/0062 , B22F1/0059 , B22F1/0077 , B22F1/0096 , B22F2998/00 , C22C33/0207
摘要： A process for producing an iron-based powder composition for powder metallurgy having excellent flowability at room temperature and a warm compaction temperature, having improved compactibility enabling lowering ejection force in compaction, and to provide a process for producing a compact of a high density from the iron-based powder composition, wherein the iron-based powder composition comprises an iron-based powder, a lubricant, and an alloying powder, and at least one of the iron-based powder, the lubricant, and the alloying powder is coated with at least one surface treatment agent selected from the group of surface treatment agents of organoalkoxysilanes, organosilazanes, titanate coupling agents, fluorine-containing silicon silane coupling agents, and wherein the iron-based powder composition is compacted at a temperature not lower than the lowest melting point of the employed lubricants, but not higher than the highest melting point of the employed lubricants.
摘要翻译：一种粉末冶金用铁基粉末组合物的制造方法，其在室温下具有优异的流动性和温暖的压实温度，具有改善的压实性，从而能够降低压缩时的喷射力，并且提供了一种从铁基粉末组合物，其中所述铁基粉末组合物包含铁基粉末，润滑剂和合金粉末，并且所述铁基粉末，所述润滑剂和所述合金粉末中的至少一种涂覆有至少一种选自有机烷氧基硅烷的表面处理剂，有机硅氮烷，钛酸酯偶联剂，含氟硅烷偶联剂的表面处理剂，其中铁基粉末组合物在不低于最低熔点的温度下压实的使用润滑剂，但不高于所用润滑剂的最高熔点。

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