公开(公告)号：US08075710B2

公开(公告)日：2011-12-13

申请号：US11921514

申请日：2006-06-15

申请人： Björn Skårman ,  Zhou Ye ,  Patricia Jansson

发明人： Björn Skårman ,  Zhou Ye ,  Patricia Jansson

IPC分类号： H01F1/24

CPC分类号： B22F3/02 ,  B22F1/0062 ,  B22F3/24 ,  B22F2003/241 ,  B22F2003/248 ,  B22F2998/00 ,  B22F2998/10 ,  B22F2999/00 ,  H01F1/14 ,  H01F1/24 ,  H01F1/33 ,  H01F3/08 ,  H01F27/255 ,  H01F41/0246 ,  Y10T428/12028 ,  B22F1/02 ,  B22F1/0003 ,  B22F3/1021 ,  B22F2201/00 ,  B22F2201/02 ,  B22F2201/10 ,  B22F2201/05

摘要： A process for the manufacture of soft magnetic composite components is provided including the steps of: die compacting a powder composition including a mixture of soft magnetic, iron or iron-based powder, core particles of which are surrounded by an electrically insulating, inorganic coating, and an organic lubricant in an amount of 0.05 to 1.5% by weight of the composition, the organic lubricant being free from metal and having a temperature of vaporization less than the decomposition temperature of the coating; ejecting the compacted body from the die; heating the compacted body in an inert atmosphere to a temperature above the vaporization temperature of the lubricant and below the decomposition temperature of the inorganic coating for removing the lubricant from the compacted body, and subjecting the body obtained after heating the compacted body in an inert atmosphere to heat treatment at a temperature between 300 and 600 in water vapor.

摘要翻译： 提供了一种用于制造软磁性复合材料部件的方法，包括以下步骤：将包含软磁性，铁或铁基粉末的混合物的粉末组合物模压成型，其核心颗粒被电绝缘的无机涂层包围， 和组合物的0.05〜1.5重量％的有机润滑剂，有机润滑剂不含金属，其蒸发温度小于涂料的分解温度; 将压实体从模具中弹出; 将压实体在惰性气氛中加热至高于润滑剂蒸发温度的温度，并低于无机涂层的分解温度，以从压实体中除去润滑剂，并将经加压的本体在惰性气氛 在300〜600℃的水蒸气中进行热处理。

公开(公告)号：US20120211693A1

公开(公告)日：2012-08-23

申请号：US13395582

申请日：2010-09-14

申请人： Björn Skårman ,  Zhou Ye

发明人： Björn Skårman ,  Zhou Ye

IPC分类号： H01F1/01 ,  C04B35/645

CPC分类号： H01F1/24 ,  B22F1/0062 ,  B22F1/02 ,  H01F41/0246

摘要： A ferromagnetic powder composition is provided comprising soft magnetic iron-based core particles having an apparent density of 3.2-3.7 g/ml, and wherein the surface of the core particles is provided with a phosphorus-based inorganic insulating layer and at least one metal-organic layer, located outside the first phosphorus-based inorganic insulating layer. A process further is provided for producing the composition and a method for the manufacturing of soft magnetic composite components prepared from the composition, as well as the obtained component.

摘要翻译： 提供了一种铁磁粉末组合物，其包含表观密度为3.2-3.7g / ml的软磁性铁基核心颗粒，并且其中芯颗粒的表面设置有磷基无机绝缘层和至少一种金属 - 有机层，位于第一磷基无机绝缘层的外侧。 提供一种制备该组合物的方法以及由该组合物制备的软磁性复合材料组分的制造方法以及所获得的组分。

公开(公告)号：US10741316B2

公开(公告)日：2020-08-11

申请号：US13578786

申请日：2011-02-09

申请人： Björn Skårman ,  Zhou Ye

发明人： Björn Skårman ,  Zhou Ye

IPC分类号： H01F1/20 ,  H01F1/24 ,  C04B35/26 ,  H01F1/33 ,  B22F1/02 ,  H01F41/02 ,  H01F1/26

摘要： A ferromagnetic powder composition including soft magnetic iron-based core particles, wherein the surface of the core particles is provided with at least one phosphorus-based inorganic insulating layer and then at least partially covered with metal-organic compound(s), wherein the total amount of metal-organic compound(s) is between 0.005 and 0.05% by weight of the powder composition, and wherein the powder composition further includes a lubricant. Further, a process for producing the composition and a method for the manufacturing of soft magnetic composite components prepared from the composition, as well as the obtained component.

公开(公告)号：US08052806B2

公开(公告)日：2011-11-08

申请号：US12516053

申请日：2007-12-06

申请人： Zhou Ye ,  Björn Skårman

发明人： Zhou Ye ,  Björn Skårman

IPC分类号： H01F1/147

摘要： A powder magnetic core is provided for operating at high frequencies that is obtained by pressure forming an iron-based magnetic powder covered with an insulation film, which has a specific resistance more than 1000, preferably more than 2000, and most preferably more than 3000 μΩm, and a saturation magnetic flux density B above 1.5, preferably above 1.7, and most preferably above 1.9 (T). A method for the preparation of such cores as well as a powder which is suitable for the preparation also are provided.

公开(公告)号：US20120292555A1

公开(公告)日：2012-11-22

申请号：US13567532

申请日：2012-08-06

申请人： Björn Skårman ,  Zhou Ye ,  Hilmar Vidarsson

发明人： Björn Skårman ,  Zhou Ye ,  Hilmar Vidarsson

IPC分类号： H01F1/42 ,  B22F1/02

CPC分类号： H01F41/0246 ,  B22F1/02 ,  B22F2003/145 ,  B22F2003/248 ,  B22F2998/10 ,  B22F2999/00 ,  C22C33/02 ,  C22C2202/02 ,  H01F1/14733 ,  H01F1/26 ,  B22F9/082 ,  B22F1/0059 ,  B22F3/02 ,  B22F3/24 ,  B22F3/14 ,  B22F1/0062 ,  B22F1/007

摘要： A ferromagnetic powder composition including soft magnetic iron-based core particles, wherein the surface of the core particles is provided with a first inorganic insulating layer and at least one metal-organic layer, located outside the first layer, of a metal-organic compound having the following general formula: (R1[(R1)x(R2)y(MOn-1)]nR1, wherein M is a central atom selected from Si, Ti, Al, or Zr; O is oxygen; R1 is a hydrolysable group; R2 is an organic moiety and wherein at least one R2 contains at least one amino group; wherein n is the number of repeatable units being an integer between 1 and 20; wherein the x is an integer between 0 and 1; wherein y is an integer between 1 and 2; wherein a metallic or semi-metallic particulate compound having a Mohs hardness of less than 3.5 is adhered to a metal-organic layer; wherein the powder composition further includes a particulate lubricant.

摘要翻译： 1.一种铁磁性粉末组合物，其包含软磁性铁基核粒子，其中所述核心粒子的表面设置有第一无机绝缘层和位于所述第一层外侧的至少一个金属有机层，所述金属有机化合物具有金属有机化合物， 以下通式：（R1 [（R1）x（R2）y（MOn-1）] nR1其中M是选自Si，Ti，Al或Zr的中心原子; O是氧; R1是可水解基团 ; R 2是有机部分，并且其中至少一个R 2含有至少一个氨基;其中n是1至20之间的整数的可重复单元的数目;其中x是0和1之间的整数;其中y是 整数在1和2之间;其中莫氏硬度小于3.5的金属或半金属颗粒化合物粘附到金属 - 有机层;其中粉末组合物还包含颗粒润滑剂。

公开(公告)号：US08236420B2

公开(公告)日：2012-08-07

申请号：US12922360

申请日：2009-03-18

申请人： Björn Skårman ,  Zhou Ye ,  Hilmar Vidarsson

发明人： Björn Skårman ,  Zhou Ye ,  Hilmar Vidarsson

IPC分类号： B32B5/16

CPC分类号： H01F41/0246 ,  B22F1/02 ,  B22F2003/145 ,  B22F2003/248 ,  B22F2998/10 ,  B22F2999/00 ,  C22C33/02 ,  C22C2202/02 ,  H01F1/14733 ,  H01F1/26 ,  B22F9/082 ,  B22F1/0059 ,  B22F3/02 ,  B22F3/24 ,  B22F3/14 ,  B22F1/0062 ,  B22F1/007

摘要： A ferromagnetic powder composition is described comprising soft magnetic iron-based core particles, wherein the surface of the core particles is provided with a first inorganic insulating layer and at least one metal-organic layer, located outside the first layer, of a metal-organic compound having the following general formula: (R1[(R1)x(R2)y(MOn-1)]nR1, wherein M is a central atom selected from Si, Ti, Al, or Zr; O is oxygen; R1 is a hydrolysable group; R2 is an organic moiety and wherein at least one R2 contains at least one amino group; wherein n is the number of repeatable units being an integer between 1 and 20; wherein the x is an integer between 0 and 1; wherein y is an integer between 1 and 2; wherein a metallic or semi-metallic particulate compound having a Mohs hardness of less than 3.5 is adhered to at least one metal-organic layer; and wherein the powder composition further comprises a particulate lubricant. A process is additionally provided for producing the composition and a method for the manufacturing of soft magnetic composite components prepared from the composition, as well as the obtained component.

摘要翻译： 描述了一种铁磁性粉末组合物，其包括软磁性铁基核心颗粒，其中芯颗粒的表面设置有第一无机绝缘层和位于第一层外侧的至少一个金属有机层，金属有机层 具有以下通式的化合物：（R1 [（R1）x（R2）y（MOn-1）] nR1，其中M是选自Si，Ti，Al或Zr的中心原子; O是氧; R1是 可水解基团; R 2是有机部分，并且其中至少一个R 2含有至少一个氨基;其中n是1至20之间的整数的可重复单元的数目;其中x是0和1之间的整数;其中y 是1和2之间的整数;其中Mohs硬度小于3.5的金属或半金属颗粒化合物粘附到至少一个金属 - 有机层;并且其中所述粉末组合物还包含颗粒润滑剂。 另外提供用于制备组合物 以及由该组合物制备的软磁性复合材料成分的制造方法以及所得成分。

公开(公告)号：US08187394B2

公开(公告)日：2012-05-29

申请号：US12516053

申请日：2007-12-06

申请人： Zhou Ye ,  Björn Skårman

发明人： Zhou Ye ,  Björn Skårman

IPC分类号： H01F1/147

CPC分类号： H01F41/0246 ,  B22F1/02 ,  B22F2998/00 ,  C22C2202/02 ,  H01F1/24 ,  Y10T428/2991 ,  B22F3/02

摘要： A powder magnetic core is provided for operating at high frequencies that is obtained by pressure forming an iron-based magnetic powder covered with an insulation film, which has a specific resistance more than 1000, preferably more than 2000, and most preferably more than 3000 μΩm, and a saturation magnetic flux density B above 1.5, preferably above 1.7, and most preferably above 1.9 (T). A method for the preparation of such cores as well as a powder which is suitable for the preparation also are provided.

摘要翻译： 提供了一种粉末磁芯，用于以高频进行操作，所述粉末磁芯通过压力形成覆盖有绝缘膜的铁基磁性粉末获得，所述铁基磁性粉末的电阻率大于1000，优选大于2000，最优选大于3000μ，OHgr ; m，饱和磁通密度B高于1.5，优选高于1.7，最优选高于1.9（T）。 还提供了制备这种芯的方法以及适合于制备的粉末。

公开(公告)号：US20100038580A1

公开(公告)日：2010-02-18

申请号：US12516053

申请日：2007-12-06

申请人： Zhou Ye ,  Björn Skårman

发明人： Zhou Ye ,  Björn Skårman

IPC分类号： H01F1/24 ,  B22F1/00 ,  B22F3/12

CPC分类号： H01F41/0246 ,  B22F1/02 ,  B22F2998/00 ,  C22C2202/02 ,  H01F1/24 ,  Y10T428/2991 ,  B22F3/02

摘要： A powder magnetic core is provided for operating at high frequencies that is obtained by pressure forming an iron-based magnetic powder covered with an insulation film, which has a specific resistance less than 1000, preferably less than 2000, and most preferably less than 3000 μm, and a saturation magnetic flux density B above 1.5, preferably above 1.7, and most preferably above 1.9 (T). A method for the preparation of such cores as well as a powder which is suitable for the preparation also are provided.

摘要翻译： 提供一种粉末磁芯，用于以高频进行操作，所述粉末磁芯通过压力形成覆盖有绝缘膜的铁基磁性粉末获得，所述铁基磁性粉末的电阻率小于1000，优选小于2000，最优选小于3000μm ，饱和磁通密度B高于1.5，优选高于1.7，最优选高于1.9（T）。 还提供了制备这种芯的方法以及适合于制备的粉末。

公开(公告)号：US09640306B2

公开(公告)日：2017-05-02

申请号：US13395582

申请日：2010-09-14

申请人： Björn Skårman ,  Zhou Ye

发明人： Björn Skårman ,  Zhou Ye

IPC分类号： H01F1/01 ,  C04B35/645 ,  H01F1/24 ,  B22F1/00 ,  B22F1/02 ,  H01F41/02

CPC分类号： H01F1/24 ,  B22F1/0062 ,  B22F1/02 ,  H01F41/0246

摘要： A ferromagnetic powder composition is provided comprising soft magnetic iron-based core particles having an apparent density of 3.2-3.7 g/ml, and wherein the surface of the core particles is provided with a phosphorus-based inorganic insulating layer and at least one metal-organic layer, located outside the first phosphorus-based inorganic insulating layer. A process further is provided for producing the composition and a method for the manufacturing of soft magnetic composite components prepared from the composition, as well as the obtained component.

公开(公告)号：US08647743B2

公开(公告)日：2014-02-11

申请号：US13567532

申请日：2012-08-06

申请人： Björn Skårman ,  Zhou Ye ,  Hilmar Vidarsson

发明人： Björn Skårman ,  Zhou Ye ,  Hilmar Vidarsson

IPC分类号： B32B5/16

CPC分类号： H01F41/0246 ,  B22F1/02 ,  B22F2003/145 ,  B22F2003/248 ,  B22F2998/10 ,  B22F2999/00 ,  C22C33/02 ,  C22C2202/02 ,  H01F1/14733 ,  H01F1/26 ,  B22F9/082 ,  B22F1/0059 ,  B22F3/02 ,  B22F3/24 ,  B22F3/14 ,  B22F1/0062 ,  B22F1/007

摘要： A ferromagnetic powder composition including soft magnetic iron-based core particles, wherein the surface of the core particles is provided with a first inorganic insulating layer and at least one metal-organic layer, located outside the first layer, of a metal-organic compound having the following general formula: (R1[(R1)x(R2)y(MOn-1)]nR1, wherein M is a central atom selected from Si, Ti, Al, or Zr; O is oxygen; R1 is a hydrolysable group; R2 is an organic moiety and wherein at least one R2 contains at least one amino group; wherein n is the number of repeatable units being an integer between 1 and 20; wherein the x is an integer between 0 and 1; wherein y is an integer between 1 and 2; wherein a metallic or semi-metallic particulate compound having a Mohs hardness of less than 3.5 is adhered to a metal-organic layer; wherein the powder composition further includes a particulate lubricant.

摘要翻译： 1.一种铁磁性粉末组合物，其包含软磁性铁基核粒子，其中所述核心粒子的表面设置有第一无机绝缘层和位于所述第一层外侧的至少一个金属有机层，所述金属有机化合物具有金属有机化合物， 以下通式：（R1 [（R1）x（R2）y（MOn-1）] nR1其中M是选自Si，Ti，Al或Zr的中心原子; O是氧; R1是可水解基团 ; R 2是有机部分，并且其中至少一个R 2含有至少一个氨基;其中n是1至20之间的整数的可重复单元的数目;其中x是0和1之间的整数;其中y是 整数在1和2之间;其中莫氏硬度小于3.5的金属或半金属颗粒化合物粘附到金属 - 有机层;其中粉末组合物还包含颗粒润滑剂。