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    • 45. 发明授权
    • Polymer-based composition for producting magnetic and magnetizable
molded articles
    • 用于制造磁性和可磁化模制品的基于聚合物的组合物
    • US5932134A
    • 1999-08-03
    • US750700
    • 1997-04-07
    • Hubert ChristHans-Peter Meyerhoff
    • Hubert ChristHans-Peter Meyerhoff
    • B29C45/00C08K3/08C08L67/00C08L71/12C08L77/06H01F1/08H01F1/113H01F1/26H01F1/37H02K1/02
    • H02K1/02C08K3/08H01F1/083H01F1/26
    • The invention is directed to a composition containing from 45 to 99 weight percent of a permanent-magnetic and/or ferromagnetic metal-containing compound and from 1 to 55 weight percent of a polymer of formula IHO--�--CO--R.sub.1 --CO--X--Y--Z--!.sub.n --H (I)wherein R.sub.1 is phenyl, naphthyl, cyclohexyl, cyclohexenyl, or a C.sub.1 to C.sub.4 alkyl-substituted derivative thereof, and, if R.sub.1 is phenyl, the carboxy groups are in ortho, meta or para position to each other;X, Z are O or NR.sub.2, wherein R.sub.2 is H or C.sub.1 to C.sub.4 alkyl;Y is (CH.sub.2).sub.m or phenyl, cyclohexyl or cyclopentyl, and m is from 1 to 12; andn is an integer.Furthermore, the invention is directed to a process for producing said composition, a magnetic and a non-magnetic molded article made of said composition, the production of same and the use of said composition.
    • PCT No.PCT / EP95 / 02256 Sec。 371日期1997年4月7日 102(e)日期1997年4月7日PCT提交1995年6月12日PCT公布。 WO95 / 34902 PCT公开号 日期1995年12月21日本发明涉及一种组合物,其含有45至99重量%的含永久磁性和/或铁磁性金属的化合物和1至55重量%的式IIIO - [ - CO- R1-CO-XYZ-] nH(I)其中R1是苯基,萘基,环己基,环己烯基或其C1-C4烷基取代的衍生物,如果R1是苯基,羧基在邻位,间位或对位 相互依存; X,Z为O或NR 2,其中R 2为H或C 1至C 4烷基; Y为(CH 2)m或苯基,环己基或环戊基,m为1至12; 并且n是整数。 此外,本发明涉及一种制备所述组合物的方法,由所述组合物制成的磁性和非磁性模塑制品,其制备方法和所述组合物的用途。
    • 46. 发明授权
    • Magnetized material having enhanced magnetic pull strength and process
and apparatus for the multipolor magnetization of the material
    • 具有增强的磁力强度的磁化材料以及用于材料的多色磁化的工艺和装置
    • US5428332A
    • 1995-06-27
    • US249668
    • 1994-05-26
    • Raymond C. SrailRichard A. GloverThomas R. SzczepanskiEric M. WeissmanFrederic W. Kunig
    • Raymond C. SrailRichard A. GloverThomas R. SzczepanskiEric M. WeissmanFrederic W. Kunig
    • H01F1/113H01F7/02H01F13/00H01F41/02H01F7/20H01H47/00
    • H01F7/0215H01F13/003Y10S264/58
    • A process and apparatus for permitting the magnetization of flexible hard magnetic materials in the form of sheets or strips, such as magnetic rubber, wherein opposing arrays formed from alternating magnetic disks and flux conducting elements are use in sets of two with opposing polar moments such as to induce a magnetic flux in the gap between the discs. The width of the magnetic disk and flux conducting elements, respectively, are selected to optimize the magnetic pull strength of the material. At the array ends are flux conducting elements that are about 1/2 (i.e., from about 0.25 to about 0.75, and preferably from about 0.4 to 0.6) of the width of the internal flux conducting elements. A material to be magnetized is passed between the array sets in contrast with both disks and consequently imprinted with magnetic poles. The magnetized properties of the material is enhanced by passing the material through a second set of arrays which are axially offset with respect to the first set of arrays. This enhances the residual induction of the sample, the shape of the Br.sup.2 versus distance curve, and significantly improves the pull strength of the material. A device is provided for the production of the material, and further can be used without modification to imprint nontraversing magnetization by biasing the material to one of the arrays of the second, i.e. exiting, set of arrays.
    • 用于允许以片或条形式(例如磁性橡胶)形式的柔性硬磁材料的磁化的方法和装置,其中由交替的磁盘和磁通传导元件形成的相对阵列以两个相反的极性力矩组合使用,例如 以在盘之间的间隙中引起磁通量。 分别选择磁盘和磁通传导元件的宽度以优化材料的磁拉力。 在阵列端部是通量传导元件,其为内部通量传导元件的宽度的约1/2(即约0.25至约0.75,优选约0.4至0.6)。 与两个磁盘相比,要被磁化的材料在阵列组之间通过,并因此被磁极印制。 通过使材料通过相对于第一组阵列轴向偏移的第二组阵列来增强材料的磁化特性。 这增强了样品的残留感应,Br2对距离曲线的形状,并显着提高了材料的拉伸强度。 提供了一种用于生产材料的装置,并且还可以在不改变的情况下使用来通过将材料偏压到第二阵列,即退出的阵列组中的一个而不影响非运动磁化。