-
公开(公告)号:US4581246A
公开(公告)日:1986-04-08
申请号:US756308
申请日:1985-07-18
申请人: Milena Melzer , Norbert Schneider , Helmut Jakusch , Werner Balz
发明人: Milena Melzer , Norbert Schneider , Helmut Jakusch , Werner Balz
IPC分类号: G11B5/702 , C09D5/23 , C09D175/06 , G11B5/70 , G11B5/842
CPC分类号: G11B5/7013
摘要: Magnetic recording media are produced by preparing a dispersion consisting of finely divided magnetic material, a dispersant, the conventional additives and a solution or a dispersion of a polymeric binder, applying the dispersion in the form of a layer onto a non-magnetizable base, orienting the anisotropic magnetic material by means of a magnetic field and drying the applied layer, by a process in which the dispersant employed is obtained by reactingA. from 70 to 95 parts by weight of a reaction product ofI. from 0.5 to 1.5 moles of an oxoalcohol of 6 to 20 carbon atoms,II. from 6 to 18 moles of ethylene oxide andIII. from 2 to 10 moles of propylene oxide, withB. from 5 to 30 parts by weight of a polyphosphoric acid having a P.sub.2 O.sub.5 content of from 80 to 88%.
摘要翻译: 通过制备由细碎的磁性材料,分散剂,常规添加剂和聚合物粘合剂的溶液或分散体组成的分散体制备磁记录介质,将层状分散体施加到不可磁化的基底上,定向 各向异性磁性材料通过磁场并干燥所施加的层,其中所用的分散剂是通过使A.A.反应产物为70〜95重量份,0.5〜1.5摩尔的 6至20个碳原子的二价醇,II。 6至18摩尔环氧乙烷和III。 2〜10摩尔环氧丙烷,B为5〜30重量份,P2O5含量为80〜88%的多磷酸。
-
公开(公告)号:US4507457A
公开(公告)日:1985-03-26
申请号:US525621
申请日:1983-08-23
申请人: Albert Kohl , Norbert Schneider , Gregor Ley , Werner Balz , Milena Melzer , Helmut Jakusch
发明人: Albert Kohl , Norbert Schneider , Gregor Ley , Werner Balz , Milena Melzer , Helmut Jakusch
IPC分类号: G11B5/702 , C09D5/23 , C09D175/00 , C09D175/04 , G11B5/70 , G11B5/842 , G11B5/68
CPC分类号: G11B5/7013
摘要: Magnetic recording media are produced by dispersing timely divided anisotropic magnetic material in a polymeric binder to a non-magnetizable base.
摘要翻译: 通过将聚合物粘合剂中的及时分散的各向异性磁性材料分散到不可磁化的基底来制造磁记录介质。
-
公开(公告)号:US5006406A
公开(公告)日:1991-04-09
申请号:US243094
申请日:1988-09-12
申请人: Jenoe Kovacs , Milena Melzer , Werner Balz , Werner Lenz , Werner Loch , Helmut Jakusch
发明人: Jenoe Kovacs , Milena Melzer , Werner Balz , Werner Lenz , Werner Loch , Helmut Jakusch
IPC分类号: G11B5/706 , C09D5/23 , C09D7/12 , C09D167/00 , C09D177/00 , C09D183/04 , G11B5/70 , G11B5/702 , G11B5/708 , G11B5/71
CPC分类号: G11B5/71 , G11B5/70 , G11B5/702 , G11B5/7085 , Y10S428/90 , Y10T428/25 , Y10T428/257
摘要: In magnetic recording media which have at least one magnetizable layer firmly applied to a nonmagnetic base, the magnetizable layer essentially consists of a magnetic material finely dispersed in an organic polymer binder, a dispersant, a lubricant and other conventional additives.
摘要翻译: 在具有牢固地施加到非磁性基底上的至少一个可磁化层的磁记录介质中,可磁化层基本上由细分散在有机聚合物粘合剂,分散剂,润滑剂和其它常规添加剂中的磁性材料组成。
-
公开(公告)号:US4668586A
公开(公告)日:1987-05-26
申请号:US787088
申请日:1985-10-15
申请人: Albert Kohl , Milena Melzer , August Lehner , Norbert Schneider , Eberhard Koester , Werner Balz , Friedrich Sommermann , Ernst Ricker
发明人: Albert Kohl , Milena Melzer , August Lehner , Norbert Schneider , Eberhard Koester , Werner Balz , Friedrich Sommermann , Ernst Ricker
IPC分类号: G11B5/702 , C09D5/23 , C09D127/04 , C09D127/06 , C09D163/00 , C09D167/00 , C09D171/00 , C09D171/12 , C09D175/00 , C09D175/04 , C10M105/58 , C10N40/18 , G11B5/708 , G11B5/71
CPC分类号: G11B5/71 , Y10S428/90 , Y10T428/31504 , Y10T428/31935
摘要: In magnetic recording media consisting of a non-magnetic base and, bonded on top of this, one or more magnetizable layers based on magnetic material finely dispersed in a polymer binder, a lubricant and further conventional additives, the lubricant used is a triethanolamine esterified with oleic acid.
摘要翻译: 在由非磁性基底构成的磁记录介质中,基于该磁记录介质,基于精细分散在聚合物粘合剂中的磁性材料,润滑剂和其它常规添加剂,一个或多个可磁化层,所用的润滑剂是用 油酸。
-
公开(公告)号:US4430362A
公开(公告)日:1984-02-07
申请号:US450490
申请日:1982-12-16
申请人: Milena Melzer , Norbert Schneider , Helmut Kopke , Klaus Schoettle , Eberhard Koester , Werner Balz , Werner Grau
发明人: Milena Melzer , Norbert Schneider , Helmut Kopke , Klaus Schoettle , Eberhard Koester , Werner Balz , Werner Grau
IPC分类号: C08L75/06 , C09D5/23 , C09D171/00 , C09D171/10 , C09D175/06 , G11B5/702 , G11B5/842 , H01F10/02
CPC分类号: G11B5/7022 , C08L75/06
摘要: Magnetic recording media are produced by a method wherein a fluid dispersion of finely divided magnetically anisotropic material in a film-forming binder mixture containing a polyurethane (obtained from a polyester which possesses free hydroxyl groups, and a di- or polyisocyanate) is applied to a non-magnetic base and the magnetic layer is then hardened.
摘要翻译: 通过以下方法制备磁记录介质:其中将含有聚氨酯(由具有游离羟基的聚酯和二异氰酸酯或多异氰酸酯获得)的成膜粘合剂混合物中的细分散的各向异性材料的流体分散体施加到 然后将非磁性基底和磁性层硬化。
-
公开(公告)号:US4472455A
公开(公告)日:1984-09-18
申请号:US565221
申请日:1983-12-23
申请人: Albert Kohl , Werner Balz , Milena Melzer , Norbert Schneider , Eberhard Koester , August Lehner
发明人: Albert Kohl , Werner Balz , Milena Melzer , Norbert Schneider , Eberhard Koester , August Lehner
IPC分类号: C08F20/26 , C08F220/26 , C09D5/23 , C09D133/04 , C09D133/08 , C09D175/00 , C09D175/04 , G11B5/70 , G11B5/702 , H01F10/02
CPC分类号: G11B5/7013 , G11B5/7022 , G11B5/7023 , G11B5/7028
摘要: Magnetic recording media are produced by dispersing finely divided anisotropic magnetic material and conventional additives in a solution of a polymeric binder in an organic solvent, or in an aqueous dispersion of a polymeric binder, adding a polymer based on hydrophilic ethylenically unsaturated compounds to the magnetic dispersion, applying a layer of the dispersion to a non-magnetizable base, orienting the anisotropic magnetic material in a magentic field and drying the applied layer.
摘要翻译: 通过将分散的各向异性磁性材料和常规添加剂分散在聚合物粘合剂在有机溶剂中的溶液中,或在聚合物粘合剂的水分散体中分散,将基于亲水性烯属不饱和化合物的聚合物加入到磁性分散体中来制备磁记录介质 将分散体层施加到不可磁化的基底上,将各向异性磁性材料定向在磁场中并干燥所施加的层。
-
公开(公告)号:US4567109A
公开(公告)日:1986-01-28
申请号:US515463
申请日:1983-07-20
申请人: August Lehner , Milan Velic , Helmut Kopke , Werner Balz , Werner Lenz , Reinhold Baur , Milena Melzer
发明人: August Lehner , Milan Velic , Helmut Kopke , Werner Balz , Werner Lenz , Reinhold Baur , Milena Melzer
CPC分类号: G11B5/7021 , C08L75/04 , Y10S428/90 , Y10T428/31609 , Y10T428/31935 , Y10T428/31942 , Y10T428/31971
摘要: Magnetic recording media comprising a non-magnetic base which is provided with a magnetic layer which consists essentially of a dispersion of an anisotropic magnetic material in a mixture of an OH-containing polyurea-urethane binder, which is crosslinked with a polyisocyanate, with a physically drying binder.
摘要翻译: 包含非磁性基底的磁记录介质,该非磁性基底设置有磁性层,该磁性层基本上由各向异性磁性材料在与多异氰酸酯交联的含OH聚脲 - 氨基甲酸酯粘合剂的混合物中与物理 干燥粘合剂。
-
公开(公告)号:US4568612A
公开(公告)日:1986-02-04
申请号:US515464
申请日:1983-07-20
申请人: August Lehner , Werner Balz , Werner Lenz , Helmut Kopke , Rudolf Bachmann , Milan Velic , Milena Melzer , Heinrich Hartmann , Reinhold Baur
发明人: August Lehner , Werner Balz , Werner Lenz , Helmut Kopke , Rudolf Bachmann , Milan Velic , Milena Melzer , Heinrich Hartmann , Reinhold Baur
IPC分类号: C08G18/10 , C08G18/12 , C08G18/65 , C09D5/23 , C09D175/00 , C09D175/04 , G11B5/702 , G11B5/70
CPC分类号: G11B5/7021 , C08G18/10 , Y10S428/90 , Y10T428/31609
摘要: Magnetic recording media comprise a non-magnetic base which is provided with a magnetic layer which consists of a dispersion of an anisotropic magnetic material in an organic binder which consists essentially of an OH-containing polyurea-urethane binder crosslinked with polyisocyanate. The OH-containing polyurea-urethane is obtained by reacting a polydiol, a diol and a primary or secondary aminoalcohol, and if appropriate a triol, with a diisocyanate.
摘要翻译: 磁记录介质包括非磁性基底,该非磁性基底由磁性层构成,该磁性层由各向异性磁性材料在有机粘合剂中的分散体组成,该分散体基本上由与多异氰酸酯交联的含OH聚脲 - 氨基甲酸酯粘合剂组成。 含OH的聚脲 - 氨基甲酸酯通过聚二醇,二元醇和伯或仲氨基醇,如果合适的话使三醇与二异氰酸酯反应得到。
-
公开(公告)号:US5470650A
公开(公告)日:1995-11-28
申请号:US107052
申请日:1993-08-17
申请人: August Lehner , Norbert Schneider , Hermann Roller , Werner Balz , Werner Lenz , Albert Kohl
发明人: August Lehner , Norbert Schneider , Hermann Roller , Werner Balz , Werner Lenz , Albert Kohl
IPC分类号: C09D183/04 , C09D5/23 , C10M107/04 , C10M107/06 , C10M107/50 , C10N40/18 , G11B5/708 , G11B5/71 , B32B5/16 , B05D5/12 , B32B9/04 , G11B5/66
CPC分类号: G11B5/708 , Y10T428/25 , Y10T428/254 , Y10T428/2982 , Y10T428/2995 , Y10T428/31663 , Y10T428/31667
摘要: Magnetic recording media are obtained by preparing a dispersion of anisotropic magnetic material and conventional additives in a solution of a polymeric binder in an organic solvent, applying the dispersion as a layer to a nonmagnetizable substrate, then orienting the anisotropic magnetic material in a magnetic field and solidifying the applied magnetic layer, the magnetic layer containing finely divided organic, hydrophobic supporting pigments and a highly viscous polysiloxane.
摘要翻译: 通过将各向异性磁性材料和常规添加剂的分散体制备在聚合物粘合剂在有机溶剂中的溶液中,将分散体作为层施加到不可磁化的基底上,然后将各向异性磁性材料定向在磁场中, 固化所施加的磁性层,磁性层含有细分的有机,疏水性支持颜料和高粘性聚硅氧烷。
-
公开(公告)号:US5543226A
公开(公告)日:1996-08-06
申请号:US992742
申请日:1992-12-18
申请人: Michael Bobrich , August Lehner , Hermann Roller , Rudolf Suettinger , Ria Kress , Norbert Schneider , Werner Lenz , Peter Engelhardt , Peter Rudolf , Gregor Brodt , Werner Balz , Albert Kohl
发明人: Michael Bobrich , August Lehner , Hermann Roller , Rudolf Suettinger , Ria Kress , Norbert Schneider , Werner Lenz , Peter Engelhardt , Peter Rudolf , Gregor Brodt , Werner Balz , Albert Kohl
IPC分类号: C09D175/16 , C08G18/10 , C08G18/62 , C09D4/02 , C09D5/23 , C09D175/14 , G11B5/702 , G11B5/66 , B32B27/00
CPC分类号: G11B5/7021 , C08G18/10 , C08G18/6229 , Y10S428/90 , Y10T428/31551 , Y10T428/31609
摘要: Magnetic recording media consist of a nonmagnetic substrate and at least one magnetizable layer bonded thereon and based on a magnetic material dispersed in at least one polyurethane and one polyurethaneurea (meth)acrylate, the polyurethaneurea (meth)acrylate being obtained by reacting a hydroxyl-containing poly(meth)acrylate with a mixture of di- and polyisocyanates and converting the remaining NCO groups with ammonia or primary or secondary amines into urea groups.
摘要翻译: 磁记录介质由非磁性基片和至少一个可磁化层组成,并且基于分散在至少一种聚氨酯和一种聚氨酯脲(甲基)丙烯酸酯中的磁性材料,所述聚氨酯脲(甲基)丙烯酸酯是通过使含羟基的 聚(甲基)丙烯酸酯与二异氰酸酯和多异氰酸酯的混合物,并将剩余的NCO基团与氨或伯或仲胺转化成脲基团。
-
-
-
-
-
-
-
-
-