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1. 发明授权

US5543226A Magnetic recording media 失效
标题翻译：磁记录媒体
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。

2. 发明授权

US5556918A Polymeric materials suitable as dispersing resins 失效
标题翻译：适合作为分散树脂的聚合材料
公开(公告)号：US5556918A
公开(公告)日：1996-09-17
申请号：US370977
申请日：1995-01-10
申请人： Gregor Brodt , August Lehner , Alfred Lindner , Hermann Graf , Michael Bobrich , Ria Kress , Norbert Schneider , Albert Kohl , Werner Loch
发明人： Gregor Brodt , August Lehner , Alfred Lindner , Hermann Graf , Michael Bobrich , Ria Kress , Norbert Schneider , Albert Kohl , Werner Loch
IPC分类号： C08G18/65 , B01F17/00 , B01F17/52 , C08F2/38 , C08F8/30 , C08F8/32 , C08G18/10 , C08G18/62 , C08G18/78 , C09D5/23 , C09D7/45 , C09D17/00 , C09D175/04 , G11B5/70 , G11B5/702
CPC分类号： G11B5/7023 , B01F17/0028 , C08F8/30 , C08F8/32 , C08G18/10 , C08G18/6245 , C08G18/7831 , C09D17/00 , C09D7/02 , G11B5/7013 , G11B5/7022
摘要： Polymeric materials (I) are obtainable by reacting1. a polymer II comprisinga) from 80 to almost 100 mol % of a C.sub.1 -C.sub.25 -alkyl ester of an .alpha.,.beta.-unsaturated carboxylic acid,b) from 0 to 20 mol % of a further monomer,c) tetrahydrofuran hydroperoxide as polymerization initiator and, if required,d) a further polymerization initiator and/or regulator by means of which the majority of the polymer chains of the polymer II are terminated at one of their ends by a hydroxyl group,2. with a polyfunctional isocyanate III to give a reaction product IV, the amount of isocyanate groups being from 1.2 to 3.0 mol per mol of hydroxyl groups of II, and3. reacting IV with ammonia or with a compound V which has an amino function reactive toward isocyanates.The polymeric materials can be used as dispersing resins for pigment-containing coatings, in particular for the production of magnetic recording materials.
摘要翻译：聚合材料（I）可通过以下方式获得：1.包含a）80至几乎100摩尔％的α，β-不饱和羧酸的C 1 -C 25烷基酯的聚合物II，b）0至20摩尔％的另外的单体，c）四氢呋喃氢过氧化物作为聚合引发剂，如果需要，d）另外的聚合引发剂和/或调节剂，聚合物II的大部分聚合物链通过其一端终止于羟基，2.与多官能异氰酸酯III反应，得到反应产物IV，异氰酸酯基团的量为每摩尔II的羟基为1.2-3.0摩尔，和3.将IV与氨或与化合物V反应对异氰酸酯反应的氨基官能团。聚合物材料可以用作含颜料的涂料的分散树脂，特别是用于生产磁记录材料。

3. 发明授权

US5922469A Materials suitable as crosslinkable binder components 失效
标题翻译：适合作为可交联粘合剂组分的材料
公开(公告)号：US5922469A
公开(公告)日：1999-07-13
申请号：US839703
申请日：1997-04-15
申请人： Thomas Wunsch , Gregor Brodt , Ria Kress , Norbert Schneider , Albert Kohl , August Lehner , Werner Balz
发明人： Thomas Wunsch , Gregor Brodt , Ria Kress , Norbert Schneider , Albert Kohl , August Lehner , Werner Balz
IPC分类号： C08G18/12 , C08G18/61 , C08G18/65 , C08G18/66 , C09D5/23 , C09D175/00 , C09D175/04 , G11B5/702 , B32B27/40
CPC分类号： G11B5/7021 , C08G18/12 , C08G18/61 , C08G18/6517 , C08G18/6535 , C08G18/6637 , Y10S428/90 , Y10T428/31609
摘要： Preparation of materials (I) having an average molecular weight from 4000 to 30,000, obtainable by reacting1) a polyurethane (II) comprisinga) 1 mol of a diol (III) having an average molecular weight of from 400 to 4000,b) from 0.3 to 9 mol of an aliphatic or cycloaliphatic diol (IV) of 2 to 18 carbon atoms,c) from 0.3 to 9 mol of an aromatic diol (V) of 8 to 30 carbon atoms,d) from 0.01 to 1 mol of a trihydric alcohol (VI) of 3 to 18 carbon atoms,e) from 0.001 to 1 mol of a polyhydric alcohol (VII) of 3 to 14 carbon atoms which contains a tertiary amino group andf) an amount of a diisocyanate (VIII) of 6 to 30 carbon atoms such that the molar ratio of the isocyanate groups to the total number of hydroxyl groups in (III) to (VII) is from 1.05:1 to 1.4:1with2) a compound (IX) which contains one or more hydroxyl groups and one or more amino groups reactive toward isocyanate groups, the amount of (IX) being such that the number of reactive amino groups corresponds to the number of isocyanate groups in the polyurethane (II).The materials may be used as crosslinkable binder components for pigment-containing coatings, in particular for the production of magnetic recording materials.
摘要翻译：制备平均分子量为4000〜30,000的材料（I），其可通过使1）包含a）1摩尔平均分子量为400至4000的二醇（III）的聚氨酯（II）得到，b） 2〜18个碳原子的脂肪族或脂环族二醇（Ⅳ）为0.3〜9摩尔，c）0.3〜9摩尔碳原子数为8〜30的芳香族二醇（Ⅴ），d）0.01〜1摩尔 3〜18个碳原子的三元醇（Ⅵ），e）0.001〜1摩尔含有叔氨基的3〜14个碳原子的多元醇（Ⅶ），f）二异氰酸酯（Ⅷ）（III）至（VII）中的异氰酸酯基团与羟基的总摩尔比为1.05:1至1.4:1，其中2）含有一个或多个的化合物（IX）或更多的羟基和一个或多个对异氰酸酯基反应的氨基，（IX）的量使得反应性氨基的数量对应于数目o 聚氨酯（II）中的异氰酸酯基团。这些材料可以用作含颜料的涂料的可交联粘合剂组分，特别是用于生产磁记录材料。

4. 发明授权

US5756637A Polymeric materials suitable as dispersing resins 失效
标题翻译：适合作为分散树脂的聚合材料
公开(公告)号：US5756637A
公开(公告)日：1998-05-26
申请号：US643587
申请日：1996-05-06
申请人： Gregor Brodt , Josef Schelble , August Lehner , Franz Weingart , Albert Kohl , Ria Kress , Norbert Schneider
发明人： Gregor Brodt , Josef Schelble , August Lehner , Franz Weingart , Albert Kohl , Ria Kress , Norbert Schneider
IPC分类号： C08L75/04 , C08G18/10 , C08G18/62 , C08G18/65 , C08G18/83 , C08L75/00 , C08L101/00 , C08L101/12 , C09D5/23 , G11B5/702 , G11B5/73
CPC分类号： G11B5/7021 , C08G18/10 , C08G18/6245 , C08G18/831 , Y10S428/90
摘要： A polymeric material I is obtainable by reacting 1) a polymer II of a) from 80 to almost 100 mol % of a C.sub.1 -C.sub.25 -alkyl ester of an .alpha.,.beta.-unsaturated carboxylic acid, b) from 0 to 20 mol % of one or more further monomers and c) an initiator and/or regulator by means of which the majority of the polymer chains of the polymer II are terminated at one of their ends by a hydroxyl group, 2) with a polyfunctional nonaromatic isocyanate III to give a reaction product IV, the amount of isocyanate groups being from 1.2 to 3.9 mol per mole of the hydroxyl groups in II, 3) reacting IV with a) a compound V, containing groups reactive toward isocyanates, to give a reaction product VI, the amount of reactive groups being from 2 to 7 mol per mole of the free isocyanate groups still present in IV, and reacting VI with a compound VII to give the polymer I, which reacts with the reactive groups which are still free in VI and by means of which acidic groups are introduced into VI, or b) a compound VIII which contains groups reactive toward isocyanates and by means of which the acidic groups are introduced into IV, to give the polymer I. The polymeric materials can be used as dispersing resin for pigment-containing coatings, in particular for the production of magnetic recording materials.
摘要翻译：聚合物材料I可通过以下步骤获得：a）a）80至几乎100摩尔％的α，β-不饱和羧酸的C 1 -C 25烷基酯的聚合物II，b）0至20摩尔％一个或多个另外的单体和c）引发剂和/或调节剂，聚合物II的大部分聚合物链通过羟基在其一端终止，2）与多官能非芳族异氰酸酯III一起给出反应产物IV，II中每摩尔羟基的异氰酸酯基团的量为1.2至3.9摩尔，3）使IV与a）包含对异氰酸酯反应的基团的化合物V反应，得到反应产物VI，反应基团的量相对于IV中仍然存在的每摩尔游离异氰酸酯基团为2至7摩尔，并且使VI与化合物VII反应，得到聚合物I，其与VI中仍具有自由基的反应性基团反应，其中酸性基团被引入VI中，或b）化合物V III，其含有对异氰酸酯具有反应性的基团，并且通过其将酸性基团引入到IV中，得到聚合物I.聚合物材料可用作含颜料的涂料的分散树脂，特别是用于制备磁性记录材料。

5. 发明授权

US5424132A Magnetic recording media 失效
标题翻译：磁记录媒体
公开(公告)号：US5424132A
公开(公告)日：1995-06-13
申请号：US132856
申请日：1993-10-07
申请人： Michael Bobrich , Gregor Brodt , Ria Kress , Milena Melzer , Norbert Schneider
发明人： Michael Bobrich , Gregor Brodt , Ria Kress , Milena Melzer , Norbert Schneider
IPC分类号： C09D5/23 , C08G18/10 , C08G18/62 , C09D175/04 , G11B5/702 , G11B5/842 , G11B5/00
CPC分类号： G11B5/7021 , C08G18/10 , C08G18/6229 , Y10S428/90 , Y10T428/31609
摘要： Magnetic recording media consist of a nonmagnetic substrate and at least one magnetizable layer which is firmly applied thereon is based on a magnetic material dispersed in at least one polyureaurethane and a polyurethaneurea (meth)acrylate, the polyurethaneurea (meth)acrylate being obtained by reacting a polyacrylate with a mixture of di- and polyisocyanates and converting the remaining NCO groups into substituted urea groups with aminoalkyltrialkoxysilanes.
摘要翻译：磁性记录介质由非磁性基材组成，并且至少一个可牢固涂覆在其上的可磁化层基于分散在至少一种聚脲氨酯和聚氨酯脲（甲基）丙烯酸酯中的磁性材料，聚氨酯脲（甲基）丙烯酸酯通过使聚丙烯酸酯与二异氰酸酯和多异氰酸酯的混合物，并将氨基烷基三烷氧基硅烷转化成取代的脲基团。

6. 发明授权

US5968658A Magnetic recording media 失效
标题翻译：磁记录媒体
公开(公告)号：US5968658A
公开(公告)日：1999-10-19
申请号：US982436
申请日：1997-12-02
申请人： Ria Kress , Albert Kohl , August Lehner , Werner Lenz , Michael Hitzfeld
发明人： Ria Kress , Albert Kohl , August Lehner , Werner Lenz , Michael Hitzfeld
IPC分类号： C09D5/23 , G11B5/702
CPC分类号： G11B5/7021 , Y10S428/90 , Y10T428/31609
摘要： Magnetic recording media contain a nonmagnetic substrate and a magnetizable layer, the magnetizable layer containing ferromagnetic pigments and a system of polymeric materials, wherein the system of polymeric materials containsa) from 3 to 35% by weight of a polymer containing ionic or ionogenic groupsb) from 5 to 97% by weight of a polymer XIV which contains basic groups, and has a molecular weight of from 30000 to 2000000.
摘要翻译：磁记录介质包含非磁性基底和可磁化层，可磁化层含有铁磁性颜料和聚合物材料体系，其中聚合材料体系包含a）3至35重量％的含有离子或离子型基团的聚合物b ）5〜97重量％的含有碱性基团的聚合物XIV，分子量为30000〜2000000。

7. 发明授权

US6025456A Polyurethanes 失效
标题翻译：聚氨酯
公开(公告)号：US6025456A
公开(公告)日：2000-02-15
申请号：US36692
申请日：1998-03-09
申请人： Thomas Wunsch , Ria Kress , Werner Loch , August Lehner , Albert Kohl , Norbert Schneider , Uwe Burkhardt
发明人： Thomas Wunsch , Ria Kress , Werner Loch , August Lehner , Albert Kohl , Norbert Schneider , Uwe Burkhardt
IPC分类号： C08K3/08 , C08G18/10 , C08G18/32 , C08G18/38 , C08G18/64 , C08G18/72 , C08K3/22 , C08L75/00 , C08L75/04 , C09D5/23 , C09D175/00 , C09D175/04 , G11B5/702
CPC分类号： G11B5/7021 , C08G18/10 , C08G18/3203 , C08G18/3831 , C08G18/3889 , C08G18/3893 , C08G18/6415 , C08L75/04
摘要： Hydroxyl-containing polyurethanes I are composed essentially ofa) a diisocyanate of 6 to 30 carbon atoms (component II),b) a component III comprising.alpha.) an aliphatic diol of 2 to 20 carbon atoms or.beta.) an aromatic-aliphatic or aromatic-cycloaliphatic diol of 8 to 30 carbon atoms having nonphenolic hydroxyl groups as hydroxyl groups of the diol andc) a polyhydric alcohol having at least 3 hydroxyl groups, 3 to 18 carbon atoms and nonphenolic hydroxyl groups as hydroxyl groups of the alcohol (component IV),the amounts of components II to IV being such that the total number of nonphenolic hydroxyl groups is from 1.1 to 5.0 per isocyanate group of II.The polyurethanes can be used as binders or binder components for pigment-containing coatings, in particular for the production of magnetic recording materials.
摘要翻译：含羟基的聚氨酯I主要由a）6至30个碳原子的二异氰酸酯（组分II）组成，b）组分III，其包含α）2至20个碳原子的脂族二醇或β）芳族 - 脂族或芳族具有非酚羟基作为二醇的羟基的碳原子数8〜30的环脂族二醇，c）具有至少3个羟基，3〜18个碳原子的多元醇和作为醇的羟基的非酚羟基（成分IV ），组分II至IV的量使得每个异氰酸酯基团II的非酚羟基的总数为1.1至5.0。聚氨酯可以用作含颜料的涂料的粘合剂或粘合剂组分，特别是用于生产磁记录材料。

8. 发明授权

US06835450B2 Magnetic recording medium 有权
标题翻译：磁记录介质
公开(公告)号：US06835450B2
公开(公告)日：2004-12-28
申请号：US09826932
申请日：2001-04-06
申请人： Ronald John Veitch , Albert Kohl , Helmut Jakusch , Andreas Ilmer , Peter Heilmann , Ria Kress , Stefan Müller , Johannes Sandrock
发明人： Ronald John Veitch , Albert Kohl , Helmut Jakusch , Andreas Ilmer , Peter Heilmann , Ria Kress , Stefan Müller , Johannes Sandrock
IPC分类号： B32B516
CPC分类号： G11B5/852 , G11B5/70621 , G11B5/70652 , G11B5/70678 , G11B5/708 , Y10T428/265
摘要： Multilayer magnetic recording medium is suitable for high recording densities and the recording of digital data, has very good electromagnetic recording properties in the entire recording wavelength range and good mechanical properties and possesses a flat frequency response and which has at least one upper magnetic recording layer less than 0.5 &mgr;m thick and at least one lower layer which contains a magnetically soft pigment.
摘要翻译：多层磁记录介质适用于高记录密度和数字数据的记录，在整个记录波长范围内具有非常好的电磁记录性能和良好的机械性能，并且具有平坦的频率响应，并且具有至少一个较高的磁记录层超过0.5μm厚，以及至少一个含有软质软质颜料的下层。

9. 发明授权

US6132880A EMTEC magnetics GmbH 失效
标题翻译：在不存在溶剂的情况下可制备的聚氨酯和它们用作磁记录介质的粘合剂
公开(公告)号：US6132880A
公开(公告)日：2000-10-17
申请号：US128765
申请日：1998-08-04
申请人： Franz Weingart , Christa Hackl , Rudiger Krech , Stephan Bauer , Albert Kohl , Ria Kress , Josef Schelble , Hans-Ganther Bohrmann
发明人： Franz Weingart , Christa Hackl , Rudiger Krech , Stephan Bauer , Albert Kohl , Ria Kress , Josef Schelble , Hans-Ganther Bohrmann
IPC分类号： C08G18/28 , C08G18/08 , C08G18/38 , C08G18/42 , C08G18/66 , C09D5/23 , C09D175/04 , G11B5/702
CPC分类号： G11B5/7021 , C08G18/0828 , C08G18/3857 , C08G18/423 , C08G18/6666 , Y10S428/90 , Y10T428/31551 , Y10T428/31609
摘要： The thermoplastic, isocyanate-free polyurethane which contains acidic groups, is soluble in tetrahydrofuran, has a molecular weight of from 15,000 to 70,000 and is composed ofA) 1 mol of a polyol having a molecular weight of from 400 to 4000,B) from 0.3 to 9 mol of a mixture ofB1) if required, a diol of 2 to 18 carbon atoms andB2) from 0.03 to 0.4 mol of a diol having at least one acidic group,C) from 0 to 1 mol of a polyol having 3 to 18 carbon atoms and at least 3 OH groups,D) from 1.25 to 13 mol of a diisocyanate of 6 to 30 carbon atoms andE) from 0 to 1 mol of a primary or secondary amino alcohol of 2 to 16 carbon atoms,the molar ratio of the OH and any NH groups present in the sum of the components A, B, C and E to the NCO groups of component D being from 0.98 to 1.4, is obtainable by reacting the above components in the melt and is suitable in particular as a binder for magnetic recording media.
摘要翻译：含有酸性基团的热塑性无异氰酸酯的聚氨酯可溶于四氢呋喃，其分子量为15,000至70,000，由A）1mol分子量为400至4000的多元醇组成，B）为 0.3〜9摩尔的B1）如果需要，2至18个碳原子的二醇和B2）0.03至0.4摩尔的具有至少一个酸性基团的二元醇，C）0至1摩尔多元醇 3至18个碳原子和至少3个OH基团，D）1.25至13摩尔的6至30个碳原子的二异氰酸酯和E）0至1摩尔的2至16个碳原子的伯或仲氨基醇，存在于组分A，B，C和E的总和中的OH和组分D的NCO基团之间的OH和任何NH基团的摩尔比为0.98至1.4，可通过使熔体中的上述组分反应并且是合适的特别是作为磁记录介质的粘合剂。

10. 发明授权

US06936340B2 Magnetic recording medium 失效
标题翻译：磁记录介质
公开(公告)号：US06936340B2
公开(公告)日：2005-08-30
申请号：US09826901
申请日：2001-04-06
申请人： Helmut Jakusch , Albert Kohl , Peter Heilmann , Ronald John Veitch , Ria Kress , Stefan Müller , Johannes Sandrock , Hartmut Heene
发明人： Helmut Jakusch , Albert Kohl , Peter Heilmann , Ronald John Veitch , Ria Kress , Stefan Müller , Johannes Sandrock , Hartmut Heene
IPC分类号： G11B5/667 , G11B5/70 , G11B5/706 , G11B5/708 , G11B5/712 , G11B5/714 , G11B5/716 , G11B5/842 , B32B5/16 , G11B5/66
CPC分类号： G11B5/70678 , G11B5/70652 , G11B5/708 , G11B5/716 , Y10S428/90 , Y10T428/25 , Y10T428/256 , Y10T428/257 , Y10T428/258 , Y10T428/259 , Y10T428/26 , Y10T428/265 , Y10T428/269
摘要： Multilayer magnetic recording medium which is suitable for high recording densities and the recording of digital data, has very good electromagnetic recording properties and good surface smoothness and can absorb a large amount of lubricant in the lower layer and has at least one upper magnetic recording layer less than 0.5 μm thick and at least one lower layer which contains a magnetically soft pigment.
摘要翻译：适用于高记录密度和数字数据记录的多层磁记录介质具有非常好的电磁记录性能和良好的表面平滑度，并且能够在下层吸收大量的润滑剂，并且具有至少一个上磁记录层超过0.5μm厚，以及至少一个含有软质软质颜料的下层。

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