公开(公告)号：US4202927A

公开(公告)日：1980-05-13

申请号：US945258

申请日：1978-09-25

申请人： Nobutaka Yamaguchi ,  Satoru Takayama ,  Masaki Fujiyama

发明人： Nobutaka Yamaguchi ,  Satoru Takayama ,  Masaki Fujiyama

IPC分类号： G11B5/735 ,  H01F10/00

CPC分类号： G11B5/735 ,  Y10S428/90 ,  Y10T428/25 ,  Y10T428/256 ,  Y10T428/257 ,  Y10T428/266 ,  Y10T428/269 ,  Y10T428/273 ,  Y10T428/277 ,  Y10T428/31507 ,  Y10T428/31544 ,  Y10T428/31678 ,  Y10T428/31736 ,  Y10T428/31786 ,  Y10T428/31938

摘要： This invention relates to a magnetic recording medium comprising a support base having a surface roughness of at most 0.33 micron, a magnetic recording layer having a Young's modulus of at least 5.times.10.sup.10 dyne/cm.sup.2 and being provided on one side of the base and a cationic surface active agent layer provided on the other side of the base in a proportion of 0.2 to 500 mg/m.sup.2.

摘要翻译： 本发明涉及一种磁记录介质，其包括表面粗糙度至多为0.33微米的支撑基底，具有至少5×10 10达因/厘米2的杨氏模量并设置在基底一侧的磁记录层和阳离子表面 活性剂层以0.2〜500mg / m 2的比例设置在基材的另一侧。

公开(公告)号：US5536293A

公开(公告)日：1996-07-16

申请号：US318186

申请日：1994-10-05

申请人： Mika Yamamoto ,  Masaki Fujiyama ,  Yukio Sanada ,  Kunihiko Hamada

发明人： Mika Yamamoto ,  Masaki Fujiyama ,  Yukio Sanada ,  Kunihiko Hamada

IPC分类号： H01B1/02 ,  C03C8/18 ,  C22C32/00 ,  H01B1/16 ,  H01G4/232 ,  H01L23/498 ,  C22C9/04

CPC分类号： H01G4/2325 ,  C03C8/18 ,  C22C32/0089 ,  H01B1/16 ,  H01L23/49883 ,  H01L2924/0002 ,  H01L2924/09701

摘要： A base metal composition for forming an external electrode of a multilayer electronic component contains 70 to 85 percent by weight of Cu, 2 to 10 percent by weight of glass frit and 10 to 28 percent by weight of an organic vehicle. The glass frit contains at least one of lead zinc borosilicate and zinc borosilicate, Ba-Si based glass, and Zn which is in a range of less than 10 percent by weight in terms of ZnO.

摘要翻译： 用于形成多层电子部件的外部电极的贱金属组合物含有70〜85重量％的Cu，2〜10重量％的玻璃料和10〜28重量％的有机载体。 玻璃料包含硼硅酸铅锌和硼硅酸锌，Ba-Si基玻璃和Zn中的至少一种，其以ZnO计小于10重量％的范围。

公开(公告)号：US06585916B2

公开(公告)日：2003-07-01

申请号：US09757861

申请日：2001-01-10

申请人： Yukio Sanada ,  Hiromasa Takahashi ,  Shinichiro Kuroiwa ,  Masaki Fujiyama ,  Kunihiko Hamada ,  Akira Otani

发明人： Yukio Sanada ,  Hiromasa Takahashi ,  Shinichiro Kuroiwa ,  Masaki Fujiyama ,  Kunihiko Hamada ,  Akira Otani

IPC分类号： H01B102

CPC分类号： H01G4/0085 ,  H01B1/16

摘要： An electrically conductive paste which ensures formation of a dense electrode film even in a low-oxygen-concentration atmosphere without strict control of the atmosphere is described. The electrically conductive paste comprising Cu powder, glass frit and an organic binder resin, wherein the glass frit comprises Zn- and Cu-containing borosilicate glass and in the melt state has a contact angle with respect to Cu of 90° or less as measured in a nitrogen atmosphere.

摘要翻译： 描述了即使在低氧浓度的气氛中即使在严格控制气氛的情况下也能形成致密电极膜的导电性糊料。 包含Cu粉末，玻璃料和有机粘合剂树脂的导电糊料，其中玻璃料包含含Zn和Cu的硼硅酸盐玻璃，并且在熔融状态下，相对于Cu的接触角为90°或更小，如 氮气氛围。

公开(公告)号：US06198618B1

公开(公告)日：2001-03-06

申请号：US09314382

申请日：1999-05-19

申请人： Akira Ohtani ,  Masaki Fujiyama

发明人： Akira Ohtani ,  Masaki Fujiyama

IPC分类号： H01G4228

CPC分类号： H01G4/232 ,  C03C8/18

摘要： Provided is a conductive paste, including a metal powder, glass frit and SiO2 dispersed in an organic vehicle in which the compounding ratio of SiO2 is in the range of 0.3 to 1.5% by weight. The conductive paste can prevent scattering of a solder plating film formed on a thick film electrode during surface mounting of a ceramic electronic part including a thick film electrode (an external electrode) which is formed by coating the ceramic electronic part with the conductive paste and baking.

摘要翻译： 提供了一种导电膏，其包括分散在有机载体中的金属粉末，玻璃料和SiO 2，其中SiO 2的配混比在0.3至1.5重量％的范围内。 导电糊剂可以防止在包括通过用导电浆料涂覆陶瓷电子部件并烘烤而形成的厚膜电极（外部电极）的陶瓷电子部件的表面安装期间形成在厚膜电极上的焊料镀覆膜的散射 。

公开(公告)号：US06197221B1

公开(公告)日：2001-03-06

申请号：US09262572

申请日：1999-03-04

申请人： Yukio Sanada ,  Hiromasa Takahashi ,  Shinichiro Kuroiwa ,  Masaki Fujiyama ,  Kunihiko Hamada ,  Akira Otani

发明人： Yukio Sanada ,  Hiromasa Takahashi ,  Shinichiro Kuroiwa ,  Masaki Fujiyama ,  Kunihiko Hamada ,  Akira Otani

IPC分类号： H01B106

CPC分类号： H01G4/0085 ,  H01B1/16

摘要： An electrically conductive paste which ensures formation of a dense electrode film even in a low-oxygen-concentration atmosphere without strict control of the atmosphere is described. The electrically conductive paste comprising Cu powder, glass frit and an organic binder resin, wherein the glass frit comprises Zn- and Cu-containing borosilicate glass and in the melt state has a contact angle with respect to Cu of 90° or less as measured in a nitrogen atmosphere.

公开(公告)号：US5781402A

公开(公告)日：1998-07-14

申请号：US578105

申请日：1995-12-26

申请人： Masaki Fujiyama ,  Yukio Sanada ,  Shuji Mushimoto, deceased

发明人： Masaki Fujiyama ,  Yukio Sanada ,  Shuji Mushimoto, deceased

IPC分类号： B22F1/00 ,  C09D5/24 ,  C22C32/00 ,  H01B1/00 ,  H01G4/12 ,  H01G4/232 ,  H01G4/30 ,  H05K1/09 ,  H01G4/06 ,  B22F7/04 ,  H01G4/008

CPC分类号： H01G4/2325 ,  B22F1/0007 ,  C22C32/0089 ,  H05K1/092 ,  B22F2999/00 ,  Y10T428/12014 ,  Y10T428/1209

摘要： A conducting thick film composition, a thick film electrode made by sintering this composition, and a ceramic electronic component and a laminated ceramic capacitor in which this thick film electrode is used of which the electrical reliability are improved by the strength of the bond between the ceramic substrate and a thick film electrode being increased by the elimination of blistering and cracking of the electrode during sintering of the composition and the adherence of solder to the electrode being improved by the elimination of glass separation out onto the surface of the electrode during sintering. The conducting thick film composition comprises Cu powder, glass powder and an organic vehicle, the Cu powder comprises spherical powder and scaly powder and the glass powder comprises borosilicate zinc glass and borosilicate barium glass.

摘要翻译： 导电厚膜组合物，通过烧结该组合物制成的厚膜电极以及陶瓷电子部件和层叠陶瓷电容器，其中使用该厚膜电极，通过陶瓷之间的结合强度提高电可靠性 通过在烧结期间消除电极的起泡和破裂，并且通过在烧结期间消除在电极表面上的玻璃分离来改善焊料对电极的粘附，从而提高了衬底和厚膜电极。 导电厚膜组合物包括Cu粉末，玻璃粉末和有机载体，Cu粉末包含球形粉末和鳞片状粉末，玻璃粉末包含硼硅酸锌玻璃和硼硅酸钡玻璃。