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1. 发明授权

US4405475A Dielectric ceramic materials with insulated boundaries between crystal grains, and process for preparation 失效
标题翻译：介电陶瓷材料与晶粒之间具有绝缘边界，以及制备工艺
公开(公告)号：US4405475A
公开(公告)日：1983-09-20
申请号：US443776
申请日：1982-11-22
申请人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
发明人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
IPC分类号： C04B35/46 , C04B35/47 , H01B3/12 , H01G4/12
CPC分类号： H01G4/1281 , C04B35/47
摘要： A dielectric ceramic material composed of primary and secondary ingredients forming in combination a polycrystalline ceramic proper, and of insulating substances diffused throughout the intergranular boundaries of the ceramic proper for an increase in apparent relative dielectric constant. The primary ingredients comprise, in relative proportions, 91.18-99.82 wt. % SrTiO.sub.3, 0.13-5.32 wt. % Nb.sub.2 O.sub.5, and 0.05-3.50 wt. % ZnO. The secondary ingredients comprise 0.02-0.10 wt. part SiO.sub.2 and 0.01-0.03 wt. part Al.sub.2 O.sub.3 with respect to 100 wt. parts of the primary ingredients, with the weight ratio of SiO.sub.2 to Al.sub.2 O.sub.3 being from 1.5 to 5.0. The insulating substances comprise 0.03-2.90 wt. % PbO, 0.11-4.28 wt. % Bi.sub.2 O.sub.3, and 0.001-0.18 wt. % B.sub.2 O.sub.3 with respect to the total weight of the primary and the secondary ingredients. In the fabrication of bodies of the ceramic the mixture of the insulating substances is coated or otherwise layered on polycrystalline ceramic bodies prepared from the primary and secondary ingredients. The coated ceramic bodies are then heated to cause diffusion of the insulating substances throughout their intergranular boundaries.
摘要翻译：由主要和次要成分组成的介电陶瓷材料，其组合形成多晶陶瓷本身，并且绝缘物质在陶瓷本身的整个晶界处扩散，以增加表观相对介电常数。主要成分以相对比例包括91.18-99.82wt。％SrTiO 3，0.13-5.32wt。％Nb2O5和0.05-3.50wt。％ZnO。次要成分包含0.02-0.10wt。部分SiO2和0.01-0.03wt。部分Al2O3相对于100wt。主要成分的一部分，SiO 2与Al 2 O 3的重量比为1.5-5.0。绝缘物质包含0.03-2.90重量％％PbO，0.11-4.28wt。％Bi 2 O 3和0.001-0.18wt。％B2O3相对于初级和次级成分的总重量。在陶瓷体的制造中，绝缘物质的混合物被涂覆或以其它方式分层在由初级和次级成分制备的多晶陶瓷体上。然后将涂覆的陶瓷体加热，使绝缘物质扩散到其晶间界面。

2. 发明授权

US4405478A Dielectric ceramic materials with insulated boundaries between crystal grains, and process for preparation 失效
标题翻译：介电陶瓷材料与晶粒之间具有绝缘边界，以及制备工艺
公开(公告)号：US4405478A
公开(公告)日：1983-09-20
申请号：US443781
申请日：1982-11-22
申请人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
发明人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
IPC分类号： C04B35/47 , H01G4/12 , C04B35/46 , H01B3/12
CPC分类号： H01G4/1281 , C04B35/47
摘要： A dielectric ceramic material composed of primary and secondary ingredients forming in combination a polycrystalline ceramic proper, and of insulating substances diffused throughout the intergranular boundaries of the ceramic proper for an increase in apparent relative dielectric constant. The primary ingredients comprise, in relative proportions, 90.68-99.88 wt. % SrTiO.sub.3, 0.07-5.32 wt. % Nb.sub.2 O.sub.5, and 0.05-4.00 wt. % GeO.sub.2. The secondary ingredients comprise 0.02-0.10 wt. part SiO.sub.2 and 0.01-0.03 wt. part Al.sub.2 O.sub.3 with respect to 100 wt. parts of the primary ingredients, with the weight ratio of SiO.sub.2 to Al.sub.2 O.sub.3 being from 1.5 to 5.0. The insulating substances comprise 0.03-2.90 wt. % PbO, 0.11-4.34 wt. % Bi.sub.2 O.sub.3, and 0.001-0.18 wt. % B.sub.2 O.sub.3 with respect to the total weight of the primary and the secondary ingredients. In the fabrication of bodies of the ceramic the mixture of the insulating substances is coated or otherwise layered on polycrystalline ceramic bodies prepared from the primary and secondary ingredients. The coated ceramic bodies are then heated to cause diffusion of the insulating substances throughout their intergranular boundaries.
摘要翻译：由主要和次要成分组成的介电陶瓷材料，其组合形成多晶陶瓷本身，并且绝缘物质在陶瓷本身的整个晶界处扩散，以增加表观相对介电常数。主要成分以相对比例包含90.68-99.88wt。％SrTiO 3，0.07-5.32wt。％Nb2O5和0.05-4.00wt。％GeO2。次要成分包含0.02-0.10wt。部分SiO2和0.01-0.03wt。部分Al2O3相对于100wt。主要成分的一部分，SiO 2与Al 2 O 3的重量比为1.5-5.0。绝缘物质包含0.03-2.90重量％％PbO，0.11-4.34wt。％Bi 2 O 3和0.001-0.18wt。％B2O3相对于初级和次级成分的总重量。在陶瓷体的制造中，绝缘物质的混合物被涂覆或以其它方式分层在由初级和次级成分制备的多晶陶瓷体上。然后将涂覆的陶瓷体加热，使绝缘物质扩散到其晶间界面。

3. 发明授权

US4405474A Dielectric ceramic materials with insulated boundaries between crystal grains, and process for preparation 失效
标题翻译：介电陶瓷材料与晶粒之间具有绝缘边界，以及制备工艺
公开(公告)号：US4405474A
公开(公告)日：1983-09-20
申请号：US443775
申请日：1982-11-22
申请人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
发明人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
IPC分类号： H01B3/12 , C04B35/47 , H01G4/12 , C04B35/46
CPC分类号： H01G4/1281 , C04B35/47
摘要： A dielectric ceramic material composed of primary and secondary ingredients forming in combination a polycrystalline ceramic proper, and of insulating substances diffused throughout the intergranular boundaries of the ceramic proper for an increase in apparent relative dielectric constant. The primary ingredients comprise in relative proportions, 96.70-99.83 wt. % SrTiO.sub.3, 0.15-2.30 wt. % WO.sub.3, and 0.02-1.00 wt. % CuO. The secondary ingredients comprise 0.02-0.10 wt %. part SiO.sub.2 and 0.01-0.03 wt. part Al.sub.2 O.sub.3 with respect to 100 wt. parts of the primary ingredients, with the weight ratio of SiO.sub.2 to Al.sub.2 O.sub.3 being from 1.5 to 5.0. The insulating substances comprise 0.003-2.83 wt. % PbO, 0.10-4.30 wt. % Bi.sub.2 O.sub.3, and 0.001-0.18 wt. % B.sub.2 O.sub.3 with respect to the total weight of the primary and the secondary ingredients. In the fabrication of bodies of the ceramic the mixture of the insulating substances is coated or otherwise layered on polycrystalline ceramic bodies prepared from the primary and secondary ingredients. The coated ceramic bodies are then heated to cause diffusion of the insulating substances throughout their intergranular boundaries.
摘要翻译：由主要和次要成分组成的介电陶瓷材料，其组合形成多晶陶瓷本身，并且绝缘物质在陶瓷本身的整个晶界处扩散，以增加表观相对介电常数。主要成分包括相对比例为96.70-99.83wt。％SrTiO 3，0.15-2.30重量％％WO3和0.02-1.00wt。％CuO。次要成分占0.02-0.10重量％。部分SiO2和0.01-0.03wt。部分Al2O3相对于100wt。主要成分的一部分，SiO 2与Al 2 O 3的重量比为1.5-5.0。绝缘物质包含0.003-2.83wt。％PbO，0.10-4.30wt。％Bi 2 O 3和0.001-0.18wt。％B2O3相对于初级和次级成分的总重量。在陶瓷体的制造中，绝缘物质的混合物被涂覆或以其它方式分层在由初级和次级成分制备的多晶陶瓷体上。然后将涂覆的陶瓷体加热，使绝缘物质扩散到其晶间界面。

4. 发明授权

US4405472A Dielectric ceramic materials with insulated boundaries between crystal grains, and process for preparation 失效
标题翻译：介电陶瓷材料与晶粒之间具有绝缘边界，以及制备工艺
公开(公告)号：US4405472A
公开(公告)日：1983-09-20
申请号：US443773
申请日：1982-11-22
申请人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
发明人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
IPC分类号： H01B3/12 , C04B35/47 , H01G4/12 , C04B35/46
CPC分类号： C04B35/47 , H01G4/1281
摘要： A dielectric ceramic material composed of primary and secondary ingredients forming in combination a polycrystalline ceramic proper, and of insulating substances diffused throughout the intergranular boundaries of the ceramic proper for an increase in apparent relative dielectric constant. The primary ingredients comprise, in relative proportions, 95.18-99.65 wt. % SrTiO.sub.3, 0.33-3.32 wt. % Ta.sub.2 O.sub.5, and 0.02-1.50 wt. % CuO. The secondary ingredients comprise 0.02-0.10 wt. % part SiO.sub.2 and 0.01-0.03 wt. part Al.sub.2 O.sub.3 with respect to 100 wt. parts of the primary ingredients, with the weight ratio of SiO.sub.2 to Al.sub.2 O.sub.3 being from 1.50 to 5.0. The insulating substances comprise 0.03-2.75 wt. % PbO, 0.11-4.22 wt. % Bi.sub.2 O.sub.3, and 0.001-0.18 wt. % B.sub.2 O.sub.3 with respect to the total weight of the primary and the secondary ingredients. In the fabrication of bodies of the ceramic the mixture of the insulating substances is coated or otherwise layered on polycrystalline ceramic bodies prepared from the primary and secondary ingredients. The coated ceramic bodies are then heated to cause diffusion of the insulating substances throughout their intergranular boundaries.
摘要翻译：由主要和次要成分组成的介电陶瓷材料，其组合形成多晶陶瓷本身，并且绝缘物质在陶瓷本身的整个晶界处扩散，以增加表观相对介电常数。主要成分以相对比例包含95.18-99.65wt。％SrTiO3，0.33-3.32wt。％Ta2O5和0.02-1.50wt。％CuO。次要成分包含0.02-0.10wt。％部分SiO 2和0.01-0.03重量％部分Al2O3相对于100wt。主要成分的一部分，SiO 2与Al 2 O 3的重量比为1.50〜5.0。绝缘物质包含0.03-2.75重量％％PbO，0.11-4.22wt。％Bi 2 O 3和0.001-0.18wt。％B2O3相对于初级和次级成分的总重量。在陶瓷体的制造中，绝缘物质的混合物被涂覆或以其它方式分层在由初级和次级成分制备的多晶陶瓷体上。然后将涂覆的陶瓷体加热，使绝缘物质扩散到其晶间界面。

5. 发明授权

US4405476A Dielectric ceramic materials with insulated boundaries between crystal grains, and process for preparation 失效
标题翻译：介电陶瓷材料与晶粒之间具有绝缘边界，以及制备工艺
公开(公告)号：US4405476A
公开(公告)日：1983-09-20
申请号：US443777
申请日：1982-11-22
申请人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
发明人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
IPC分类号： H01B3/12 , C04B35/47 , H01G4/12 , C04B35/46
CPC分类号： H01G4/1281 , C04B35/47
摘要： A dielectric ceramic material composed of primary and secondary ingredients forming in combination a polycrystalline ceramic proper, and of insulating substances diffused throughout the intergranular boundaries of the ceramic proper for an increse in apparent relative dielectric constant. The primary ingredients comprise in relative proportions, 94.50-99.82 wt. % SrTiO.sub.3, 0.13-2.50 wt. % WO.sub.3 and 0.05-3.00 wt. % GeO.sub.2. The secondary ingredients comprise 0.02-0.10 wt. part SiO.sub.2 and 0.01-0.03 wt. part Al.sub.2 O.sub.3 with respect to 100 wt. parts of the primary ingredients, with the weight ratio of SiO.sub.2 to Al.sub.2 O.sub.3 being from 1.5 to 5.0. The insulating substances comprise 0.03-2.90 wt. % PbO, 0.10-4.28 wt. % Bi.sub.2 O.sub.3, and 0.001-0.18 wt. % B.sub.2 O.sub.3 with respect to the total weight of the primary and the secondary ingredients. In the fabrication of bodies of the ceramic the mixture of the insulating substances is coated or otherwise layered on polycrystalline ceramic bodies prepared from the primary and secondary ingredients. The coated ceramic bodies are then heated to cause diffusion of the insulating substances throughout their intergranular boundaries.
摘要翻译：一种电介质陶瓷材料，其由主要和次要成分组合而成，多晶陶瓷本身以及在陶瓷本身的整个晶间界面扩散的绝缘物质具有明显的相对介电常数。主要成分包括相对比例为94.50-99.82wt。％SrTiO 3，0.13-2.50重量％％WO3和0.05-3.00wt。％GeO2。次要成分包含0.02-0.10wt。部分SiO2和0.01-0.03wt。部分Al2O3相对于100wt。主要成分的一部分，SiO 2与Al 2 O 3的重量比为1.5-5.0。绝缘物质包含0.03-2.90重量％％PbO，0.10-4.28wt。％Bi 2 O 3和0.001-0.18wt。％B2O3相对于初级和次级成分的总重量。在陶瓷体的制造中，绝缘物质的混合物被涂覆或以其它方式分层在由初级和次级成分制备的多晶陶瓷体上。然后将涂覆的陶瓷体加热，使绝缘物质扩散到其晶间界面。

6. 发明授权

US4405473A Dielectric ceramic materials with insulated boundaries between crystal grains, and process for preparation 失效
标题翻译：介电陶瓷材料与晶粒之间具有绝缘边界，以及制备工艺
公开(公告)号：US4405473A
公开(公告)日：1983-09-20
申请号：US443774
申请日：1982-11-22
申请人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
发明人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
IPC分类号： H01B3/12 , C04B35/47 , H01G4/12 , C04B35/46
CPC分类号： H01G4/1281 , C04B35/47
摘要： A dielectric ceramic material composed of primary and secondary ingredients forming in combination a polycrystalline ceramic proper, and of insulating substances diffused throughout the intergranular boundaries of the ceramic proper for an increase in apparent relative dielectric constant. The primary ingredients comprise, in relative porportions, 94.50-99.62 wt. % SrTiO.sub.3, 0.33-3.00 wt. % Ta.sub.2 O.sub.5, and 0.05-2.50 wt. % ZnO. The secondary ingredients comprise 0.02-0.10 wt. part SiO.sub.2 and 0.01-0.03 wt. part Al.sub.2 O.sub.3 with respect to 100 wt. parts of the primary ingredients, with the weight ratio of SiO.sub.2 to Al.sub.2 O.sub.3 being from 1.5 to 5.0. The insulating substances comprise 0.03-2.80 wt. % PbO, 0.11-4.38 wt. % Bi.sub.2 O.sub.3, and 0.001-0.18 wt. % B.sub.2 O.sub.3 with respect to the total weight of the primary and the secondary ingredients. In the fabrication of bodies of the ceramic the mixture of the insulating substances is coated or otherwise layered on polycrystalline ceramic bodies prepared from the primary and secondary ingredients. The coated ceramic bodies are then heated to cause diffusion of the insulating substances throughout their intergranular boundaries.
摘要翻译：由主要和次要成分组成的介电陶瓷材料，其组合形成多晶陶瓷本身，并且绝缘物质在陶瓷本身的整个晶界处扩散，以增加表观相对介电常数。主要成分包括相对比例为94.50-99.62wt。％SrTiO 3，0.33-3.00重量％％Ta2O5和0.05-2.50wt。％ZnO。次要成分包含0.02-0.10wt。部分SiO2和0.01-0.03wt。部分Al2O3相对于100wt。主要成分的一部分，SiO 2与Al 2 O 3的重量比为1.5-5.0。绝缘物质包含0.03-2.80wt。％PbO，0.11-4.38wt。％Bi 2 O 3和0.001-0.18wt。％B2O3相对于初级和次级成分的总重量。在陶瓷体的制造中，绝缘物质的混合物被涂覆或以其它方式分层在由初级和次级成分制备的多晶陶瓷体上。然后将涂覆的陶瓷体加热，使绝缘物质扩散到其晶间界面。

7. 发明授权

US4405479A Dielectric ceramic materials with insulated boundaries between crystal grains, and process for preparation 失效
标题翻译：介电陶瓷材料与晶粒之间具有绝缘边界，以及制备工艺
公开(公告)号：US4405479A
公开(公告)日：1983-09-20
申请号：US443782
申请日：1982-11-22
申请人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
发明人： Kiyoshi Murase , Nobutatsu Yamaoka , Masayuki Fujimoto
IPC分类号： C04B35/46 , C04B35/47 , H01B3/12 , H01G4/12
CPC分类号： H01G4/1281 , C04B35/47
摘要： A dielectric ceramic material composed of primary and secondary ingredients forming in combination a polycrystalline ceramic proper, and of insulating substances diffused throughout the intergranular boundaries of the ceramic proper for an increase in apparent relative dielectric constant. The primary ingredients comprise, in relative proportions, 95.20-99.80 wt. % SrTiO.sub.3, 0.15-2.30 wt. % WO.sub.3, and 0.05-2.50 wt. % ZnO. The seconary ingredients comprise 0.02-0.10 wt. part SiO.sub.2 and 0.01-0.03 wt. part Al.sub.2 O.sub.3 with respect to 100 wt. parts of the primary ingredients, with the weight ratio of SiO.sub.2 to Al.sub.2 O.sub.3 being from 1.5 to 5.0. The insulating substances comprise 0.03-2.75 wt. % PbO, 0.11-4.23 wt. % Bi.sub.2 O.sub.3, and 0.001-0.18 wt. % B.sub.2 O.sub.3 with respect to the total weight of the primary and the secondary ingredients. In the fabrication of bodies of the ceramic the mixture of the insulating substances is coated or otherwise layered on polycrystalline ceramic bodies prepared from the primary and secondary ingredients. The coated ceramic bodies are then heated to cause diffusion of the insulating substances throughout their intergranular boundaries.
摘要翻译：由主要和次要成分组成的介电陶瓷材料，其组合形成多晶陶瓷本身，并且绝缘物质在陶瓷本身的整个晶界处扩散，以增加表观相对介电常数。主要成分以相对比例包含95.20-99.80wt。％SrTiO 3，0.15-2.30重量％％WO3和0.05-2.50wt。％ZnO。所述第二成分包含0.02-0.10wt。部分SiO2和0.01-0.03wt。部分Al2O3相对于100wt。主要成分的一部分，SiO 2与Al 2 O 3的重量比为1.5-5.0。绝缘物质包含0.03-2.75重量％％PbO，0.11-4.23wt。％Bi 2 O 3和0.001-0.18wt。％B2O3相对于初级和次级成分的总重量。在陶瓷体的制造中，绝缘物质的混合物被涂覆或以其它方式分层在由初级和次级成分制备的多晶陶瓷体上。然后将涂覆的陶瓷体加热，使绝缘物质扩散到其晶间界面。

8. 发明授权

US4405480A Dielectric ceramic materials with insulated boundaries between crystal grains, and process for preparation 失效
标题翻译：介电陶瓷材料与晶粒之间具有绝缘边界，以及制备工艺
公开(公告)号：US4405480A
公开(公告)日：1983-09-20
申请号：US443783
申请日：1982-11-22
申请人： Kiyoshi Murase , Nobutatsu Yamaoka , Kazuji Onigata
发明人： Kiyoshi Murase , Nobutatsu Yamaoka , Kazuji Onigata
IPC分类号： H01B3/12 , C04B35/47 , H01G4/12 , C04B35/46
CPC分类号： C04B35/47 , H01G4/1281
摘要： A dielectric ceramic material composed of primary and secondary ingredients forming in combination a polycrystalline ceramic proper, and of insulating substances diffused throughout the intergranular boundaries of the ceramic proper for an increase in apparent relative dielectric constant. The primary ingredients comprise, in relative proportions, 93.18-99.85 wt. % SrTiO.sub.3, 0.13-5.32 wt. % Nb.sub.2 O.sub.5, and 0.02-1.50 wt. % CuO. The secondary ingredients comprise 0.02-0.10 wt. part SiO.sub.2 and 0.01-0.03 wt. part Al.sub.2 O.sub.3 with respect to 100 wt. parts of the primary ingredients, with the weight ratio of SiO.sub.2 to Al.sub.2 O.sub.3 being from 1.5 to 5.0. The insulating substances comprise 0.03-2.75 wt. % PbO, 0.12-4.23 wt. % Bi.sub.2 O.sub.3, and 0.001-0.18 wt. % B.sub.2 O.sub.3 with respect to the total weight of the primary and the secondary ingredients. In the fabrication of bodies of the ceramic the mixture of the insulating substances is coated or otherwise layered on polycrystalline ceramic bodies prepared from the primary and secondary ingredients. The coated ceramic bodies are then heated to cause diffusion of the insulating substances throughout their intergranular boundaries.
摘要翻译：由主要和次要成分组成的介电陶瓷材料，其组合形成多晶陶瓷本身，并且绝缘物质在陶瓷本身的整个晶界处扩散，以增加表观相对介电常数。主要成分以相对比例包含93.18-99.85wt。％SrTiO 3，0.13-5.32wt。％Nb2O5和0.02-1.50wt。％CuO。次要成分包含0.02-0.10wt。部分SiO2和0.01-0.03wt。部分Al2O3相对于100wt。主要成分的一部分，SiO 2与Al 2 O 3的重量比为1.5-5.0。绝缘物质包含0.03-2.75重量％％PbO，0.12-4.23wt。％Bi 2 O 3和0.001-0.18wt。％B2O3相对于初级和次级成分的总重量。在陶瓷体的制造中，绝缘物质的混合物被涂覆或以其它方式分层在由初级和次级成分制备的多晶陶瓷体上。然后将涂覆的陶瓷体加热，使绝缘物质扩散到其晶间界面。

9. 发明授权

US4405477A Dielectric ceramic materials with insulated boundaries between crystal grains, and process for preparation 失效
标题翻译：介电陶瓷材料与晶粒之间具有绝缘边界，以及制备工艺
公开(公告)号：US4405477A
公开(公告)日：1983-09-20
申请号：US443780
申请日：1980-11-22
申请人： Kiyoshi Murase , Nobutatsu Yamaoka , Kazuji Onigata
发明人： Kiyoshi Murase , Nobutatsu Yamaoka , Kazuji Onigata
IPC分类号： H01B3/12 , C04B35/47 , H01G4/12 , C04B35/46
CPC分类号： H01G4/1281 , C04B35/47
摘要： A dielectric ceramic material composed of primary and secondary ingredients forming in combination a polycrystalline ceramic proper, and of insulating substances diffused throughout the intergranular boundaries of the ceramic proper for an increase in apparent relative dielectric constant. The primary ingredients comprise, in relative proportions, 91.92-99.62 wt. % SrTiO.sub.3, 0.33-4.08 wt. % Ta.sub.2 O.sub.5, and 0.05-4.00 wt. % GeO.sub.2. The secondary ingredients comprise 0.02-0.10 wt. part SiO.sub.2 and 0.01-0.03 wt. part Al.sub.2 O.sub.3 with respect to 100 wt. parts of the primary ingredients, with the weight ratio of SiO.sub.2 to Al.sub.2 O.sub.3 being from 1.5 to 5.0. The insulating substances comprise 0.02-2.83 wt. % PbO, 0.11-4.33 wt. % Bi.sub.2 O.sub.3, and 0.001-0.18 wt. % B.sub.2 O.sub.3 with respect to the total weight of the primary and the secondary ingredients. In the fabrication of bodies of the ceramic the mixture of the insulating substances is coated or otherwise layered on polycrystalline ceramic bodies prepared from the primary and secondary ingredients. The coated ceramic bodies are then heated to cause diffusion of the insulating substances throughout their intergranular boundaries.
摘要翻译：由主要和次要成分组成的介电陶瓷材料，其组合形成多晶陶瓷本身，并且绝缘物质在陶瓷本身的整个晶界处扩散，以增加表观相对介电常数。主要成分以相对比例包含91.92-99.62wt。％SrTiO 3，0.33-4.08wt。％Ta2O5和0.05-4.00wt。％GeO2。次要成分包含0.02-0.10wt。部分SiO2和0.01-0.03wt。部分Al2O3相对于100wt。主要成分的一部分，SiO 2与Al 2 O 3的重量比为1.5-5.0。绝缘物质包含0.02-2.83重量％％PbO，0.11-4.33wt。％Bi 2 O 3和0.001-0.18wt。％B2O3相对于初级和次级成分的总重量。在陶瓷体的制造中，绝缘物质的混合物被涂覆或以其它方式分层在由初级和次级成分制备的多晶陶瓷体上。然后将涂覆的陶瓷体加热，使绝缘物质扩散到其晶间界面。

10. 发明授权

US4584282A Dielectric ceramic composition 失效
标题翻译：介电陶瓷组合物
公开(公告)号：US4584282A
公开(公告)日：1986-04-22
申请号：US692439
申请日：1985-01-17
申请人： Kazuo Sasazawa , Nobutatsu Yamaoka
发明人： Kazuo Sasazawa , Nobutatsu Yamaoka
IPC分类号： C04B35/49 , H01B3/12 , H01G4/12 , H01P7/10 , H01P11/00 , C04B35/46
CPC分类号： H01G4/1245 , C04B35/49 , H01P7/10
摘要： Dielectric ceramic compositions consisting essentially of xZrO.sub.2 -yCeO.sub.2 -zSiO.sub.2 -TiO.sub.2 in which x+y+z=1 and x, y and z are represented within ranges by mole surrounded by a polygon having at its corners the points A, B, C and D of a ternary composition diagram of the attached drawing defined as follows,______________________________________x y z______________________________________A 0.98 0.01 0.01B 0.60 0.39 0.01C 0.60 0.18 0.22D 0.77 0.01 0.22______________________________________At least one oxide selected from the group consisting of Al.sub.2 O.sub.3, La.sub.2 O.sub.3 and Cr.sub.2 O.sub.3 may be further added to the above composition in an amount of from 0.05 to 1.0 parts by weight per 100 parts by weight of the above four components.
摘要翻译：基本上由xZrO2-yCeO2-zSiO2-TiO2组成的介电陶瓷组合物，其中x + y + z = 1和x，y和z在由多个边界包围的范围内表示，该多边形在其点的点A，B，C和附图中的三元组成图D定义如下，-xyz -A 0.98 0.01 0.01 -B 0.60 0.39 0.01 -C 0.60 0.18 0.22 -D 0.77 0.01 0.22 - 选自Al2O3，La2O3中的至少一种氧化物并且Cr 2 O 3可以进一步加入到上述组合物中，其量为每100重量份上述四种组分为0.05-1.0重量份。

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