CN1106897C - 粒状粉末的制造方法及设备 - Google Patents
粒状粉末的制造方法及设备 Download PDFInfo
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- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
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Abstract
Description
编号 | 粘结剂 | 润滑剂 | 平均颗粒尺寸(μm) | 产率(%) | |||
类型 | 添加量(wt%) | 含水量(wt%) | 类型 | 添加量(wt%) | |||
1 | 甲基纤维素 | 0.15 | 35.0 | 甘油硬脂酸 | 0.070.05 | 75 | 85 |
2 | 甲基纤维素聚丙烯酰胺 | 0.080.07 | 35.0 | 甘油硬脂酸 | 0.070.05 | 82 | 88 |
3 | 聚丙烯酰胺 | 0.15 | 35.0 | 甘油硬脂酸 | 0.070.05 | 93 | 94 |
4 | 聚乙烯醇 | 0.15 | 35.0 | 甘油硬脂酸 | 0.050.05 | 45 | 76 |
5 | 聚乙烯醇聚丙烯酰胺 | 0.080.07 | 35.0 | 甘油硬脂酸 | 0.050.05 | 62 | 84 |
6 | 甲基纤维素聚乙烯醇 | 0.080.07 | 35.0 | 甘油硬脂酸 | 0.050.05 | 78 | 82 |
7 | 甲基纤维素聚丙烯酰胺聚乙烯醇 | 0.050.050.05 | 35.0 | 甘油硬脂酸 | 0.050.05 | 83 | 90 |
编号 | 流动性(秒) | 压制特性(n=20) | 氧残留量(ppm) | 碳残留量(ppm) | 磁性能 | ||||
厚度尺寸(mm) | 密度(g/cc) | Br(kG) | iHc(kOe) | (BH)max(MGOe) | |||||
本发明 | 1 | 37 | 最大:10.20最小:10.09 | 最大:4.40最小:4.32 | 6800 | 650 | 12.4 | 12.0 | 36.0 |
2 | 34 | 最大:10.15最小:10.03 | 最大:4.41最小:4.33 | 7000 | 630 | 12.3 | 11.9 | 35.7 | |
3 | 28 | 最大:10.11最小:10.04 | 最大:4.39最小:4.34 | 7100 | 670 | 12.4 | 11.7 | 38.1 | |
4 | 40 | 最大:10.21最小:10.03 | 最大:4.38最小:4.31 | 7300 | 740 | 12.3 | 13.1 | 35.1 | |
5 | 38 | 最大:10.26最小:10.11 | 最大:4.41最小:4.32 | 7200 | 710 | 12.3 | 12.9 | 35.3 | |
6 | 35 | 最大:10.24最小:10.15 | 最大:4.40最小:4.32 | 7000 | 650 | 12.4 | 12.1 | 35.8 | |
7 | 33 | 最大:10.18最小:10.03 | 最大:4.43最小:4.35 | 7200 | 680 | 12.4 | 12.0 | 35.5 | |
对比例 | 8 | 无流动 | 最大:8.14最小:4.72 | 最大:4.25最小:4.08 | 6600 | 580 | 12.4 | 12.8 | 37.7 |
编号 | 粘结剂 | 润滑剂 | 平均颗粒尺寸(μm) | ||||
类型 | 添加量(wt%) | 含水量(wt%) | 类型 | 添加量(wt%) | |||
本发明 | 10 | 甲基纤维素 | 0.30 | 34 | 甘油硬脂酸 | 0.050.05 | 62 |
11 | 甲基纤维素聚乙烯醇 | 0.150.15 | 34 | 甘油硬脂酸 | 0.070.05 | 54 | |
12 | 聚乙烯醇 | 0.30 | 34 | 甘油硬脂酸 | 0.050.05 | 48 | |
13 | 聚丙烯酰胺 | 0.30 | 38 | 甘油硬脂酸 | 0.050.05 | 73 | |
14 | 甲基纤维素聚丙烯酰胺 | 0.150.15 | 36 | 甘油硬脂酸 | 0.070.05 | 81 | |
15 | 聚丙烯酰胺聚乙烯醇 | 0.150.15 | 36 | 甘油硬脂酸 | 0.050.05 | 64 | |
16 | 甲基纤维素聚丙烯酰胺聚乙烯醇 | 0.100.100.10 | 35 | 甘油硬脂酸 | 0.050.05 | 67 |
编号 | 流动性(秒) | 压制特性(n=20) | 氧残留量(ppm) | 碳残留量(ppm) | 磁性能 | ||||
厚度尺寸(mm) | 密度(g/cc) | Br(kG) | iHc(kOe) | (BH)max(MGOe) | |||||
本发明 | 10 | 39 | 最大:10.17最小:9.93 | 最大:4.38最小:4.27 | 5300 | 440 | 9.4 | 8.3 | 21.0 |
11 | 42 | 最大:10.15最小:9.92 | 最大:4.34最小:4.25 | 5600 | 510 | 9.5 | 7.5 | 21.4 | |
12 | 45 | 最大:10.18最小:8.90 | 最大:4.39最小:4.24 | 5800 | 540 | 9.5 | 7.3 | 21.2 | |
13 | 34 | 最大:10.21最小:10.04 | 最大:4.41最小:4.32 | 5400 | 450 | 9.5 | 8.1 | 21.3 | |
14 | 31 | 最大:10.20最小:10.08 | 最大:4.38最小:4.31 | 5400 | 480 | 9.5 | 8.0 | 21.2 | |
15 | 38 | 最大:10.19最小:9.95 | 最大:4.40最小:4.28 | 5600 | 500 | 9.5 | 7.6 | 21.3 | |
16 | 37 | 最大:10.24最小:10.06 | 最大:4.35最小:4.22 | 5500 | 510 | 9.5 | 7.8 | 21.4 | |
对比例 | 17 | 无流动 | 最大:7.52最小:4.25 | 最大:4.28最小:4.11 | 5100 | 380 | 9.6 | 8.5 | 22.0 |
编号 | 粘结剂 | 润滑剂 | 浆料搅拌温度(℃) | 平均颗粒尺寸(μm) | 产率(%) | |||
类型 | 添加量(wt%) | 含水量(wt%) | 类型 | 添加量(wt%) | ||||
18 | 聚乙烯醇 | 0.15 | 35 | 甘油硬脂酸 | 0.050.05 | 5 | 51 | 74 |
19 | 聚乙烯醇 | 0.15 | 35 | 甘油硬脂酸 | 0.050.05 | 10 | 47 | 76 |
20 | 聚乙烯醇 | 0.15 | 35 | 甘油硬脂酸 | 0.050.05 | 15 | 49 | 73 |
21 | 聚乙烯醇 | 0.15 | 35 | 甘油硬脂酸 | 0.050.05 | 20 | 45 | 76 |
编号 | 流动性(秒) | 压制特性(n=20) | 氧残留量(ppm) | 碳残留量(ppm) | 磁性能 | ||||
厚度尺寸(mm) | 密度(g/cc) | Br(kG) | iHc(kOe) | (BH)max(MGOe) | |||||
本发明 | 18 | 38 | 最大:10.25最小:10.04 | 最大:4.41最小:4.34 | 6800 | 650 | 12.4 | 14.1 | 36.5 |
19 | 39 | 最大:10.24最小:10.05 | 最大:4.38最小:4.32 | 6900 | 660 | 12.4 | 13.8 | 36.3 | |
20 | 39 | 最大:10.20最小:10.00 | 最大:4.39最小:4.32 | 7100 | 680 | 12.3 | 13.5 | 36.0 | |
21 | 40 | 最大:10.21最小:10.03 | 最大:4.38最小:4.31 | 7300 | 740 | 12.3 | 13.1 | 35.1 |
编号 | 去磁条件 | 粘结剂 | 润滑剂 | 过筛后的平均颗粒尺寸(μm) | ||||||
热处理温度 | 气氛 | 类型 | 添加量(wt%) | 含水量(wt%) | 类型 | 添加量(wt%) | ||||
温度(℃) | 时间(小时) | |||||||||
本发明 | 2-1 | 400 | 1 | 真空 | PVA | 0.15 | 35 | 甘油硬脂酸 | 0.050.05 | 55 |
2-2 | ″ | ″ | ″ | MC | 0.15 | 35 | 甘油硬脂酸 | 0.070.05 | 82 | |
2-3 | ″ | ″ | ″ | PVAPAA | 0.080.07 | 35 | 甘油硬脂酸 | 0.050.05 | 68 | |
2-4 | ″ | ″ | ″ | MCPAA | 0.080.07 | 35 | 甘油硬脂酸 | 0.070.05 | 93 | |
2-5 | 700 | ″ | ″ | PVA | 0.20 | 35 | 甘油硬脂酸 | 0.050.05 | 60 | |
2-6 | 400 | ″ | ″ | PAA | 0.15 | 38 | 甘油硬脂酸 | 0.050.05 | 87 | |
2-7 | ″ | ″ | ″ | PVAMC | 0.080.07 | 35 | 甘油硬脂酸 | 0.070.05 | 63 | |
2-8 | ″ | ″ | ″ | PVAMCPAA | 0.050.050.05 | 36 | 甘油硬脂酸 | 0.070.05 | 74 | |
对比例 | 2-9 | - | - | - | PVA | 0.15 | 35 | 甘油硬脂酸 | 0.050.05 | 45 |
2-10 | - | - | - | MC | 0.15 | 35 | 甘油硬脂酸 | 0.070.05 | 75 | |
2-11 | - | - | - | PVAPAA | 0.080.07 | 35 | 甘油硬脂酸 | 0.050.05 | 62 | |
2-12 | - | - | - | MCPAA | 0.080.07 | 35 | 甘油硬脂酸 | 0.070.05 | 82 |
编号 | 流动性(秒) | 压制特性(n=20) | 烧结后O、C残留量 | 磁性能 | |||||
厚度尺寸(mm) | 密度(g/cc) | O(ppm) | C(ppm) | Br(kG) | iHc(kOe) | (BH)max(MGOe) | |||
本发明 | 2-1 | 26 | 最大:10.26最小:10.18 | 最大:4.39最小:4.34 | 7200 | 750 | 12.3 | 12.8 | 35.0 |
2-2 | 23 | 最大:10.23最小:10.14 | 最大:4.41最小:4.37 | 6900 | 650 | 12.4 | 12.3 | 36.1 | |
2-3 | 24 | 最大:10.26最小:10.19 | 最大:4.40最小:4.35 | 7300 | 700 | 12.3 | 12.5 | 35.1 | |
2-4 | 21 | 最大:10.27最小:10.18 | 最大:4.41最小:4.37 | 7200 | 710 | 12.3 | 12.0 | 35.2 | |
2-5 | 25 | 最大:10.25最小:10.17 | 最大:4.40最小:4.36 | 7100 | 720 | 12.3 | 12.6 | 35.1 | |
2-6 | 22 | 最大:10.20最小:10.14 | 最大:4.40最小:4.35 | 7200 | 720 | 12.3 | 12.6 | 35.3 | |
2-7 | 25 | 最大:10.21最小:10.12 | 最大:4.38最小:4.33 | 7000 | 740 | 12.3 | 13.1 | 36.0 | |
2-8 | 22 | 最大:10.25最小:10.17 | 最大:4.42最小:4.37 | 7100 | 730 | 12.3 | 12.6 | 35.8 | |
对比例 | 2-9 | 40 | 最大:10.21最小:10.03 | 最大:4.38最小:4.31 | 7300 | 740 | 12.3 | 13.1 | 35.1 |
2-10 | 37 | 最大:10.20最小:10.09 | 最大:4.40最小:4.32 | 6800 | 650 | 12.4 | 12.0 | 36.0 | |
2-11 | 38 | 最大:10.26最小:10.11 | 最大:4.41最小:4.32 | 7200 | 710 | 12.3 | 12.9 | 35.3 | |
2-12 | 34 | 最大:10.15最小:10.03 | 最大:4.41最小:4.33 | 7000 | 630 | 12.3 | 11.9 | 35.7 |
粘结剂编号 | 粘结剂 | 润滑剂 | ||||
类型 | 添加量(wt%) | 含水量(wt%) | 类型 | 添加量(wt%) | ||
本发明 | 1 | 聚乙烯醇 | 0.30 | 36 | 甘油硬脂酸 | 0.050.05 |
2 | 聚乙烯醇甲基纤维素 | 0.150.15 | 36 | 甘油硬脂酸 | 0.070.05 | |
3 | 甲基纤维素 | 0.30 | 36 | 甘油硬脂酸 | 0.050.05 | |
4 | 聚丙烯酰胺 | 0.30 | 36 | 甘油硬脂酸 | 0.050.05 | |
5 | 聚丙烯酰胺聚乙烯醇 | 0.150.15 | 36 | 甘油硬脂酸 | 0.050.05 | |
6 | 聚丙烯酰胺甲基纤维素 | 0.150.15 | 36 | 甘油硬脂酸 | 0.070.05 | |
7 | 聚丙烯酰胺甲基纤维素聚乙烯醇 | 0.100.100.10 | 36 | 甘油硬脂酸 | 0.050.05 |
编号 | 粘结剂编号 | 平均颗粒尺寸(μm) | 流动性(秒) | 压制特性(n=20) | 氧残留量(ppm) | 碳残留量(ppm) | 磁性能 | ||||
厚度尺寸(mm) | 密度(g/cc) | Br(kG) | iHc(kOe) | (BH)max(MGOe) | |||||||
本发明 | 3-1 | 1 | 72 | 23 | 最大:10.23最小:10.18 | 最大:4.46最小:4.42 | 8100 | 830 | 12.3 | 13.4 | 35.4 |
3-2 | 2 | 83 | 21 | 最大:10.24最小:10.19 | 最大:4.45最小:4.41 | 8200 | 840 | 12.2 | 13.4 | 35.2 | |
3-3 | 3 | 91 | 20 | 最大:10.22最小:10.17 | 最大:4.43最小:4.39 | 8200 | 820 | 12.2 | 13.5 | 35.1 | |
3-4 | 4 | 98 | 18 | 最大:10.25最小:10.20 | 最大:4.43最小:4.38 | 8300 | 850 | 12.2 | 12.8 | 35.0 | |
3-5 | 5 | 81 | 22 | 最大:10.23最小:10.17 | 最大:4.45最小:4.40 | 8200 | 840 | 12.2 | 13.2 | 35.1 | |
3-6 | 6 | 76 | 19 | 最大:10.18最小:10.14 | 最大:4.41最小:4.37 | 8300 | 820 | 12.2 | 13.0 | 35.1 | |
3-7 | 7 | 85 | 22 | 最大:10.14最小:10.08 | 最大:4.42最小:4.37 | 8200 | 830 | 12.2 | 13.4 | 35.3 | |
对比例 | 3-8 | 1 | 44 | 36 | 最大:10.18最小:10.05 | 最大:4.40最小:4.27 | 8000 | 810 | 12.3 | 13.1 | 35.9 |
3-9 | 2 | 56 | 34 | 最大:10.20最小:10.05 | 最大:4.42最小:4.26 | 8000 | 780 | 12.3 | 13.4 | 36.0 | |
3-10 | 3 | 63 | 31 | 最大:10.24最小:10.13 | 最大:4.43最小:4.27 | 8200 | 800 | 12.3 | 13.2 | 35.8 |
粘结剂编 | 粘结剂 | 润滑剂 | 平均颗粒尺寸(μm) | ||||
类型 | 添加量(wt%) | 含水量(wt%) | 类型 | 添加量(wt%) | |||
本发明 | 1 | 甲基纤维素 | 0.30 | 36 | 甘油硬脂酸 | 0.050.05 | 55 |
2 | 甲基纤维素聚乙烯醇 | 0.150.15 | 36 | 甘油硬脂酸 | 0.070.05 | 67 | |
3 | 聚乙烯醇 | 0.30 | 36 | 甘油硬脂酸 | 0.050.05 | 82 | |
4 | 聚丙烯酰胺 | 0.30 | 36 | 甘油硬脂酸 | 0.050.05 | 88 | |
5 | 聚丙烯酰胺甲基纤维素 | 0.150.15 | 36 | 甘油硬脂酸 | 0.070.05 | 74 | |
6 | 聚丙烯酰胺甲基纤维素 | 0.150.15 | 36 | 甘油硬脂酸 | 0.050.05 | 85 | |
7 | 聚丙烯酰胺聚乙烯醇甲基纤维素 | 0.100.100.10 | 36 | 甘油硬脂酸 | 0.050.05 | 80 |
编号 | 粘结剂编号 | 成型磁场模式 | 压制特性(n=20) | 氧残留量(ppm) | 碳残留量(ppm) | 磁性能 | |||||
脉冲(kOe) | 静场(kOe) | 厚度尺寸(mm) | 密度(g/cc) | Br(kG) | iHc(kOe) | (BH)max(MGOe) | |||||
本发明 | 4-1 | 1 | 30 | 10 | 最大:10.21最小:10.14 | 最大:4.43最小:4.39 | 8300 | 860 | 12.5 | 12.4 | 37.4 |
4-2 | 2 | 30 | 10 | 最大:10.22最小:10.18 | 最大:4.42最小:4.39 | 8400 | 850 | 12.5 | 12.3 | 37.2 | |
4-3 | 3 | 30 | 10 | 最大:10.21最小:10.17 | 最大:4.43最小:4.38 | 8200 | 840 | 12.5 | 12.8 | 37.1 | |
4-4 | 4 | 30 | 10 | 最大:10.20最小:10.16 | 最大:4.43最小:4.39 | 8500 | 870 | 12.5 | 12.7 | 37.0 | |
4-5 | 5 | 30 | 10 | 最大:10.18最小:10.14 | 最大:4.45最小:4.40 | 8400 | 860 | 12.5 | 12.9 | 37.2 | |
4-6 | 6 | 30 | 10 | 最大:10.20最小:10.16 | 最大:4.39最小:4.35 | 8300 | 840 | 12.6 | 12.1 | 37.4 | |
4-7 | 7 | 30 | 10 | 最大:10.22最小:10.18 | 最大:4.37最小:4.38 | 8300 | 850 | 12.6 | 12.2 | 37.5 | |
对比例 | 4-8 | 1 | 0 | 10 | 最大:10.22最小:10.15 | 最大:4.42最小:4.38 | 8400 | 860 | 12.2 | 13.5 | 34.5 |
4-9 | 2 | 0 | 15 | 最大:10.23最小:10.18 | 最大:4.41最小:4.36 | 8300 | 830 | 12.3 | 12.6 | 35.1 | |
4-10 | 3 | 0 | 15 | 最大:10.24最小:10.17 | 最大:4.42最小:4.37 | 8100 | 820 | 12.3 | 13.2 | 35.3 |
本发明 | 编号 | 浆料取向方法1 | 浆料取向方法2 | 粘结剂 | 润滑剂 | 平均颗粒尺寸 | |||||||
磁场源 | 位置 | 磁场方向 | 磁场源 | 位置 | 磁场方向 | 类型 | 添加量(wt%) | 含水量(wt%) | 类型 | 添加量(wt%) | |||
5-1 | 永磁体 | 旋转圆盘 | 垂直圆盘表面 | - | - | - | PVAMC | 0.200.05 | 36.0 | 甘油硬脂酸 | 0.050.05 | 54 | |
5-2 | 电磁铁 | 旋转圆盘 | 垂直圆盘表面 | - | - | - | ″ | ″ | ″ | ″ | ″ | 57 | |
5-3 | 电磁铁 | 浆料供给管 | 平行于管 | - | - | - | ″ | ″ | ″ | ″ | ″ | 51 | |
5-4 | 电磁铁 | 浆料供给管 | 垂直于管 | - | - | - | ″ | ″ | ″ | ″ | ″ | 51 | |
5-5 | 电磁铁 | 旋转圆盘 | 平行于轴 | - | - | - | ″ | ″ | ″ | ″ | ″ | 55 | |
5-6 | 永磁体 | 旋转圆盘 | 平行于轴 | - | - | - | ″ | ″ | ″ | ″ | ″ | 60 | |
5-7 | 永磁体 | 旋转圆盘 | 垂直圆盘表面 | 永磁体 | 浆料供给管 | 平行于管 | ″ | ″ | ″ | ″ | ″ | 61 | |
5-8 | 永磁体 | 旋转圆盘 | 垂直圆盘表面 | 电磁铁 | 浆料供给管 | 平行于管 | ″ | ″ | ″ | ″ | ″ | 53 | |
5-9 | 电磁体 | 旋转圆盘 | 垂直圆盘表面 | 永磁体 | 浆料供给管 | 平行于管 | ″ | ″ | ″ | ″ | ″ | 55 | |
5-10 | 电磁铁 | 旋转圆盘 | 垂直圆盘表面 | 电磁铁 | 浆料供给管 | 平行于管 | ″ | ″ | ″ | ″ | ″ | 56 | |
5-11 | 永磁体 | 旋转圆盘 | 垂直圆盘表面 | 永磁铁 | 旋转轴 | 平行于轴 | ″ | ″ | ″ | ″ | ″ | 50 | |
5-12 | 永磁体 | 旋转圆盘 | 垂直圆盘表面 | 电磁铁 | 旋转轴 | 平行于轴 | ″ | ″ | ″ | ″ | ″ | 58 |
编号 | 流动性(秒) | 压制特性(n=20) | 氧残留量(ppm) | 碳残留量(ppm) | 磁性能 | |||||
厚度尺寸(mm) | 密度(g/cc) | Bs(kG) | Br(kG) | iHc(kOe) | (BH)max(MGOe) | |||||
本发明 | 5-1 | 41 | 最大:10.25最小:10.13 | 最大:4.44最小:4.37 | 7300 | 690 | 12.6 | 12.5 | 13.2 | 37.2 |
5-2 | 40 | 最大:10.22最小:10.13 | 最大:4.42最小:4.35 | 7300 | 690 | 12.6 | 12.5 | 13.0 | 37.1 | |
5-3 | 42 | 最大:10.24最小:10.15 | 最大:4.44最小:4.34 | 7200 | 650 | 12.6 | 12.2 | 12.8 | 35.3 | |
5-4 | 42 | 最大:10.23最小:10.14 | 最大:4.42最小:4.33 | 7300 | 680 | 12.6 | 10.8 | 13.5 | 27.1 | |
5-5 | 41 | 最大:10.22最小:10.14 | 最大:4.44最小:4.32 | 7300 | 680 | 12.6 | 12.3 | 13.0 | 36.0 | |
5-6 | 40 | 最大:10.25最小:10.14 | 最大:4.45最小:4.38 | 7400 | 670 | 12.6 | 12.5 | 13.5 | 37.3 | |
5-7 | 39 | 最大:10.22最小:10.13 | 最大:4.43最小:4.35 | 7400 | 650 | 12.6 | 12.5 | 12.8 | 37.5 | |
5-8 | 41 | 最大:10.18最小:10.10 | 最大:4.41最小:4.36 | 7300 | 670 | 12.6 | 12.5 | 12.5 | 37.6 | |
5-9 | 40 | 最大:10.25最小:10.11 | 最大:4.45最小:4.37 | 7300 | 660 | 12.6 | 12.5 | 12.1 | 37.5 | |
5-10 | 41 | 最大:10.26最小:10.15 | 最大:4.43最小:4.32 | 7400 | 680 | 12.6 | 12.5 | 12.6 | 37.4 | |
5-11 | 40 | 最大:10.13最小:10.04 | 最大:4.46最小:4.38 | 7300 | 680 | 12.6 | 12.5 | 13.1 | 38.1 | |
5-12 | 41 | 最大:10.23最小:10.12 | 最大:4.43最小:4.34 | 7400 | 690 | 12.6 | 12.5 | 13.0 | 38.0 | |
对比例 | 5-13 | 无流动 | 最大:8.14最小:4.72 | 最大:4.25最小:4.08 | 6500 | 580 | 12.6 | 12.4 | 12.8 | 37.7 |
编号 | 浆料取向方法1 | 浆料取向方法2 | 粘结剂 | 润滑剂 | 平均颗粒尺寸 | ||||||||
磁场源 | 位置 | 磁场方向 | 磁场源 | 位置 | 磁场方向 | 类型 | 添加量(wt%) | 含水量(wt%) | 类型 | 添加量(wt%) | |||
本发明 | 5-14 | 永磁体 | 旋转圆盘 | 垂直圆盘表面 | - | - | - | PVAMC | 0.200.05 | 33.0 | 甘油硬脂酸 | 0.050.05 | 73 |
5-15 | 永磁体 | 浆料供给管 | 平行于管 | - | - | - | ″ | ″ | ″ | ″ | ″ | 68 | |
5-16 | 永磁体 | 旋转圆盘 | 垂直圆盘表面 | 永磁体 | 浆料供给管 | 平行于管 | ″ | ″ | ″ | ″ | ″ | 70 |
编号 | 流动性(秒) | 压制特性(n=20) | 氧残留量(ppm) | 碳残留量(ppm) | 磁性能 | |||||
厚度尺寸(mm) | 密度(g/cc) | Bs(kG) | Br(kG) | iHc(kOe) | (BH)max(MGOe) | |||||
本发明 | 5-14 | 36 | 最大:10.25最小:10.14 | 最大:4.63最小:4.54 | 6200 | 570 | 9.6 | 9.5 | 12.2 | 21.5 |
5-15 | 38 | 最大:10.22最小:10.12 | 最大:4.60最小:4.51 | 6000 | 540 | 9.6 | 9.5 | 11.3 | 21.0 | |
5-16 | 37 | 最大:10.24最小:10.14 | 最大:4.63最小:4.51 | 6100 | 560 | 9.6 | 9.5 | 12.1 | 21.8 | |
对比例 | 5-17 | 无流动 | 最大:7.25最小:4.53 | 最大:4.57最小:4.54 | 5200 | 110 | 9.7 | 9.6 | 13.5 | 23.1 |
编号 | 粘结剂 | 润滑剂 | 平均颗粒尺寸(ppm) | 产率(%) | 流动性(秒) | 压制特性(n=20) | 氧残留量(ppm) | 碳残留量(ppm) | 磁性能 | ||||||||
类型※ | 添加量(wt%) | 含水量(wt%) | 类型 | 添加量(wt%) | |||||||||||||
厚度尺寸(mm) | 密度(g/cc) | Bs(kG) | Br(kG) | iHc(kOe) | (BH)Max(MGOe) | ||||||||||||
本发明 | 5-18 | -MC | 0.15 | 35.0 | 甘油硬脂酸 | 0.070.05 | 65 | 83 | 35 | 最大:10.21最小:10.11 | 最大:4.43最小:4.35 | 5740 | 630 | 12.5 | 12.5 | 12.1 | 37.2 |
5-19 | MCPAA | 0.070.06 | ″ | ″ | ″ | 73 | 85 | 22 | 最大:10.14最小:10.05 | 最大:4.42最小:4.34 | 7100 | 658 | 12.5 | 12.5 | 12.5 | 37.2 | |
5-20 | PAA | 0.15 | ″ | ″ | ″ | 84 | 87 | -26 | 最大:10.13最小:10.03 | 最大:4.40最小:4.31 | 7200 | 670 | 12.6 | 12.5 | 11.8 | 37.4 | |
5-21 | PVAMC | 0.200.06 | 36.0 | ″ | 0.050.05 | 64 | 72 | 41 | 最大:10.25最小:10.13 | 最大:4.44最小:4.37 | 7300 | 680 | 12.6 | 12.5 | 13.2 | 37.2 | |
5-22 | PVA | 0.20 | 35.0 | ″ | ″ | 41 | 68 | 43 | 最大:10.25最小:10.01 | 最大:4.41最小:4.28 | 7400 | 750 | 12.6 | 12.5 | 12.4 | 37.0 | |
5-32 | PVAPAA | 0.100.05 | ″ | ″ | ″ | 65 | 82 | 40 | 最大:10.24最小:10.04 | 最大:4.43最小:4.25 | 7200 | 780 | 12.5 | 12.5 | 12.1 | 37.2 | |
5-42 | MCPAAPVA | 0.100.050.10 | 35.0 | ″ | ″ | 78 | 86 | 32 | 最大:10.21最小:10.22 | 最大:4.43最小:4.35 | 7400 | 700 | 12.6 | 12.6 | 13.6 | 37.2 |
编号 | 粘结剂 | 润滑剂 | 平均颗粒尺寸(pm) | 产率(%) | 流动性(秒) | 压制特性(n=20) | 氧残留量(ppm) | 碳残留量(ppm) | 磁性能 | ||||||||
类型※ | 添加量(wt%) | 含水量(wt%) | 类型 | 添加量(wt%) | |||||||||||||
厚度尺寸(mm) | 密度(g/cc) | Bs(kG) | Bu(kG) | iHc(kOe) | (BH)Max(MGOe) | ||||||||||||
本发明 | 5-25 | MC | 0.15 | 38.0 | 甘油硬脂酸 | 0.070.05 | 65 | 80 | 34 | 最大:10.11最小:10.02 | 最大:4.45最小:4.35 | 6600 | 640 | 12.6 | 12.5 | 120 | 38.1 |
5-26 | PAA | 0.15 | 38.0 | ″ | 0.070.05 | 87 | 88 | 28 | 最大:10.21最小:10.11 | 最大:4.40最小:4.32 | 7000 | 670 | 12.6 | 12.5 | 11.5 | 28.0 | |
5-27 | PVA | 0.15 | 35.0 | ″ | 0.050.05 | 45 | 71 | 41 | 最大:10.15最小:10.06 | 最大:4.42最小:4.31 | 7200 | 700 | 12.6 | 12.5 | 12.1 | 37.9 | |
5-28 | MCPAA | 0.070.08 | 38.0 | ″ | 0.070.05 | 75 | 84 | 40 | 最大:10.24最小:10.10 | 最大:4.42最小:4.32 | 7100 | 640 | 12.6 | 12.5 | 12.0 | 38.1 | |
5-29 | PVAMC | 0.200.05 | 30.0 | 甘油硬脂酸 | 0.050.05 | 61 | 71 | 39 | 最大:10.22最小:10.13 | 最大:4.43最小:4.36 | 7400 | 650 | 12.6 | 12.5 | 12.8 | 37.5 | |
5-30 | PVAPAA | 0.100.05 | 35.0 | ″ | 0.050.05 | 67 | 84 | 38 | 最大:10.30最小:10.21 | 最大:4.44最小:4.36 | 7200 | 650 | 12.6 | 12.5 | 12.4 | 38.2 | |
5-31 | MCPAAPVA | 0.100.050.10 | 35.0 | ″ | 0.050.05 | 74 | 76 | 31 | 最大:10.35最小:10.16 | 最大:4.45最小:4.37 | 7400 | 700 | 12.6 | 12.5 | 12.3 | 38.0 |
Claims (28)
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JP350287/1993 | 1993-12-27 | ||
JP350286/93 | 1993-12-27 | ||
JP350285/93 | 1993-12-27 | ||
JP35028893 | 1993-12-27 | ||
JP35028593 | 1993-12-27 | ||
JP35028793 | 1993-12-27 | ||
JP350285/1993 | 1993-12-27 | ||
JP350286/1993 | 1993-12-27 | ||
JP350288/93 | 1993-12-27 | ||
JP350288/1993 | 1993-12-27 | ||
JP350287/93 | 1993-12-27 | ||
JP35028693 | 1993-12-27 | ||
JP247326/1994 | 1994-09-14 | ||
JP247325/94 | 1994-09-14 | ||
JP247326/94 | 1994-09-14 | ||
JP247325/1994 | 1994-09-14 | ||
JP06247325A JP3083963B2 (ja) | 1993-12-27 | 1994-09-14 | 異方性造粒粉の製造方法とその装置 |
JP24732694A JP3170156B2 (ja) | 1993-12-27 | 1994-09-14 | 等方性造粒粉の製造方法 |
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CN1106897C true CN1106897C (zh) | 2003-04-30 |
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US (1) | US5662943A (zh) |
EP (1) | EP0659508B1 (zh) |
KR (1) | KR0135209B1 (zh) |
CN (1) | CN1106897C (zh) |
DE (1) | DE69429326T2 (zh) |
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US6187259B1 (en) | 1995-06-26 | 2001-02-13 | Sumitomo Special Metals Co., Ltd. | Method for preparing rare-earth system sintered magnet |
DE19544107C1 (de) * | 1995-11-27 | 1997-04-30 | Starck H C Gmbh Co Kg | Metallpulver-Granulat, Verfahren zu seiner Herstellung sowie dessen Verwendung |
JP3172521B1 (ja) * | 2000-06-29 | 2001-06-04 | 住友特殊金属株式会社 | 希土類磁石の製造方法および粉体プレス装置 |
CN100438965C (zh) * | 2003-08-28 | 2008-12-03 | 泰克纳等离子系统公司 | 粉末材料的合成、分离和纯化方法 |
DE102005030862B4 (de) * | 2005-07-01 | 2009-12-24 | Sintec Keramik Gmbh | Erstbenetzungshilfsmaterial für einen Verdampferkörper, seine Verwendung zum Herrichten der Verdampferfläche eines Verdampferkörpers und ein elektrisch beheizbarer keramischer Verdampferkörper |
TWI415729B (zh) * | 2009-02-27 | 2013-11-21 | 私立中原大學 | Mold with the uniform heating and cooling structure |
JP5434869B2 (ja) | 2009-11-25 | 2014-03-05 | Tdk株式会社 | 希土類焼結磁石の製造方法 |
JP5544928B2 (ja) * | 2010-02-26 | 2014-07-09 | セイコーエプソン株式会社 | 造粒粉末および造粒粉末の製造方法 |
JP5544945B2 (ja) * | 2010-03-11 | 2014-07-09 | セイコーエプソン株式会社 | 造粒粉末および造粒粉末の製造方法 |
US20120182104A1 (en) * | 2010-03-31 | 2012-07-19 | Nitto Denko Corporation | Permanent magnet and manufacturing method thereof |
JP5917502B2 (ja) * | 2011-05-16 | 2016-05-18 | 株式会社東芝 | モリブデン造粒粉の製造方法 |
CN103442829B (zh) * | 2011-05-19 | 2016-11-16 | 株式会社东芝 | 钼造粒粉的制造方法及钼造粒粉 |
AU2012281012B2 (en) | 2011-07-14 | 2015-03-12 | Dedert Corporation | Rotary atomizer having electro-magnetic bearings and a permanent magnet rotor |
JP6379850B2 (ja) * | 2013-10-11 | 2018-08-29 | セイコーエプソン株式会社 | レーザー焼結用粉末および構造物の製造方法 |
CN104117685B (zh) * | 2014-07-30 | 2016-08-24 | 金堆城钼业股份有限公司 | 一种钼酸钠掺杂钼粉的制备方法 |
CN116143509A (zh) * | 2021-11-22 | 2023-05-23 | 横店集团东磁股份有限公司 | 一种铁氧体、其制备方法及烧结永磁铁氧体的制备方法 |
CN114589301B (zh) * | 2022-02-21 | 2023-10-27 | 湖南航天磁电有限责任公司 | 粉末成型用润滑剂和包含该润滑剂的一体成型电感粉末 |
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JPS62245604A (ja) * | 1986-04-18 | 1987-10-26 | Seiko Epson Corp | 希土類焼結磁石の製造方法 |
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US4463502A (en) * | 1982-03-08 | 1984-08-07 | Fitzgerald Thomas J | Magnetic distributor-downcomer for fluidized beds and magnetic valve to control the flow of solids |
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- 1994-12-23 EP EP94309798A patent/EP0659508B1/en not_active Expired - Lifetime
- 1994-12-23 DE DE69429326T patent/DE69429326T2/de not_active Expired - Lifetime
- 1994-12-26 KR KR1019940036759A patent/KR0135209B1/ko not_active IP Right Cessation
- 1994-12-27 CN CN94120449A patent/CN1106897C/zh not_active Expired - Lifetime
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1996
- 1996-04-30 US US08/641,772 patent/US5662943A/en not_active Expired - Lifetime
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GB1412890A (zh) * | 1972-02-24 | 1975-11-05 | ||
JPS6014930A (ja) * | 1983-07-05 | 1985-01-25 | Toshiba Corp | 造粒粉末の製造方法 |
JPS62245604A (ja) * | 1986-04-18 | 1987-10-26 | Seiko Epson Corp | 希土類焼結磁石の製造方法 |
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EP0659508A3 (en) | 1995-10-25 |
KR0135209B1 (ko) | 1998-07-01 |
KR950017021A (ko) | 1995-07-20 |
US5662943A (en) | 1997-09-02 |
EP0659508B1 (en) | 2001-12-05 |
DE69429326T2 (de) | 2002-05-16 |
CN1113463A (zh) | 1995-12-20 |
EP0659508A2 (en) | 1995-06-28 |
DE69429326D1 (de) | 2002-01-17 |
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