IPC CH-65B CHINESE.pdf - 第11页

8.1 1.3 ROSE 测试 设 备 ............................................. 101 8.1 1.4 离 子 色谱仪 ................................................... 102 8.1 1.5 局 部污染 物 ................................................... 102 8.1 1.…

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7.6 锡须和电路板清洁 ..................................... 74
7.7 腐蚀 ......................................................... 74
8 组装残留物/清洗的考虑要素 .................................. 76
8.1 范围 ................................................................. 76
8.2 目的 ................................................................. 76
8.3 定义 ..................................................... 76
8.3.1 助焊剂 ..................................................... 76
8.3.2 性松助焊剂 ............................................. 76
8.3.3 ............................................................. 76
8.3.4 ............................................................. 76
8.3.5 吸附污染 ..................................................... 76
8.3.6
导体 ......................................................... 76
8.3.7
导体间距 ......................................................... 77
8.3.8
敷形涂覆 ......................................................... 77
8.3.9
腐蚀助焊剂 ................................................. 77
8.3.10
单板表面到元器面的距离 ................. 77
8.3.11
................................................................. 77
8.3.12
助焊剂 ............................................................. 77
8.3.13
助焊剂残留物 ................................................. 77
8.3.14
无引线表面元器 ................................. 77
8.3.15
非活助焊剂 ................................................. 77
8.3.16
助焊剂 ................................................. 77
8.3.17
密度 ......................................................... 77
8.3.18
状助焊剂 ..................................................... 77
8.3.19
流温 ......................................................... 77
8.3.20
................................................................. 77
8.3.21
助焊剂 ..................................................... 77
8.3.22
................................................................. 77
8.3.23
助焊剂 ..................................................... 77
8.3.24
............................................................. 77
8.3.25
时性阻焊膜 ................................................. 77
8.3.26
能力 ......................................................... 77
8.3.27
应物 ............................................................. 77
8.3.28
托高 ................................................................. 77
8.3.29
合成 ......................................................... 78
8.3.30
水溶助焊剂 ................................................. 78
8.4
清洗残留物 ................................................. 78
8.4.1
助焊剂 ..................................................... 78
8.4.2
水溶助焊剂 ................................................. 79
8.4.3 合成型活助焊剂确切ORH0
或者ORH1..................................................... 80
8.4.4
低固
残留清洗)助焊剂 ......................... 80
8.4.5
无铅和小化对组装残留物的影 ............. 81
8.4.6 ................................................................. 83
8.4.7 无机助焊剂 ................................................. 83
8.4.8 ................................................................. 83
8.4.9 锡炉添加 ......................................... 84
8.5 它残留物 ..................................................... 84
8.5.1 业污染 ................................................. 84
8.5.2 ................................................................. 85
8.5.3 作场所和周围 ............................. 85
8.5.4 元器件包装污染的来源 ............. 85
8.5.5 时性阻焊桥/阻焊膜/蚀剂/阻焊带 ....... 85
8.5.6 润滑油油脂 ................................................. 86
8.5.7 ............................................................. 86
8.6 清洗考虑 ................................................. 86
8.6.1 标准 ......................................................... 86
8.6.2 元器
形状 ............................................. 87
8.6.3 托高高及对清洗的影 ..................... 87
8.6.4 夹裹液体 ..................................................... 87
8.6.5 元器问题残留物 ..................................... 88
8.6.6 表面的润湿 ..................................................... 88
8.6.7 表面张力和 ......................................... 89
8.6.8 填充比未填充 ............................. 89
8.6.9 助焊剂残留物 ..................................... 89
8.6.10 涤剂效果 ..................................................... 90
8.7 焊接白色残留物 ..................................... 93
8.7.1 白色残留物形机理 ..................................... 93
8.8 清洗 ................................................. 94
8.8.1 程参 ......................................................... 94
8.8.2 清洗 ............................................................. 94
8.8.3 定过 ......................................... 94
8.8.4 要材料的影 ................................. 95
8.9 清洗设备考虑
......................................... 95
8.9.1
动力时和能量 ................. 95
8.9.2
静态和动清洗能量 ..................................... 95
8.9.3
能量改善 ......................................... 95
8.9.4
能量 ......................................................... 95
8.10
监控 ..................................................... 96
8.10.1
................................................................. 96
8.10.2
折射 ............................................................. 96
8.10.3
非挥发性残留物 ............................................. 97
8.10.4
清洗监控方法 ................................. 97
8.10.5
清洗槽起泡 ..................................................... 97
8.11
清洁度测试 ................................................... 100
8.11.1
ROSE测试 ..................................................... 101
8.11.2
ROSE测试方法 ................................. 101
IPC-CH-65B-C 20117
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Copyright Association Connecting Electronics Industries
Provided by IHS under license with IPC
Not for Resale, 11/27/2015 19:13:55 MST
No reproduction or networking permitted without license from IHS
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8.11.3 ROSE测试 ............................................. 101
8.11.4 色谱仪 ................................................... 102
8.11.5 部污染 ................................................... 102
8.11.6 敷形涂覆附着润湿 ................................... 102
9 环境考虑要点 ......................................................... 105
9.1 安全 ........................................................... 105
9.1.1 环境意识 ....................................................... 105
9.1.2 环境问题 ....................................................... 106
9.2 排放 ....................................................... 106
9.2.1 发性有化合 ....................................... 107
9.2.2 气污染HAPs........................ 108
9.2.3 损耗臭物质 ........................................... 109
9.3 ............................................................... 109
9.3.1 助焊剂和污染度类型 ....................... 110
9.3.2 金属 ....................................................... 110
9.3.3 酸碱 ................................................... 111
9.3.4 需氧/化学需氧量的降低 ................. 111
9.3.5 水使用量的
降低 ........................................... 111
9.3.6 性有机物 ........................................... 112
9.4 ....................................................... 112
9.4.1 溶剂型 ....................................... 113
9.4.2 半水基清洗 ................................... 113
9.5 出量报告 ................................................... 114
9.6 毒废污染清 ....................... 114
9.7 物质排放详录报告要求 ............... 114
9.8 健康安全问题 ........................................... 115
9.8.1 险因子和措施 ................................... 115
9.8.2 物质安全数据 ........................................... 115
9.8.3 险物质签系统 ....................................... 115
9.8.4 员工暴露 ....................................................... 116
9.8.5 燃液体问题 ........................................... 116
9.9 源和水质 ................................................... 116
9.9.1 的量
............................................... 116
9.9.2 定义 ............................................................... 116
9.9.3 纯净标准 ............................................... 117
9.9.4 化的方法 ............................................... 118
10 溶剂型清洗剂 ........................................................ 119
10.1
目的 ............................................................... 119
10.2
定义 ................................................... 119
10.2.1
溶剂清洗 ....................................................... 119
10.2.2
贝壳杉脂丁醇值(KB值)............................ 119
10.2.3
沸混 ................................................... 120
10.2.4
............................................................... 120
10.2.5 ............................................................... 120
10.2.6 干燥 ............................................................... 120
10.2.7 去助焊剂焊剂去或者焊清洗)......... 120
10.2.8 化工材料缩写 ....................................... 120
10.3 溶剂清洗的背景和 ............................... 120
10.3.1 溶剂清洗 ............................................... 120
10.3.2 ........................................................... 121
10.4 溶剂清洗技术 ........................................... 121
10.4.1 单一溶剂系统 ............................................... 121
10.4.2 合的溶剂系统
........................................... 121
10.4.3 共溶 ................................................... 122
10.4.4 汉森工程溶剂非共沸混......... 122
10.4.5 ............................................................... 123
10.5 清洗溶剂 ........................................... 125
10.5.1 ............................................................... 125
10.5.2 溶剂物理特 ........................... 125
10.5.3 ............................................................... 125
10.5.4 多种 ....................................................... 125
10.5.5 退化现 ....................................................... 125
10.5.6 残留物 ........................................................... 125
10.5.7 悬浮物质 ....................................................... 126
10.5.8 的杂 ................................................... 126
10.5.9 溶剂 ................................................... 126
10.5.10 ........................................................... 126
10.5.11 化学性变质 ................................... 126
10.5.12 热分变质 ........................................... 126
10.5.13 安全 ............................................................... 126
10.5.14 作场暴露 ............................................... 127
10.5.15 允许暴露度/暴露 ..................... 127
10.5.16 作场暴露监控 ....................................... 127
10.5.17 环境 ............................................................... 128
10.5.18
成本 ............................................................... 129
10.5.19
总结 ............................................................... 129
10.6
溶剂特定材料兼容性注意事项 ................... 129
10.6.1
和标兼容性 ................................... 129
10.6.2
敷形涂覆溶剂兼容性 ................................... 129
10.6.3
金属兼容性和溶剂 ........................... 129
10.7
溶剂分类特点 ....................................... 130
10.7.1
化合物溶剂 ........................................... 130
10.7.2
溶剂 ....................................................... 131
10.8
溶剂清洗设备/ ..................................... 131
10.8.1
简介 ............................................................... 131
10.8.2
汽相清洗 ................................................... 131
10.8.3
传送式喷淋清洗 ....................................... 132
20117 IPC-CH-65B-C
ix
Copyright Association Connecting Electronics Industries
Provided by IHS under license with IPC
Not for Resale, 11/27/2015 19:13:55 MST
No reproduction or networking permitted without license from IHS
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10.8.4 超声波清洗设 ........................................... 133
10.8.5 清洗设 ................................................... 134
10.8.6 浸泡槽 ........................................................... 134
10.8.7 装(升级......................................... 135
10.9 艺整 ....................................................... 135
10.9.1 焊接之后的清洗 ................................... 135
10.9.2 汽相去焊清洗(仅汽相)............................. 136
10.9.3 清洗协定 ....................................................... 136
10.10 ....................................................... 136
10.10.1 简介 ............................................................... 136
10.10.2 备选择 ........................................... 136
10.10.3 传输清洗系统 ............................................... 137
10.10.4 放置操作 ........................................... 137
10.10.5 系统 ................................................... 138
10.10.6 清洗系统维护 ............................................... 138
10.10.7 正确蒸馏 ........................................... 138
10.10.8 蒸馏溶剂干燥 ....................................... 140
10.10.9 溶剂检测 ....................................................... 140
10.10.10
............................................................... 141
10.11
环保事项 ....................................................... 141
10.11.1
简介 ............................................................... 141
10.11.2
清洁法案 ............................................... 142
10.11.3
清洁法案 ................................................... 143
10.11.4
资源保护法案- ......................... 144
10.11.5
超级- ............................................. 145
10.11.6
物质物释放清单的报告要求 ............... 145
10.11.7
响法规过 ............................................... 145
10.11.8
适用性 ........................................................... 145
11 半⽔基清洗剂、设备和⼯艺优化 ........................ 146
11.1
目的 ............................................................... 146
11.1.1
定义 ................................................... 146
11.2
半水基清洗 ............................................... 146
11.2.1
半水基 ................................................... 146
11.2.2
半水基的科学性 ........................................... 147
11.2.3
半水基清洗 ............................................... 147
11.2.4
半水基清洗的性能 ................................... 149
11.2.5
清洗的兼容性 ............................................ 150
11.2.6
半水基
的性能 ....................... 150
11.3
半水基清洗工 ........................................... 151
11.3.1
............................................................... 151
11.3.2
....................................................... 152
11.3.3
涤阶段 ....................................................... 152
11.3.4
............................................................... 152
11.3.5 搅拌 ............................................................... 153
11.3.6 洗部 ....................................................... 154
11.3.7 水溶性(II)清洗洗部 ............ 156
11.3.8 干燥 ....................................................... 156
11.4 半水基清洗设 ........................................... 156
11.4.1 在线清洗 ................................................... 156
11.4.2 保护 ....................................................... 157
11.4.3 清洗 ....................................................... 157
11.5 清洗程和监控 ................................... 158
11.5.1 涤段 ........................................................... 158
11.5.2 ........................................................... 159
11.6 环境控制和注意事项 ................................... 160
11.6.1 ............................................................... 160
11.6.2 用的半水基清洗
................................... 160
11.6.3 ........................................................... 160
11.6.4 ........................................................... 162
11.6.5 发性有化合VOCs....................... 162
11.6.6 效应 ....................................................... 163
12 ⽔基清洗剂、清洗设备和清洗⼯艺的整合 ....... 164
12.1
范围 ............................................................... 164
12.2
目的 ............................................................... 164
12.3
定义 ................................................... 164
12.3.1
水基清洗 ....................................................... 164
12.3.2
............................................................... 164
12.3.3
............................................................... 164
12.3.4
干燥 ............................................................... 164
12.3.5
表面干燥 ....................................................... 164
12.3.6
去焊剂助焊剂或者焊清洁)......... 164
12.3.7
精细清洗 ....................................................... 164
12.3.8
丝网板清洗 ........................................... 165
12.3.9
半水基清洗 ................................................... 165
12.3.10
机溶剂清洗 ............................................... 165
12.3.11
能性添加 ............................................... 165
12.3.12
添加剂或者
应物 ............................... 165
12.3.13
水介质中有机溶剂乳液 ........................... 165
12.3.14
动清洗 ....................................................... 165
12.3.15
清洗 ........................................................... 165
12.3.16
在线清洗 ....................................................... 165
12.3.17
............................................................... 165
12.3.18
pH .............................................................. 165
12.4
清洗背景 ................................................... 165
12.4.1
历史 ............................................................... 165
12.4.2
水基清洗工 ....................................... 166
IPC-CH-65B-C 20117
x
Copyright Association Connecting Electronics Industries
Provided by IHS under license with IPC
Not for Resale, 11/27/2015 19:13:55 MST
No reproduction or networking permitted without license from IHS
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