制作方法9/p>-
质量标准9/p>-
纯度9/p>-
目数9/p>-
品级9/p>-
虚拟号将180秒后失效
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产品特?/span>
1.超低的透气性;
2. 超强的抗硫磺性;
3. 与不同基材优异的粘接力;
4. 耐冷热冲击性能优异:/p>
5. 较低的内应力:/p>
6.优异的耐温性、/p>
性能参数
胶水型号 |
BQ-4238 |
BQ-4242 |
BQ-4245 |
BQ-4246 |
BQ-4248 |
BQ-4249 |
胶水类型 |
苯基硅树脁/span> |
|||||
混合毓/span> |
1:10 |
1:10 |
1:5 |
1:10 |
1:5 |
1:5 |
固化时间 |
80-110ℂspan style="box-sizing: border-box; display: inline-block;">/1h+150ℂspan style="box-sizing: border-box; display: inline-block;">/3hrs |
|||||
固化剌/span> |
||||||
外观 |
透明/透明 |
|||||
粘度25ℂ/span>mPa·s |
5000 |
6500 |
5000 |
6000 |
3500 |
6500 |
折射玆/span> |
1.54 |
1.54 |
1.54 |
1.54 |
1.54 |
1.54 |
透光玆/span> |
92% |
92% |
92% |
92% |
85% |
92% |
固化名/span> |
||||||
密度25ℂ/span>g/cm3 |
1.16 |
1.16 |
1.16 |
1.16 |
1.16 |
1.16 |
硬度邴/span>D |
50° |
60° |
40° |
45° |
35° |
45° |
线膨胀系数ppm/ℂ/span> |
202 |
200 |
200 |
200 |
202 |
200 |
粘结强度MPa |
1.5 |
2.8 |
1.5 |
1.8 |
2 |
1.5 |
玻璃化温?/span>Tgℂ/span> |
30ℂ/span> |
38ℂ/span> |
30ℂ/span> |
35ℂ/span> |
28ℂ/span> |
31ℂ/span> |
透氧玆/span>cm3/m2·24h |
370 |
350 |
440 |
410 |
460 |
390 |
透水玆/span>g/m2·24h |
9.1 |
8.7 |
10.5 |
9.6 |
11 |
9.5 |
暂无数据