积水化学S-LEC B/K聚乙烯醇缩醛树脂产品型号及应用参数
规格 |
平均分子量×104 |
挥发分(%) |
游离酸(%) |
羟基含量(mol%) |
乙酰基含量(mol%) |
丁缩醛化度(mol%) |
乙缩醛化度(mol%) |
粘度*(mPa.s) |
玻璃化温度(°C) |
|
低聚合度 |
BL-1 |
ca. 1.9 |
3 max. |
0.05max. |
ca. 36 |
3 max. |
63±3 |
- |
10 to 30** |
66 |
BL-1H |
ca. 2.0 |
3 max. |
0.05max. |
ca. 30 |
3 max. |
69±3 |
- |
10 to 30** |
63 |
|
BL-2 |
ca. 2.7 |
3 max. |
0.05max. |
ca. 36 |
3 max. |
69±3 |
- |
30 to 60** |
68 |
|
BL-2H |
ca. 2.8 |
3 max. |
0.05max. |
ca. 29 |
3 max. |
70±3 |
- |
30 to 50** |
64 |
|
BL-5 |
ca. 3.2 |
3 max. |
0.05max. |
ca. 21 |
3 max. |
>77 |
- |
30 to 50** |
62 |
|
BL-10 |
ca. 1.5 |
3 max. |
0.05max. |
ca. 28 |
3 max. |
71±3 |
- |
9 to 15** |
59 |
|
BL-S |
ca. 2.3 |
3 max. |
0.05max. |
ca. 22 |
3 to 5 |
74±3 |
- |
10 to 30** |
61 |
|
BX-L |
ca. 2.0 |
3 max. |
0.05max. |
ca. 37 |
3 max. |
- |
ca. 61 |
10 to 30** |
74 |