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Hydroxypropyl Methyl Cellulose HPMC
- CAS 9004-65-3
- 25kg bag, 20MT
- Product description: Hydroxypropyl Methyl Cellulose
Hydroxypropyl Methyl Cellulose HPMC
Molecular Formula: [C6H7O2（OH）x-m-n（OCH3）m（OCH2CH（OH）CH3）n]x Structural formula:
Characteristics:
HPMC is widely uesd as thickener, emulsifier, film-former, binder, dispersing agent, protective colloids,etc in construction materials, paints,paper making industry, synthetic resins, ceramics, textiles, agriculture ,etc.
【Technical requirements】
- Appearance: white to yellowish powder or grains.
- Technical Index
Table 1
| Item | Index | ||||
|
HPMC |
|||||
|
F |
E | J | K | ||
|
Loss on drying, % |
5.0 Max | ||||
|
Ph value |
5.0~7.0 | ||||
|
Appearance |
White to yellowish grains or powder | ||||
|
Viscosity (mPa.s) |
refer to Table 2 | ||||
3.Viscosity Specification
| Level | Specific range (mPa.s) | Level | Specific range (mPa.s) |
|
5 |
4~9 | 8000 | 6000~9000 |
|
15 |
10~20 | 10000 | 9000~12000 |
|
25 |
20~30 | 15000 | 12000~18000 |
|
50 |
40~60 | 20000 | 18000~30000 |
|
100 |
80~120 | 40000 | 30000~50000 |
|
400 |
300~500 | 75000 | 50000~85000 |
|
800 |
600~900 | 100000 | 85000~130000 |
|
1500 |
1000~2000 | 150000 | 130000~180000 |
|
4000 |
3000~5600 | 200000 | ≥180000 |
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