PVA 1788
Polyvinyl Alcohol is a few kind of synthetic with water soluble high-molecular polymer. The main specification includes degree of polymerization &alcoholysis and other special performance. Polyvinyl Alcohol is manufactured by polymerization of vinyl acetate in methanol solvent, then undergoing alcoholysis via advanced belt-process of low-alkali. After grinning, drying and packing, the end PVA products are achieved.
产品特点
Partially Hydrolyzed.
Medium viscosity.
根据实际需求调整粒度。
同等学历：
088-20
Kuraray PVA-220
Kuraray Mowiol 23-88
CCP BP-17
Sekisui Selvol 523 – Celanese
JVP JP-18
Nichigo GM-14
产品参数（规格）
| 项目 | PVA 1788 |
| 水解（摩尔%） | 87.0 ~ 89.0 |
| 粘度（mPa.s） | 20.0 ~ 26.0 |
| 挥发性（wt%） | ≤5.0 |
| 灰分（wt%） | ≤0.5 |
| pH 值 | 5 ~ 7 |
| 纯度 (%) | ≥91.5 |
| 粒子大小 | Flake, 10~200 mesh |
申请：
1. Warp Sizing Agent, Temporary Adhesive for Screen Printing in textile Industry.
2. Cold Water Soluble PVA Film, Photosensitive Film of Lithographic Printing Plate.
3. Temporary Adhesive for Ferrite, Vehicles for Water-Based Inks and Colors, office Glue.
4. Soil Conditioners, Binding Agent of Seed.
5. Temporary Protective Coating for PVC Sheet, Plywood,Acrylate Sheet.
6. Binding Agent for Compressed Tablet.
7. For Monitor Fluorescent Pigment Coating.
包装 牛皮纸包装，内衬塑料薄膜，每袋 20 千克/25 千克，或编织袋，每袋 500 千克。
存储：产品应存放在室温 5-30℃ 的室内干燥通风处，分批贮存。远离电源，防止潮湿，避免阳光暴晒。严禁与易挥发的化学物质一起存放，以防吸附变质。
交通运输时要求车辆清洁，注意防潮、防雨、防晒。小心搬运，防止损坏包装。严禁与易挥发的化学品存放在一起，以防吸附变质。
常见问题
Quality guarantee:Quality is strictly meet with contract/PI requirement.
Technical support:Any technical question will be solved within 24 hours by email or telephone.
交货及时：订单将在 15 天内及时交付。
