PVA 1788 is a type of Medium viscosity and Partially Hydrolyzed Polyvinyl Alochol. It’s a few kind of synthetic with water soluble high-molecular polymer and characterized by a degree of polymerization ~1700 and a hydrolysis degree of ~88 mole%, derived from the hydrolysis of polyvinyl acetate.
同等学历:
PVA 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 | 索引 |
| 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 (%) | ≥93.5 |
| 颗粒大小 | 薄片,10~200 目 |
申请:
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。
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PVA 1788, China, Manufacturers, Suppliers, Factory, Wholesale, Customized, Brands, Price, Quality
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