PVA 2688
Polyvinyl alcohol (PVA) powder series of products is specialized in construction industry as an additive in all kinds of dry powder putty, dry mortar, tile adhesive, especially used for building putty and Mortar, improving the flexibility, water retention and increase viscosity of mortar and putty.It’s adhesion very good and used to be widely with paper making, sizing material for textile, adhesive, film, and dry mortar field.
产品特点
Partially Hydrolysed.
高粘度。
根据实际需求调整粒度。
同等学历：
CCP BP-26
Sekisui Selvol 540 - Celanses
产品参数（规格）
| 项目 | PVA 2688 |
| 水解（摩尔%） | 87.0 ~ 89.0 |
| 粘度（mPa.s） | 50.0 ~ 58.0 |
| 挥发性（wt%） | ≤ 5.0 |
| 灰分（wt%） | ≤ 0.5 |
| pH 值 | 5 ~ 7 |
| 纯度 (%) | ≥ 91.5 |
| 粒子大小 | Flake, 10~200mesh |
申请：
1. Protective colloid for PVAc emulsion.
2.造纸工业中的可再粘性粘合剂。
3. Suspending agent for PVC, Polystyrene.
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。
