聚醋酸乙烯酯
聚醋酸乙烯酯通过醋酸乙烯酯(VAM)的聚合制备而成,是一种有弹性的合成聚合物。在水中以乳剂形式用作多孔材料,特别是木材用胶粘剂使用。最常用作木材用胶(白胶水或白胶浆)。也广泛地用于粘合其它材料,如纸、衣料、香烟或制造混凝纸。由于其弹性和低酸性,还可用于印刷装订。
Substance Identification
Synonyms | 聚乙酸乙烯酯 |
CAS | N/A |
EINECS | 203-545-4 |
FEMA | N/A |
HS.CODE | 390512 |
Molecular Formula | (C4H6O2)n |
Moleclar Weight | N/A |
Application & Uses
- 应用于胶囊药、片剂药表面涂层
- 口香糖成分
Sales Specification
ITEM | VALUE |
---|---|
外观 | 颗粒或块状的无杂质固体 |
颜色 | 无色或微黄 |
挥发物含量(1.5g, @100℃ 2h, V., %) | 1.0 max |
重金属含量(as Pb, mg/kg) | 10.0 max |
砷含量(mg/kg) | 3.0 max |
铅含量(mg/kg) | 1.0 max |
粘性(10% Ethyl Acetate, @20°C,mPa.s) | 2.8 to 3.5 |
软化点(R&B,°C) | 90 to 110 |
游离酸含量(CH3COOH,%) | 0.05 max |
Similar Specs
Storage
- 密封贮存于干燥、阴凉、通风处
- 注意防尘
- 与氧化物隔离贮存
- 远离火苗、明火和火源
- 避免儿童、动物接近
Relation Products
Remark
The above information is believed to be accurate and presents the best explanation currently available to us. We assume no liability resulting from above content. The technical standards are formulated and revised by customers’ requirement and us, if there are any changes, the latest specification will be executed and confirmed in the contract.