form
beads
Quality Level
mol wt
average Mw ~80,000-120,000 by GPC
viscosity
17-21 sec.(25 °C, Ford, no. 4)(lit.)
density
1.18 g/mL at 25 °C
storage temp.
2-8°C
SMILES string
COC(=O)C=C
InChI
1S/C4H6O2/c1-3-6-4(2)5/h3H,1H2,2H3
InChI key
XTXRWKRVRITETP-UHFFFAOYSA-N
General description
聚乙烯醇（PVAc）是一种非结晶的无规立构聚合物。它是由乙酸乙烯酯单体通过自由基聚合来制备。由于其低毒性和良好的弹性，它常被用于食品行业。PVAc膜可用作载体和口服药物的发射传感器。
Application
聚乙烯乙酸酯可用作：
- 制备气体和湿度传感器应用中聚合物纤维的起始原料。 柠檬酸掺杂的PVAc纳米纤维垫可用于开发室温下检测三甲胺气体的传感器。
- 具有控释给药性能的漂浮片的聚合物涂层。 PVAc是一种赋形剂，可以确保可靠安全的药物释放。由于聚乙烯乙酸酯涂层的低固有密度和高弹性，PVAc-基骨架片可以流动。
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存储类别
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Cellulose nanofibrils/polyvinyl acetate nanocomposite adhesives with improved mechanical properties.
Ons Chaabouni et al.
Carbohydrate polymers, 156, 64-70 (2016-11-16)
Cellulose nanofibrils (CNFs) are nanoscale cellulose produced from renewable resources with strong reinforcing potential when included in a polymer matrix. In this work, the effect of the addition of CNFs on the properties of waterborne polyvinylacetate (PVA) adhesive was investigated.
K Kolter et al.
International journal of pharmaceutics, 457(2), 470-479 (2013-10-01)
Polyvinyl acetate-based colloidal aqueous polymer dispersion Kollicoat(®) SR 30 D results in coatings characterized by moderate swelling behaviour, lipophilicity, pH-independent permeability for actives and high flexibility to withstand mechanical stress and is therefore used for controlled release coating. The colloidal
Dae Woo Kim et al.
American journal of rhinology & allergy, 26(5), e147-e149 (2012-11-22)
This study investigated the efficacy of glove finger-coated polyvinyl acetate (PA) pack on hemostasis, pain levels, and wound healing after endoscopic sinus surgery (ESS). A prospective, randomized, double-blinded controlled study was performed in 30 patients who underwent bilateral ESS for
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 189480-25G | 04061835508549 |
| 189480-500G | 04061838759283 |
| 189480-1KG | 04061838759276 |