427144
聚偏二氟乙烯
average Mw ~275,000 by GPC, average Mn ~107,000, pellets
别名:
PVDF
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关于此项目
线性分子式:
(CH2CF2)n
化学文摘社编号:
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12162002
MDL number:
vapor pressure
15 mmHg ( 32 °C)
Quality Level
form
pellets
melt index
7-20 g/10 min (230°C/12.5kg)
mol wt
average Mn ~107,000, average Mw ~275,000 by GPC
impact strength
2-4 ft-lb/in. (Izod, ASTM D 256, notched)
dielectric constant
8.0-9.5, 100 Hz (ASTM D 150)
hardness
76-80 (Shore D, ASTM D 2240)
refractive index
n20/D 1.42
ASTM D 3835
17,500-21,500 poise(230 °C) (100 sec-1)(lit.)
transition temp
brittleness temperature -62 °C (ASTM D 746), Tm 166-170 °C (ASTM D 3418)
solubility
some polar solvents such as organic esters and amines: soluble
density
1.78 g/mL at 25 °C
SMILES string
FC(F)=C
InChI
1S/C2H2F2/c1-2(3)4/h1H2
InChI key
BQCIDUSAKPWEOX-UHFFFAOYSA-N
Application
涂料、薄膜、滤布、仪器内衬、滤膜、泵零件和内衬以及阀门。
Features and Benefits
结晶方式至少有 3 种，具体情况取决于结晶条件。机械强度高、耐磨性强和电介质强度高。能够抵抗多数化学品、紫外幅射、风化和真菌。
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存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Hanbit Jin et al.
ACS nano, 13(7), 7905-7912 (2019-06-28)
Soft and stretchable electrodes are essential components for skin-tight wearable devices, which can provide comfortable, unobtrusive, and accurate physiological monitoring and physical sensing for applications such as healthcare, medical treatment, and human-machine interfaces. Metal-elastomer nanocomposites are a promising approach, enabling
Evaluation of a commercially available polyvinylidene fluoride membrane filtration system for water decontamination.
M R Francis et al.
Indian journal of medical microbiology, 31(1), 97-98 (2013-03-20)
Dongrui Wang et al.
ACS applied materials & interfaces, 4(11), 6273-6279 (2012-11-01)
In this work, two series of nanocomposites of poly(vinylidene fluoride) (PVDF) incorporated with reduced graphene oxide (rGO) and poly(vinyl alcohol)-modified rGO (rGO-PVA) were fabricated using solution-cast method and their dielectric properties were carefully characterized. Infrared spectroscopy and atom force microscope
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 427144-100G | 04061832104478 |