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Merck
CN

427144

Sigma-Aldrich

聚偏二氟乙烯

average Mw ~275,000 by GPC, average Mn ~107,000, pellets

别名:

PVDF

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About This Item

线性分子式:
(CH2CF2)n
CAS号:
MDL编号:
UNSPSC代码:
12162002
PubChem化学物质编号:
NACRES:
NA.23

蒸汽压

15 mmHg ( 32 °C)

质量水平

表单

pellets

熔融指数

7-20 g/10 min (230°C/12.5kg)

分子量

average Mn ~107,000
average Mw ~275,000 by GPC

影响强度

2-4 ft-lb/in. (Izod, ASTM D 256, notched)

介电常数

8.0-9.5, 100 Hz (ASTM D 150)

硬度

76-80 (Shore D, ASTM D 2240)

折射率

n20/D 1.42

ASTM D5504-01/3835

17,500-21,500 poise(230 °C) (100 sec-1)(lit.)

转变温度

brittleness temperature -62 °C (ASTM D 746)
Tm 166-170 °C (ASTM D 3418)

溶解性

some polar solvents such as organic esters and amines: soluble

密度

1.78 g/mL at 25 °C

SMILES字符串

FC(F)=C

InChI

1S/C2H2F2/c1-2(3)4/h1H2

InChI key

BQCIDUSAKPWEOX-UHFFFAOYSA-N

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应用

涂料、薄膜、滤布、仪器内衬、滤膜、泵零件和内衬以及阀门。

特点和优势

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。

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


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分析证书(COA)

Lot/Batch Number

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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
Lori Vidal Denham et al.
The Journal of the Acoustical Society of America, 132(3), 1368-1377 (2012-09-18)
Properties of a piezoelectric polymeric angioplasty balloon that may decrease the problems of acute closure and restenosis are evaluated in this study. Polyvinylidene difluoride (PVDF), a piezoelectric and pyroelectric polymer, has sufficient strength to serve as a standard angioplasty balloon
Eugene Cho et al.
Journal of nanoscience and nanotechnology, 13(1), 674-677 (2013-05-08)
Electrospun polyvinylidene fluoride (PVDF) nanofiber membranes have 3-dementional (3-D) open pore channel and hence have excellent application potential in Western blot. In this study we have modified electrospun PVDF nanofiber membrane by argon (Ar) plasma treatment to improve the surface
Daisuke Matsutomo et al.
Journal of biochemistry, 153(2), 179-190 (2012-11-07)
Diacylglycerol kinase (DGK) participates in regulating the intracellular concentrations of two bioactive lipids, diacylglycerol and phosphatidic acid. DGKη1 is a type II isozyme that contains a pleckstrin homology (PH) domain and a pair of C1 domains at the N-terminus and
Orang Seyeddain et al.
Journal of cataract and refractive surgery, 39(2), 234-241 (2012-12-19)
To report the 2-year postoperative safety and efficacy outcomes after monocular Kamra corneal inlay (ACI7000PDT) implantation in femtosecond laser-created corneal pockets of emmetropic presbyopic patients to improve near and intermediate vision. University Eye Clinic, Paracelsus Medical University, Salzburg, Austria. Prospective

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