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Merck
CN

427152

Sigma-Aldrich

聚偏二氟乙烯

average Mw ~180,000 by GPC, average Mn ~71,000, beads or 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

beads or pellets

熔融指数

20-35 g/10 min (230°C/3.8kg)

分子量

average Mn ~71,000
average Mw ~180,000 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

6,000-7,500 poise(230 °C) (100 sec-1)(lit.)

转变温度

brittleness temperature -62 °C (ASTM D 746)
Tm 155-165 °C

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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Luminita Nicoleta Dumitrescu et al.
Molecules (Basel, Switzerland), 25(3) (2020-02-06)
Recent advancements in biomedicine have focused on designing novel and stable interfaces that can drive a specific cellular response toward the requirements of medical devices or implants. Among these, in recent years, electroactive polymers (i.e., polyvinylidene fluoride or PVDF) have
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
S V Ivanov et al.
Klinichna khirurhiia, (7)(7), 37-41 (2012-10-05)
The results of experimental and clinical studies for the comparative evaluation of implants used in herniology of polytetrafluoroethylene (PTFE) and polyvinylidene fluoride (PVDF) are presented. Experimental investigations conducted on 200 mice, which in the anterior abdominal wall mesh prosthesis implanted.

商品

Electrospinning technique applications discussed, emphasizing control of nanofibers and assembly into 3D architectures.

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