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Merck
CN

427152

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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关于此项目

线性分子式:
(CH2CF2)n
化学文摘社编号:
24937-79-9
NACRES:
NA.23
PubChem Substance ID:
24866740
UNSPSC Code:
12162002
MDL number:
MFCD00084470

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产品名称

聚偏二氟乙烯, average Mw ~180,000 by GPC, average Mn ~71,000, beads or pellets

InChI

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

SMILES string

FC(F)=C

InChI key

BQCIDUSAKPWEOX-UHFFFAOYSA-N

vapor pressure

15 mmHg ( 32 °C)

form

beads or pellets

melt index

20-35 g/10 min (230°C/3.8kg)

mol wt

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

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

transition temp

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

solubility

some polar solvents such as organic esters and amines: soluble

density

1.78 g/mL at 25 °C

Quality Level

100

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相关类别

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。

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)

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
0000349821
0000363979
0000303854
0000303854
0000349821

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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
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
Alois K Dexl et al.
Journal of cataract and refractive surgery, 38(10), 1808-1816 (2012-08-28)
To evaluate change in reading performance parameters after monocular Kamra corneal inlay implantation for the surgical correction of presbyopia. University surgical outpatient center. Prospective interventional case series. A corneal inlay was implanted in the nondominant eye. Naturally emmetropic and presbyopic
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)
I S ivanov et al.
Tsitologiia, 54(10), 783-789 (2013-01-05)
Nowadays, the use of synthetic prosthesis is obligatory method in surgical treatment of large and giant ventral hernias. We have fulfilled comparative investigation of the dynamics of collagen Type I to Type III ratio in paraprosthetic region in mice when
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