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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:
24937-79-9
MDL號碼:
MFCD00084470
分類程式碼代碼:
12162002
PubChem物質ID:
24866740
NACRES:
NA.23

蒸汽壓力

15 mmHg ( 32 °C)

品質等級

100

形狀

beads or pellets

熔體指數

20-35 g/10 min (230°C/3.8kg)

分子量

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

衝擊強度

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

介電常數

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 D 3835

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

轉變溫度

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

溶解度

some polar solvents such as organic esters and amines: soluble

密度

1.78 g/mL at 25 °C

SMILES 字串

FC(F)=C

InChI

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

InChI 密鑰

BQCIDUSAKPWEOX-UHFFFAOYSA-N

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應用

涂料、薄膜、滤布、仪器内衬、滤膜、泵零件和内衬以及阀门。

特點和優勢

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。

儲存類別代碼

11 - Combustible Solids

水污染物質分類（WGK）

WGK 3

閃點（°F）

Not applicable

閃點（°C）

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)

从最新的版本中选择一种：

分析证书(COA)

Lot/Batch Number
MKCP1238
MKCJ9896
MKCF9452
MKCC8320
MKBW6180V

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Noriko Kotobuki et al.
Journal of biomedical materials research. Part A, 101(2), 537-546 (2012-08-29)
For tissue engineering and regenerative medicine, stem cells should be effectively cultured in vitro. New thermoresponsive nanocomposite gels (MD-NC gels), consisting of inorganic clay (hectorite) and copolymers composed of hydrophobic 2-methoxyethyl acrylate (MEA) and hydrophilic N,N-dimethylacrylamide (DMAA) units, could be
Yu-Jen Hsu et al.
The Journal of the Acoustical Society of America, 132(6), 3826-3831 (2012-12-13)
A tone analyzer is demonstrated using a distributed resonator architecture on a tensioned piezoelectric polyvinyledene diuoride (PVDF) sheet. This sheet is used as both the resonator and detection element. Two architectures are demonstrated; one uses distributed, directly addressed elements as
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.
X S Yi et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 67(3), 477-484 (2012-12-04)
In the present study, nano-sized TiO(2)/Al(2)O(3) modified polyvinylidene fluoride (PVDF) membranes (MM) were fabricated and then utilized for oil/water emulsion separation. The results showed that, compared with PVDF membrane (OM), the contact angle of MM decreased and hydrophilicity increased. The
Adhikara Resosudarmo et al.
Water research, 47(2), 911-921 (2012-12-12)
Organic fouling remains a significant challenge in the application of ultrafiltration (UF) pretreatment systems in the desalination industry. In this study, the fouling potential of organic materials in seawater was investigated using model seawater solution containing humic acid and alginate.
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