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Merck
CN

665800

Sigma-Aldrich

聚四氟乙烯 制备

60 wt % dispersion in H2O

别名:

PTFE 分散体

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About This Item

线性分子式:
(CF2CF2)n
CAS号:
MDL编号:
UNSPSC代码:
12162002
PubChem化学物质编号:
NACRES:
NA.23

质量水平

浓度

60 wt % dispersion in H2O

SMILES字符串

FC(=C(F)F)F

InChI

1S/C2F4/c3-1(4)2(5)6

InChI key

BFKJFAAPBSQJPD-UHFFFAOYSA-N

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一般描述

PTFE是四氟乙烯的合成氟聚合物。由于它是一种完全由碳和氟组成的高分子量化合物,因而它是一种碳氟化合物固体。PTFE本质上是疏水性的,它对任何固体都具有最低的摩擦系数。

应用

由于其化学惰性和疏水性,PTFE被广泛用于外科网状敷料、支架、移植物和韧带修复支架。比如,膨体PTFE可被用于制备血管移植物。

PTFE在宽频率范围和高介电强度下仍能保持介电常数恒定,这使得它是做电缆绝缘和高温储能应用的合适材料

它还可被作为易清洁、有化学惰性和不粘的涂层应用于食品、化工和制药领域。

特点和优势

  • 高耐化学性
  • 低摩擦系数
  • 柔韧性
  • 高热稳定性

象形图

Corrosion

警示用语:

Danger

危险声明

预防措施声明

危险分类

Eye Dam. 1

储存分类代码

10 - Combustible liquids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type ABEK (EN14387) respirator filter


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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访问文档库

How to Start a Polytetrafluoroethylene (PTFE) Business (Beginners Guide) null
John W Myers et al.
The Journal of thoracic and cardiovascular surgery, 147(2), 672-677 (2013-11-21)
To evaluate outcomes of systemic to pulmonary artery shunts (SPS) in patients weighing less than 3 kg with regard to shunt type, shunt size, and surgical approach. Patients weighing less than 3 kg who underwent modified Blalock-Taussig or central shunts
Rupali N Shah et al.
The Laryngoscope, 123(7), 1742-1745 (2013-02-19)
Nonparalytic glottic incompetence (GI) encompasses a variety of laryngeal pathologies, and vocal outcome data for this group is limited. We report a subgroup analysis of validated, subjective, and perceptual voice outcome measures: voice-related quality of life (VRQOL), Glottal Function Index
Marco A Costa et al.
American heart journal, 165(4), 531-536 (2013-03-30)
Left ventricle (LV) remodeling after anterior wall myocardial infarction leads to increased LV volumes, myocardial stress, and, ultimately, heart failure (HF). Patients have high morbidity and mortality risk, and treatment remains limited. Percutaneous ventricular restoration (PVR) therapy using the Parachute
F Guérin et al.
The British journal of surgery, 100(12), 1606-1613 (2013-11-23)
Meso-Rex bypass (MRB) and portosystemic surgical shunt (PSS) are both used to treat extrahepatic portal vein obstruction (EHPVO) in children. The aim of this study was to analyse the outcome of MRB and PSS to select patients who could benefit

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