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Merck
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文件

665800

Sigma-Aldrich

聚四氟乙烯 制备

60 wt % dispersion in H2O

同義詞:

PTFE 分散体

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About This Item

線性公式:
(CF2CF2)n
CAS號碼:
9002-84-0
MDL號碼:
MFCD00084455
分類程式碼代碼:
12162002
PubChem物質ID:
24884767
NACRES:
NA.23

濃度

60 wt % dispersion in H2O

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相關類別

一般說明

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。

應用

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。

特點和優勢

  • 高耐化学性
  • 低摩擦系数
  • 柔韧性
  • 高热稳定性

象形圖

Corrosion
GHS05

訊號詞

Danger

危險聲明

H318

危險分類

Eye Dam. 1

儲存類別代碼

10 - Combustible liquids

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 ABEK (EN14387) respirator filter

分析證明 (COA)

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How to Start a Polytetrafluoroethylene (PTFE) Business (Beginners Guide) null
Aldo Cannata et al.
The Annals of thoracic surgery, 95(5), 1818-1826 (2013-04-10)
Postsurgical intrapericardial adhesions are still considered an unavoidable consequence of cardiothoracic operations. They increase the technical difficulty and the risk of reoperations. The pathogenesis of postsurgical adhesions is a multistep process, and the main key players are (1) loss of
Katherine R Kozak et al.
Lab on a chip, 13(7), 1342-1350 (2013-02-06)
Miniaturization of immunoassays has numerous potential advantages over traditional ELISAs. Here we present a novel approach using patterned planar plates (PPPs). These 'wall-less' plates consist of a 16 × 24 array of 2 mm diameter hydrophilic regions surrounded by a
W B Jawaid et al.
The British journal of surgery, 100(13), 1833-1837 (2013-11-15)
The anatomical defect in congenital diaphragmatic hernia (CDH) can usually be closed primarily but prosthetic patch repair may be required in newborns with a deficient diaphragm. High rates of patch failure and hernia recurrence (up to 50 per cent) have
Hocine Bensaadi et al.
The American surgeon, 80(1), 57-65 (2014-01-10)
Funding received from Cousin Biotech, Wervicq Sud, France, and CR Bard Inc., Cranston, RI. The aim of this prospective randomized study was to determine the long-term recurrence and complication rates after small abdominal wall hernia repair with two different bilayer
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