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182478

Sigma-Aldrich

Poly(tetrafluoroethylene)

powder, >40 μm particle size

Synonym(s):

Fluorinated polymer, Fluoropolymer, PTFE

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About This Item

Linear Formula:
(CF2CF2)n
CAS Number:
9002-84-0
MDL number:
MFCD00084455
UNSPSC Code:
12162002
PubChem Substance ID:
24851000
NACRES:
NA.23

form

powder

particle size

>40 μm

transition temp

Tg 130 °C
Tm 327 °C

density

2 g/mL at 25 °C

SMILES string

F\C(F)=C(\F)F

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General description

Poly(tetrafluoroethylene) (PTFE) is a stable fluoropolymer used in the field of coatings, thermal ceilings, supercapacitors, lubricators, bearings, and clinical applications.

Application

Poly(tetrafluoroethylene) can be used as a precursorto fabricate supercapacitors.

Features and Benefits

  • Chemically and biologically inert
  • Recyclable
  • Able to resist enzymatic and microbiological attack
  • Extremely low coefficient of friction
  • Insulating and dielectric properties

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Ming Yang et al.
The Journal of thoracic and cardiovascular surgery, 150(1), 152-157 (2015-03-15)
Robotically assisted cardiac surgery is an alternative to conventional, open-chest surgery. Although studies have been done on the clinical effect, morbidity, and mortality of robotically assisted atrial myxoma excision, few have addressed surgical outcomes, such as pain, quality of life
Jianli Zou et al.
Nature communications, 5, 5254-5254 (2014-10-17)
Despite recent progress in preparing numerous types of nanosheets, it remains a difficult challenge to assemble the tiny building blocks into functional macroscale architectures suitable for practical applications. Here we introduce a diffusion driven layer-by-layer assembly process and demonstrate its
Tobias Fink et al.
Anesthesiology, 122(1), 117-126 (2014-08-30)
Multicapillary column ion-mobility spectrometry (MCC-IMS) may identify volatile components in exhaled gas. The authors therefore used MCC-IMS to evaluate exhaled gas in a rat model of sepsis, inflammation, and hemorrhagic shock. Male Sprague-Dawley rats were anesthetized and ventilated via tracheostomy
Marcel Ander et al.
PLoS biology, 13(8), e1002213-e1002213 (2015-08-14)
Repair of DNA breaks by single-strand annealing (SSA) is a major mechanism for the maintenance of genomic integrity. SSA is promoted by proteins (single-strand-annealing proteins [SSAPs]), such as eukaryotic RAD52 and λ phage Redβ. These proteins use a short single-stranded
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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