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427209

Sigma-Aldrich

Poly(ethylene-co-tetrafluoroethylene)

melt index 11 g/10 min (279°C/49 newton), pellets

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About This Item

Linear Formula:
(CH2CH2)x(CF2CF2)y
CAS Number:
25038-71-5
MDL number:
MFCD00212549
UNSPSC Code:
12162002
PubChem Substance ID:
24866745
NACRES:
NA.23

description

coefficient of friction 0.53 Dynamic, p=110 lbs,
velocity=0.08-0.35 cm/sec

form

pellets

melt index

11 g/10 min (279°C/49 newton)

hardness

50-58 (Rockwell R, ASTM D 785)

refractive index

n20/D 1.3

transition temp

brittleness temperature -125 °C (ASTM D 746)
Tm 250-270 °C (ASTM D 3418)

density

1.73 g/mL at 25 °C (lit.)

SMILES string

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

InChI

1S/C2F4.C2H4/c3-1(4)2(5)6;1-2/h;1-2H2

InChI key

QHSJIZLJUFMIFP-UHFFFAOYSA-N

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Application

Injection molding and extrusion for wire coatings, tubes, films and monofilaments.

Features and Benefits

Mechanical properties are superior to perfluorinated polymers like PTFE and PFA. Excellent performance over a wide temperature range and good electrical insulating properties over a wide temperature and frequency range.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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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T Paulos et al.
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Pioneers in the field of small diameter graft development sought to promote graft endothelialization and, thereby, increase patency by transplanting a varying degree of autologous endothelial cells onto vascular grafts prior to implantation. This process has become known as endothelial
M L Raimondi et al.
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The release behavior of typical commercial tissue expanders has been examined by carrying out two kinds of experiments: 1) Determination of chemical nature and its modification after in vivo use by X-ray photoelectron spectroscopy for chemical analysis. This study has
H Kaplan et al.
The Biochemical journal, 217(1), 135-143 (1984-01-01)
A modification to the competitive labelling procedure of Duggleby and Kaplan [(1975) Biochemistry 14, 5168-5175] was used to study the reactivity of the N-termini, lysine, histidine and tyrosine groups of insulin over the concentration range 1 X 10(-3)-1 X 10(-7)M.
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