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427160 Sigma-Aldrich

Poly(vinylidene fluoride-co-hexafluoropropylene)

average Mw ~400,000, average Mn ~130,000, pellets

Synonym: PVDF-HFP

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Properties

Related Categories Actuators, Bioelectronics, Ferroelectric Polymers, Flexible Organic Transistors, Fluorocarbons,
form   pellets
melt index   3.5-7.5 g/10 min (230°C/12.5kg)
mol wt   average Mn ~130,000
  average Mw ~400,000
impact strength   12-20 ft-lb/in. (Izod, ASTM D 256)
dielectric constant   9.4-10.6, 100 Hz (ASTM D 150)
hardness   65-70 (Shore D, ASTM D 2240)
refractive index   n20/D 1.41
viscosity   23,000-27,000 poise(230 °C) (100 sec-1; typical)(lit.)
mp   115-135 °C
transition temp   brittleness temperature -62 °C (ASTM 2800)
  Tm 140-145 °C (ASTM D 3418)
density   1.77 g/mL at 25 °C

Description

Application

Wire and cable coatings, flexible and corrosion-resistant tubing, and liners for pipes and tanks.

Packaging

100 g in poly bottle

Features and Benefits

Excellent thermal stability, chemical and abrasion resistance, impervious to UV degradation, self-extinguishing and retains properties on aging. Improved flexibility at subzero temperatures, stress crack resistance and elongation to break over poly(vinylidene fluoride).

Physical form

Crystalline, thermoplastic copolymer.

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis (COA)

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Protocols & Articles
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