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427160

Sigma-Aldrich

Poly(vinylidene fluoride-co-hexafluoropropylene)

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

Synonym(s):
PVDF-HFP
Linear Formula:
(-CH2CF2-)x[-CF2CF(CF3)-]y
CAS Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

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, notched)

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.)

transition temp

brittleness temperature -62 °C (ASTM 2800)
Tm 140-145 °C (ASTM D 3418)

density

1.77 g/mL at 25 °C

SMILES string

FC(F)=C.FC(F)=C(F)C(F)(F)F

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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.

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

More Documents

Quotes and Ordering

Articles

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