Kynar Ultraflex® B

Category: PVDF , Polyvinylidene Fluoride
Manufacturer: Arkema
Trademark: Kynar Ultraflex®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: DWiykn_Kynar-Ultraflex-B.pdf
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KYNAR ULTRAFLEX® B is a semi-crystalline copolymer of vinylidene fluoride and hexafluoropropylene. This copolymer is a highly flexible material that can be melt- processed using typical melt processing equipment or can be easily put in solution for solution coating process. It can be supplied in as pellets for melt processing or as crumb to facilitate solubilization.

Some important properties of KYNAR ULTRAFLEX® B are:
High flexibility
Toughness
Weatherability
Solution properties - list of solvents is available upon request.
General Information
Features
  • Good Flexibility
  • Good Toughness
  • Good Weather Resistance
  • Semi Crystalline
Forms
  • Crumb
  • Pellets
Processing Method
  • Solution Coating
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.80 to 1.83g/cm³ASTM D792
HardnessNominal ValueUnitTest Method
Durometer Hardness ASTM D2240
    Shore A, 22°C 90 to 94
    Shore D, 22°C 39 to 43
MechanicalNominal ValueUnitTest Method
Tensile Strength ASTM D638
    Yield 5.65 to 6.34MPa
    Break 22.1 to 26.2MPa
Tensile Elongation ASTM D638
    Yield 25 to 35%
    Break 500 to 1000%
Flexural Modulus 68.9 to 138MPaASTM D790
ThermalNominal ValueUnitTest Method
Peak Melting Temperature 198 to 233°CASTM D3418
FlammabilityNominal ValueUnitTest Method
Oxygen Index > 40%ASTM D2863
Fill AnalysisNominal ValueUnitTest Method
Melt Viscosity (232°C, 100 sec^-1)1200 to 2000Pa·sASTM D3835
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