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CYTOP CTX-809SP2

CYTOP CTX-809SP2 is an amorphous fluoropolymer that exhibits low refractive index, low coefficient of optical dispersion and good lamination properties. The thermoplastic characteristics of CYTOP CTX-809SP2, coupled with its transparency, solubility, insulation properties, resistance to chemicals, and oils/water repellency, make it a popular choice for coating electronic materials.

Brand: CYTOP (19 products)

Chemical Family: Fluoropolymers

Glass Transition Temperature (Tg): 108.0 - 108.0 °C

Features: Chemical Resistance, Excellent Electrical Insulation, Good Surface Protection, Improves Adhesion, Oil Resistance, Thermal Resistance, Water Resistance

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Chemical Family
Fluoropolymers
CASE Ingredients Functions
Binder & Resin
Technologies
CASE Ingredients
Product Families
CASE Ingredients — Resins & Binders
Other Resins & Binders

Features & Benefits

CASE Ingredients Features
Chemical Resistance,
Excellent Electrical Insulation,
Good Surface Protection,
Improves Adhesion,
Oil Resistance,
Thermal Resistance,
Water Resistance
Features
  • Transparency
  • Mold release
  • Electric insulation
  • Water and oil repellency
  • Chemical resistance
  • Moisture-proof
  • Low refractive index
  • Low coefficient of optical dispersion
  • Good lamination properties
Characteristics
  • High Transmittance: DUV 200 nm – NIR 2.0 µm > 95%
  • Low Refractive Index, Minimal Color Observation: nD: 1.34, Abbe #: 90
  • Electrical Properties: Dielectric constant: 2.1, volume resistivity > 1017 Ω·m
  • Thin Film Coating: Soluble in perfluoro solvent: film thickness beyond 0.1 µm

Applications & Uses

Markets
Electrical & Electronics,
Paints & Coatings
Applications
Electrical & Electronics — Packaging & Assembly
Electronics Coatings
Paints & Coatings — Specialty Coatings
Electronics Coatings
Application Method
Spin Coat
Applications
  • Inter-level dielectric layer for semiconductors
  • Pelicles
  • Non-autofluorescence hydrophobic coating of microfluidics
  • Hydrophobic coating of Electrowetting devices
  • Antifouling coatings for photomasks
  • Optical film
  • Anti-reflective coatings
  • Graded-index optical fibers

Properties

Physical Properties
ValueUnitsTest Method / Conditions
Contact Angle of Water110degree-
Critical Surface Tension19dyne/cm-
Density2.03g/cm³-
Durometer HardnessHDD78--
Glass Transition Temperature108°C-
Linear Expansion Coefficient7.4 x 10⁻⁵cm/cm/°C-
Melting Pointnot observed°C-
Water Absorptivitymax. 0.01%-
Optical Properties
ValueUnitsTest Method / Conditions
Abbe Number90--
Refractive Index1.34--
Transmittance95%-
Chemical Resistance
Chemicals Weight Change (%) Appearance Remarks
Acids
12N HCl
99% H2SO4
50% HF		 0.0 No change 60 °C*1 week
60 °C*1 week
R.T.*1 week
Alkalis
10% NaOH
44% NaOH		 0.0 No change 60 °C*1 week
Organic Solvents
Hexane
Benzene
Acetone
Methylethylketone
Trichloro Ethylene
Carbon Tetrachloride		 0.0 No change R.T.*1 week

 

Technical Details & Test Data

Contents
Gas Permeation Comparison of Oxygen
Gas Permeability (cm3 cm/cm2s Pa) Product Oxygen Permeation (cm3 cm/cm2s Pa)
He 8.9*10-12 CYTOP 4.2*10-13
O2 4.2*10-13 PTFE 3.2*10-13
N2 1.0*10-13 PE 2.2*10-13
    Saran 4.0*10-16

 

Moisture Permeation  
Product Permeability (cm3 cm/cm2s Pa)
CYTOP 1.1*10-12
PI 4.3*10-11
Silicon Rubber 3.2*10-9
HDPE 9.0*10-13
Saran 7.0*10-13

 

Fluoropolymer Category
  Fluoropolymer Perfluoropolymer
Crystalline ETFE
PVDF
PVF
ECTFE		 PTFE
PFA
FEP
Amorphous Resins LUMIFLON CYTOP
  Rubber AFLAS
Viton
Fluorel		 Kalrez