932647
n-Type BBL:PEI ink
butanol-based
Synonym(s):
Poly(benzimidazobenzophenanthroline) polyethylenimine butanol ink, n-ink-40-1-B
About This Item
description
Thermal stability (1h in N2): Up to 350 °C
Quality Level
composition
butanol (solvent)
work function
4.22 eV, UPS analysis
conductivity
((in plane): Up to 5 S/cm)
((out of plane): Up to 0.1 S/cm)
λmax
350 nm±5 nm
600 nm±5 nm
Application
It is compatible with large scale deposition methods, such as spray-coating and inkjet. The BBL:PEI ink can be further diluted for casting thin films in various thickness. BBL:PEI thin films were fabricated by spray-casting in air, followed by annealing at 140 °C for 2 h inside a nitrogen-filled glovebox or under vacuum to produce conducting films. The BBL:PEI ink, when processed, forms a high electron conducting n-type film that can be implemented as conducting layer in solar cells, thermoelectric generators, light-emitting diodes, or logic applications:
- OPV – Charge extracting layer in Organic Solar Cells
- SuperCapacitors – Negatrode in Organic Supercapacitors
- OECT – Active material in Organic Electrochemical Transistors
- OLED – Charge injecting layer in Organic Light Emitting Diodes
Preparation Note
- Always store the ink in dark and at ambient temperature.
- Shake the bottle vigorously to ensure an optimal dispersion of the ink prior to processing (by using ultrasonic bath for instance; 100 to 300 W for 30 min).
- The ink is primarily designed to be spray-casted, with an air-gun or similar spraying methods.
- The films are stable in air up to 2 days before its thermal activation.
- Always proceed with the thermal activation of ink under inert environments (vacuum, N2, Ar, etc.) or if properly encapsulated with an air-stable compound.
- Thermally activated films of our ink films are not affected by chloroform, chlorobenzene, 1,8-diiodooctane, dimethylformamide and dimethyl sulfoxide.
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
Target Organs
Central nervous system, Respiratory system
Storage Class Code
3 - Flammable liquids
WGK
WGK 2
Flash Point(F)
95.0 °F
Flash Point(C)
35 °C
Certificates of Analysis (COA)
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