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793663

Sigma-Aldrich

Graphene ink

greener alternative

for inkjet printing, with ethyl cellulose in cyclohexanone and terpineol, inkjet printable

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Synonym(s):
inkjetting ink, conductive ink
NACRES:
NA.23

Quality Level

form

liquid

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

concentration

2.4 wt. % (solid (graphene and ethyl cellulose) in cyclohexanone/terpineol)

resistivity

0.003-0.008 Ω-cm (thermally annealed 250°C for 30 minutes, film thickness >100 nm)

particle size

≤3 μm

surface tension

30 dyn/cm

viscosity

8-15 mPa.s(30 °C)

bp

213-218 °C (Terpineol)

density

0.9375 g/mL at 25 °C

greener alternative category

SMILES string

OC(C1=C2C(C3=C(C4=C(C5=C(C6=C(C7=C(C8=C(C9=C(C%10=C(C%11=C(C%12=C(C%13=C(C%14=C(C%15=CC=C%16O)C%16=C%17)C%17=C%18)C%18=C%19C(O)=O)C%19=C%20)C%20=C%21O)C%21=C%22)C%22=C%23)C%23=C%24O)C%24=C%25)C%25=C%26C(O)=O)C%26=C%27)C%27=C2)=C%28C%29=C(C%30=C%31C%28=C%3

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General description

Inkjet printable graphene dispersion is a promising candidate for organic and printed electronics in a variety of applications such as sensors, conductors, supercapacitors etc. Graphene-based functional devices and films can be designed by the inkjet printing process, by a controlled expulsion of the fluid from the nozzle.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product belongs to Enabling category of greener alternatives thus aligns with "Design for energy efficency". Graphene inks are highly conductive, low cost and super flexible. Click here for more information.

Application

Formulated for Inkjet printing.
Curing Condition: 250-350°C, 20-30min

This ink was tested on polyimide and silicon dioxide substrates.

Legal Information

Sold under Material Transfer Agreement with Mark Hersam group at Northwestern University. 

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 2

Flash Point(F)

143.6 °F

Flash Point(C)

62 °C

Regulatory Information

危险化学品

Certificates of Analysis (COA)

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Rapid and Versatile Photonic Annealing of Graphene Inks for Flexible Printed Electronics
Ethan B. Secor , Bok Y. Ahn , Theodore Z. Gao , Jennifer A. Lewis , and Mark C. Hersam
Advanced Materials, 27, 6683-6688 (2015)
Inkjet Printing of High Conductivity, Flexible Graphene Patterns.
Ethan B. Secor, Pradyumna L. Prabhumirashi, Kanan Puntambekar, et al.
The Journal of Physical Chemistry Letters, 4(8), 1347-1351 (2013)
High-Performance Solid-State Supercapacitors and Microsupercapacitors Derived from Printable Graphene Inks
Lei Li, Ethan B. Secor, Kan-Sheng Chen, Jian Zhu, Xiaolong Liu, Theodore Z. Gao
Advanced Energy Materials, 6, N/A-N/A (2016)
Efficient inkjet printing of graphene.
Li J
Advanced Materials, 25(29), 3985-3992 (2013)

Articles

The emerging field of printed electronics requires a suite of functional materials for applications including flexible and large-area displays, radio frequency identification tags, portable energy harvesting and storage, biomedical and environmental sensor arrays,5,6 and logic circuits.

Graphene is a unique two-dimensional (2D) structure of monolayer carbon atoms packed into a dense honeycomb crystal that has attracted great interest due to its diverse and fascinating properties.

Graphene is a one-atomic-layer thick two-dimensional material made of carbon atoms arranged in a honeycomb structure. Its fascinating electrical, optical, and mechanical properties ignited enormous interdisciplinary interest from the physics, chemistry, and materials science fields.

Since its discovery little more than a decade ago,1 the two-dimensional (2D) allotrope of carbon—graphene—has been the subject of intense multidisciplinary research efforts.

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Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

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