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796115

Sigma-Aldrich

Graphene ink

greener alternative

for gravure printing, with ethyl cellulose in terpineol, gravure printable

Synonym(s):

conductive ink

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About This Item

UNSPSC Code:
12352103
NACRES:
NA.23

form

liquid

greener alternative product characteristics

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

sustainability

Greener Alternative Product

resistivity

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

particle size

≤3 μm

surface tension

30-35 dyn/cm

viscosity

0.75-3.00 Pa.s (shear viscosity at 100 s-1, 25 °C)

bp

213-218 °C (Terpineol)

density

0.9-1.1 g/mL at 25 °C

greener alternative category

Enabling,

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

Gravure printable graphene dispersion has shown promising uses in printed and flexible electronics owning to its high speed and high resolution of deposition.
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". 3D printable inks help to design and print more complex designs with minimum waste and it is environmentally friendly. Click here for more information.

Application

Formulated for Gravure printing.
Curing Condition: 250-350 °C, 20-30 min
This product can be used in material extrusion 3D printing technique.

Legal Information

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

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Storage Class Code

10 - Combustible liquids

WGK

WGK 2

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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)
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)
Ethan B Secor et al.
Advanced materials (Deerfield Beach, Fla.), 26(26), 4533-4538 (2014-05-02)
Gravure printing of graphene is demonstrated for the rapid production of conductive patterns on flexible substrates. Development of suitable inks and printing parameters enables the fabrication of patterns with a resolution down to 30 μm. A mild annealing step yields
High?resolution patterning of graphene by screen printing with a silicon stencil for highly flexible printed electronics.
Hyun W J, et al.
Advanced Materials, 27(1), 109-115 (2015)

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