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Sigma-Aldrich

Hexagonal boron nitride ink

greener alternative

for inkjet printing

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Synonym(s):
Hexagonal boron nitride dispersion, with ethyl cellulose in cyclohexanone and terpineol, hBN dispersion, hBN inkjet printable ink
Empirical Formula (Hill Notation):
BN
CAS Number:
10043-11-5
Molecular Weight:
24.82
MDL number:
MFCD00011317
UNSPSC Code:
12352302
NACRES:
NA.23

Quality Level

100

form

dispersion

composition

Solid content, 4.4-6.4%

greener alternative product characteristics

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

sustainability

Greener Alternative Product

color

white

particle size

≤0.3 μm

surface tension

30-35 dyn/cm

viscosity

6-15 cP (shear viscosity at 1000 s-1, 25 °C)

bp

213-218 °C (Terpineol)

density

0.9-1.1 g/mL at 25 °C

greener alternative category

Enabling,

InChI

1S/BN/c1-2

InChI key

PZNSFCLAULLKQX-UHFFFAOYSA-N

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General description

Curing condition: 250-350 °C, 20-30 min.
Hexagonal boron nitride ink (hBN) is an insulating material with properties like high thermal conductivity, excellent dimensional stability, and good mechanical robustness. hBN inks can be used in the fabrication of flexible memory devices.
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". Boron nitride materials have interesting properties like large energy band gap, good resistance to oxidation, excellent thermal stability, thermal conductivity, chemical inertness, significance mechanical property and widespred applications. Click here for more information.

Application

This ink was tested on polyimide and silicon dioxide substrates.

Legal Information

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

Signal Word

Danger

Hazard Classifications

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

Target Organs

Respiratory system

WGK

WGK 3

Flash Point(F)

115.7 °F

Flash Point(C)

46.5 °C

Regulatory Information

危险化学品

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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Screen-printable electronic ink of ultrathin boron nitride nanosheets
Joseph AM, et al.
ACS Omega, 1(6), 1220-1228 (2016)
2D nanocomposite of hexagonal boron nitride nanoflakes and molybdenum disulfide quantum dots applied as the functional layer of all-printed flexible memory device
Rehman MM, et al.
Materials Research Bulletin, 105(6), 28-35 (2018)
Large scale growth and characterization of atomic hexagonal boron nitride layers
Song L, et al.
Nano Letters, 10(8), 3209-3215 (2010)

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