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255475

Sigma-Aldrich

Boron nitride

powder, ~1 μm, 98%

Sinónimos:

Boron mononitride, Hexagonal boron nitride, White graphite

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About This Item

Fórmula lineal:
BN
Número de CAS:
10043-11-5
Peso molecular:
24.82
EC Number:
233-136-6
MDL number:
MFCD00011317
UNSPSC Code:
12352300
PubChem Substance ID:
24855457
NACRES:
NA.23

assay

98%

form

powder

particle size

~1 μm

density

2.29 g/mL at 25 °C (lit.)

SMILES string

B#N

InChI

1S/BN/c1-2

InChI key

PZNSFCLAULLKQX-UHFFFAOYSA-N

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General description

Hexagonal boron nitride (hBN) has a layered structure similar to graphite and can be exfoliated as singlelayered BN sheets. hBN has applications in catalysts, optoelectronics and semiconductor devices. Boron nitride posseses high thermal conductivity of approximately 400W/mK at 300K.

Application

Hexagonal boron nitride powder has been used:
  • In the fabrication and luminescence study of monolayered boron nitride quantum dots.
  • Rare earth boron complexes.
  • Boron nitride filled polybenzoxazine system as a thermally conducting molding components for electronic packaging applications.
  • Boron containing ceramic products.
  • As a starting material to form BN nanotubes.
  • To load silicone rubber and its consecutive effect on its thermal, mechanical and morphological properties was studied.

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Properties of thermally conductive micro and nano size boron nitride reinforced silicon rubber composites
Kemaloglu S, et al.
Thermochimica Acta, 499, 40-47 (2010)
A very high thermal conductivity obtained by boron nitride filled polybenzoxazine
Ishida H and Rimdusit S
Thermochimica Acta, 320, 177-186 (1998)
Ivan M Kislyakov et al.
Optics express, 27(8), 11029-11036 (2019-05-06)
The design of transparent optical materials with stimulated Brillouin scattering (SBS) suppression is a topic of current interest. We measured two-photon absorption (2PA) cross-section σ2PA and Brillouin gain factor gB of a suspension of hexagonal boron nitride (hBN) in N-methyl-2-pyrrolidone
G J Slotman et al.
Journal of physics. Condensed matter : an Institute of Physics journal, 25(4), 045009-045009 (2012-12-20)
We study by molecular dynamics the structural properties of single layer hexagonal boron nitride (h-BN) in comparison to graphene. We show that the Tersoff bond order potential developed for BN by Albe et al (1997 Radiat. Eff. Defects Solids 141
Liangxu Lin et al.
Small (Weinheim an der Bergstrasse, Germany), 10(1), 60-65 (2013-07-11)
Monolayered boron nitride (BN) quantum dots (QDs; lateral size ≈10 nm) are fabricated using a novel method. Unlike monolayered BN sheets, these BN QDs exhibit blue-green luminescence due to defects formed during preparation. This optical behavior adds significant functionality to
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