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Merck

241903

Sigma-Aldrich

氮化铝

powder, 10 μm, ≥98%

别名:

Azanylidynealumane(氮化铝)

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About This Item

线性分子式:
AlN
CAS号:
分子量:
40.99
EC 号:
MDL编号:
UNSPSC代码:
12352300
PubChem化学物质编号:
NACRES:
NA.23
价格与库存信息目前不能提供

方案

≥98%

表单

powder

粒径

10 μm

mp

>2200 °C (lit.)

密度

3.26 g/mL at 25 °C (lit.)

SMILES字符串

N#[Al]

InChI

1S/Al.N

InChI key

PIGFYZPCRLYGLF-UHFFFAOYSA-N

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一般描述

氮化铝(AlN)是一种具有六方纤锌矿晶体结构的非氧化物半导体材料。它具有 6.12 eV 的宽直接带隙。[1]AIN 具有很高的导热系数(300 W/(m. K))和电阻率,是制造导热脂和电缆绝缘的合适添加剂。[2]由于无毒,且热、电、机械和化学性能优越,它也用于微电子、电致发光器件和传感器。[3]

应用

氮化铝可用作:
  • 陶瓷材料,用于制备建筑热管理系统中的纳米胶囊相变材料。[4]
  • 可与石墨烯薄片一起制备超复合材料的基体,以提高导热性能。[5]
  • 发泡剂,可利用玻璃废料制备泡沫玻璃。[6]
也用于与钼一起制备陶瓷基复合材料,以产生高能 X 射线。[7]

象形图

Health hazardEnvironment

警示用语:

Danger

危险声明

危险分类

Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 1 Inhalation

靶器官

Lungs

储存分类代码

4.3 - Hazardous materials which set free flammable gases upon contact with water

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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其他客户在看

Slide 1 of 4

1 of 4

Band structure and fundamental optical transitions in wurtzite AlN
Li, Jing, et al.
Applied Physics Letters, 83(25), 5163-5165 (2003)
Novel hybrid composite phase change materials with high thermal performance based on aluminium nitride and nanocapsules
Lu Wang, et al.
Energy, 238, 121775-121775 (2022)
Interaction potential for aluminum nitride: A molecular dynamics study of mechanical and thermal properties of crystalline and amorphous aluminum nitride
Vashishta, et al.
Journal of Applied Physics, 109(3), 033514-033514 (2011)
Glass foams for environmental applications
R. Lebullenger, et al.
Journal of Non-Crystalline Solids, 356(44), 2562-2568 (2010)
Experimental investigation on thermal conductivity and viscosity of aluminum nitride nanofluid
Wei Yu,et al.
Particuology, 9(2), 187-191 (2011)

商品

Conducting polymers such as polyaniline, polythiophene and polyfluorenes are now much in the spotlight for their applications in organic electronics and optoelectronics.

Questions

1–3 of 3 Questions  
  1. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Helpful?

  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

      Helpful?

  3. I would like to ask about the shape of ALN powder.

    1 answer
    1. The bulk of this material is hexagonal by x-ray deffraction. This is qualitative data only and not a product specification.

      Helpful?

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