Merck
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文件

181315

Sigma-Aldrich

聚丙烯腈

average Mw 150,000 (Typical)

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别名:
乙烯基氰
线性分子式:
(C3H3N)n
CAS号:
25014-41-9
MDL编号:
MFCD00084395
PubChem化学物质编号:
24850927
NACRES:
NA.23

分子量

average Mw 150,000 (Typical)

质量水平

200

折射率

n20/D 1.514

转变温度

Tm 317 °C
Tg 85 °C

密度

1.184 g/mL at 25 °C (lit.)

SMILES字符串

C=CC#N

InChI

1S/C3H3N/c1-2-3-4/h2H,1H2

InChI key

NLHHRLWOUZZQLW-UHFFFAOYSA-N

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相关类别

一般描述

PAN分子具有强极性的腈基团。它在自然情况上是相对不溶的。与其他聚合物前体相比，基于PAN的碳纤维具有非常高的强度。当进行热处理时，它可产生高的碳产率而形成热稳定性、高度定向性以及类似石墨的分子结构。 从PAN基纤维生成碳纤维是三个过程的组合 - 即稳定化、碳化和石墨化。

应用

聚丙烯腈（PAN）可被用作聚合物碳前体用于形成碳纤维，具有中孔宏观孔的电纺活性碳材料，碳黑添加剂。这些都是持续用于氢储备，EMI屏蔽，电化学，分离过程。它还可能在基于PAN的单壁碳纳米管复合材料中找到应用。

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

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  4. What is Product 181315, Polyacrylonitrile, soluble in?

    Some common solvents that can be used are DMSO, N,N-dimethylformamide, ethylene carbonate, propylene carbonate, and nitromethane.

  5. What is the degradation temperature of Product 181315, Polyacrylonitrile?

    This product has excellent thermal stability below 150°C, but will degrade above this temperature.

  6. Will Product 181315, Polyacrylonitrile, contain acrylonitrile?

    The product may contain trace amounts of the monomer acrylonitrile.  We do not test for the levels of starting material still present in the final polymer.

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Fluorination effects of carbon black additives for electrical properties and EMI shielding efficiency by improved dispersion and adhesion.
Im JS, et al.
Carbon, 47(11), 2640-2647 (2009)
Ji Sun Im et al.
Journal of colloid and interface science, 318(1), 42-49 (2007-11-09)
Polyacrylonitrile (PAN)-based carbon nanofibers (CNFs) were prepared by using electrospinning method and heat treatment to get the media for hydrogen adsorption storage. Potassium hydroxide and zinc chloride activations were conducted to increase specific surface area and pore volume of CNFs.
A review of heat treatment on polyacrylonitrile fiber.
Rahaman MS, et al.
Polymer Degradation and Stability, 92(8), 1421-1432 (2007)
Polyacrylonitrile single-walled carbon nanotube composite fibers.
Sreekumar TV, et al.
Advanced Materials, 16(1), 58-61 (2004)
Superior prospect of chemically activated electrospun carbon fibers for hydrogen storage
Im JS, et al.
Mat. Res. Bul., 44(9), 1871-1878 (2009)
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