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描述
Expansion Ratio (X:1): 270 to 325
品質等級
形狀
flakes
粒徑
+50 mesh (>300μ, ≥75% minimum)
pH值
5-10
溶解度
water: insoluble
一般說明
可膨胀石墨是一种合成的石墨插层化合物,加热时会膨胀或剥落。这种材料是通过用各种嵌入试剂处理鳞片石墨制成的,这些试剂在石墨晶体中的石墨烯层间迁移,并保持为稳定种类。
如果暴露在快速升高的温度下,这些插层化合物会分解成气态产物,这导致石墨烯层间压力较高。这种压力产生的力足以使石墨基面沿“c”轴方向分离。结果是石墨的体积增加了 300 倍,体积密度降低,表面区域增加了约 10 倍。
如果暴露在快速升高的温度下,这些插层化合物会分解成气态产物,这导致石墨烯层间压力较高。这种压力产生的力足以使石墨基面沿“c”轴方向分离。结果是石墨的体积增加了 300 倍,体积密度降低,表面区域增加了约 10 倍。
應用
- 石墨烯前体。
- 碳的无机来源。
- 填充物。
- 热添加剂。
- 阻燃添加剂。
- 铸造粉末。
- 塑料添加剂。
- 橡胶添加剂。
- EMF 吸收体。
- 研磨和筛分。
- 批量装载、卸载。
- 垫圈和密封件的基础材料。
- 涂层。
訊號詞
Warning
危險聲明
危險分類
STOT RE 2 Inhalation
標靶器官
Lungs
儲存類別代碼
13 - Non Combustible Solids
水污染物質分類(WGK)
WGK 1
閃點(°F)
Not applicable
閃點(°C)
Not applicable
其他客户在看
Chemical communications (Cambridge, England), 51(15), 3162-3165 (2015-01-22)
Graphite sulphate is used as a precursor to graphene for the first time. The positively charged graphene layers react with water to yield a processable graphene derivative. The unprecedented low density of defects is determined to be 0.06% on average
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Electrochimica Acta, 79, 202-209 (2012)
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The increasing demand for wearable electronics has driven the development of supercapacitor electrode materials toward enhanced energy density, while being mechanically strong, flexible, as well as environmentally friendly and low-cost. Taking advantage of faradaic reaction of quinone groups in natural
ACS nano, 6(9), 7842-7849 (2012-08-14)
Graphite intercalation compounds (GICs) can be considered stacks of individual doped graphene layers. Here we demonstrate a reversible formation of sulfuric acid-based GICs using ammonium persulfate as the chemical oxidizing agent. No covalent chemical oxidation leading to the formation of
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