石墨晶体具有由碳元素组成的六角网平面层状结构。层平面上的碳原子以强有力的共价键结合，而层与层间以范德华力结合，结合非常弱，而且层间距离较大。因此，在适当的条件下，酸、碱金属、盐类等多种化学物质可插入石墨层间，并与碳原子结合形成新的化学相——石墨层间化合物(Graphite Intercalation on Compounds，简称 GIC)。这种层间化合物在加热到适当温度时，可瞬间迅速分解，产生大量气体，使石墨沿轴方向膨胀成蠕虫状的新物质，即膨胀石墨。这种未膨胀的石墨层间化合物就是可膨胀石墨。
《塑料工业》杂志 关键词：可膨胀石墨；云母；防火性能；热稳定性 [gap=917]Keywords: Expansible Graphite; Mica; Fire Resistance; Thermal Stability
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RTV silicone rubber was prepared with α,ω-dihydroxy polydimethylsiloxane as basic gel,nano calcium carbonate as filler and expandable graphite as flame retardant.
以α,ω-二羟基聚二甲基硅氧烷为基胶、纳米碳酸钙为填料、可膨胀石墨为阻燃剂,制得室温硫化硅橡胶。
参考来源 - 可膨胀石墨对室温硫化硅橡胶性能的影响In the second, a mixture of expandable graphite, phenolformaldehyde resin powder, and ZrOC2O4modified fibrous cellulose in a sealed container was submitted to thermal shock at 900℃ followed by heat treatment at 1200℃ in nitrogen to obtain the modified composites.
技法2:将可膨胀石墨、酚醛树脂粉和ZrOC2O4—改性的纤维素纤维混合物封装于一容器中,使之经受900℃热激震,随后在氮氛中1200℃热处理,获得改性复合材料。
参考来源 - ZrO·2,447,543篇论文数据，部分数据来源于NoteExpress
结果表明，在可膨胀石墨的催化下，酯化条件明显缓和，但酯化产率较低，不到40%。
The results showed that the reaction condition became milder over expansible graphite, but the esterification efficiency was lower than 40%.
实验证明涂料的防火性能与树脂基体、阻燃体系、可膨胀石墨、颜填料的用量密切相关。
The experiments indicate that the fire-endurance effect was consanguineously correlative with dosages of the matrix resins, flame-retardant system, expandable graphite and pigment-fillers.
运用JB/T 6623-93中测定硫的方法，测定可膨胀石墨中的硫并取得满意结果。
Sulphur in expandable graphitede is determined using the way of determining Sulphur in JB/T 6623-93.
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