通过常规的活化处理,成功制备出酚醛树脂基球形活性炭(PHSAC),研究了活化温度和活化时间对酚醛树脂基球形活性炭的烧失率、强度、孔结构特征的影响.结果表明,随着活化温度的升高和活化时间的延长,酚醛树脂基球形活性炭的烧失率、比表面积和孔容增大,强度下降.这种球形活性炭是以微孔为主的活性炭,其比表面积可达800m2/g,孔容可达0.352cm3/g.
参考文献
| [1] | MAHAJAN O M P .CO2 surface area of coals:the 25-year paradox[J].CARBON,1991,29(06):735-742. |
| [2] | Cameron D S;Cooper S J;Dodgson I L et al.Corbon as supports for precious metal catalysts[J].Catalysis Today,1990,7(02):113-137. |
| [3] | Mcenaney B;Pickup I M;Bodsworth L .Strength and pore structure of models for carbon catalyst supports[J].Catalysis Today,1990,7(02):299-308. |
| [4] | Morawski A W;Kalucki K;Nakashima M et al.Modiied carbonzation of polyacrylonitrile by incorporation of FeCl2 and Fe(NO3)3-pore structure[J].CARBON,1994,32(08):1457-1461. |
| [5] | Inagaki M;Meng L J;Inuki T et al.Carbonizaton and Graphitization of polymide film"NOVAX"[J].CARBON,1991,29(08):1239-1243. |
| [6] | Inagaki M;Nadashima M .Irreversible adsorption of carbon dioxide gas on an cativated carbon[J].Carbon,1992,30(07):1135-1136. |
| [7] | 杨骏兵,凌立成,刘朗.酚醛树脂基球形活性炭制备的初步研究[C].第17届炭--石墨材料学术会论文集,1998:258～260. |
| [8] | 刘朗;杨骏兵;凌立成 等.一种酚醛树脂基球形活性炭的制备方法[P].CN:115717.3,1998. |
| [9] | 要立中;杨骏兵;凌立成 等.一种球形活性炭的单粒压碎强度测定仪[P].CN:245157.3,1998. |
| [10] | 王曾辉;高晋生.碳素材料[M].上海:华东化工学院出版社,1991:223. |
| [11] | Rodriguez-reinoso F.Controlled gasification of carbon and proe structure development[A].The VetheHands:Kluwer Academic Publishers,1991:533. |
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