CAJ | 학술논문

以氯化锌为活化剂，油茶果壳为原料，在减压条件下制备油茶果壳活性炭，探讨了体系压力、活化温度、活化时间、氯化锌质量分数等制备条件对油茶果壳活性炭吸附二苯并噻吩的影响，并通过低温N2吸－脱附表征了样品的比表面积及孔结构。结果表明，在活化剂ZnCl2质量分数为60％，体系压力为0．03 Mpa ，450℃活化1 h的条件下，油茶果壳活性炭脱硫率可达到68．94％；制备的活性炭比表面积为2023．15 m2/g ，总孔体积为2．34 cm3/g ，平均孔径为4．63 nm。减压条件下制备的活性炭具有良好的吸附脱硫性能。
이록화자위활화제，유다과각위원료，재감압조건하제비유다과각활성탄，탐토료체계압력、활화온도、활화시간、록화자질량분수등제비조건대유다과각활성탄흡부이분병새분적영향，병통과저온N2흡－탈부표정료양품적비표면적급공결구。결과표명，재활화제ZnCl2질량분수위60％，체계압력위0．03 Mpa ，450℃활화1 h적조건하，유다과각활성탄탈류솔가체도68．94％；제비적활성탄비표면적위2023．15 m2/g ，총공체적위2．34 cm3/g ，평균공경위4．63 nm。감압조건하제비적활성탄구유량호적흡부탈류성능。
Activated carbon is prepared from oil-tea shell promoted by zinc chloride under vacuum conditions .Detailed studies of system pressure ,activation temperature ,activation time and mass percent of zinc chloride on the adsorption behavior of oil -tea shell activated car-bon to DBT are carried out .The kinetic and thermodynamic features for the adsorption of DBT on oil -tea shell activated carbon are also in-vestigated .Results show that the desulfurization rate of oil -tea shell activated carbon can reach 68 .935% when zinc chloride mass percent is 60% ,pressure is 0 .03 Mpa and activation is under under 450℃ for 1 hour .The prepared activated carbon has a specific surface of 2023 .15 m2/g ,a total pore volume of 2 .34 cm3/g and an average pore size of 4 .63 nm .