TUGAS MATAKULIAH SIFAT DAN KINERJA BAHAN EFFECT OF NANOCRYSTALLINE ZEOLITE NA-Y ON META-XYLENE SEPARATION
TUGAS MATAKULIAH SIFAT DAN KINERJA BAHAN
EFFECT OF NANOCRYSTALLINE ZEOLITE NA-Y ON META-XYLENE SEPARATIONOleh:Meyga Evi Ferama SariJURNAL
PENDAHULUANMeta-xylene (MX)FraksinasiDestilasi ekstraktifAdsorben Zeolit YMikrokristal vs NanokristalMETODEMicrocrystalline Na-YNanocrystalline Na-YHidrotermalXRDSEMN2 AdsorpsiPemisahan meta-xylenePEMBAHASAN
XRD- faujasite-type cubic Y- zeolite belonging Fd-3 m space group (lattice parameter a = 24.681 ) with 32 Na2 Al2Si4O128H2O unit formula per unit cell
SEMMicrocrystalline 1 m Nanocrytalline 20 + 5 nm
BET dan Isoterm Adsorpsi
Isoterm Adsorpsi
Pemisahan MX dari campuran Xylene
Kesimpulannanocrystalline zeolite Na-Y was stronger than microcrystalline zeolite Na-Y in adsorption process.All isotherms of each isomer of xylene and toluene as a desorbent showed the typical Langmuir type of adsorption.It was observed that selectivity of meta-xylene was increased with decreasing the particle size of crystalline zeolite Y from micro to nano-scale. The selectivity factor of MX/PX, MX/OX and MX/EB was obtained to be 2.62, 2.83 and 5.93 using microcrystalline zeolite Na-Y and 2.90, 3.16 and 6.88 for nanocrystalline zeolite Na-Y, respectively.