Y Zeolite a ni

1. NaY molecular sieve atanga ion exchange leh dealumination hmanga siam danglam;. 2. Ultra-stability, acid regulation, leh shape-selective catalysis ziarang nei;. 3. A tlangpuiin petroleum FCC atan,

1. Dealuminated Ammonium Y-type molecular sieve, silica-to-alumina ratio chu a tlangpuiin 120 a ni a;. 2. Hydrothermal stability sang tak, acidity mild leh selectivity sang tak a nei a, silica sang

1. Dealuminated Ammonium Y-type molecular sieve, silica-to-alumina ratio sang tak chu a tlangpuiin 60 a ni;. 2. Acidity hniam tak nei, hydrothermal stability chak zawk, diffusion efficiency tha zawk

1. Dealuminated Ammonium Y-type molecular sieve, silica-to-alumina ratio chu a tlangpuiin 30 a ni a;. 2. Acidity chak tak a nei a, activity sang tak a nei a, heavy oil conversion rate sang tak a nei

1. Y-type molecular sieve basic form, Y zeolites dang angin siam danglam theih a ni a;. 2. Channel inang leh inthlak danglam theih ion ziarang nei;. 3. A tlangpuiin petroleum FCC, VOC treatment, leh

1. Rare earth elements te chu NaY molecular sieve ah ion exchange hmangin load rawh;. 2. Activity leh acidity sang zawk, cracking conversion rate tihchangtlun;. 3. A tlangpuiin petroleum FCC tan,

1. NaY molecular sieve atanga ammonia ion exchange leh dealumination hmanga siam danglam;. 2. Acid property-ah hian B leh L acidic center te hi an tel a, catalytic reaction-ah hian activity sang tak