Isomerization catalyst and preparation method thereof
A catalyst and isomerization technology, applied in the direction of isomerization hydrocarbon production, physical/chemical process catalyst, molecular sieve catalyst, etc., can solve the problems of poor stability, low isomerization reaction yield, low catalyst activity, etc. Performance improvement, high isomerization activity, effect of improving isomerization performance
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Embodiment 1
[0026] Example 1, an isomerization catalyst, in parts by weight, includes the following components, 5 parts of tin oxide, 3 parts of titanium oxide, 4 parts of iron oxide, 3 parts of manganese oxide, 10 parts of silicon dioxide, rare earth oxide 10 parts, 8 parts of alkaline earth oxide, 3 parts of titanium dioxide, 4 parts of tungsten trioxide, 4 parts of vanadium pentoxide, 4 parts of silicon fluoride, 2 parts of molecular sieve, 5 parts of silicon tetrachloride, 8 parts of titanium tetrachloride, 6 parts of binder.
[0027] The molecular sieve is a mixture of ZSM-5, beta zeolite molecular sieve and MFI molecular sieve with a mass ratio of 1:3:2.
[0028] The alkaline earth oxide elements are selected from lanthanum oxides.
[0029] The rare earth oxide is calcium oxide.
[0030] The binder is alumina.
[0031] A kind of preparation method of isomerization catalyst, comprises the following steps successively:
[0032] 1) Mix 5 parts of tin oxide, 3 parts of titanium oxid...
Embodiment 2
[0037] Example 2, an isomerization catalyst, in parts by weight, includes the following components, 10 parts of tin oxide, 5 parts of titanium oxide, 8 parts of iron oxide, 8 parts of manganese oxide, 15 parts of silicon dioxide, rare earth oxide 15 parts, 10 parts of alkaline earth oxide, 6 parts of titanium dioxide, 6 parts of tungsten trioxide, 8 parts of vanadium pentoxide, 6 parts of silicon fluoride, 3 parts of molecular sieve, 12 parts of silicon tetrachloride, 10 parts of titanium tetrachloride, 8 parts of binder.
[0038] The molecular sieve is a mixture of ZSM-5, beta zeolite molecular sieve and MFI molecular sieve with a mass ratio of 2:6:5.
[0039] The alkaline earth oxide element is selected from cerium oxide.
[0040] The rare earth oxide is magnesium oxide.
[0041] The binder is alumina.
[0042] 1) Mix 10 parts of tin oxide, 5 parts of titanium oxide, 8 parts of iron oxide, 8 parts of manganese oxide, 15 parts of silicon dioxide, 15 parts of rare earth oxi...
Embodiment 3
[0047] Embodiment 3, an isomerization catalyst, in parts by weight, includes the following components, 8 parts of tin oxide, 4 parts of titanium oxide, 6 parts of iron oxide, 6 parts of manganese oxide, 13 parts of silicon dioxide, rare earth oxide 13 parts, 9 parts of alkaline earth oxide, 5 parts of titanium dioxide, 5 parts of tungsten trioxide, 6 parts of vanadium pentoxide, 5 parts of silicon fluoride, 2.5 parts of molecular sieve, 8 parts of silicon tetrachloride, 9 parts of titanium tetrachloride, 7 parts of binder.
[0048] The molecular sieve is a mixture of ZSM-5, beta zeolite molecular sieve and MFI molecular sieve with a mass ratio of 1.5:5:4.
[0049] The alkaline earth oxide elements are selected from praseodymium oxides.
[0050] The rare earth oxide is barium oxide.
[0051] The binder is alumina.
[0052]1) Mix 8 parts of tin oxide, 4 parts of titanium oxide, 6 parts of iron oxide, 6 parts of manganese oxide, 13 parts of silicon dioxide, 13 parts of rare ea...
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Abstract
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