Hydroformylation reaction catalyst composition and application thereof
A catalyst and composition technology, applied in the direction of carbon monoxide reaction preparation, physical/chemical process catalyst, organic compound/hydride/coordination complex catalyst, etc., can solve the problem of reducing the normal/isomerism of propylene hydroformylation reaction products Proportion, lack and other problems, to achieve the effect of strong π electron receiving ability, low steric hindrance, and improving the yield of butyraldehyde products
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Embodiment 1
[0044] Replace the catalyst preparation tank with nitrogen until the oxygen content is lower than 0.1%, and add 575.37 g of mixed butyraldehyde (normal isotropic ratio 2:1), 0.63 g of rhodium parka, and 18 g of auxiliary agent A1 cyclohexyl diphenylphosphine to the preparation tank , Auxiliary B p-chlorobenzohydrazide 6g, heated to 50°C, stirred for 120min.
[0045] Analysis and testing rhodium content 220ppm, auxiliary agent A1 cyclohexyl diphenylphosphine 3wt%, auxiliary agent B p-chlorobenzohydrazide 1wt%.
[0046] Utilize propylene hydroformylation reaction to evaluate the catalytic system of the present invention:
[0047]The reaction was carried out in a tank reactor with a stirring paddle (the volume of the stirred tank was 1 L, and the stirring rate was 200 r / min), and 600 g of the prepared catalyst composition was added to the reactor in advance. Propylene and synthesis gas (the molar ratio of hydrogen to carbon monoxide is 1.05:1) are fed continuously from the botto...
Embodiment 2
[0049] Replace the catalyst preparation tank with nitrogen until the oxygen content is lower than 0.1%, and add 557.20 g of mixed butyraldehyde (normal to isotropic ratio 5:1), 0.80 g of rhodium parka, and 24 g of auxiliary agent A2 dicyclohexylphenylphosphine into the preparation tank , Auxiliary B p-chlorobenzohydrazide 18g, heated to 50°C, stirred for 120min.
[0050] Test rhodium content 280ppm, auxiliary agent A2 dicyclohexylphenylphosphine 4wt%, auxiliary agent B p-chlorobenzohydrazide 3wt%.
[0051] Utilize propylene hydroformylation reaction to evaluate the catalytic system of the present invention:
[0052] The reaction was carried out in a tank reactor with a stirring paddle (the volume of the stirred tank was 1 L, and the stirring rate was 200 r / min), and 600 g of the prepared catalyst composition was added to the reactor in advance. Propylene and synthesis gas (the molar ratio of hydrogen to carbon monoxide is 1.05:1) are fed continuously from the bottom of the re...
Embodiment 3
[0054] Replace the catalyst preparation tank with nitrogen until the oxygen content is lower than 0.1%, and add 5557.61 g of mixed butyraldehyde (normal isotropic ratio 7:1), 0.39 g of rhodium dicarbonyl acetylacetonate, and auxiliary agent A1 cyclohexyldiphenyl Base phosphine 30g, auxiliary agent B p-chlorobenzohydrazide 12g, heated to 50°C, and stirred for 120min.
[0055] Analysis and testing rhodium content 250ppm, auxiliary agent A1 cyclohexyl diphenylphosphine 5wt%, auxiliary agent B p-chlorobenzohydrazide 2wt%.
[0056] Utilize propylene hydroformylation reaction to evaluate the catalytic system of the present invention:
[0057] The reaction was carried out in a tank reactor with a stirring paddle (the volume of the stirred tank was 1 L, and the stirring rate was 200 r / min), and 600 g of the prepared catalyst composition was added to the reactor in advance. Propylene and synthesis gas (the molar ratio of hydrogen to carbon monoxide is 1.05:1) are fed continuously from...
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