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US 2010/0144514 A1Published application
Process for Making Catalyst for Olefin Upgrading
OwnerChristopher P. Nicholas, Laszlo T Nemeth +1inventors
InventorsChristopher P. Nicholas, Laszlo T Nemeth, Deng-Yang Jan
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Abstract
A catalyst, and the process for producing the catalyst, for use in the oligomerization of olefins is presented. The catalyst comprises a zeolite that is treated with a phosphorous containing reagent to generate a treated catalyst having phosphorous content between 0.5 and 15 wt %, and having a micropore volume of less than 50% of the untreated catalyst.
Claims15
A process for the production of a catalyst for the oligomerization of olefins, comprising:
- forming a molecular sieve into molecular sieve pellets wherein the molecular sieve is from a structure type selected from the group consisting of MFI, MEL, ITH, IMF, TUN, FER, BEA, FAU, BPH, MEI, MSE, MWW, UZM-8, MOR, OFF, MTW, TON, MTT, AFO, ATO, AEL, and mixtures thereof;
- treating the molecular sieve-containing pellets with a phosphorous reagent treatment, thereby generating a zeolite having a phosphorus component between 0.5 and 15 wt %, thereby generating a treated catalyst having a micropore volume less than 30% of the pore volume, and a crystallinity greater than 50% of the untreated catalyst;
- extruding the treated catalyst to form catalyst pellets;
- and
- calcining the treated catalyst at a temperature greater than 300° C.
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Dependencies are inferred from the claim text.