Chevron U.s.a. Inc.

Chevron Oronite Company LLC

Uop Lcc

Bong-Kyu Chang

Huping Luo

Hye-Kyung Cho Timken

Krishniah Parimi

Moinuddin Ahmed

Hye Kyung Cho Timken

Donald Henry Mohr

Michael John Girgis

Curtis Bay Campbell

Andrew Michael Thomas

Clifford Michael Lowe

Mark Anthony Fernandez

Madeleine Sessions

Kenneth John Peinado

Stephen Joseph Miller

Saleh Ali Elomari

Sven Ivar Hommeltoft

Cong-Yan Chen

Hye Kyung Timken

Douglas A Nafis

Elizabeth Carter

Robert Fletcher Cleverdon

Toni Zhang Miao

Michelle K Young

Christine Marie Phillips

Eddy Lee

Sara Ouzts Lindsay

A process for producing high octane alkylate is provided. The process involves reacting isobutane and ethylene using an ionic liquid catalyst. Reaction conditions can be chosen to assist in attaining, or to optimize, desirable alkylate yields and/or properties.

Ionic liquid alkylation of isobutane with ethylene to produce alkylate

An alkylation process is described. The process involves alkylation of isobutane and ethylene in a loop reactor using an ionic liquid catalyst as a continuous phase. The alkylate typically has a research octane number of at least about 93, and the olefin conversion is typically at least about 95%.

Integrated reactor for ionic liquid alkylation using bio-ethylene feedstock

A process for producing high octane bio-based alkylate is provided. The process involves reacting isobutane and bio-ethylene using an ionic liquid catalyst. Reaction conditions can be chosen to assist in attaining, or to optimize, desirable alkylate yields and/or properties.

Ionic liquid alkylation of isobutane with bio-ethylene to produce alkylate

A method is provided for predicting conjunct polymer concentration in spent ionic liquid during a continuous hydrocarbon conversion process.

Method for on-line prediction of conjunct polymer concentration in a hydrocarbon conversion process

Processes for regenerating ionic liquid catalyst by contacting the ionic liquid catalyst with hydrogen gas in a regeneration reactor. The amount of hydrogen is less than 550 SCF/BBL (97.96 m/m) of spent ionic liquid catalyst, or less than 500 SCF/BBL (89.05 m/m) of spent ionic liquid catalyst, or between 550 and 45 SCF/BBL (97.96 and 8.015 m/m) of spent ionic liquid catalyst, or between 500 and 50 SCF/BBL (89.05 and 8.905 m/m) of spent ionic liquid catalyst. Alkylation processes are also disclosed.

Ionic liquid catalyst regeneration with reduced hydrogen amounts

Provided herein are processes for ethylene oligomerization in the presence of an ionic liquid catalyst and a co-catalyst to produce a hydrocarbon product comprising C-Coligomers.

Ethylene oligomerization process for making hydrocarbon liquids

An integrated process unit for making one or more alkylate products is provided. The integrated process unit includes (a) a dehydrogenation reactor; (b) a single alkylation reactor; (c) a separator, following the alkylation reactor, that separates effluent from the alkylation reactor into a catalyst phase and a hydrocarbon phase; (d) a distillation unit, following the separator, that receives the hydrocarbon phase and separates it into alkylate products, an unreacted paraffin phase, and an isoparaffin phase; (e) a first recycle line that feeds unreacted paraffin phase to the dehydrogenation reactor; and (f) a second recycle line that feeds isoparaffin phase to the alkylation reactor.

Natural gas liquid upgrading by ionic liquid catalyzed alkylation

We provide a process, comprising: a. dehydrogenating natural gas liquid to produce a mixture comprising olefins and unconverted paraffins; b. without further purification or modification other than mixing with an isoparaffin, sending the mixture to a single alkylation reactor; c. alkylating the olefins with the isoparaffin, using an ionic liquid catalyst, to produce one or more alkylate products; and d. distilling the one or more alkylate products and collecting a bottoms distillation fraction that is a middle distillate blending component having a sulfur level of 50 wppm or less and a Bromine number less than 1.

Processes are provided for making an alkylate gasoline blending component, comprising:

Processes to make alkylate gasoline by sulfur-contaminated ionic liquid catalyzed alkylation

A process, comprising: providing an olefin feed comprising pentenes, butenes, and isopentane; and alkylating the olefin feed with isobutane using an acidic ionic liquid catalyst; wherein less than 5 mol % of C5 olefins in the olefin feed are converted to isopentane, and the alkylate gasoline has defined final boiling points and high RONs. A process comprising: alkylating an olefin feed comprising pentenes and isopentane, with isobutane using an acidic ionic liquid catalyst; wherein less than 5 mol % of C5 olefins in the olefin feed are converted to isopentane; and wherein an n-pentane product yield is low. An alkylate gasoline, comprising less than 0.1 wt % olefins and aromatics, less than 1.8 wt % C12+hydrocarbons, and greater than 60 wt % combined C8 and C9 hydrocarbons, wherein the trimethylpentane in the C8 hydrocarbons and the trimethylhexane in the C9 hydrocarbons are defined.

Alkylation of refinery pentenes with isobutane

Systems and apparatus for ionic liquid catalyzed hydrocarbon conversion, such as alkylation, using vaporization to remove reaction heat from an ionic liquid reactor and to provide mixing therein, wherein hydrocarbon vapors are withdrawn from the ionic liquid reactor and the withdrawn hydrocarbon vapor is recovered by a hydrocarbon vapor recovery unit in fluid communication with the ionic liquid reactor for recycling condensed hydrocarbons to the ionic liquid reactor. Processes for ionic liquid catalyzed alkylation are also disclosed.

Pneumatically agitated ionic liquid alkylation using vaporization to remove reaction heat

We provide alkylation process units, one comprising:

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Novato, CA, United States of America

Bong-Kyu Chang