With Unsaturated Hydrocarbon In Feed Patents (Class 585/608)
-
Patent number: 9527785Abstract: A process is disclosed that includes reacting a C1 source with n-butene to form a C-5 diolefin.Type: GrantFiled: March 11, 2014Date of Patent: December 27, 2016Assignee: FINA TECHNOLOGY, INC.Inventors: Kenneth Paul Blackmon, Sivadinarayana Chinta, Jun Wang
-
Patent number: 9206145Abstract: Disclosed is a method for preparing liquid fuel and chemical intermediates from biomass-derived oxygenated hydrocarbons. The method includes the steps of reacting in a single reactor an aqueous solution of a biomass-derived, water-soluble oxygenated hydrocarbon reactant, in the presence of a catalyst comprising a metal selected from the group consisting of Cr, Mn, Fe, Co, Ni, Cu, Mo, Tc, Ru, Rh, Pd, Ag, W, Re, Os, Ir, Pt, and Au, at a temperature, and a pressure, and for a time sufficient to yield a self-separating, three-phase product stream comprising a vapor phase, an organic phase containing linear and/or cyclic mono-oxygenated hydrocarbons, and an aqueous phase.Type: GrantFiled: November 4, 2011Date of Patent: December 8, 2015Assignee: Wisconsin Alumni Research FoundationInventors: James A. Dumesic, Dante A. Simonetti, Edward L. Kunkes
-
Patent number: 8933285Abstract: Methods are provided for producing a jet fuel composition from a feedstock comprising a natural oil. The methods comprise reacting the feedstock with a low-weight olefin in the presence of a metathesis catalyst under conditions sufficient to form a metathesized product. The methods further comprise hydrogenating the metathesized product under conditions sufficient to form a jet fuel composition.Type: GrantFiled: November 25, 2009Date of Patent: January 13, 2015Assignee: Elevance Renewable Sciences, Inc.Inventors: Melvin L. Luetkens, Jr., Steven A. Cohen, Chander Balakrishnan
-
Publication number: 20140288343Abstract: A process is disclosed that includes reacting a C1 source with n-butene to form a C-5 diolefin.Type: ApplicationFiled: March 11, 2014Publication date: September 25, 2014Applicant: FINA TECHNOLOGY, INC.Inventors: Kenneth Paul Blackmon, Sivadinarayana Chinta, Jun Wang
-
Patent number: 7442844Abstract: A process for producing isoprene is provided, which includes continuously or intermittently supplying isobutylene and/or t-butanol, formaldehyde and water into an acidic aqueous solution, and reacting the reaction mixture while distilling away a mixture containing produced isoprene, water, unreacted starting materials and other low boiling point components from this reaction mixture to the outside of the reaction system, wherein the reaction is carried out while controlling the concentration of high boiling point byproducts, which is produced and accumulated in the reaction mixture, to fall within the range of 0.5-40 mass %.Type: GrantFiled: March 24, 2004Date of Patent: October 28, 2008Assignee: Kuraray Co., Ltd.Inventors: Osamu Yamada, Manabu Kusano, Nobuo Takayanagi, Hideki Arimoto
-
Patent number: 6667423Abstract: For the production of a diene a process in three stages comprises a stage a) for decomposition of at least one tertiary alkyl ether in a mixture that contains at least one tertiary olefin, at least one alcohol and at least one residual ether, in the presence of a catalyst that comprises at least one mineral solid that is grafted by at least one organic group such as alkyl sulfonic acid, sulfonic aryl and/or sulfonic alkylaryl, a stage b) for purification of the olefin that is obtained in stage a), and a stage c) for oxidizing dehydrogenation of the tertiary olefin that is obtained in stage b) in the presence of a catalyst under conditions for obtaining a diene.Type: GrantFiled: September 9, 1999Date of Patent: December 23, 2003Assignee: Institut Francais du PetroleInventors: Claire Dumonteil, Alain Forestiere, Marie-Claire Marion
-
Publication number: 20030114725Abstract: For the production of a diene a process in three stages comprisesType: ApplicationFiled: September 9, 1999Publication date: June 19, 2003Inventors: CLAIRE DUMONTEIL, ALAIN FORESTIERE, MARIE-CLAIRE MARION
-
Patent number: 5629464Abstract: The invention relates to a method for producing an unsaturated organic compound from an organic-containing feed. The method includes providing a reactor containing a liquid bath which includes a Bronsted acid that can protonate an organic component of the organic-containing feed. The feed is directed into the liquid bath at a rate which causes the Bronsted acid to protonate the organic component. Conditions are established and maintained in the reactor which cause the protonated organic component to fragment and form a carbenium ion and an unsaturated organic compound, whereby the unsaturated organic compound is discharged from the liquid bath.Type: GrantFiled: December 23, 1993Date of Patent: May 13, 1997Assignee: Molten Metal Technology, Inc.Inventors: Robert D. Bach, Christopher J. Nagel
-
Patent number: 4952742Abstract: Polyunsaturated hydrocarbons of the formula ##STR1## are prepared from unsaturated alcohols of the formula ##STR2## in the presence of zeolite catalysts, in particular zeolites of the pentasil type.Type: GrantFiled: May 10, 1989Date of Patent: August 28, 1990Assignee: BASF AktiengsellschaftInventors: Michael Hesse, Rainer Becker
-
Patent number: 4943670Abstract: A process for the preparation of a compound of general formula ##STR1## in which R.sup.1 represents a hydrogen atom or a methyl group, one of R.sup.2 and R.sup.3 represents a hydrogen atom and the other of R.sup.2 and R.sup.3 is the same as R.sup.1, which comprises reacting a compound of the general formulaR.sup.1 CH.dbd.C.dbd.CH.sub.2 (II)with a salt of formic acid in the presence of a catalyst system comprising a palladium salt and a phosphorus compound of general formulaP(OX).sub.n (X).sub.3-n (III)in which n is 0,1,2 or 3 and each X independently represents an alkyl, alkenyl, aryl, aralkyl, alkaryl or cycloalkyl group, and recovering the desired compound of formula (I).Type: GrantFiled: November 22, 1989Date of Patent: July 24, 1990Assignee: Shell Oil CompanyInventors: Brian L. Goodall, Willem Terlouw, Jacob C. van der Sar
-
Patent number: 4684758Abstract: 2,5-Dimethyl-2,4-hexadiene which is an intermediate for preparing agricultural chemicals, insecticides or medicines, is prepared by bringing isobutylene and/or tert.-butyl alcohol into contact with isobutyl aldehyde in a gaseous phase at a temperature of 150.degree.-350.degree. C. in the presence of a niobic acid catalyst.Type: GrantFiled: July 31, 1986Date of Patent: August 4, 1987Assignee: Sumitomo Chemical Company, Ltd.Inventors: Yasuhiko Higashio, Kazuteru Takahashi
-
Patent number: 4593145Abstract: A process for producing isoprene in good yield is provided. The process is characterized in that an alkyl tertiary butyl ether and a formaldehyde source are fed, together with water, into a acidic aqueous solution continuously or intermittently while maintaining the reaction pressure in an adequate range and at the same time distilling off the product isoprene, unreacted starting materials, isobutene and tertiary butanol, together with water, from the reaction zone.Type: GrantFiled: March 4, 1985Date of Patent: June 3, 1986Assignee: Kuraray Company LimitedInventors: Yoichi Ninagawa, Osamu Yamada, Tsumoru Renge, Sunao Kyo, Takayoshi Osaki, Koichi Kushida
-
Patent number: 4536604Abstract: A method for preparing 1,6-octadiene by reacting 1,3-butadiene with formic acid in the presence of a platinum(II) catalyst and a polymeric tertiary amine catalyst is described. The combination of a platinum(II) catalyst such as platinum acetylacetonate with a polymeric tertiary amine promoter such as AMBERLYST.RTM. A21 macroreticular ion-exchange resin gives a high selectivity to 1,6-octadiene as opposed to the 1,7-octadiene form. A reaction temperature between 50.degree. and 150.degree. C. is preferred, and carbon dioxide and a solvent may also be employed.Type: GrantFiled: March 15, 1984Date of Patent: August 20, 1985Assignee: Texaco Inc.Inventors: Jiang-Jen Lin, David C. Alexander
-
Patent number: 4533505Abstract: Compounds of the formulaeZ--CH.dbd.CH--Z.sub.1 (Ia) or CH.sub.2 .dbd.CH--Z.sub.2 --CH.dbd.CH.sub.2 (Ib),in which Z represents unsubstituted or substituted phenyl or naphthyl, Z.sub.1 represents hydrogen or has the same meaning as Z and Z.sub.2 represents unsubstituted or substituted phenylene, naphthylene or p-biphenylene or an unsubstituted or substituted stilbene radical, can be obtained in a simple and economical manner in accordance with a novel process by reacting ethylene, under a pressure of 0.1 to 20 bar, in the presence of a base and with the addition of specific palladium catalysts, such as palladium acetate, with appropriate acid halides. The compounds of the formulae Ia and Ib are valuable intermediates, in particular for the preparation of fluorescent brighteners or scintillators.Type: GrantFiled: March 19, 1982Date of Patent: August 6, 1985Assignee: Ciba-Geigy CorporationInventor: Alwyn Spencer
-
Patent number: 4532083Abstract: Certain multiply promoted Sn/Sb oxides are superior catalysts for the ammoxidation of olefins to the corresponding unsaturated nitriles, the selective oxidation of olefins to unsaturated aldehydes and acids, and the oxydehydrogenation of olefins to diolefins.Type: GrantFiled: October 29, 1982Date of Patent: July 30, 1985Assignee: The Standard Oil CompanyInventors: Dev D. Suresh, Robert K. Grasselli, James F. Brazdil, Frances I. Ratka
-
Patent number: 4511751Abstract: A process for producing isoprene in good yield is provided. The process is characterized in that isobutene and/or tertiary butanol and a formaldehyde source are fed, together with water, into an acidic aqueous solution continuously or intermittently while maintaining the reaction pressure in an adequate range and at the same time distilling off the product isoprene and unreacted starting materials, together with water, from the reaction zone.Type: GrantFiled: October 11, 1983Date of Patent: April 16, 1985Assignee: Kuraray Company, Ltd.Inventors: Yoichi Ninagawa, Osamu Yamada, Tsumoru Renge, Sunao Kyo, Takayoshi Osaki, Koichi Kushida
-
Patent number: 4233230Abstract: A process for preparing esters and halides is disclosed comprising the step of reacting a cyclic olefin having the formula I ##STR1## wherein R.sub.1 and R.sub.4 are the same or different from each other and each represents hydrogen, methyl, or ethyl;R.sub.2 and R.sub.3 are the same or different from each other and each represents hydrogen or alkyl containing 1 to 5 carbon atoms; andn represents a whole number from 2 to 12, with an acyclic olefin having the formula II ##STR2## wherein R.sub.5 represents hydrogen, methyl, ethyl or the group ##STR3## wherein R.sub.12 and R.sub.13 are the same or different from each other and each represents hydrogen or alkyl containing 1 to 5 carbon atoms;Y represents halogen; an acyloxy group R.sub.14 --CO--O wherein R.sub.14 represents alkyl containing 1-12 carbon atoms, phenyl or phenyl alkyl containing 7-12 carbon atoms, or an oxycarbonyl group R.sub.15 --O--CO wherein R.sub.Type: GrantFiled: May 4, 1978Date of Patent: November 11, 1980Assignee: Rhone-Poulenc IndustriesInventor: Jean Otton
-
Patent number: RE32484Abstract: A vapor phase catalytic oxydehydrogenation process for the conversion of a steam of mixed isomeric isoamylenes, methyl butanols or mixtures thereof to isoprene with relatively short contact times at a reactor temperature in the range of 500.degree. F. to 1100.degree. F. at from 0.5 to about 10 atmospheres pressure. The catalysts comprise an alkali metal as an essential catalytic ingredient.Type: GrantFiled: September 2, 1983Date of Patent: August 25, 1987Assignee: The Standard Oil CompanyInventors: Robert K. Grasselli, Harley F. Hardman