Abstract: Disclosed is the vapor phase cyclodehydration of an aldehyde or ketone over a solid catalyst which comprises phosphoric acid on a solid inorganic oxide support to make indene or a substituted indene according to the equation: ##STR1##
Abstract: A composition comprising an intimate admixture of(a) 50 to 98 parts by weight of chlorinated poly(vinyl chloride) and(b) 50 to 2 parts by weight of an addition tetrapolymer containing the following monomers combined in the polymer structure in the following weight percentages:______________________________________ Weight Percent ______________________________________ Acrylonitrile 15-35 Methyl methacrylate 5-45 Indene 5-45 .alpha.-methylstyrene or 5-45 styrene or a mixture of both ______________________________________Where (a) plus (b) total 100 parts by weight, and the total parts by weight of combined indene plus .alpha.-methyl styrene plus styrene in the tetrapolymer (b) is 38-70 parts by weight.
Type:
Grant
Filed:
May 5, 1986
Date of Patent:
June 30, 1987
Assignee:
The Standard Oil Company
Inventors:
George S. Li, Muyen M. Wu, Elmer J. DeWitt
Abstract: Disclosed is combination of an acylase and esterase for selective enzymatic hydrolysis of only the L-isomer of an L and D mixture of .alpha.N-acyl-.alpha.-amino acid ester whose alpha carbon atom is chiral to yield a mixture containing L-.alpha.-amino acid and D-.alpha.-N-acyl-.alpha.-amino acid ester but essentially no D-.alpha.-amino acid.
Type:
Grant
Filed:
November 13, 1984
Date of Patent:
June 2, 1987
Assignee:
The Standard Oil Company
Inventors:
Wei-Jen Kung, James D. Burrington, Mark C. Cesa
Abstract: Separating phenylalanine from its admixture with phenylalanine ethyl ester by preferential permeation through a sulfonated polystyrene cation exchange resin membrane.
Abstract: Normally solid copolymers that are the result of addition polymerization of methyl methacrylate and indene, containing the monomers combined in the polymer structure in the following weight percentages:______________________________________ Weight Percent ______________________________________ Methyl methacrylate 46-95 Indene 54-5.
Type:
Grant
Filed:
May 5, 1986
Date of Patent:
January 20, 1987
Assignee:
The Standard Oil Company
Inventors:
George S. Li, Muyen M. Wu, Elmer J. De Witt
Abstract: The vapor phase oxidation of acetonitrile with molecular oxygen in the presence or absence of water vapor to produce glycolonitrile or glycolamide in the presence of a vanadium oxide based catalyst.
Type:
Grant
Filed:
August 22, 1984
Date of Patent:
January 6, 1987
Assignee:
The Standard Oil Company
Inventors:
Raymond G. Teller, James F. Brazdil, Linda C. Glaeser
Abstract: A process for conducting a combination of fixed and fluid-bed catalytic reactions is achieved by employing fixed-bed catalysts on supports within the fluid bed. The fluid-bed catalysts may move in both directions through the fixed bed, thereby giving advantages of both types of beds in one reactor.
Type:
Grant
Filed:
September 6, 1985
Date of Patent:
November 11, 1986
Assignee:
The Standard Oil Company
Inventors:
James L. Callahan, Arthur F. Miller, Wilfrid G. Shaw
Abstract: Disclosed is the dehydrocyclization of certain alkylaromatics to indene or a substituted indene by contacting certain alkylaromatics in admixture with H.sub.2 O with a sulfided metal oxide catalyst.
Type:
Grant
Filed:
November 25, 1985
Date of Patent:
September 23, 1986
Assignee:
The Standard Oil Company
Inventors:
S. Erik Pedersen, Wilfrid G. Shaw, Linda L. Pfingsten
Abstract: A new catalyst system for the conversion of short-chain aliphatic alcohols to hydrocarbons having the formula[ML.sub.q ].sub.b.sup.m+ [N].sub.d.sup.n+ [X.sup.p+ Y.sub.a Z.sub.(12-a) O.sub.40 ].sup.-(8-p)wherein:[ML] is an organometallic compound where M is at least one metal selected from Group IIIA, IVA, VA, IB, IIB, IVB, VB, VIA, Fe, Co, and Ni; and L is an organic ligand,N is a positively charged species including a positively charged organic ligand,X is at least one element selected from P, Si, As, Ti, Zr, B, Co, Cu or Sn,Y and Z are independently selected from W, Mo, or V,m+n=8-pq=1-6O<a.ltoreq.12O.ltoreq.d<3b=1 to 3.
Type:
Grant
Filed:
April 17, 1985
Date of Patent:
September 16, 1986
Assignee:
The Standard Oil Company
Inventors:
Janie K. Currie, Arthur J. Cooper, Frederick A. Pesa
Abstract: Disclosed is the reaction of propylene with acrylonitrile or acrylamide to make a cyano- or amidopentene and reacting that compound with NH.sub.3 and O.sub.2 to form mucononitrile or 5-cyano-2,4-pentadiene amide. Also disclosed is a process which comprises contacting a reactant of the formula H--(CH.sub.2).sub.a --(CH.dbd.CH)--(CH.sub.2).sub.b X with oxygen and ammonia to thereby form a product of the formula NC--CH.dbd.CH--CH.dbd.CH--X wherein X is --CN or --CONH.sub.2 and each of a and b are zero or an integer from 1 to 3 such that a+b=3.
Type:
Grant
Filed:
April 23, 1984
Date of Patent:
August 5, 1986
Assignee:
The Standard Oil Company
Inventors:
James D. Burrington, Robert K. Grasselli, Craig T. Kartisek
Abstract: Low viscosity, random tetrapolymers that are the result of addition polymerization of the monomers acrylonitrile, methyl methacrylate, .alpha.-methylstyrene and/or styrene, and indene, containing the monomers combined in the polymer structure in the following weight percentages:______________________________________ Weight Percent ______________________________________ Acrylonitrile 10-40 Methyl methacrylate 5-50 Indene 3-50 .alpha.-methylstyrene or 5-50 styrene or a mixture of both ______________________________________wherein said tetrapolymers have an inherent viscosity in the range from 0.08 to 0.4 deciliters per gram of polymer solution.
Type:
Grant
Filed:
October 21, 1985
Date of Patent:
July 29, 1986
Assignee:
The Standard Oil Company
Inventors:
Muyen M. Wu, Elmer J. De Witt, George S. Li
Abstract: Disclosed is the vapor phase, catalytic reaction of a mixture of 3-methylpyridine and 3-methylpiperidine with ammonia and molecular oxygen to make 3-cyanopyridine.
Type:
Grant
Filed:
October 24, 1985
Date of Patent:
July 29, 1986
Assignee:
The Standard Oil Company
Inventors:
Robert DiCosimo, James D. Burrington, Dev D. Suresh
Abstract: A composition comprising an intimate admixture of(a) 50 to 98 parts by weight of a vinyl chloride polymer having an inherent viscosity of at least 0.4 and(b) 50 to 2 parts by weight of a random addition tetrapolymer containing the following monomers combined in the polymer structure in the following weight percentages:______________________________________ Weight Percent ______________________________________ Acrylonitrile 15-35 Methyl methacrylate 5-45 Indene 5-45 .alpha.-methylstyrene or 5-45 styrene or a mixture of both ______________________________________where (a) plus (b) total 100 parts by weight, and the total parts by weight of combined indene plus .alpha.-methyl styrene plus styrene in the tetrapolymer (b) is 38-70 parts by weight.
Type:
Grant
Filed:
October 21, 1985
Date of Patent:
June 24, 1986
Assignee:
The Standard Oil Company
Inventors:
Muyen M. Wu, Elmer J. DeWitt, George S. Li
Abstract: Certain benzylic and allylic compounds are catalytically oxidatively dehydrodimerized wherein the molecular oxygen oxidant is separated from the substrate by a gas impervious catalyst membrane that conducts oxide ions from the surface of the catalyst membrane wall to the opposite surface thereof which is in contact with the substrate.
Type:
Grant
Filed:
July 23, 1985
Date of Patent:
February 18, 1986
Assignee:
The Standard Oil Company
Inventors:
Robert DiCosimo, James D. Burrington, Robert K. Grasselli
Abstract: Disclosed is the vapor phase cyclodehydration of an aldehyde or ketone over a solid Lewis acid as catalyst to make indene or a substituted indene according to the equation: ##STR1##
Type:
Grant
Filed:
June 17, 1985
Date of Patent:
February 4, 1986
Assignee:
The Standard Oil Company
Inventors:
Marco Pagnotta, Mark C. Cesa, James D. Burrington
Abstract: Disclosed is the vapor phase catalytic dehydrogenation of indanes to indenes over a Co--Mo oxide on alumina catalyst and in the presence of sulfur.
Abstract: Vanadium phosphorus mixed oxide containing catalysts are prepared by sequentially forming an alpha-VOPO.sub.4 catalyst precursor in aqueous media, and thereafter partially reducing a portion of the vanadium to a valence state of +4 in an organic liquid reducing media, in the absence of corrosive reducing agents. The catalysts exhibit excellent activity for the production of maleic anhydride from 4 carbon atom hydrocarbons such as n-butane.
Abstract: A vapor phase catalytic process for making acrylic acid from acrolein by oxidation thereof with molecular oxygen, optionally in the presence of steam. A new catalyst comprising a complex oxide catalyst of Mo, V and Zr.
Abstract: This application discloses an improvement in the preparation of a ruthenium complex supported on an organic polymer, wherein the complex is added to the support over an extended period of time rather than all at once.
Type:
Grant
Filed:
November 21, 1984
Date of Patent:
December 24, 1985
Assignee:
The Standard Oil Company
Inventors:
James D. Burrington, Robert K. Grasselli, Fred Pesa, Elizabeth A. Maher
Abstract: Iron-bismuth-molybdate catalysts further containing specific promoter elements have been found to exhibit excellent redox stability even under high stress conditions in the catalytic oxidation of olefins to unsaturated aldehydes and acids.
Type:
Grant
Filed:
April 19, 1982
Date of Patent:
December 3, 1985
Assignee:
The Standard Oil Company
Inventors:
Andrew T. Guttmann, Robert K. Grasselli