Matches 1 - 50 out of 96 1 2 >
Match Document Document Title
7053161 Method for producing organic peroxides and their use in the radical polymerization of monomers  
A process for producing organic peroxide initiators useful in the polymerization of ethylenically unsaturated monomers. The process for making the organic peroxides includes forming an aqueous...
6774249 Uses of improved polymer-supported photosensitizers in the generation of singlet oxygen  
Improved polymer-immobilized photosensitizer are disclosed as well as methods of preparing and using them. The polymer-immobilized photosensitizers comprise a cross-linked polymer backbone, a...
6703528 Process for producing carbonyl or hydroxy compound  
There are disclosed are a method for producing at least one compound selected from a carbonyl compound and a hydroxy adduct compound by an oxidative cleavage or addition reaction of an olefinic...
6700024 Process for preparing organic hydroperoxides  
A process for preparing organic hydroperoxides, which process comprises: (a) oxidation of an organic compound to obtain reaction product containing organic hydroperoxide, (b) contacting at least...
6620974 Method and system for manufacturing cumene hydroperoxide  
A method for manufacturing cumene hydroperoxide comprises reacting cumene and oxygen in the presence of a water phase comprising aqueous ammonia, and in the absence of an additive comprising an...
6476276 Process for preparation of hydroperoxides  
A process for preparing hydroperoxides which comprises oxidizing hydrocarbon by a gas containing oxygen in the presence of a specific compound and converting them selectively to corresponding...
6372927 Process for preparing alkylene oxide adducts  
The process for preparing an alkylene oxide adduct, including the steps of feeding an organic compound having active hydrogen and an alkylene oxide to a reaction column packed with a solid...
6369278 Process for preparing extract containing at least one hydroperoxide  
There are provided: (I) a process for preparing an extract containing at least one hydroperoxide, which comprises the steps of: (1) oxidizing an aromatic hydrocarbon substituted with an alkyl...
6291718 Process for preparing hydroperoxides  
A process for preparing hydroperoxides which comprises oxidizing hydrocarbon by a gas containing oxygen in the presence of a specific compound and converting them selectively to corresponding...
6150562 Selective thermal oxidation of hydrocarbons in zeolites by oxygen  
A process for selective thermal oxidation of hydrocarbons adsorbed onto zeolite matrices. A highly selective thermal oxidation of unsubstituted or alkyl substituted alkanes, alkenes, aromatics and...
6077977 Method for preparing hydroperoxides by oxygenation  
Aryldialkylmethanes such as cumene are converted to the corresponding hydroperoxides by reaction with oxygen in the presence of a promoter which may be an alkali metal borate such as borax, an...
6023001 Peroxide production  
Peroxides are prepared from organic compounds and oxygen in a reaction vessel by introducing organic compound and oxygen to the reaction vessel and by simultaneously withdrawing a first liquid...
6011183 Process for preparing organic hydroperoxides  
The invention relates to a process for preparing organic hydroperoxides by oxidation of a hydrocarbon feed with molecular oxygen at supercritical conditions, which process is carried out in the...
5908962 Cumene oxidation process  
Greater efficiency in a water-alkaline emulsion cumene oxidation process using a cascade of reactors is obtained by splitting the reactor cascade into 2 stages with the first stage utilizing NH 4 ...
5856586 Process for producing 2,5-dimethyl-2,5-dihydroperoxyhexane  
Disclosed is a process for the preparation of 2,5-dimethyl-2,5-dihydroperoxyhexene by reaction of 2,5-dimethyl-1,5-hexadiene with hydrogen peroxide in an acidic medium. According to this process,...
5539131 Olefin epoxidation process  
In the Oxirane process for epoxide production, at least part of the alcohol formed during isobutane or isopentane peroxidation is replaced by an inert solvent such as decane.
5475147 Production of tertiary butyl hydroperoxide  
Isobutane containing a significant amount of isobutylene is treated at conditions effective to oligomerize a predominance of the isobutylene, isobutane substantially free of isobutylene is...
5453548 Purification of ditertiary butyl peroxide  
A process for the separation of ditertiary butyl peroxide form tertiary butanol is provided which includes the step of dehydrating the tertiary butanol to isobutylene and water.
5436375 Reaction of isobutane with oxygen  
Tertiary butyl hydroperoxide and tertiary butyl alcohol are prepared from isobutane and oxygen in a vertical reactor by sparging a mixture of isobutane with oxygen to the bottom of the reactor, by...
5399777 Isobutane oxidation  
In the non-catalytic liquid phase oxidation of isobutane, it has been found that the reaction is initiated with 0.05 wt % to 0.08 wt % tertiary butyl hydroperoxide.
5395980 Isobutane oxidation process  
In the non-catalytic liquid phase oxidation of isobutane, it has been found that the reaction is initiated with 0.05 wt % to 0.08 wt % ditertiary butyl peroxide.
5334771 Peroxidation of secondary carbon in alkanes and cycloalkanes  
A secondary carbon atom in an alkane, including alkyl groups attached to aromatic rings, or cycloalkane is peroxidized by molecular oxygen to the corresponding hydroperoxide in the absence of a...
5243084 Oxidation of isobutane to tertiary butyl hydroperoxide  
The present invention relates to a process for the oxidation of isobutane in the liquid phase to produce TBA and TBHP wherein at least a portion of the oxidation product mixture is obtained as...
5243083 Thermosyphonic reaction of oxygen with isobutane and reactor  
A method and apparatus for continuously conducting an exothermic chemical reaction between a reactant feedstock such as isobutane and a chemical reactant such as oxygen wherein a circulating stream...
5220075 Initiated peroxidation of secondary carbon in alkanes and cycloalkanes  
A secondary carbon atom in an alkane, including alkyl groups attached to aromatic rings, or cycloalkane is oxidized by molecular oxygen to the corresponding hydroperoxide in the absence of a...
5154912 O.sup.17 isotopic peroxides  
The peroxides which include the O 17 isotope, especially the hydrogen peroxides and peroxides and hydroperoxides prepared therefrom, are well adapted as nonradioactive labeled compounds for use in...
5151530 Treatment of tertiary butyl hydroperoxide distillation fraction to remove acidic contaminants  
The distillation product fraction obtained from an isobutane oxidation reaction product after the removal of unreacted isobutane will contain tertiary butyl hydroperoxide, tertiary butyl alcohol...
5149885 Oxidation of isobutane to tertiary butyl hydroperoxide  
The present invention relates to the oxidation of isobutane to TBHP wherein the oxidation exothermic heat of reaction is removed by circulating a portion of the liquid reaction mixture through an...
5104493 Tertiary butyl hydroperoxide concentration  
The invention relates to a process for concentrating TBHP while avoiding flammability and explosion hazards by distilling a mixture of TBHP and TBA under reduced pressure of up to 300 mm Hg and...
5095143 Method for increasing the efficiency of liquid phase oxidation reactions  
A method to oxidize an oxidizable component in a liquid phase with an oxygen-containing gas is disclosed. The method comprises mixing the liquid phase and gas phase in a reactor with a rotating...
5093506 Removal of acidic contaminants from tertiary butyl hydroperoxide  
The distillation product fraction obtained from an isobutane oxidation reaction product after the removal of unreacted isobutane will contain tertiary butyl hydroperoxide, tertiary butyl alcohol...
5030739 Process for the catalytic oxidation of isoprenoids having allylic groups  
The invention is directed to a process for the catalytic oxidation of an isoprenoid containing at least one allylic hydrogen atom, which process comprises reacting the isoprenoid with oxygen or an...
4962040 2-hydrazono-4,6-dinitrobenzthiazolones useful to form dyestuffs and as color formers for detecting peroxide  
2-Hydrazono-4,6-dinitrobenzthiazolones of the formula ##STR1## in which X 1 represents hydrogen, C 1 -C 4 -alkyl, C 1 -C 4 -hydroxyalkyl, C 1 -C 4 -sulphoalkyl or C 1 -C 4 -sulphatoalkyl,...
4922036 Tertiary butyl hydroperoxide decomposition  
Tertiary butyl alcohol is prepared by the catalytic decomposition of tertiary butyl hydroperoxide, preferably in solution in tertiary butyl alcohol, in the presence of a borate-promoted metal...
4922034 Catalyzed conversion of tertiary butyl hydroperoxide to tertiary butyl alcohol  
Tertiary butyl alcohol is prepared by the catalytic decomposition of tertiary butyl hydroperoxide, preferably in solution in tertiary butyl alcohol, in the presence of a metal porphine catalyst,...
4803305 Isobutane oxidation in the presence of a soluble iron complex as catalyst  
The oxidation of isobutane in the presence of a novel, soluble catalyst of the formula Fe 3 O(Pivalate) 6 (MeOH) 3 Cl is disclosed. Tertiary-Butyl alcohol, tertiary-butyl hydroperoxide, and...
4801755 Isobutane oxidation in the presence of a soluble propylene glycol/vanadium catalyst  
The oxidation of isobutane in the presence of a novel, soluble propylene glycol/vanadium catalyst is disclosed. Tertiary-butyl alcohol, tertiary-butyl hydroperoxide, and acetone are produced. A...
4659829 Metal peroxide complexes, their manufacture and use for oxidizing hydrocarbons to alcohols and/or ketones  
The invention concerns peroxide complexes of metals complying with the general formula LnMXpY, wherein M is a metal selected from groups VIII, IB and VIIB, particularly cobalt, X is an anionic...
4602118 Liquid phase oxidation of organic compounds to their hydroperoxides  
This invention deals with a process for the production of hydroperoxides from their corresponding hydrocarbons via the use of certain ketones, particularly aryl ketones, generally having strong...
4508923 Oxidation of hydrocarbons  
There is disclosed an improved process for oxidizing a hydrocarbon to produce a reaction mixture containing the corresponding organic hydroperoxide of said hydrocarbon and decomposing said...
4464304 Vinyl Cyclopropyl compounds as precursors to fatty acid oxidation products  
A nucleophile substituted unsaturated hydrocarbon based compound is prepared by reacting a compound of the formula: ##STR1## wherein R and R' are hydrogen, alkyl, alkenyl, cycloalkyl, cycloalkenyl,...
4455440 Method for producing 1,3,5-triisopropylbenzene trihydroperoxides  
In a method for producing 1,3,5-triisopropylbenzene trihydroperoxides by bringing 1,3,5-triisopropylbenzene or its homologs into contact reaction with oxygen or an oxygen-containing gas in the...
4408082 Oxidation of isobutane in the dense phase and at low oxygen concentration  
In the direct oxidation of isobutane with molecular oxygen at moderate isobutane conversion levels (up to about 20%) in a reaction mixture maintained at a pressure greater than its critical...
4408081 Process for oxidation of isobutane  
In continuous preparation of tertiary-butyl hydroperoxide by the direct oxidation of isobutane in dense-phase reaction mixture at a pressure in excess of the critical pressure of the mixture, and...
4404406 Oxidation of isobutane under super-critical conditions  
In the preparation of tertiary-butyl hydroperoxide by the direct oxidation of isobutane, the production of tertiary-butyl hydroperoxide, expressed as the quantity of the compound prepared per unit...
4329514 Method for controlling runaway decomposition in the preparation of hydrocarbon hydroperoxides  
Episodes of accelerated decomposition, or runaway, during the preparation of hydrocarbon hydroperoxides by reaction of hydrocarbons with molecular oxygen at elevated temperature, are brought under...
4263448 Process for oxidation of hydrocarbons  
An oxidizable hydrocarbon is oxidized in a reaction zone at elevated temperature in the presence of a liquid reaction medium by introducing the hydrocarbon and a feed stream containing molecular...
4245123 Method for manufacturing an oxidizing agent and method for using the oxidizing agent  
A method of manufacturing an oxidizing agent comprises the step of oxidizing polyoxyalkylene having an average molecular weight of 1,000 to 30,000 and being represented by the following general...
4237319 Process for liquid-phase oxidation of m-diisopropylbenzene  
A process for producing m-diisopropylbenzene dihydroperoxide which comprises oxidizing m-diisopropylbenzene in the liquid phase with molecular oxygen under alkaline conditions; wherein the...
4205189 Method for producing 3-alkylphenols and 1,3-dihydroxybenzene  
Benzene or alkylbenzene (e.g., toluene) is alkylated with propylene to produce diisopropylbenzenes or isopropylalkylbenzenes, which in turn are selectively cracked to remove the 1,4-isomer. The...
Matches 1 - 50 out of 96 1 2 >