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JP5031962B2 |
A process for producing peroxydicarbonates comprising first reacting at least one inorganic peroxide with at least one alkali metal hydroxide to form at least one alkali metal peroxide. The at least one alkali metal peroxide is added to ...
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JP5025473B2 |
Peracetic acid is prepared on-site and on-demand in a continuous process and at a controlled rate to meet the demand of a downstream operation. In one aspect, a continuous tank reactor is used to produce quantities of peracetic acid at a...
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JP5005550B2 |
A novel class of ionic liquids and methods for their preparation are disclosed. Specifically, these novel ionic liquids can be derived from peracid anions. The present invention also relates to compositions containing these novel ionic l...
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JP5005175B2 |
Peroxidic perfluoropolyethers having formula: X1-O(CF2O)n1(CF2CF2O)m1(CF2(CF2)zCF2O)p1 (O)h-X2 wherein: X1 and X2, equal to or different from each other, are chain end groups selected among -CF2COF, -COF, -SO2F; n1, m1, p1 and h are inte...
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JP4997671B2 |
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JP2012517469A |
In a process for producing cyclohexylbenzene, benzene and hydrogen are fed to at least one reaction zone comprising a catalyst system which comprises a molecular sieve and at least one hydrogenation metal. The MCM-22 family molecular sie...
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JP4984940B2 |
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JP4983086B2 |
To provide a method for producing a peroxide enabling stable operation of a heat-exchanger while keeping the pressure in the system in a concentration step and having improved heat exchange efficiency. The method for producing a peroxide...
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JP2012116852A |
To provide a process for production of ketones and aldehydes in which β-hydroxyhydroperoxides are processed with specific compounds.General formula (2) (wherein, R1, R2, and R3 are the same or different and each independently denote an ...
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JP4940598B2 |
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JP4942864B2 |
Process for the alkylation of benzene with isopropanol, or a mixture of isopropanol and propylene, under pressure and temperature conditions corresponding to complete gas phase of the mixture present in the reaction section and in the pr...
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JP4912870B2 |
Improved processes for oxidizing alkylbenzene(s) to produce phenol and ketone product(s) using neutralizing base.
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JP4889837B2 |
The dialkyl peroxydicarbonates with short alkyl chains, preferably diethyl and diisopropyl peroxydicarbonates, are used for the aqueous suspension polymerization of vinyl chloride, in the form of a solution in a dialkyl alkanedicarboxyla...
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JP4842474B2 |
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JP4836352B2 |
This invention relates to a process for the synthesis of diacyl peroxide by contacting acyl halide and peroxide complex in compatible aprotic solvent substantially free of compounds oxidizable by the peroxide complex or the reaction prod...
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JP4837162B2 |
Process for the alkylation of aromatic compounds by the re-action of the aromatic compound of interest with isopropanol, alone or mixed with propylene, characterized in that said reaction is carried out in the presence of a catalytic com...
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JP4835050B2 |
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JP4793357B2 |
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JP4776246B2 |
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JP2011525195A |
In a process for producing alkylbenzene hydroperoxides, a feed comprising (i) sec-butylbenzene, (ii) cumene in an amount greater than 10 wt % of the total feed and (iii) at least one of iso-butylbenzene and tert-butylbenzene in an amount...
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JP4774172B2 |
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JP4770200B2 |
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JP2011173895A |
To provide peroxide preventing undesired contamination by a diluent of a produced polymer by including high total content of active oxygen and being advantegeous in an effective use of a reactor and a reagent.The present invention relate...
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JP4764815B2 |
The present invention relates to peroxide compositions comprising one or more cyclic ketone peroxides, one or more dialkyl peroxides, and, optionally, one or more conventional phlegmatisers. These compositions are safe and storage stable...
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JP4759954B2 |
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JP4752102B2 |
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JP4723475B2 |
Cyclohexane is reacted with hydrogen peroxide in the presence of nitric acid which is used as a catalyst in a suitable solvent for the production of trimeric cyclohexane peroxide.
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JP2011132212A |
To provide a method for handling an aqueous solution containing a water-soluble substance, having an excellent character preventing the problems of blockade, etc., of a device caused by the deposition of a water-insoluble substance and s...
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JP4693354B2 |
The invention relates to a process for preparing hydroperoxides from their corresponding hydrocarbons which comprises oxidizing said hydrocarbons, particularly ethylbenzene, with an oxygen containing gas in the presence of a catalyst com...
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JP2011514369A |
Process for the preparation of hydroperoxides of alkylbenzenes characterized by the fact that the alkylbenzene reacts with oxygen in the presence of a catalytic system consisting of an N-hydroxyimide associated with a peroxide activator ...
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JP2011514370A |
Process for the preparation of hydroperoxides of alkylbenzenes characterized by the fact that the alkylbenzene reacts with oxygen in the presence of a catalytic system which includes an N-hydroxyimide or an N-hydroxysulfamide and a polar...
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JP4678013B2 |
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JP4658379B2 |
This invention relates to a process for the synthesis of diacyl peroxide by contacting acyl halide and peroxide complex in liquid or supercritical carbon dioxide.
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JP4645627B2 |
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JP2011042684A |
To provide low temperature initiators of a new kind, and to prepare fluoropolymers which are free from fibrillation.Diacyl peroxides have the structure I: Rf CXX'(CYY')eCF2-(C=O)OO(C=O)CF2CWW'(CZZ')e'Rf', wherein e and e' are independent...
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JP4643110B2 |
Production of propylene oxide comprises producing cumene hydroperoxide by oxidizing cumene, producing propylene oxide and cumyl alcohol by reacting the cumene solution including cumene hydroperoxide and excess propylene in the liquid pha...
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JP4636056B2 |
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JP4635571B2 |
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JP4618867B2 |
A process of the invention allows a cycloalkane to react with oxygen in the presence of a catalytic imide compound having an N-hydroxy (or N-oxo) cyclic imide skeleton and thereby yields a corresponding bis(1-hydroxycycloalkyl)peroxide. ...
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JP2011500816A |
In a process for oxidizing a hydrocarbon to a corresponding hydroperoxide, alcohol, ketone, carboxylic acid or dicarboxylic acid, the hydrocarbon is contacted with an oxygen-containing gas in the presence of a catalyst comprising a cycli...
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JP4601805B2 |
Cyclohexanone, cyclohexanol and/or cyclohexyl hydroperoxide are prepared at a high productivity by allowing cyclohexane to be in contact with an oxygen-containing gas using a catalyst comprising a cyclic N-hydroxyimide and a transition m...
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JP4601759B2 |
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JP4600437B2 |
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JP4548894B2 |
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JP2010184869A |
To provide a method for producing a persuccinate-containing composition which is economically excellent, has low odor and high sterilizability, and is stable for a long period.This method for producing the persuccinate-containing composi...
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JP4521518B2 |
To solve a problem that a conventional method for synthesizing a peroxycarboxylate compound with only an electrochemical technique has been an obstacle for industrializing the synthesis because of an insufficient yield. This apparatus co...
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JP4507283B2 |
Disclosed is a coated granular curing agent, which is for use in curing at least one first radically curable compound selected from the group consisting of a radically curable resin and a radically polymerizable monomer and which compris...
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JP4499210B2 |
Perfluoroether acylperoxides having an average equivalent weight in the range 350-5000, and the following formulas: Y'-(CF2-CF(CF3)O)m-(CX'FO)n-CF2CO-O-O-CO-CF2-(OCX'F)n- (OCF(CF3)-CF2)m-Y' wherein Y' = Cl, ORf wherein Rf is a C1-C3 perf...
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JP2010517933A |
In a process for oxidizing alkylaromatic compounds to the corresponding hydroperoxide, an alkylaromatic compound of general formula (I): in which R1 and R2 each independently represents an alkyl group having from 1 to 4 carbon atoms, pro...
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JP2010100572A |
To provide a bubble column having excellent characteristics of quickly and surely detecting abnormal bubbling of liquid in the vicinity of a liquid level in the bubble column by a relatively simple apparatus and a method for operating th...
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