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Forehead support apparatus 

A forehead support apparatus for resting a standing users forehead against a wall above a bathroom commode or urinal or beneath a showerhead.

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Class 568/449 - Processes


Subclass of Class 568 - Organic compounds -- part of the class 532-570 series
Definition: Processes which are directed to the preparation, purification,
No. of patents: 174
Last issue date: 12/07/2010


1          
NumberTitleIssue Date
7847130Ionic additive for catalysis in biphasic reaction systems
An additive for improving the rate of catalysis in biphasic reaction systems is disclosed. The additive is an ionic molecule comprising an organic cation such as a heterocyclic compound or a quaternary ammonium or phosphonium cation, and an anion which may be organi...
12/07/2010
7470822C10 dialdehyde, synthetic method thereof, and synthetic method of beta-carotene using the same
The novel intermediate compound which can be efficiently utilized in the synthesis of carotenoid compounds based on the sulfone chemistry, the preparation method of the same, and the practical synthetic process for preparing β-carotene by the use of the above novel...
12/30/2008
7351867Catalyst system for aerobic oxidation of primary and secondary alcohols
The present invention relates to a process of oxidation of alcohols selectively to aldehydes or ketones with molecular oxygen using a TEMPO based catalyst, Fe-bipyridyl or Fe-phenantroline co-catalyst and N-bromosuccinimide promoter in acetic acid solvent. The oxida...
04/01/2008
7348459Process for the preparation of 3,3-dimethylbutanal
3,3-Dimethylbutanal is prepared from 3,3-dimethybutanol. Intermediate 3,3-dimethylbutanol is obtained by reacting ethylene, isopropylene and a mineral acid to produce a 3,3-dimethylbutyl ester which is hydrolyzed to the alcohol. The hydrolysis step is effectively ca...
03/25/2008
7317100Epothilone derivatives
The present invention relates to C4-demethyl-epothilones or C4-bisnor-epothilones of Formula (I), their pharmaceutical use, pharmaceutical composition containing the same and methods for their preparation. ...
01/08/2008
7314960Catalytic synthesis of oxygenate from alcohol
The present invention discloses a method for catalytic synthesis of oxygenate from alcohol. At first, a feeding material comprising at least one alcohol is provided. Next, a copper-containing catalyst is provided and the catalyst further comprises at least one metal...
01/01/2008
7276622Method for producing oxygen-containing compound
It is provided that a method for producing an oxygen-containing compound, characterized in that an olefin compound having a carbon-carbon double bond which is bonded to a methyl or methylene group is reacted with an organic hydroperoxide in the presence of an ionic ...
10/02/2007
7271295Hydroformylation process
A process for the production of 4-hydroxybutyraldehyde is described. The process comprises reacting allyl alcohol with a mixture of carbon monoxide and hydrogen in the presence of a solvent and a catalyst system comprising a rhodium complex and a 2,3-O-isopropyliden...
09/18/2007
7270985Process for the preparation of aldehyde from a proteinous source for industrial applications
A process is disclosed to treat the protein hydrolysate, prepared conventionally from a proteinous source, with alkali metal hydride to obtain alcohol which is subsequently oxidized to obtain aldehyde under certain specified conditions, thereby converting large prot...
09/18/2007
7265249Enantioselective alpha-fluorination of aldehydes using chiral organic catalysts
Nonmetallic, chiral organic catalysts are used to catalyze enantioselective fluorination of enolizable aldehydes. Reaction systems composed of an enolizable aldehyde, an electrophilic fluorination reagent, and a nonmetallic chiral catalyst in the form of an imidazol...
09/04/2007
7265237Chiral monophosphites as ligands for asymetrical synthesis
Certain chiral monophosphites and their monothio derivatives are suitable as ligands in the asymmetrical transition-metal-catalyzed hydrogenation, hydroborination and hydrocyanation of prochiral olefins, ketones and imines. ...
09/04/2007
7253298Process for preparing nitrile compounds from ethylenically unsaturated compounds
The present invention concerns a process for hydrocyanating ethylenically unsaturated organic compounds to compounds containing at least one nitrile function. It relates more particularly to the hydrocyanation of diolefins such as butadiene or of substituted olefins...
08/07/2007
7220870Hydrolytic kinetic resolution of cyclic substrates
The present invention relates to a process for stereoselective or regioselective chemical synthesis which generally comprises reacting a nucleophile and a chiral or prochiral cyclic substrate in the presence of a non-racemic, chiral catalyst to produce a stereoisome...
05/22/2007
7169950Method for producing monocarbonyl compounds or biscarbonyl compounds or hydroxyl compounds
The invention relates to a method for producing monocarbonyl compounds or biscarbonyl compounds or hydroxyl compounds by ozonizing, unsaturated organic carbon compounds that, per molecule, have one or more olefinic or aromatic double bonds, which can be cleaved by o...
01/30/2007
7161050Method and apparatus for synthesizing olefins, alcohols, ethers, and aldehydes
A reactant selected from the group consisting of alkanes, alkenes, alkynes, dienes, and aromatics is reacted with a halide selected from the group including chlorine, bromine, and iodine to form a first reaction product. The first reaction product is reacted with a ...
01/09/2007
7115387Process for the preparation of aldehyde from a proteinous source for industrial applications
A process is disclosed to treat the protein hydrolysate, prepared conventionally from a proteinous source, with alkyl halide to obtain alcohol which is subsequently oxidized to obtain aldehyde under certain specified conditions, thereby converting large protein mole...
10/03/2006
7030281Synthesis of 3,3,-dimethylbutyraldehyde by the reduction of 3,3,-dimethylbutyric acid
A process for the production of 3,3-dimethylbutyraldehyde is disclosed. The 3,3-dimethylbutyraldehyde is obtained by the reduction of 3,3-dimethylbutyric acid using trimethylacetic anhydride and a phosphine. The 3,3-dimethylbutyric acid is preferably obtained by a p...
04/18/2006
7015360Asymmetric catalysts prepared from optically active bisphosphites bridged by achiral diols
This invention relates to asymmetric hydroformylation (hf) processes in which a prochiral or chiral compound is contacted in the presence of an optically active metal-ligand complex catalyst to produce an optically active aldehyde or product derived from an opticall...
03/21/2006
7000382Partial oxidation of alcohols
A method of partially oxidizing an alcohol to an aldehyde or ketone comprises contacting a gas containing the alcohol with a solid catalyst containing molybdenum, preferably in a +6 oxidation state, and having a surface area of 10 m2/g or higher, preferab...
02/21/2006
6964973Bicyclic androgen and progesterone receptor modulator compounds and methods
The present invention is directed to compounds, pharmaceutical compositions, and methods for modulating processes mediated by AR and PR. More particularly, the invention relates to nonsteroidal compounds and compositions that are high affinity, high specificity agon...
11/15/2005
6913932Formaldehyde-ammonium salt complexes for the stabilization of blood cells
A stabilization reagent composition, particularly desirable for stabilizing blood samples containing platelets, contains reactants that generate multiple species of formaldehyde-ammonium complexes; at least one inhibitor of phosphatase enzymatic activity; and at lea...
07/05/2005
6911566Process for producing 1,3-propanediol
A process for producing 1,3-propanediol, comprising: hydrating acrolein in a liquid phase in the presence of a hydration catalyst to form 3-hydroxypropanal; separating any unreacted acrolein, if any is present; and...
06/28/2005
6803487Process for the preparation of 3,3-dimethylbutanal
3,3-Dimethylbutanal is prepared from 3,3-dimethylbutanol. Intermediate 3,3-dimethylbutanol is obtained by reacting ethylene, isopropylene and a mineral acid to produce a 3,3-dimethylbutyl ester which is hydrolyzed to the alcohol. The hydrolysis step is effectively c...
10/12/2004
6803356Antimicrobial polymeric compositions
A method for the preparation of polymers derived from acrolein and including poly(2-propenal, 2-propenoic acid), characterised in that the polymers are exposed to the presence of water, whereby such polymers exhibit increased antimicrobial activity. The polymers may...
10/12/2004
6787677Hydrogenation of carbonyl compounds
In a process for the catalytic hydrogenation of a carbonyl compound or a mixture of two or more carbonyl compounds in the presence of catalyst tablets which comprise an inorganic, TiO2-containing support and, as active component, copper or a mixture of co...
09/07/2004
6713655Integrated process for synthesizing alcohols, ethers, aldehydes, and olefins from alkanes
Alcohols, ethers, aldehydes, and olefins are manufactured from alkanes by mixing an alkane and a halogen selected from the group including chlorine, bromine, and iodine in a reactor to form alkyl halide and hydrogen halide. The alkyl halide only or the alkyl halide ...
03/30/2004
6576798Method and system for purifying cumene hydroperoxide cleavage products
A system for purifying a cumene hydroperoxide cleavage product mixture comprises a cumene hydroperoxide cleavage product mixture feed containing impurities in fluid communication with an aqueous alkaline solution feed; the cumene hydroperoxide cleavage pr...
06/10/2003
6573408System and method for purifying cumene hydroperoxide cleavage products
A system for purifying a cumene hydroperoxide cleavage product mixture comprises a cumene hydroperoxide cleavage product mixture feed containing impurities in fluid communication with an aqueous alkaline solution feed; the cumene hydroperoxide cleavage pr...
06/03/2003
6573409Process for the preparation of 3,3-dimethylbutanal
3,3-Dimethylbutanal is prepared from 3,3-dimethylbutanol. Intermediate 3,3-dimethylbutanol is obtained by reacting ethylene, isopropylene and sulfuric acid to produce a 3,3-dimethylbutyl ester which is hydrolyzed to the alcohol. The hvdrolysis step is eff...
06/03/2003
6563006Catalytic oxidative conversion of hydrocarbons to aldehydes
Catalytic processes have been developed for direct ambient air oxidative conversion of hydrocarbons to aldehydes and unsaturated alcohols. Aliphatic hydrocarbons including methane, hexanes, octanes, decanes, gasoline, diesel fuel, oils, solvents and other...
05/13/2003
6525217Method for the catalytic gas-phase oxidation of propene to acrylic acid
A process for the catalytic gas-phase oxidation of propene to acrylic acid, in which the reaction gas starting mixture is oxidized, with an increased propene loading, in a first reaction stage, over a first fixed-bed catalyst and then the acrolein-contain...
02/25/2003
6472566Apparatus for the preparation of formaldehyde from methanol
An apparatus for preparing formaldehyde from methanol by dehydrogenation in a reactor in the presence of a catalyst at a temperature in the range from 300 to 1000° C., a carrier gas stream which has a temperature above the dehydrogenation temperature is ...
10/29/2002
6441246Catalytic synthesis of aldehydes by direct hydrogenation of carboxylic acids
A process which makes it possible to prepare aldehydes under mild reaction conditions with a high efficiency through the reduction of carboxylic acids with molecular hydrogen. Specifically, a process of reducing an organic carboxylic acid with molecular h...
08/27/2002
6440891Catalyst comprising a complex of a metal of subgroup VIII, on the basis of a phosphonite ligand and method for hydroformylation
The catalyst comprises at least one bi- or more highly dentate phosphonite ligand of the general formula I ##STR1## or salts and mixtures thereof and is useful in a process for hydroformylating compounds containing at least one ethylenically unsatura...
08/27/2002
6414196Process and device for preparing pure formaldehyde
A process for the post-purification in particular of pyrolysis gases for preparing pure formaldehyde, hemiformal being pyrolyzed in an evaporator, the resulting formaldehyde vapor being passed through a condensed liquid component collected in the bottom a...
07/02/2002
6414195Method of producing formaldehyde directly from methane
The present invention provides a method of using a silica-supported 12-molybdosilicic acid catalyst consisting of 12-moloybdosilicic acid supported on silica, in which 12-molybdosilicic acid is supported in an amount not smaller than 10 mass % on silica, ...
07/02/2002
6403838Process for preparing 2,7-dimethyl-2,4,6-octatriene-1,8-dial
A process for making 2,7-dimethyl-2,4,6-octatrien-1,8-dial starting form an allylic halide is described. The process steps include aldehyde protection, conversion to a sulfide, oxidation to an allylic sulfone followed by a Ramberg-Backlund reaction and hy...
06/11/2002
6403839Process for making butyraldehyde from butadiene
Process for making butyraldehyde from an n-butenyl ester of a carboxylic acid, wherein the n-butenyl ester is hydrolyzed to form the corresponding n-butenyl alcohol n-butenyl alcohol so produced is isomerized to form butyraldehyde....
06/11/2002
6403836Process for the hydroformylation of olefins by reducing the formic acid concentration
The present invention is a process for preparing C4-25 aldehydes by hydroformylating the corresponding C3-24 olefins in the presence of a cobalt hydroformylation catalyst, and catalytically decomposing the formic acid formed in the h...
06/11/2002
6395936Method for the catalytic gas phase oxidation of propene into acrolein
In a process for the catalytic gas-phase oxidation of propene to acrolein, the reaction gas starting mixture is passed with a propene loading of ࣙ160 l(S.T.P.)/l.multidot.h over a fixed-bed catalyst which is housed in two spatially successive reaction z...
05/28/2002
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