Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7432393 | Silica support, heteropolyacid catalyst produced therefrom and ester synthesis using the silica supported heteropolyacid catalyst A silica support for use in the manufacture of a silica supported heteropolyacid catalyst for use in producing a carboxylic ester from a monocarboxylic acid, olefin and water wherein the support is produced by treating silica-gel granules with steam at a temperature... | 10/07/2008 |
| 7329774 | Method and plant for the manufacture of carboxylic acid ester by means of a reactive distillation Carboxylic acid ester is produced by esterification of carboxylic acid and an alcohol in a catalytic reaction zone of a first column at a pressure not greater than ambient pressure. The resultant sump product is distilled in a reaction zone of a second column at a p... | 02/12/2008 |
| 7326806 | Catalyst for the preparation of carboxylic esters and method for producing carboxylic esters It is an object of the present invention to provide a catalyst for manufacturing a carboxylic ester, which has superior catalytic activity. The present invention relates to a catalyst for preparing a carboxylic ester, used in a) a reaction for preparing a carboxylic... | 02/05/2008 |
| 7304177 | Method for improving spreading properties of cosmetic ingredients Described is a method for improving the spreading properties of fatty alcohol containing cosmetic ingredients by providing a fatty alcohol containing starting material and adding an effective amount of acylating source [e.g., R1C)═O)OC(═O)R2 | 12/04/2007 |
| 7241857 | Method for producing allyl compound, and ether or ester compound produced thereby A method for producing an allyl compound having a compositional formula different from that of an allyl starting material compound, which comprises reacting the allyl starting material compound with an oxygen nucleophilic agent in the presence of a catalyst containi... | 07/10/2007 |
| 7220710 | Carbohydrate esters for using as lubricants The present invention relates to compositions which comprise mixtures of open-chain and cyclic molecules of the sugar alcohols D-sorbitol and D-mannitol which have been esterified with at least one carboxylic acid, processes for preparing these compositions and the ... | 05/22/2007 |
| 7199263 | Acetic anhydride and acetate ester co-production A method of co-producing acetic anhydride and an acetate ester includes pyrolizing acetic acid at elevated temperature to produce a first ketene stream, the first ketene stream being a vapor phase stream comprising ketene, acetic acid and water; cooling the first ke... | 04/03/2007 |
| 7045057 | Preparation of homogeneously loaded ion exchangers A process for preparing an ion-exchangeable media within a moving-bed or simulated moving-bed device, which can create a true or simulated media flow, comprising the steps of packing the bed with ion-exchangeable media and passing a solution, containing a mixture of... | 05/16/2006 |
| 7026523 | Method for telomerizing non-cyclic olefins The invention provides a process for the telomerization of acyclic olefins having at least two conjugated double bonds (I) or mixtures comprising such olefins by means of nucleophiles (II) using a palladium-carbene complex as catalyst. ... | 04/11/2006 |
| 7008909 | Alpha branched esters for use in metalworking fluids and metalworking fluids containing such esters Alpha branched esters for use in a metalworking fluid represented by the formula (I): wherein R1, R2, and R3 are each independently selected from a hydrocarbon group having one to thirty... | 03/07/2006 |
| 6939980 | Process for producing ester A method for producing an ester comprising the steps of reacting an alcohol with a carboxylic acid to obtain a crude esterfied product, adding 5 to 100 parts by weight of a hydrocarbon solvent with respect to 100 parts by weight of the crude esterified product and p... | 09/06/2005 |
| 6881859 | Trialkyl acetic acid (neo acid) esters and esterification process Disclosed is a method of making trialkyl acetic acid (“neo acid”) esters and a neo acid ester composition. Neo acid esters are made by contacting a neo acid stream, comprising a mixture of neo acids, with alcohol in the presence of a catalyst. The invention has ... | 04/19/2005 |
| 6768021 | Process improvement for continuous ethyl acetate production Disclosed herein is an improved process for producing ethyl acetate comprising contacting acetic acid and ethanol in a reaction zone in the presence of an acid catalyst, distilling formed vapors and condensing to form an organic phase rich in ethyl acetate and an aq... | 07/27/2004 |
| 6765110 | Process for the simultaneous coproduction and purification of ethyl acetate and isopropyl acetate This invention relates to a process for the simultaneous coproduction of ethyl acetate and isopropyl acetate. The esterification reaction comprises contacting acetic acid with a mixed alcohol stream of ethanol and isopropanol. Exemplified is a purified, Fischer Trop... | 07/20/2004 |
| 6753443 | Preparing method of chiral ester The present invention relates to a process for preparing a chiral ester according to the formula (100): by reacting (i) a racemic alcohol, (ii) a selected ruthenium complex to activate racemization of the racemic alcohol... | 06/22/2004 |
| 6730806 | Process for preparing a carboxylic ester A process for preparing carboxylic esters. A catalytic distillation column filled with acidic catalyst in solid phase is utilized. Alcohol is fed from the bottom of the catalytic distillation column, and carboxylic acid or carboxylic anhydride is fed from the top of... | 05/04/2004 |
| 6693213 | Method of producing ethyl acetate and an equipment for carrying out this method The invention relates to a method of producing ethyl acetate by reaction of ethyl alcohol with acetic acid and/or acetic anhydride in the presence of a solid acidic catalyst accompanied by simultaneous distillation separation of reaction components, in wh... | 02/17/2004 |
| 6657075 | Continuous process for tertiary butyl esters Disclosed is a continuous process for the production of tertiary butyl esters by the reaction of a ketene and tertiary butyl alcohol containing a finite concentration of water. The process may be carried out in an absorber reactor with continuous recovery... | 12/02/2003 |
| 6586609 | Process for esterification in a chromatographic reactor Process for the esterification of organic acids with alcohols in a reactor of the chromatographic type in which the heterogeneous solid phase is capable of acting both as an esterification catalyst and as a means exhibiting preferential adsorption towards... | 07/01/2003 |
| 6518454 | Preparation of esters of carboxylic acids Disclosed is a process wherein a solution of a carboxylic acid in a first solvent and an alcohol are fed to a simulated moving bed reactor (SMBR) containing a solid(s) to produce a first stream comprising a solution of an ester of the carboxylic acid and ... | 02/11/2003 |
| 6482976 | Processes for conducting equilibrium-limited reactions This invention relates to processes for conducting equilibrium-limited reactions such as esterification and alcoholysis reactions, using a single reaction zone and an acid separation column containing a rectification zone and a stripping zone. The single ... | 11/19/2002 |
| 6472555 | Process for the production of esters from alcohols using acetic acid as acetylating and clays as catalysts The present invention relates to a process for the preparation of esters from alcohols using acetic acid as acetylating agent and clays as catalysts, which comprises the preparation of esters in a single step from the reaction of aliphatic, acyclic, cycli... | 10/29/2002 |
| 6444843 | Producing method of (hydroxyalkyl) alicyclic carboxylic acids and intermediates for producing the same and producing method of such intermediates (Acyloxyalkyl)aromatic carboxylic acids are produced by partial oxidation of alkyl substituted aromatic compounds which are represented by the following General Formula (1) CHR1 R2 --Ar--(R3)n (1) (where Ar is an ar... | 09/03/2002 |
| 6348622 | Vitamin a related compounds and process for producing the same There is provided a compound of the formula[I]: ##STR1## wherein R represents a hydrogen atom or a protective group for a hydroxyl group; and A represents a hydrogen atom, a halogen atom or a group of the formula A1: ##STR2## Q represents Q3: ##STR3#... | 02/19/2002 |
| 6329549 | Dimethyl ether for methyl group attachment on a carbon adjacent to an electron withdrawing group A process for methylating an alpha carbon adjacent to an electron withdrawing group includes reacting dimethyl ether with a molecule containing the alpha carbon and the electron withdrawing group to substitute a methyl group on the alpha carbon. The proce... | 12/11/2001 |
| 6323174 | Diene compound and process for producing the same The invention provides a chain diene compound with desirable regioselectivity, in the presence of a specific ruthenium compound. This chain diene compound is a promising raw material for terpene. It has a structure represented by the general formula (I): ... | 11/27/2001 |
| 6278015 | Process for trifluoroacetate esters and thioesters The present invention provides a process for preparing esters or thioesters of trifluoroacetic acid from trifluoroacetyl chloride and an alcohol or a thiol with the ester or thioester being present as the solvent. Esters and thioesters of trifluoroacetic ... | 08/21/2001 |
| 6242620 | Process for making carboxylic acid esters Sulfur and soap contaminants are removed from carboxylic acid esters by a process comprising the steps of: (1) contacting a carboxylic acid ester with an aqueous base at a temperature of from about 225° F. to about 280° F. while removing water to form a... | 06/05/2001 |
| 6124270 | Use of a cationic amphipathic compound as a transfection agent, vaccine additive or drug A cationic amphipathic compound of formula (I), ##STR1## wherein A is a single bond, an NH--R' grouping or (a), wherein --R'-- is a straight or branched, optionally substituted, saturated or unsaturated C1-22 aliphatic chain optionally int... | 09/26/2000 |
| 6121483 | 3-alkoxypropionic ester derivative, olefin polymerization catalyst, and process for preparation of polyolefin A 3-alkoxypropionic ester derivative, an olefin polymerization solid catalyst component using the same, an olefin polymerization catalyst using the same, and a process for the preparation of a polyolefin using the same. The 3-alkoxypropionic ester derivat... | 09/19/2000 |
| 6028215 | Process for preparing esters of carboxylic acids A process for preparing esters from alcohol and carboxylic acid by a) feeding a mixture, comprising at least alcohol and/or carboxylic acid as educts, into a distillation column with separated sections containing reactive and conventional internals, where... | 02/22/2000 |
| 5750571 | Methods and therapeutic compositions for treating cystic fibrosis Methods for treating cystic fibrosis are described. The methods involve the administration of a protein enhancing agent, differentiating agent and/or carboxy-compound to a subject afflicted with cystic fibrosis such that mutant cystic fibrosis transmembra... | 05/12/1998 |
| 5723652 | Optically active monophosphino carboxylic acid derivative The invention is to provide an asymmetric reaction catalyst useful for the production of medical or agricultural chemicals or intermediates thereof. The catalyst comprises an optically active monophosphino carboxylic acid derivative represented by the for... | 03/03/1998 |
| 5719311 | Catalytic processes for esterification of carboxylic acids An improved process for the esterification of carboxylic acid and alcohols into carboxylic ester is disclosed. It comprises the steps of: (a) charging the esterification reactants into a fixed bed reactor under a predetermined reaction condition; and (b) ... | 02/17/1998 |
| 5674898 | Methods and therapeutic compositions for treating cystic fibrosis Methods and compositions for treating Cystic Fibrosis by mobilizing mutant forms of CFTR, which retain at least some functional activity, to the plasma membrane where they can mediate chloride ion transport are disclosed.... | 10/07/1997 |
| 5405992 | Process for concurrent esterification and separation using a simulated moving bed A process for the continuous esterification of at least one alcohol and at least one carboxylic acid to form at least one ester and water, and the concurrent separation of the esterification products has been developed. The process uses a solid bed which ... | 04/11/1995 |
| 5395961 | Reducing decomposition of acetates Disclosed is a method of reducing the decomposition of liquid acetates and increasing their storage life. A soluble amine having a pH in water between 9 and 12 is added to the acetate. Also disclosed is a composition of about 1 to about 50 ppm of the amin... | 03/07/1995 |
| 5371279 | Acetic acid removal from liquid ether acetates Disclosed is a method of making a liquid ether acetate. After reacting acetic acid with the corresponding ether alcohol, the resulting mixture of ether acetate, water, acetic acid, and ether alcohol is, with no distillation, contacted with alumina. Partic... | 12/06/1994 |
| 5349075 | Continous esterification of carboxylic and fatty acids in the absense of a catalyst The invention provides a process for the esterification of a C2 -C24 monocarboxylic acid with a C1 -C5 monoalcohol in a reactor at an increased reaction temperature and increased pressure which is carried out in... | 09/20/1994 |
| 5336793 | Preparing carboxylic acids or esters by oxidative cleavage of unsaturated fatty acids or esters A method of preparing carboxylic acids or esters thereof by the oxidative cleavage of unsaturated fatty acids or esters thereof is carried out in a two-phase aqueous-organic system in which the organic phase contains the unsaturated fatty acid and/or the ... | 08/09/1994 |
