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| Number | Title | Issue Date |
| 8163946 | Methods and catalysts for making biodiesel from the transesterification and esterification of unrefined oils A method of forming a biodiesel product and a heterogeneous catalyst system used to form said product that has a high tolerance for the presence of water and free fatty acids (FFA) in the oil feedstock is disclosed. This catalyst system may simultaneously catalyze b... | 04/24/2012 |
| 8129553 | Method of producing of fatty acid alkyl esters and system of producing fatty acid alkyl esters Provided is a method of producing fatty acid alkyl esters at high reaction efficiency, wherein the impurities inhibiting the reaction such as water are removed sufficiently. The fatty acid alkyl esters are produced efficiently, by a method of producing fatty ... | 03/06/2012 |
| 8124801 | Process of manufacturing of fatty acid alkyl esters Processes for preparation of fatty acid alkyl esters are described herein. The processes include contacting fatty acid glycerides with alcohols in the presence of a catalyst separating the reaction products from the catalyst, and separating the fatty acid alkyl este... | 02/28/2012 |
| 8039652 | Methods for producing biodiesel Transesterification, esterification, and esterification-transesterification (both one-step and two-step) for producing biofuels. The process may be enhanced by one or more of the following: 1) applying microwave or RF energy; 2) passing reactants over a heterogeneou... | 10/18/2011 |
| 7910758 | Catalytic hydrogenation process for the production of low fat-containing triglycerides Hydrogenated vegetable oil exhibiting superior thermal stability and containing reduced levels of saturates and trans fatty acids are produced using an activated hydrogenation catalyst and/or an improved hydrogenation process incorporating high shear. The use of a h... | 03/22/2011 |
| 7872149 | Biodiesel processes in the presence of free fatty acids and biodiesel producer compositions Glyceride-containing feed for a base catalyzed transesterification with lower alkanol to make biodiesel is pretreated with glycerin separated during the transesterification to partially convert glycerides with lower alkanol contained in the separated glycerin using ... | 01/18/2011 |
| 7834203 | Manufacturing method of bio-diesel oil The object of this invention is to provide a method of producing a bio-diesel oil in a great amount in a relatively short time, in which oil/fat and alcohol, used as reactants, are homogeneously mixed with each other to form a single liquid phase mixture which effec... | 11/16/2010 |
| 7772414 | Process for producing biodiesel fuel products A method for producing a biodiesel fuel product from biological material is disclosed which comprises extracting lipids from the biological material with a pure or alcohol-modified supercritical fluid in an extractor, passing the extract directly into a reactor wher... | 08/10/2010 |
| 7667059 | Process for producing glycerin and fatty alcohol via hydrogenation The invention relates to a process for producing a fatty alcohol and glycerin by hydrogenation reaction of fats and oils in the presence of a catalyst, wherein the reaction is carried out in the coexistence of an organic solvent. ... | 02/23/2010 |
| 7667060 | Method of producing biodiesel This invention involves a kind of fatty acid methyl ester (bio-diesel fuel), especially the method of obtaining ester-like substances by means of chemical alterations of oil. ... | 02/23/2010 |
| 7652156 | Refined method for manufacturing ethyl esters from fatty substances of natural origin A method allowing, from natural fat or oils, vegetable or animal, or from other glyceride mixtures, to obtain in a quasi-quantitative way fatty acid ethyl esters that can be used as gas oil substitutes, comprises the succession of stages as follows: ... | 01/26/2010 |
| 7592470 | Process for transesterification of vegetable or animal oils using heterogeneous catalysts based on titanium, zirconium or antimony and aluminium A novel process is described for producing esters of linear monocarboxylic acids containing 6 to 26 carbon atoms, by reacting vegetable or animal oils, neutral or otherwise, with monoalcohols containing 1 to 18 carbon atoms in the presence of a catalyst selected fro... | 09/22/2009 |
| 7582784 | Method for transesterification of triglycerides A method for transesterification of triglycerides, especially those containing free fatty acids, with methanol. The method uses a catalyst derived from an acidic ion exchange resin. The catalyst is contacted with a reaction mixture containing a triglyceride and meth... | 09/01/2009 |
| 7553982 | Bio-fuel and process for making bio-fuel A method of producing biodiesel from a source of triglycerides. The source of triglycerides is reacted with a blended alcohol composition in the presence of a catalyst to form a mixture of at least one fatty acid alcohol ester and glycerin. The fatty acid alcohol es... | 06/30/2009 |
| 7514575 | Production of biodiesel using expanded gas solvents A method of producing an alkyl ester. The method comprises providing an alcohol and a triglyceride or fatty acid. An expanding gas is dissolved into the alcohol to form a gas expanded solvent. The alcohol is reacted with the triglyceride or fatty acid in a single ph... | 04/07/2009 |
| 7488837 | Process for producing fatty acid alkyl ester The present invention relates to a process for preparing an alkyl ester of a fatty acid, including the steps of carrying out an esterification reaction between a free fatty acid contained in a fat or oil and an alcohol; carrying out a transesterification reaction be... | 02/10/2009 |
| 7473791 | Method for synthesizing biodiesel from renewable oils This invention provides a process for synthesizing biodiesel from renewable oils, comprising: carrying out a transesterification reaction, in the presence of an enzyme catalyst, between a low carbon fatty acid ester RCOOR′ as an acyl acceptor and a renewable oil, ... | 01/06/2009 |
| 7420073 | Process for the alcoholysis of acid oils of vegetable or animal origin A process that employs a heterogeneous catalyst comprising a zinc aluminate mixed oxide and having the following formula: ZnAl2O4, xZnO, yAl2O3 in which x and y each represent a number in the range 0 t... | 09/02/2008 |
| 7420072 | Apparatus and method for producing biodiesel fuel A continuous method and apparatus for making biodiesel fuel from glycerides such as vegetable oil employs a two-stage reactor provided with recycle. Yields of 95% and greater are readily achieved in a continuous mode of operation. ... | 09/02/2008 |
| 7367995 | Biodiesel additive and method of preparation thereof Fuel oxygenates comprised of fatty acid or fatty acid ester derivatives which have been reacted with ozone; a base; and a lower alkanol (1 to 8 carbon atoms) are described. The oxygenates comprise ester groups at a point of cleavage by the ozone which provide oxygen... | 05/06/2008 |
| 7271275 | Process for producing a fatty acid ester The present invention relates to a process for producing a fatty acid ester by using a fatty acid and an alcohol as starting materials, including reducing the acid value of a raw material supplied to a catalyst layer to an acid value lower than the acid value of a r... | 09/18/2007 |
| 7252779 | Transesterification composition of fatty acid esters, and uses thereof This invention is a composition that includes a transesterified fatty acid ester resulting from the reaction of a fatty acid ester, in the presence of an acid, with a hydroxyl-containing compound. The fatty acid esters of the invention are selected from those with a... | 08/07/2007 |
| 7230917 | Apparatus and technique for conveying per-channel flow control information to a forwarding engine of an intermediate network node A flow bit mechanism and technique conveys per-channel flow control information pertaining to the status of output buffers located on line cards to at least one performance routing engine (PRE) of an intermediate network node, such as an aggregation router. Each lin... | 06/12/2007 |
| 7227030 | Method for producing fatty acid alkyl ester composition An object of the present invention is to solve a problem of separation and recovery of catalysts present in an alkali metal catalytic method currently often used, a problem of excess consumption of a catalyst by a free fatty acid in a raw material, and other problem... | 06/05/2007 |
| 7157110 | Fat compositions Fat compositions that contain a vegetable oil and a plant-derived wax component are described. Food and cosmetic products containing such fat compositions also are described. ... | 01/02/2007 |
| 7145026 | Continuous transesterification process A process for converting at least one triglyceride feedstock to at least one fatty-acid methyl ester product is disclosed. The process includes a continuous, plug-flow environment with a single-pass residence time as low as about 10 seconds, and a conversion of at l... | 12/05/2006 |
| 7128766 | Triacylglycerol based wax compositions Wax compositions that have a high triacylglycerol content are provided. The wax compositions can be used to produce candle and are particularly useful in the production of container candles. The wax compositions commonly have a melting point of about 50° C. to 57°... | 10/31/2006 |
| 7122688 | Use of functionalized mesoporous silicates to esterify fatty acids and transesterify oils The present invention provides a method to prepare a fatty acid lower alkyl esters from a feedstock, such as a vegetable or an animal oil, comprising one or more fatty acid glycerol esters such as mono-, di- or tri-glycerides, and free fatty acids, comprising combin... | 10/17/2006 |
| 7115760 | Process for controlling the fatty acid chain composition of triglycerides and use thereof The present invention relates to a process for controlling the fatty acid chain composition of triglycerides wherein a feed stream comprises a mixture of triglycerides containing at least one long chain. Said mixture is substantially free of trishort chain triglycer... | 10/03/2006 |
| 7109363 | Method for the production of fatty acid esters A method for the production of fatty acid esters of primary and/or secondary alcohols from raw, unpurified oils or fats containing free fatty acids and slimy substances or from waste oils loaded with free fatty acids from the food industry. Acidic catalytic esterifi... | 09/19/2006 |
| 7101914 | Isomer enriched conjugated linoleic acid compositions Compositions and methods of using conjugated linoleic acid preparations enriched for the t10,c12 and c9,t11 isomers are disclosed. It is found that preparations of conjugated linoleic acid containing a ratio of t10,c12 to c9,t11 of about greater than 1.2:1 are desir... | 09/05/2006 |
| 7091367 | Method for the esterification of a fatty acid The method for the esterification of a fatty acid F is carried out in a column with a packing. In addition to functioning as a catalytic reactor, the packing functions as a stripping section. A heteregenous catalysis of a fatty acid is carried out with an alcohol us... | 08/15/2006 |
| 7081542 | Chemical process for the production of 1,3-diglyceride oils A method for producing 1,3-diglyceride oils from triglyceride containing oils is disclosed. The method uses alkali metal salts or alkali earth metal salts of mono-carboxylic or di-carboxylic acids to drive glycerolysis under conditions such that commercial, food-qua... | 07/25/2006 |
| 7074948 | Compositions containing Guerbet lanolin esters and free lanolin alcohol useful in personal care applications The present invention relates to the cosmetic use of certain esters, prepared by the reaction of a Guerbet alcohol and lanolin. The result is a cosmetically elegant ester and lanolin alcohol which is a highly functional material in skin care. These compositions prov... | 07/11/2006 |
| 7067684 | Processes for the production of triglycerides of conjugated linoleic acid Processes for preparing conjugated linoleic acid triglycerides are described which comprise: (a) providing a conjugated linoleic acid alkyl ester, wherein the alkyl group is linear or branched and has from 1 to 5 carbon atoms; and (b) subjecting conjugated linoleic ... | 06/27/2006 |
| 7041840 | Antioxidant triacylglycerols and lipid compositions A lipid composition includes triacylglycerols that include unsaturated fatty acids such as alpha linolenic acid and antioxidant moeities such as pyruvic acid. ... | 05/09/2006 |
| 7002030 | Substance for lowering high cholesterol level in serum and methods for preparing and using the same The invention relates to a substance which lowers LDL cholesterol levels in serum and which is fat soluble β-sitostanol fatty acid ester, and to a method for preparing and using the same. The substance can be taken orally as a food additive, food substitute or supp... | 02/21/2006 |
| 7002026 | Removal of propylene glycol and/or propylene glycol ethers from aqueous streams An aqueous stream containing propylene glycol and/or ethers thereof is treated by counter current liquid—liquid extraction with propylene and/or propane to separate the propylene glycol and/or ether from the aqueous stream. ... | 02/21/2006 |
| 6969771 | Process for producing processed glyceride fat A process for producing a processed glyceride having a satisfactory color tone and having high purity without the need of a fractionation step, by mitigating the deterioration in a color tone caused by the processing and recycling of a fatty acid ester recovered aft... | 11/29/2005 |
| 6965044 | Method of converting free fatty acids to fatty acid methyl esters with small excess of methanol A method for converting free fatty acids in acid oil or acid fat into fatty acid methyl esters is disclosed. The method involves adding a small amount of methanol and an acid catalyst to the acid oil or acid fat and subjecting the mixture to conditions that allow th... | 11/15/2005 |
