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8115022 |
Methods of producing biofuels, chlorophylls and carotenoids
A method for producing biofuels along with valuable food and neutraceutical products is provided. A method of making biofuels includes dewatering substantially intact algal cells to make an algal...
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8097049 |
Biodiesel purification by a continuous regenerable adsorbent process
A quick, economical and environmentally friendly, “green”, process for the continuous purification of biodiesel (fatty acid alkyl esters (FAAE)) is described using a powdered, granulated or ext...
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8063235 |
Cromatography process for recovering a substance or a group of substances from a mixture
Method for improving the performance of a preparative batchwise Super Critical Fluid Chromatographic separation for the recovery of a target fatty acid or derivative thereof, or of a group of...
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8034963 |
Process for refining fats and oils
The present invention relates to a process for cooling fatty acid distillate from scrubbing section in a fats and oils refinery comprising cooling the fatty acid distillate by heat recovery in at...
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8017796 |
Systems for selective removal of contaminants from a composition and methods of regenerating the same
The present invention relates to devices and methods for selectively removing contaminants from a crude product mixture. In an embodiment the invention includes a method for removing organic acids...
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7906666 |
DHA enrichment process
The present invention relates to a continuous process of DHA enrichment of a solution of fatty acids or derivatives thereof comprising less than 50% of DHA relative to the total fatty acids of the...
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7807848 |
Reduction of sterols and other compounds from oils
Disclosed are methods of removing and/or reducing compounds from oils (e.g., marine oils) and oils prepared by the disclosed methods. Methods of bleaching oils are also disclosed.
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7759505 |
Method of producing fatty acid ester
The present invention relates to a method of producing a fatty acid ester, including treating a starting fatty acid ester with an adsorbent to adsorb sulfur contained in the starting fatty acid...
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7671111 |
Monitoring column breakthrough in a process for removing fluorosurfactant from aqueous fluoropolymer dispersions
A process for reducing the fluorosurfactant content of a stabilized fluorosurfactant-containing aqueous fluoropolymer dispersion by passing dispersion through a first fixed bed of anion exchange...
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7666928 |
Staged addition of non-fluorinated anionic surfactant to reduced fluorosurfactant fluoropolymer dispersion
A process for reducing fluorosurfactant content of a fluorosurfactant-containing aqueous fluoropolymer dispersion stabilized with nonionic surfactant. The process includes reducing the...
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7666929 |
Process for reducing fluorosurfactant content of fluropolymer dispersions using anionic surfactant-treated anion exchange resin
A process for reducing fluorosurfactant content of a stabilized fluorosurfactant-containing aqueous fluoropolymer dispersion. The process includes providing a fixed bed of anion exchange resin...
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7635398 |
Purification of biodiesel with adsorbent materials
A method of purifying a biodiesel fuel by contacting the biodiesel fuel with at least one adsorbent material, such as magnesium silicate. Such method removes impurities, such as soap, formed during...
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7626047 |
Method of producing fatty acid alkyl ester for diesel fuel oil
A method for producing a fatty acid alkyl ester for diesel fuel oil starting with a fat/oil material such as an edible oil whereby the qualities required of diesel fuel oil can be satisfied and the...
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7626048 |
Methods and apparatus for removal of degradation byproducts and contaminants from oil for use in preparation of biodiesel
Methods, particles, and devices are disclosed for filtration of oil for use of the oil in the preparation of biodiesel. Disclosed particles may comprise a substantially inert porous particle with a...
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7582320 |
Acid activated montmorillonite based filtration aid
Disclosed are bleaching materials for processing oils, particularly edible oils, containing an acid activated clay having a specifically defined particle size distribution. Also disclosed are...
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7514483 |
Aqueous dispersion of polytetrafluoroethylene and process for its production
An aqueous dispersion of polytetrafluoroethylene (PTFE) comprising from 55 to 70 mass % of PTFE fine particles having an average particle diameter of from 0.1 to 0.5 μm, from 0.0001 to 0.02 mass ...
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7468403 |
Method for purification of aqueous fluoropolymer emulsions, purified emulsions, and fluorine-containing finished articles
The present invention provides a method of purifying an aqueous fluoropolymer emulsion by which fluorine-containing surfactants can be removed without lowering the dispersibility of the aqueous...
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7459574 |
Reducing the odor of oil components by means of adsorption with polymeric adsorbing agents
A process for reducing the odor of an oil. The oil being treated is first distilled by a carrier vapor or carrier gas distillation to form a distilled oil. The distilled oil is then contacted with...
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7238735 |
Process for producing aqueous dispersion of purified polytetrafluoroethylene
A process for producing an aqueous dispersion of purified polytetrafluoroethylene (PTFE), comprising passing a crude aqueous dispersion of PTFE comprising from 10 to 50 mass % of PTFE fine...
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7169946 |
Alternatives to distilled oleo chemicals in derivatives and production thereof
As a substitute for distillation of crude feedstock in the production of oleo-chemicals, the crude feedstock is bleached to remove color and odor. The crude feedstock can include fatty acids and/or...
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7097770 |
Separation of plant oil triglyceride mixtures by solid bed adsorption
A solid bed adsorptive process for separating a seed oil into two substantially pure triglyceride fractions. The process involves contacting a seed oil, such as castor oil, preferably as a...
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7091368 |
Method for the purification of liponic acid
The invention relates to a process for purifying lipoic acid, which comprises adding to a solution of lipoic acid at least 0.1 times the amount of an adsorbent, based on the mass of lipoic acid to...
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6998050 |
Method of treating fats and oils
The present invention provides a method of treating fats and oils containing low concentrations of aromatic halogen compounds and other contaminants by contacting the fats or oils with an adsorbing...
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6982340 |
Process for producing an ester
There is provided a process wherein a lower alkyl ester of a fatty acid derived from natural fats and oils and a lower alcohol containing 1 to 4 carbon atoms is produced in a lower sulfur content...
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6720437 |
Fluorinated carboxylic acid recovery and reuse
Fluorinated carboxylic acid, used as a surfactant in fluoropolymerization in aqueous media, can be recovered by scrubbing from the exhaust gas of the dryer during polymer drying and, after...
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6586610 |
Method for removing coumafos from beeswax
A method is for removing coumafos (O,O′-diethyl-O″-(3-chloro-4-methyl-7-coumarinyl)thiopho
sphate) from beeswax by melting the beeswax, adding activated charcoal to the melted beeswax to form a sus...
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6486335 |
Process for the preparation of refined hard sugarcane wax having improved qualities from press mud
The present invention relates to a process for the preparation of refined hard sugarcane wax having improved qualities from press mud which comprises digesting press mud with a non polar solvent in...
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6433201 |
Process for separating and purifying eicosapentaenoic acid or its ester
Eicosapentaenoic acid or its ester is separated and purified from a mixture containing a highly unsaturated fatty acid or its ester effectively at low cost by a process, which comprises developing...
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6410762 |
Process for the isolation of oryzanols from rice bran oil soap stock
The present invention relates to a process for the isolation of oryzanols from rice bran oil soap stock by (a) saponifying the oil present in soap stock with an alkali followed by neutralisation of...
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6410763 |
Liquid chromatography of high purity conjugated fatty acid
A method for providing a purified conjugated fatty acid is disclosed. The purified conjugated fatty acid is formed by separating by liquid chromatography a conjugated fatty acid formed by a novel...
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6399803 |
Process for separating a triglyceride comprising a docosahexaenoic acid residue from a mixture of triglycerides
This invention is directed to a process for separating a first triglyceride comprising a docosahexaenoic acid residue from a second triglyceride. The process comprises introducing a feed mixture...
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6395915 |
Method for producing purified tocotrienols and tocopherols using liquid chromatography
A method separating tocotrienols from tocopherols and the isomers thereof on a large-scale or commercially feasible basis. Separation is accomplished using reverse phase partition liquid...
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6388112 |
Process for purification of solvents useful in the preparation of pharmaceutical compositions
A process for purifying a non-ionic surfactant or solvent capable of dispersing and solubilizing a pharmaceutical compound. In the process, a solution of solvent and alcohol is contacted with an...
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6376689 |
Removal of gum and chlorophyll-type compounds from vegetable oils
A single-step acid degumming/decolorizing process removes chlorophyll-type compounds from vegetable oils from seeds, especially frost damaged seeds which have large amounts of chlorophyll-type...
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6316647 |
Cation-exchanged clay mineral, packing material for chromatography using the same and method of producing the same
Disclosed herein are a cation-exchanged clay mineral comprising a swelling clay mineral with the cations between layers substantially replaced by low-valence metal amine complexes and/or...
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6313330 |
Processes of selectively separating and purifying eicosapentaenoic and docoshexaenoic acids or their esters
A process of selectively separating and purifying eicosapentaenoic and docosahexaenoic acids or the esters thereof from a mixture comprising a highly unsaturated fatty acid or the derivative...
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6310227 |
Reduced calorie cooking and frying oils having improved hydrolytic stability, and process for preparing
The present invention relates to a process for preparing calorie cooking and frying oils, containing nondigestable polyol polyesters, and having improved color and improved stability against...
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6248911 |
Process and composition for refining oils using metal-substituted silica xerogels
A process and composition for removing trace contaminants from glyceride oils utilizes a metal-substituted silica xerogel having a pH of at least 7.5 to adsorb at least a portion of the...
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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...
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6229032 |
Elimination of trans-unsaturated fatty acid compounds by selective adsorption with zeolites
A novel process for the selective elimination of fatty acid compounds containing carbon-carbon double bonds in trans configuration from a substrate containing cis- and trans-isomers of said fatty...
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6172248 |
Methods for refining vegetable oils and byproducts thereof
The present invention relates to improved methods for refining vegetable oils and byproducts thereof. This invention also relates to an improved process for deodorizing lecithin. The invention...
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6153774 |
Silver ion chromatography of high purity conjugated linoleic acid (CLA)
A method for providing a purified conjugated linoleic acid (CLA) is disclosed. The purified conjugated linoleic acid (CLA) is formed by separating by liquid chromatography a 9-cis, 11-trans...
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6096911 |
Process for purifying alkoxylated fats
A process for purifying alkoxylated fats by treatment with a solid substance, wherein a mixture of aluminum oxide and a silicate is employed as solid substance.
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6027755 |
Bleaching earth product and method for producing and using the same
Disclosed are compositions, suitable for use in the purification of edible or inedible oils, of agglomerated particles of at least one minus ten micron bleaching clay, wherein said agglomerated...
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5917069 |
Adsorbent for treatment of oils and/or fats
An adsorbent is described based on an inorganic support material with exchangeable mono- and divalent cations, characterized by the fact that the specific surface of the support material is >100 m2...
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5840944 |
Method to produce highly pure eicosapentaenoic acid or its ester
A mixture of fatty acids or their esters derived from natural oils and fats including eicosapentaenoic acids or their derivatives is precision distilled under a high vacuum using a plurality of...
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5840945 |
Method for refining and manufacturing fats and oils containing polyunsaturated fatty acids
A method of refining and manufacturing a fat and oil containing polyunsaturated fatty acids which prevents production of peculiar fishy smells when such a fat and oil is added to food materials and...
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5719302 |
Processes for chromatographic fractionation of fatty acids and their derivatives
A process for recovering at least one of purified polyunsaturated fatty acids (PUFA) and polyunsaturated fatty acid mixtures from a feed composition includes a step of (i) treating the composition...
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5670678 |
Method for recovering edible oil from adsorbent materials
Disclosed is a process for recovering an edible oil, such as soybean or canola oil, from an adsorbent material, such as a bleaching agent, by contacting a feed of the adsorbent material containing...
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5550264 |
Process for the removal of dissolved metallic catalyst from ester products
A process for purifying crude ester containing residual metallic catalyst is described. The process comprises (a) adding to a crude ester product an amorphous silicon dioxide adsorbent capable of...
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