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| Number | Title | Issue Date |
| 8013130 | Carbon-based solid acid, catalyst comprising the solid acid, and reaction using the solid acid as catalyst A carbon-based solid acid which has high activity and high thermal stability and is useful as an acid catalyst for various reactions such as hydration of olefins. The carbon-based solid acid for use as a catalyst is obtained by carbonization and sulfonation o... | 09/06/2011 |
| 7691982 | Dispersant using kraft lignin and novel lignin derivative The dispersant of the present invention comprises at least one component unit derived from kraft lignin and/or its salt and at least one component unit derived from at least one water-soluble monomer. The novel lignin derivative of the present invention comprises at... | 04/06/2010 |
| 7465791 | Continuous counter-current organosolv processing of lignocellulosic feedstocks A modular process for organosolv fractionation of lignocellulosic feedstocks into component parts and further processing of said component parts into at least fuel-grade ethanol and four classes of lignin derivatives. The modular process comprises a first processing... | 12/16/2008 |
| 7311842 | Lignocellulose-based anion-adsorbing medium (LAM) and process for making and using same for the selective removal of phosphate and arsenic anionic contaminants from aqueous solutions A lignocellulose-based anion-adsorbing medium (LAM) and process for making and using same for selectively removing phosphates and arsenic contaminants from aqueous solutions is disclosed. Making the LAM comprises (a) dissociating cations such as Fe and Al, from thei... | 12/25/2007 |
| 7189306 | Process of treating lignocellulosic material to produce bio-ethanol This invention relates to a process of treating a lignocellulosic material to produce bio-ethanol. The process includes the steps of: (a) exposing the lignocellulosic material to conditions including a pH not less than about 8, and steam at a first pressure, to prod... | 03/13/2007 |
| 7138203 | Apparatus and method of manufacture of electrochemical cell components A component for an electrochemical cell comprises a thermally and electrically conductive core, wherein the conductive core comprises apertures, and wherein the conductive core further comprises an active area substantially covered by an electrically and thermally c... | 11/21/2006 |
| 7091185 | Periodic antimicrobial peptides One embodiment of the invention comprises a method of producing periodic peptides, which can have antimicrobial uses, and further comprises the peptides themselves. A preferred method comprises the synthesis of simple periodic peptides made from polymerizing identic... | 08/15/2006 |
| 7056718 | Polypeptides having oxaloacetate hydrolase activity and nucleic acids encoding same The present invention relates to isolated polypeptides having oxaloacetate hydrolase activity and isolated polynucleotides encoding the polypeptides. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the polynucleotides as wel... | 06/06/2006 |
| 7048960 | High lignan flaxseed product and product by process The present invention includes a high lignan concentrate (3% to 5% or greater) flax seed product, and product by process, which can be produced by 1) supplying a uniformly colored quantity of flax seeds with less than 5 percent visually darker seeds; 2) milling the ... | 05/23/2006 |
| 7022776 | Conductive polyphenylene ether-polyamide composition, method of manufacture thereof, and article derived therefrom A conductive thermoplastic composition includes specific amounts of a polyphenylene ether copolymer, a polyamide, and an electrically conductive filler. The composition exhibits excellent high-temperature dimensional stability and impact strength, and it is particul... | 04/04/2006 |
| 6939701 | Polypeptides having oxaloacetate hydrolase activity and nucleic acids encoding same The present invention relates to isolated polypeptides having oxaloacetate hydrolase activity and isolated polynucleotides encoding the polypeptides. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the polynucleotides as wel... | 09/06/2005 |
| 6806356 | Process for recovering secoisolariciresinol diglycoside from de-fatted flaxseed A process for extracting secoisolariciresinol diglycoside (SDG) from de-fatted flaxseed is described. The process comprises contacting defatted flaxseed with an extraction solvent of acetone and water, extracting the de-fatted flaxseed with the extraction solvent to... | 10/19/2004 |
| 6689737 | Household cleaning and/or laundry detergent compositions comprising lignin-derived materials Household cleaning and/or laundry detergent compositions comprising a lignin-derived material, and lignin-derived materials themselves are provided.... | 02/10/2004 |
| 6673773 | Lignan complex derived from flaxseed as hypercholesterolemic and anti-atherosclerotic agent A method is described for treating hypercholesterolemic atherosclerosis or for reducing total cholesterol while raising high-density lipoportoein cholesterol. It involves administering to a patient a substantially pure complex derived from flaxseed and co... | 01/06/2004 |
| 6656723 | Odor controlling composition and methods of making and using The invention relates to a composition and method for controlling odors, the composition containing an activated lignin-derived complex containing a histosol compound, and optionally containing a hydrolytic enzyme, or at least one microorganism capable of... | 12/02/2003 |
| 6620292 | Cellulose production from lignocellulosic biomass A multi-function process is described for the separation of cellulose fibers from the other constituents of lignocellulosic biomass such as found in trees, grasses, agricultural waste, and waste paper with application in the preparation of feedstocks for ... | 09/16/2003 |
| 6581299 | Method for extracting natural juice of ligneous plant material, device for carrying out said method and use of said method in the production of dried ligneous plants material The invention relates to a method for extracting the natural juice of ligneous plant material, a device for carrying out said method and the use of said method in the production of dried ligneous plant material. The method for extracting the natural juice... | 06/24/2003 |
| 6558461 | Set retarders for foamed cements An improved non-dispersing set retarder additive for foamed cements, cement compositions containing the additive, and methods of cementing in a subterranean zone penetrated by a well bore are provided. The set retarder additive includes a blend of a sulfo... | 05/06/2003 |
| 6512090 | Asphalt emulsion containing solidified pyrolytic wood tar oil Asphalt emulsions containing emulsifiers comprising alkali metal or ammonium salts of solidified pyrolytic wood tar oil. Resinous compositions useful as asphalt emulsifiers comprising: (a) solidified pyrolytic wood tar oil and salts thereof, and (b) rosin... | 01/28/2003 |
| 6485841 | Bio-oil preservatives The present invention is directed to bio-oil compositions, derived from fast pyrolysis of wood feedstocks, that exhibit properties of a preservative. The bio-oil may be used alone, in formulations with either a waterbased, or an oilbased, or a combination... | 11/26/2002 |
| 6419788 | Method of treating lignocellulosic biomass to produce cellulose A multi-function process is described for the separation of cellulose fibers from the other constituents of lignocellulosic biomass such as found in trees, grasses, agricultural waste, and waste paper with application in the preparation of feedstocks for ... | 07/16/2002 |
| 6420533 | Method to separate sodium from lignins and produce a sodium containing solution for recycle This method will produce depolymerized lignins substantially free from sodium compounds. Black liquor supplied from a pulping process is utilized for providing a mixture of depolymerized lignins dispersed and dissolved in absolution containing sodium hydr... | 07/16/2002 |
| 6410674 | INTERMEDIATE PRODUCT FOR MANUFACTURING LIGAIN POLYMERS AND IT'S USE IN MANUFACTURING REAGENTS FOR MAKING COMPOSITE MATERIALS FROM PLANT FIBERS, WATERPROOF PAPERS AND CARDBOARDS, AND THERMOSETTING PLASTICS FROM DERIVATIVES The invention relates to an intermediate product for manufacturing polymers of lignin derivatives from the pulp industry, made by treating the lignin derivatives with phenol oxidizing enzymes in the presence of oxidation agents, characterized in that the ... | 06/25/2002 |
| 6391307 | Composition comprising the lower, no-branch culm portion of bamboo An anticancer drug of which the main ingredient is bamboo powder. In particular, the bamboo powder is of lower no-branch culm portions of three-year-old and older bamboos, or is of bamboos cut down during the period of three months before the season of ba... | 05/21/2002 |
| 6287708 | Adhesive for fiber boards An adhesive binder for bonding together lignocellulosic particles, fibers and flakes of vegetable origin to form particle boards, fiber boards, flake boards and similar wood-based products, comprising a solublized fraction obtained by enzymatic treatment ... | 09/11/2001 |
| 6264853 | Complex containing lignan, phenolic and aliphatic substances from flax and process for preparing A substanially pure chemically bound complex is derived from flax containing secoisolariciresinol diglucoside, cinnamic acid glycosides and hydroxy methyl glutaric acid. The complex is obtained by preparing an aqueous aliphatic alcoholic extract from flax... | 07/24/2001 |
| 6239198 | Method for preparing alkaline solutions containing aromatic polymers The invention proposes a process which enables separation of aromatic polymers which can be precipitated by acidification, as can be found especially in waste water from cellulose production, from an alkaline solution in a reliable manner and in pure form... | 05/29/2001 |
| 6217942 | Lignin based coating A method is provided for producing a coated article comprising: (a) preparing a solution of lignin; (b) mixing the lignin solution with a phenol oxidizing enzyme; (c) incubating the mixture from said step (b) under conditions and for a time sufficient to ... | 04/17/2001 |
| 6214976 | Chemical method for lignin depolymerization A process for depolymerizing and/or chemically modifying lignin or lignin-like compounds in which a solution of copper and peroxide acts on lignin and/or lignin-like substance at a temperature of less than 100° C., characterized in that the solution is a... | 04/10/2001 |
| 6172204 | Compositions based on lignin derivatives A composition that includes the reaction product of a lignin derivative and a reactant selected from the group consisting of alkylating agents, acylating agents, and combinations thereof, where the reaction product has a measurable cohesive strength, and ... | 01/09/2001 |
| 5939089 | Method for providing a stable protective coating for UV sensitive pesticides A method of encapsulating a pesticide with an ultraviolet protectant comprises the steps of forming a slurry of a pesticide and a lignin-containing material, and spraying a stream of acid and the slurry into contact with one another to precipitate the lig... | 08/17/1999 |
| 5925743 | Polymerized alkaline lignin materials A method for preparing a polymerized alkali lignin material which comprises reacting an alkaline solution of alkali lignin obtained from an alkaline pulping process at a temperature between about 20° C. to 90° C. with between 5% to 80% by weight based o... | 07/20/1999 |
| 5880271 | Polyphenolic derivative chelating agent A polyphenolic-derivative chelating agent derived from lignin, lignin-derived, or lignin-containing materials. The chelating agent is derived by treating the starting material at acidic conditions, followed by oxidative degradation of the acid-treated sta... | 03/09/1999 |
| 5807952 | Process for producing phenolic compounds from lignins A process for the production of low molecular weight phenolic compounds from lignins through the pyrolysis of the lignins in the presence of a strong base. In a preferred embodiment, potassium hydroxide is present in an amount of from about 0.1% to about ... | 09/15/1998 |
| 5777086 | Method of recovering lignin from pulp and paper sludge A thermochemical process is provided for the use of pulp and paper sludge as a source of lignin through extraction and recovery. Pulp and paper sludge contains common components of plant materials as well as minerals employed in papermaking. Sludge is mix... | 07/07/1998 |
| 5773590 | Methods of separating lignin solids and black liquor from tall oil fatty acids The separation of black liquor, containing lignin, from tall oil is enhanced by the addition of a separation aid. The separation aid is an alkylphenol-formaldehyde resin alkoxylate, a poly (proplyene oxide) ethoxylate, an alkanol amine condensate, or comb... | 06/30/1998 |
| 5705618 | Process for extracting lignans from flaxseed A process is described for extracting lignans from flaxseed which comprises contacting a substantially oil-free flaxseed meal with an aliphatic alcohol solvent, e.g. a mixture of methanol or ethanol with water, to extract lignans into the alcohol solvent ... | 01/06/1998 |
| 5683497 | Asphalt emulsion with lignin-containing emulsifier Resinous compositions comprising lignin and polymerized rosin. Use of salts of the resinous compositions as concrete air-entraining agents and asphalt emulsifiers.... | 11/04/1997 |
| 5614564 | Degradable foam and the method for its production The present invention relates to a lignocellulose solution and its production method, further to a degradable foam and its production method. The degradable foam of the present invention is produced by foaming and hardening with an ordinary foaming agent ... | 03/25/1997 |
| 5608040 | Process for the production of lignin-containing polymers Polymers containing lignin and organic compounds are produced by polymerizing the lignin with organic compounds containing at least 3 carbon atoms as well as oxygen, nitrogen and/or multiple-linkage functions in the presence of radically oxidizing enzymes... | 03/04/1997 |
