The present application relates to a solid material of crosslinked lignin where the lignin is crosslinked using polyunsaturated fatty acids, a composition and a method of preparing the solid material.
A material derived from functionalized lignin and triglyceride is provided where the material is crosslinked with a sulphur containing vulcanization agent. The material may have elastomeric properties.
The present application relates to a solid material of crosslinked lignin where the lignin is crosslinked using polyunsaturated fatty acids, a composition and a method of preparing the solid material.
The present invention relates to a composition of functionalized lignin where the composition exhibits a good stability and where the composition may be used for preparing fuels. The invention further relates a method of preparing the composition.
The present application relates to a solid material of crosslinked lignin where the lignin is crosslinked using polyunsaturated fatty acids, a composition and a method of preparing the solid material.
w) of at least 1,000 g/mol and a green carrier liquid comprising depolymerized functional lignin, wherein the functionalized lignin is dissolved in the green carrier liquid and wherein the amount of depolymerized functionalized lignin compounds in the composition is higher than the amount of functionalized lignin.
The present invention relates to a composition comprising a carrier liquid and lignin or lignin derivatives; wherein at least one of the hydroxyl groups of the biomass have been substituted with ester groups. The composition may be used for preparing fuels or lubricants.
The present invention relates to a composition comprising hydrocarbon oil and substituted lignin, wherein the lignin has been substituted by esterification and acetylation of the hydroxyl groups, wherein the hydroxyl groups are esterified with a C14 or longer fatty acid at a degree of substitution of at least 20%, wherein the hydroxyl groups are acetylated at a degree of substitution of at least 20% and wherein at least 90% of the hydroxyl groups of the lignin is substituted by esterification and acetylation. The composition is essentially free from free fatty acid.
C08L 97/00 - Compositions of lignin-containing materials
C10G 1/06 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by destructive hydrogenation
C10G 1/08 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by destructive hydrogenation with moving catalysts
C10G 3/00 - Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
C10L 1/02 - Liquid carbonaceous fuels essentially based on components consisting of carbon, hydrogen, and oxygen only
9.
COMPOSITION OF ESTERIFIED LIGNIN IN HYDROCARBON OIL
The present invention relates to a composition comprising hydrocarbon oil and substituted lignin, wherein the lignin has been substituted by esterification and acetylation of the hydroxyl groups, wherein the hydroxyl groups are esterified with a C14 or longer fatty acid at a degree of substitution of at least 20%, wherein the hydroxyl groups are acetylated at a degree of substitution of at least 20% and wherein at least 90% of the hydroxyl groups of the lignin is substituted by esterification and acetylation. The composition is essentially free from free fatty acid.
C08L 97/00 - Compositions of lignin-containing materials
C10L 1/02 - Liquid carbonaceous fuels essentially based on components consisting of carbon, hydrogen, and oxygen only
C10G 3/00 - Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
C10G 1/06 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by destructive hydrogenation
C10G 1/08 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by destructive hydrogenation with moving catalysts
10.
Composition comprising esters of lignin and oil or fatty acids
The present invention relates to a composition comprising a carrier liquid and lignin or lignin derivatives; wherein at least one of the hydroxyl groups of the biomass have been substituted with ester groups and wherein the carrier liquid is a gas oil. The composition may be used for preparing fuels or lubricants.
The present invention relates to a composition and a method of preparing the composition where the composition comprising functionalized lignin having a weight average molecular weight (Mw) of at least l,000g/mol and a green carrier liquid comprising depolymerized functional lignin, wherein the functionalized lignin is dissolved in the green carrier liquid and wherein the amount of depolymerized functionalized lignin compounds in the composition is higher than the amount of functionalized lignin.
C10G 1/00 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
The present invention relates to a composition comprising Kraft lignin a very low amount of metal and inorganic compounds. The composition may be used in a refinery process to prepare fuel.
The present invention relates to a composition comprising depolymerized lignin derivatives and a solvent and wherein the composition is suitable for preparing fuel. The depolymerized lignin comprises phenol derivatives and the composition has a very low metal content.
C10G 1/06 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by destructive hydrogenation
C10G 3/00 - Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
C10G 21/00 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
C10L 1/02 - Liquid carbonaceous fuels essentially based on components consisting of carbon, hydrogen, and oxygen only
The invention relates to a process for making a purified lignin composition comprising a carrier liquid suitable for processing in a refinery. It comprises providing an aqueous lignin composition comprising lignin, cooking chemicals and water and adding a carrier liquid to the aqueous lignin to provide an organic phase. Then all or substantially all the water is removed from the composition. The lignin composition is processed to make the lignin more soluble in the carrier liquid in order to transfer more of the lignin to the organic phase. Cooking chemicals are removed, suitably by of washing by liquid/liquid extraction using a washing liquid. Finally washing liquid is removed.
The present invention relates to a composition and a method of preparing the composition where the composition comprises lignin dissolved in depolymerized lignin obtained from hydrotreatment of lignin. The method may be operated in batch mode or in a continuous mode but there is no need to add any oil.
C08L 97/00 - Compositions of lignin-containing materials
C10G 1/08 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by destructive hydrogenation with moving catalysts
C10G 3/00 - Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
The present invention relates to a method of depolymerizing lignin comprising providing a lignin containing aqueous solution and adding a sulfur containing reducing agent to the solution forming a mixture, and preferably heating the formed mixture. The reducing agent is added in a 1:2 to 2: 1 molar ratio to the repeating unit of the lignin.
C07C 37/52 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms by splitting polyaromatic compounds, e.g. polyphenolalkanes
C07C 37/54 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms by splitting polyaromatic compounds, e.g. polyphenolalkanes by hydrolysis of lignin or sulfite waste liquor
C07G 1/00 - Low-molecular-weight derivatives of lignin
C10L 1/04 - Liquid carbonaceous fuels essentially based on blends of hydrocarbons
C10L 1/183 - Organic compounds containing oxygen containing hydroxy groupsSalts thereof at least one hydroxy group bound to an aromatic carbon atom
C08L 97/02 - Lignocellulosic material, e.g. wood, straw or bagasse
The present invention relates to a composition and a method for preparing said composition where the composition comprises a lignin, a solvent, a carrier liquid, and a fatty acid, wherein the lignin constitutes at least 4 weight % of the composition and has a weight average molecular weight of not more than 5,000 g/mol, wherein the solvent is an alcohol, ether, organic ester, sulfoxide, ketone, aldehyde or a combination thereof, and wherein the carrier liquid is a hydrocarbon oil.
A method of extracting lignin from an aqueous composition by either treating the composition with a solvent and heat, or by acidifying the composition in order to induce phase separation.
C07G 1/00 - Low-molecular-weight derivatives of lignin
C10G 1/00 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
C10L 1/02 - Liquid carbonaceous fuels essentially based on components consisting of carbon, hydrogen, and oxygen only
The present invention relates to a method of membrane-filtrating a lignin containing composition in order to obtain a lignin fraction more suitable for further treatments.In particular it relates to treating a liquid lignin composition to obtain a lignin fraction having a desired molecular weight distribution by a membrane filtration. It comprises subjecting the liquid lignin composition to a first membrane filtration with a first filter cut-off adapted to remove species having a first molecular weight thereby providing a permeate with a molecular weight distribution defined by said cut-off. Then, the permeate from the first membrane filtration is; subjected to at least one further filtration step with a second filter cut-off, different from said first filter cut-off to provide a retentate (concentrate) with a molecular weight distribution defined by both the cut-off in the first filter the cut- off in said second filter. A dilution is performed on a desired lignin containing fraction at some point downstream of the first filtration unit. A lignin containing retentate (concentrate) is collected from the further ultrafiltration for further processing.
The present invention relates to a composition comprising an organic solvent and lignin or lignin derivatives; wherein at least one of the hydroxyl groups of the lignin or lignin derivatives have been substituted with ester groups forming esterified lignin or lignin derivatives. The composition may be used for preparing fuels.
The present invention relates to a composition comprising a carrier liquid and lignin or lignin derivatives solubilized in said carrier liquid; wherein at least one of the hydroxyl groups of the lignin or lignin derivatives have been substituted with ester groups forming esterified lignin or lignin derivatives. The composition may be used for preparing fuels or lubricants.
The present invention relates to a composition and a method for preparing said composition where the composition comprises lignin or lignin derivatives, solvent and a carrier liquid. The composition is suitable for refinery processes.
The present invention relates to a composition and a method for preparing said composition where the composition comprises lignin or lignin derivatives, solvent and a carrier liquid. The composition is suitable for refinery processes.
patents
