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Matches 1 - 50 out of 2,427

Document Document Title
WO/2018/004327A1
The present invention relates to a method for the gas-phase acid treatment of lignocellulosic materials, including cellulose mass, hemicellulose mass and lignin mass, in order to obtain high yields of glucose, C5 monosaccharides and lign...  
WO/2017/219127A1
The present disclosure is directed to a Pickering emulsion comprising cellulose filaments. The heterogeneity of the cellulose filament material is critical and beneficial to the formation of stable emulsions. Emulsions with high stabilit...  
WO/2017/221055A1
The present invention relates to the production of cellulose from coffee husks or cocoa shells. The cellulose extracted can be used to produce paper, card stock and cardboard. In addition, a composite material also comprising a material ...  
WO/2017/215877A1
The invention relates to a method for producing a fibrous material from lignocellulose from wood, preferably in the form of wood chips. The lignocellulose material is impregnated with a mixture of sodium sulfite and sodium bisulfite and ...  
WO/2017/204723A1
The present invention relates to a method of production of a paper fibre composition, comprising the steps of: a) Providing a vessel, b) Providing Na2S03 in the range of 12-122 kg/bdt combined with NaOH in the range of 0-97 kg/bdt, or Na...  
WO/2017/203329A1
The present invention discloses a cooking method and a digester system wherein partly digested cellulosic fiber source is compressed during cooking to provide high molecular weight lignin and pulp.  
WO/2017/204736A1
The invention relates to a method and an impregnation vessel where the bulk volume of impregnation liquor added is in form of hot black liquor having a residual alkali content. Hot black liquor is added in an upper central pipe supplying...  
WO/2017/192476A1
The present invention provides a pulp product (e.g., paper) comprising cellulose and nanocellulose, wherein the nanocellulose is derived from the cellulose in a mechanical and/or chemical step that is separate from the main pulping proce...  
WO/2017/189949A1
This disclosure relates to comestible products, digestive supplements, and meat meal products comprising comminuted Miscanthus plant fiber.  
WO/2017/179967A1
The present invention provides a method for the removal of testa from palm kernels, which comprises the steps of: (i) immersing the palm kernels in a solution of sodium carbonate (Na2CO3); (ii) heating the solution of step (i) at 85 to 9...  
WO/2017/178849A1
The present invention discloses the continuous process for production of cellulose pulp of very high whiteness from grass-like plant feedstock suitable for paper making. Process comprising the steps of: preparing the grass-like plant fee...  
WO/2017/166854A1
A method for making a corrugated medium using brownstock pulp of straw, comprising: (I) beating brownstock pulp of straw, the freeness being controlled within 28-32 °SR, the wet weight being 3.2-3.8 g; (II) beating waste paper pulp, the...  
WO/2017/173008A1
Multi-extraction methods for preparing hemicellulose compositions are provided. Depressant compositions comprising hemicellulose compositions are also provided herein. Also disclosed are processes for enriching a desired mineral from an ...  
WO/2017/166860A1
Method for producing brownstock pulp using straws, comprising the following steps: (1) cutting straws into segments; (2) conveying the segments into a steaming bin for pre-steaming, and then conveying same to a continuous digester for co...  
WO/2017/127004A1
The present invention relates to an improved process for producing dissolving pulp from a hydrolysis-kraft cooking process. The new process make it possible to control pulp viscosity in an efficient way by adding hydrogen peroxide to a f...  
WO/2017/112995A1
The present invention relates to an improved method for producing cellulose pulps with an increase in the quality and applicability of these pulps, especially in the properties of physical resistance and degree of drainability resistance...  
WO/2017/112834A1
A method of producing chemical cellulose pulp from sawdust utilizing a static down-flow retention vessel comprising the steps of continuously pressurizing a flow of sawdust using a progressive cavity pump to produce a pressurized sawdust...  
WO/2017/105322A1
The present invention relates to an improved process for producing dissolving pulp from a sulfite cooking process using a TCF bleaching sequence containing alkali extraction and alkaline peroxide bleaching in the pulp bleaching. The new ...  
WO/2017/103329A1
The present invention provides a method for producing parenchymal cell cellulose by using a high consistency alkali treatment and an optional refinement step, as well as an apparatus for its manufacture.  
WO/2017/099654A1
The invention relates to an improved treatment vessel screen (SC) for continuous treatment vessels. In order to obtain an easy cleaning of the withdrawal space behind screens in treatment vessels is the screen designed such that it may s...  
WO/2017/100299A1
In some embodiments, a method may include treating pulp in pulp and paper mills. The methods may include providing a peracetate oxidant solution and generating a reactive oxygen species. The peracetate solution may include peracetate ani...  
WO/2017/093526A1
A system and method to treat biomass to make bioproducts such as biofuels and biochemical is disclosed. The systems are configured to treat a liquid component separated from biomass to yield sugars available to form a fermentation produc...  
WO/2017/093511A1
The present invention relates to a method for fractionating a lignocellulosic biomass. More specifically, the present invention lies in the field of cellulose solvent- and organic solvent- based lignocellulose fractionation (COSLIF) of l...  
WO/2017/095313A1
It is disclosed a process to produce a bio-product starting from a ligno-cellulosic feedstock, comprising a pre-hydrolysis step of the ligno-cellulosic feedstock in one or more pre- hydrolysis vessels to produce a liquid pre -hydrolyzate...  
WO/2017/095316A1
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 compositio...  
WO/2017/086887A3
This invention aims to develop a process tor fractionation of lignocellulosic biomass by contacting lignocelluIosic biomass with treatment liquid in close system at temperature not over 200 °C and pressure of 5 to 20 bars, wherein said ...  
WO/2017/086856A1
The invention relates to an improved method for generating steam in a digester plant of a chemical pulp mill. A mixture of alkaline cooking liquor and black liquor is before charge to the digester system heated in a reboiler producing bl...  
WO/2017/068048A1
The present invention relates to treatment of unbleached or partially bleached or alkaline extracted dissolving pulp with one or more cellulases. The cellulase treatment results in increased viscosity control, reduced viscosity and/or in...  
WO/2017/058980A3
Various processes are disclosed for producing nanocellulose materials following steam extraction or hot-water digestion of biomass. Processes are also disclosed for producing nanocellulose materials from a wide variety of starting pulps ...  
WO/2017/044030A1
The present invention relates to a novel sulfite dissolving pulp suitable for high tenacity applications having: a) a viscosity of 700-1000 ml/g; b) a R18 value of 93-95.5%; c) a R10 value in of 92-94%; d) a PD of 9-15; e) a proportion o...  
WO/2017/039439A1
Hydrochloric acid is recovered from a lignin composition in a process, comprising providing a particulate lignin composition that comprises lignin, water and hydrochloric acid; contacting the particulate lignin composition with a stream ...  
WO/2017/035535A1
Some variations provide a process for producing a nanocellulose material, comprising: providing a biomass feedstock comprising a bleached or unbleached pulp material; fractionating the feedstock in the presence of an acid, a solvent for ...  
WO/2017/032926A3
The present invention relates to a process for converting biomass comprising lignin, hemicellulose or combinations thereof, to valuable components, where the process comprises the step of treating biomass comprising lignin, hemicellulose...  
WO/2017/032926A2
The present invention relates to a process for converting biomass comprising lignin, hemicellulose or combinations thereof, to valuable components, where the process comprises the step of treating biomass comprising lignin, hemicellulose...  
WO/2017/029685A2
The present invention relates to a process for producing cellulose with low inorganic impurities from sugarcane bagasse, the process comprising treating prehydrolysed sugarcane bagasse with a mixture of sulfite and at least one alkali to...  
WO/2017/023161A3
The present invention provides a method of preparing cellulose based material comprising the steps of extracting cellulose from a lignocellulosic biomass by using a bleaching agent and an alkali solution to produce cellulose pulp, drying...  
WO/2016/196983A1
A cellulose nanofibrils production method comprising the steps of: identifying a desired level of cellulose nanofibrils pulp purity, partially refining pulp to produce a cellulose nanofibrils pulp purity between 5% and 15% less than the ...  
WO/2016/189205A1
The invention relates to a method for reducing pulp viscosity in production of dissolving pulp. The method comprises producing cellulose pulp, whereby the obtained cellulose pulp has a cellulose content of at least 90 %, and bleaching th...  
WO/2016/191503A1
The present disclosure relates to methods of processing lignocellulosic material to obtain cellulose and cellulose sugars. Also provided are compositions of cellulose hydrolysates.  
WO/2016/179846A1
A zero discharge process of pulping waste liquid of all-cotton straw chemi-mechanical pulp. The process comprises: firstly performing front-end high concentration extraction of pulping waste liquid, then performing evaporation and concen...  
WO/2016/179845A1
A pigment decomposition and pigment extraction production process for all-cotton straw chemi-mechanical pulp sequentially comprises: raw material washing, raw material cooking, squeezing, pulp washing, filament rolling, drug addition, im...  
WO/2016/172616A1
The present invention provides, among other things, methods including the steps of providing a cellulosic biomass, associating the cellulosic biomass with an organic liquid to form a mixture, treating the mixture to reduce the moisture c...  
WO/2016/171541A1
This patent details a method for the extraction of palm kernel oil (PKO) and defatted palm kernel fibre from various sources of palm kernel. Three sources of palm kernel are outlined: raw palm kernel with testa, palm kernel without testa...  
WO/2016/164389A1
The present invention relates to a process and a culture medium for biofuel and biochemical production by fermentation of lignocellulose biomass. The process describes the use of a solid-liquid mixed blend formed by solid fiber pulp, hyd...  
WO/2016/145276A1
A system and process of producing pulp from lignocellulosic material after the lignocellulosic material has undergone compression (pressurization), maceration and removal of extractives produced during compression and maceration followed...  
WO/2016/144782A1
Substantially homogeneous and stable suspensions of anthraquinone (AQ) compositions and methods of preparation are disclosed. The AQ compositions are utilized in pulping processes.  
WO/2016/141432A1
A reactor apparatus and reactor system for treating a lignocellulosic material is provided, said apparatus and system including a reactor which is switchable between a first mode for producing a first reaction product including a partial...  
WO/2016/135385A1
The present invention relates to a process for producing shaped articles, where the process comprises the steps, where cellulosic material is suspended in a DES comprising choline chloride and a hydrogen bond donor selected from urea, ma...  
WO/2016/124579A1
The present invention relates to the use of perfluoropolyether polymers as antifoam agents in functional fluid compositions, and compositions comprising the same.  
WO/2016/120612A1
A process for forming a dissolving grade cellulose-containing pulp, comprising: providing a cellulose feedstock comprising at least one non-wood material; treating the cellulose feedstock in a chemical cooking process to form a cellulose...  

Matches 1 - 50 out of 2,427