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Matches 1 - 50 out of 2,590

Document Document Title
WO/2021/072342A1
Some variations provide a process for impregnating a biomass feedstock with a reaction solution, comprising: providing a biomass feedstock that contains non-condensable gases within biomass pores; introducing a condensable vapor into the...  
WO/2021/049204A1
Provided is a cooking accelerator that is safe and has an excellent cooking promotion effect. The cooking accelerator according to the present invention is characterized by containing: a polyphenol compound which is tannin or a hydrolysa...  
WO/2020/249992A9
The high alpha and high Intrinsic Viscosity pulp production apparatuses, methods and systems (hereinafter "high-A high-IV pulp production") disclosed herein provide for pulp processing used in connection with Kraft Processes (KP) or Pre ...  
WO/2021/040956A1
The present disclosure provides compositions and methods for treating volatile fatty acids and bacteria capable of producing volatile fatty acids. The compositions can convert acid-producing bacteria environments to nitrate- reducing bac...  
WO/2021/024025A1
An embodiment of the current invention provides a hopper for preparing empty fruit bunch (EFB) fibers in a paper and/or pulp production process. The hopper comprises an inlet, one or more pipes comprising holes and an outlet. The inlet o...  
WO/2021/024026A1
An embodiment of the current invention provides a method for preparing empty fruit bunch (EFB) fibers in a paper and/or pulp production process. The method comprises the following steps: EFB fibers are delivered and/or loaded into a hopp...  
WO/2021/012616A1
A method for improving the fiber softness of high-yield pulp, comprising the following steps: treating the high-yield pulp using ozone, and treating the high-yield pulp using cellulase. Surface lignin is removed using ozone, enabling the...  
WO/2021/006798A1
A method for the manufacturing of cellulose dissolving pulp from virgin wood cellulose and crude recycled textile cellulosic material by charging recycled textile material to a brownstock washing step, an oxidative alkaline pulp bleachin...  
WO/2021/003115A1
Scale build-up on metal surfaces of a black liquor evaporator is prevented or mitigated by treating the black liquor with a deposit inhibiting concentration of a water-soluble polymer containing a polycarboxylate chain and a 3-mercaptopr...  
WO/2020/260798A1
The invention relates to a method for producing a biofuel by continuous or discontinuous steam cracking of lignocellulosic biomass, characterized in that: - recording a digital model of the optimal steam cracking parameters as a function...  
WO/2020/258463A1
The high-efficiency pretreatment separation of hemicellulose from a fiber-based biomass raw material and a comprehensive utilization method therefor. Using a fiber-based biomass raw material which is a type of forest biomass resource as ...  
WO/2020/260799A1
The invention relates to the field of solid biofuels obtained by steam cracking. More particularly, the invention relates to a process for the treatment of lignocellulosic biomass by steam cracking in which the obtained powder is treated...  
WO/2020/260625A1
Disclosed is a method for quantification of water and/or one or more ionic liquid components in an ionic liquid (IL)/water (H2O) mixture. The method comprises obtaining one or more Raman spectra for the IL/H2O mixture, and using a quanti...  
WO/2020/260800A1
The present invention relates to the field of recycling end-of-life wood or waste wood. More specifically, it relates to a method for reusing a biomass consisting of end-of-life wood or waste wood by steam cracking with a view to manufac...  
WO/2020/260801A1
The invention relates to a method for producing a biofuel by continuous or discontinuous steam cracking of lignocellulosic biomass, characterized in that: - recording a digital model of the optimal steam cracking parameters as a function...  
WO/2020/263751A1
An aqueous polysulfide composition comprises one or more inorganic polysulfides, wherein the amount of polysulfides in the composition is at least 30% by weight, preferably at least 35% by weight, more preferably at least 40% by weight, ...  
WO/2020/249992A1
The high alpha and high Intrinsic Viscosity pulp production apparatuses, methods and systems (hereinafter "high-A high-IV pulp production") disclosed herein provide for pulp processing used in connection with Kraft Processes (KP) or Pre ...  
WO/2020/251463A1
The present invention relates to a process for the production of regenerated cellulosic fibers from a cellulosic spin dope, said process comprising the steps of treating a recycled cellulosic waste material to remove at least one of lign...  
WO/2020/245055A1
The invention relates to a method for providing a prepared cellulose-containing mixed source material (110), in particular, a mixed source material (110) for forming a cellulose shaped body (102), in particular, a regenerated cellulose s...  
WO/2020/245071A1
The present invention relates to a Eucalyptus globulus bark pulp for the production of tissue papers with improved pulp properties. The present invention further includes the process of producing the Eucalyptus globulus bark pulp, involv...  
WO/2020/245058A1
The invention relates to a process for continuously preparing a broken-up, cellulose-containing starting material (110), in particular, a starting material for forming a cellulose shaped body (102). The process comprises: i) supplying (1...  
WO/2020/239730A1
A process for hydrolyzing at least part of the hemicellulose and at least part of the cellulose of a particulate solid material comprising cellulose, lignin, and from 10 to 60% by weight of hemicellulose, wherein said hemicellulose compr...  
WO/2020/234761A1
Process for the treatment of lignocellulosic biomasses with a process solvent selected from a eutectic solvent consisting of a hydrogen bond acceptor and of a hydrogen bond donor, an ionic liquid and a mixture of said eutectic solvent an...  
WO/2020/229732A1
The present invention relates to the fields of treating lignocellulosic material. Specifically, the invention relates to a method of fractionating a lignocellulosic material, wherein said method comprises contacting a lignocellulosic mat...  
WO/2020/225503A1
The present invention relates to the field of methods for transforming solid biomass by steam cracking into a substrate for green chemistry and biotechnology. More specifically, the invention relates to a method for treating solid biomas...  
WO/2020/208296A1
A solution stable enzyme composition comprising an enzyme component, a stabilizer component, an optional antimicrobial preservative and water is disclosed, as well as its use in manufacturing of pulp and paper.  
WO/2020/204783A1
A method and a hydrolysate extracting arrangement in a continuous cooking process for producing pulp, said method comprising the steps of: (e)cooling a content in a prehydrolysis vessel (5a; 5b; 5c; 5d) of a continuous pulp production sy...  
WO/2020/192432A1
Disclosed herein is a method for catalytically decomposing a lignocellulosic raw material, comprising: using an organic solvent to pre-treat the lignocellulosic raw material, adding a solid acid catalyst to perform boiling after the pre-...  
WO/2020/179379A1
[Problem] To provide a toilet paper that has excellent sense of thickness and excellent water-disintegrability, has sufficient softness, provides a user with a sense of comfort to the human body when used, and is environmentally-friendly...  
WO/2020/165398A1
The present invention relates to a method for increasing the rate of enzymatic hydrolysis of a polysaccharide substrate, said method comprising at least one step of: enzymatic hydrolysis of said substrate with a mixture of enzymes, said ...  
WO/2020/157386A1
According to an example aspect of the present invention, there is provided a method for producing an oxidised lignin based high performance surface active agent in techno-economically feasible manner within kraft pulp mill without interf...  
WO/2020/152178A1
The present invention provides a method of producing an improved cellulose pulp consisting of cellulose fibers of a desired length, such as cellulose fibers having a length-weighted average fiber length Lc(l) > 0.6 mm and its use in cell...  
WO/2020/108751A1
The invention relates to new defoaming formulations containing: (1) organopolysiloxanes containing, per molecule, at least one structural unit of general formula O1/2R2Si-Y-SiRO2/2 (I), and at least two units of general formula R1R2SiO1/...  
WO/2020/108750A1
The invention relates to new defoaming formulations containing: (1) organopolysiloxanes containing, per molecule, at least one structural unit of general formula O1/2R2Si-Y-SiRO2/2 (I) and at least two units of general formula R1R2SiO1/2...  
WO/2020/112003A1
The present invention relates to a method of producing holocellulose fibres by treating a wood-based raw material with an organic peroxide, wherein the method comprises charging the organic peroxide continuously to the wood-based raw mat...  
WO/2020/108752A1
The invention relates to new defoaming formulations containing: (1) organopolysiloxanes containing, per molecule, at least one structural unit of general formula O1/2R2Si-Y-SiRO2/2 (I), and at least two units of general formula R1R2SiO1/...  
WO/2020/101449A1
A method for manufacturing a mold using seaweed pulp according to an embodiment of the present invention comprises: a step for filling the inside of a storage device with a pulp liquid containing seaweed pulp formed from a seaweed raw ma...  
WO/2020/096542A1
The invention is related to obtaining regenerated cellulose fiber by using supercritical-N2O and/or supercritical-CHF3 compounds from cotton straw which are formed as thin chips mechanically.  
WO/2020/091659A1
The present invention relates to an outlet system for transporting comminuted lignocellulosic material from a vessel, said bottom portion (1) having an upper circumference (15) that is essentially circular and a lower circumference (16) ...  
WO/2020/086900A1
Disclosed herein is a process, comprising: combining one or more additives with a feedstock to obtain a first mixture, the feedstock comprising a fibrous material and water, the fibrous material comprising lignin, cellulose, and hemicell...  
WO/2020/082427A1
A method for using poplar bark to produce acetylation-grade dissolving pulp: adding a promoter for pre-hydrolysis; Soda/AQ boiling stage I; Soda/AQ boiling stage II; OPDQEPP bleaching; and enzyme co-processing. A high purity and highly r...  
WO/2020/034395A1
On the basis of existing problems in the prior art in the pretreatment of lignocellulose, the present invention provides a method suitable for pretreating lignocellulosic biomass, suitable for producing fermentable sugars by saccharifyin...  
WO/2020/010728A1
A dissolving pulp preparation method comprises: S1) steaming and cooking wood chips to acquire a brown stock; S2) subjecting the brown stock to oxygen delignification to acquire an oxygen-delignified stock; S3) mixing the oxygen-delignif...  
WO/2020/013755A1
The present invention relates a process for separation of the cellulosic part from a raw material composition comprising polyester and cellulose containing composition, wherein the process comprises providing a blend, wherein the blend c...  
WO/2020/005131A1
The present invention relates to a knot re-cooking arrangement for batch cooking of pulp, comprising: a batch digester (4) for cooking wood chips in a Kraft process to produce pulp, a knot removal device for removing knots (10) from pulp...  
WO/2019/240659A1
The present invention relates to an assembly for optimizing concentrated filtrate (64') circulation in a Kraft process, the assembly comprising -a cold caustic extraction reactor (30) for separating hemicellulose from pulp, -a first CCE ...  
WO/2019/229228A1
The present invention relates to treatment of dissolving pulp with a lytic polysaccharide monooxygenase. The lytic polysaccharide monooxygenase treatment results in reduced viscosity and/or improved viscosity control in the dissolving pu...  
WO/2019/227285A1
Provided are compositions and processes concerning efficient downstream processing of products derived from organic acids pretreatment of plant materials.  
WO/2019/226087A1
A system for treatment of a biomass material, said system comprising:a first vessel (3) in which said biomass material is treated under a first pressure; a second vessel (5) in which said biomass material is received and held at a second...  
WO/2019/220014A1
A method for producing pulp suitable for dissolution of cellulose and hemicellulose from never-dried high viscosity paper pulp congaing metal ions and a method for producing a fiber spinning solution from cellulose and hemicellulose. Acc...  

Matches 1 - 50 out of 2,590