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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...
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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...
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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.
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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...
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WO/2016/106473A1 |
A pulp made by using Spirogyra and a preparation method therefor, which belong to the technical field of papermaking. With regard to the method, Spirogyra is used as a raw material and a pulp is obtained by the working processes of crush...
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WO/2016/107987A1 |
Disclosed herein are methods of defoaming industrial process streams, the methods comprising adding to the industrial process stream an emulsion comprising silicone emulsion droplets in a continuous aqueous phase. Also disclosed herein a...
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WO/2016/097487A1 |
Disclosed herein are methods of defoaming industrial process streams, the methods comprising adding to the industrial process stream an emulsion stabilized by amphiphilic particles, wherein the amphiphilic particles comprise at least one...
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WO/2016/091723A1 |
The invention concerns a method for treating lignocellulosic biomass comprising at least: a) a step of bringing the lignocellulosic biomass into suspension in a liquid medium comprising at least one hydrated inorganic salt, b) a step of ...
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WO/2016/085853A1 |
One embodiment provides an apparatus for cooking lignocellulosic material, comprising a pressurizable, inclined top separator including a sluicing liquor inlet for receiving a sluicing mixture comprising impregnated lignocellulosic mater...
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WO/2016/086078A1 |
This disclosure provides lignin-based enzymatic hydrolysis enhancer that includes ethanol-soluble, partially sulfonated lignin. Some embodiments provide a lignin-based enzymatic hydrolysis enhancer comprising AVAP® lignin. Certain embod...
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WO/2016/080475A1 |
The purpose of the present invention is to provide a defoaming agent having excellent defoaming persistence. The present invention pertains to a defoaming agent characterized by containing hydrophobic silica and at least one kind of liqu...
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WO/2016/079045A1 |
The present invention relates to the removal of hemicelluloses from paper-grade alkaline pulp thereby upgrading the pulp e.g. into dissolving-grade pulp using a combination of enzyme treatment, hot caustic extraction and optionally one o...
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WO/2016/077405A1 |
A process for fractionating high-ash lignocellulosic biomass is provided, comprising: (a) providing a biomass feedstock comprising lignocellulosic material and ash, some of which may be removed before digestion; (b) contacting the feedst...
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WO/2016/072919A1 |
The invention relates to an improved two vessel cooking system, wherein the first vessel is an atmospheric impregnation vessel and the second vessel is a pressurized digester, where hot black liquor is finally flashed off inside the impr...
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WO/2016/069326A1 |
A short oxygen delignification method employs a continuous dynamic mixing assembly. Provided is a mixing chamber having an interior wall which is generally symmetrical about a central longitudinal axis. At least one inlet is used to intr...
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WO/2016/068783A1 |
A method of providing a diluted discharge pulp comprises the steps of providing (SIO) pulp with a first consistency in a digester (1), which pulp comprises cooked lignocellulosic fibrous material, diluting (S20) the provided pulp by feed...
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WO/2016/062919A1 |
The present invention relates to a method of treating biomass, comprising providing a lignocellulosic biomass feedstock; contacting the biomass feedstock in a mixture, which is formed by the biomass, water and an alkaline agent, with an ...
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WO/2016/062676A1 |
The present invention relates to a method for precipitating lignin from organosolv pulping liquors. For this purpose, the organosolv pulping liquor is introduced as a precipitation medium in an already existing aqueous dispersion of lign...
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WO/2016/059153A1 |
A method for controlling the deposition of stickies in pulping and papermaking processes comprises adding to fibre pulp or stock an additive comprising an organo-modified siloxane comprising units of the formula: [R1 aZbSiO(4-a-b) /2]n i...
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WO/2016/053948A1 |
Digestion of cellulosic biomass solids may be complicated by release of lignin therefrom. Methods and systems for processing a reaction product containing lignin-derived products, such as phenolics, can comprise hydrotreating the reactio...
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WO/2016/053957A1 |
Digestion of cellulosic biomass solids may be complicated by release of lignin therefrom. Methods and systems for processing a reaction product containing lignin-derived products, such as phenolics, can comprise hydrotreating the reactio...
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WO/2016/053209A1 |
The present invention relates to a pretreatment process of lignocellulosic biomass, comprising contacting lignocellulosic biomass with pretreatment solution in a temperature ranging from an ambient temperature to 100 °C and a pressure o...
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WO/2016/053962A1 |
Digestion of cellulosic biomass solids may be complicated by release of lignin therefrom. Methods and systems for processing a reaction product containing lignin-derived products, such as phenolics, can comprise hydrotreating the reactio...
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WO/2016/034727A1 |
The present invention relates to a process for selectively solubilizing and removing lignin and hemi-cellulose components of cellulosic biomass and obtaining a cellulosic feedstock having a higher proportion of cellulose, as compared to ...
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WO/2016/033456A1 |
A comprehensive process for treating lignocellulosic biomass in order to separate the biomass into its component parts, the process comprising: a) contacting the lignocellulosic biomass with a first solvent for a period of time and at a ...
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WO/2016/032374A1 |
The invention is related to a method for the preparation of kraft pulp with increased pulping yield from lignin-containing cellulosic material using polysulfide cooking liquor. In order to obtain a cost efficient system both in aspects o...
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WO/2016/029069A1 |
Some variations provide a process for producing cellulosic fructose from biomass, comprising: fractionating a biomass feedstock in the presence of an acid catalyst, a solvent for lignin, and water, to produce a liquor containing cellulos...
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WO/2016/028244A1 |
The present invention relates to a delignification method (100) which is applied for removing lignin from a biomaterial mixture in form of a heap, and essentially comprises the steps of heaping the biomaterials (101), treating the heap w...
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WO/2016/020383A1 |
The invention relates to a method for obtaining stabilized lignin having a defined particle-size distribution from a lignin-containing liquid, wherein prior to and/or during a hydrothermal carbonization, the H+ ion concentration of a lig...
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WO/2016/011736A1 |
Unbleached paper pulp made from bamboo fiber has the whiteness of 20% to 40% ISO, the tensile index being larger than or equal to 7.9 N·m/g, the folding strength of 15 times to 200 times, the fracture length of 5 km to 10 km, the ash co...
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WO/2016/013946A1 |
The method of manufacturing cellulose nano-fibres from stalks of annual crops consist in that pieces of the stalks of annual plants are in sequence subjected to the action of steam, mechanical defibrillation, digestion in a digesting liq...
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WO/2016/010854A1 |
The invention provides methods and compositions for enhancing the digestion of pulp in a chemical pulping process. The method uses ultra-low, economically feasible dosages of BH applied right before the pulping process begins, in a stabl...
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WO/2016/009113A1 |
The present invention provides a method for preventing or decreasing scale formation on process surfaces in manufacturing process of paper, board or the like, in which method performic acid is used as an antiscaling agent.
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WO/2016/004482A1 |
A method for producing a partially hydrolysed lignocellulosic material is provided including treating a lignocellulosic material with an acid and/or an alkali and then a polyol. Also provided are methods of producing a fermentable sugar ...
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WO/2016/004481A1 |
A method for producing a modified cellulosic material is provided including treating a lignocellulosic material with an acid and/or an alkali and then a polyol. Also provided are methods of producing a paper-based product or a cellulose ...
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WO/2016/001347A1 |
The present invention relates to a supported anthraquinonic catalyst obtainable by radical polymerization of a reaction mixture containing: - styrene; - at least one initiator generating free radicals; - at least one at least difunctiona...
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WO/2015/200394A1 |
An oleophilic and hydrophobic nanocellulose material is disclosed herein, for nanocellulose sponges and other applications. The oleophilic and hydrophobic nanocellulose material comprises lignin-coated cellulose nanofibrils and/or lignin...
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WO/2015/193243A1 |
The present invention relates to the use of at least one compound as a scavenger, in particular as a scavenger in the hydrolytic treatment of lignocellulosic biomass, wherein the compound comprises at least one aromatic ring substituted ...
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WO/2015/184209A1 |
An aqueous alkali-surfactant solution having a hydroxide molarity of from 2 to 9 M that comprises alkali and a surfactant having a boron-centered head group positioned terminally in a linear or branched aliphatic or aryl hydrocarbon chai...
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WO/2015/184211A1 |
Alkali surfactant treatment processes, such as cleaning, chemical pulping, mercerization, metal processing, leather processing, food processing, and personal beauty care. The process comprises the step of contacting a substrate with an e...
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WO/2015/184212A1 |
Alkali surfactant compositions and treatment processes. The alkali surfactant composition has a surface tension (at 100 ms) of from [0.8 asymptote] to [1.2 * asymptote]. The composition can be used in treatment processes, such as cleanin...
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WO/2015/181442A1 |
The invention relates to a method for reducing the phosphorus load in effluent from a pulp production process, which process comprises the steps of: a) digesting lignocellulosic material for forming cooked pulp, b) washing the pulp, and ...
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WO/2015/165952A1 |
The invention relates to a process for the preparation of a fermentation product from lignocellulosic material, comprising the following steps: a)optionally,pre-treatment of the lignocellulosic material, b)optionally, washing of the opti...
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WO/2015/165954A1 |
The invention relates to a process for the preparation of a fermentation product from lignocellulosic material, comprising the following steps: a) optionally, pretreatment of the lignocellulosic material, b) optionally, washing of the op...
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WO/2015/165953A1 |
The invention relates to a process for the preparation of a fermentation product from lignocellulosic material, comprising the following steps: a) optionally, pretreatment of the lignocellulosic material, b) optionally, washing of the op...
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WO/2015/165951A1 |
The invention relates to a process for the preparation of a fermentation product from lignocellulosic material, comprising the following steps: • a) optionally, pretreatment of the lignocellulosic material, • b) optionally, washing o...
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WO/2015/163111A1 |
In order to provide a dissolving pulp production method in which the pulp exhibits an ultrahigh purity (α-cellulose content > 97%), a high degree of polymerization (η > 700), and high whiteness (ISO brightness > 90), this dissolving pu...
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WO/2015/155642A1 |
The invention discloses a method of continuous cooking cellulose fibrous material in a digester, said digester having a top and a bottom. The method of the invention comprises the steps of: -feeding a slurry comprising cellulosic fibrous...
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WO/2015/150841A1 |
The present invention discloses the continuous process for production of cellulose pulp from grass-like plant feedstock suitable for paper making. Process comprising the steps of: preparing the grass-like plant feedstock by comminuting, ...
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WO/2015/153536A1 |
Processes disclosed are capable of converting biomass into high-crystallinity nanocellulose with low mechanical energy input. In some variations, the process includes fractionating biomass with lignosulfonic acids, to generate cellulose-...
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