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Matches 1 - 50 out of 3,326

Document Document Title
WO/2018/005989A1
An anaerobic digestion system may include a material grinding/pulping portion, a hydrolysis portion arranged downstream of the grinding portion, a multiple chamber anaerobic reactor arranged downstream from the hydrolysis portion and inc...  
WO/2017/222496A1
The current process relates to the treatment of a primary sludge that is produced from waste water treatment facilities such as a pulp mill or a pulp and paper mills. It further relates to a process of using the primary sludge in the pro...  
WO/2017/216438A1
The present invention relates to a method for preparing microfibril cellulose, which comprises the following steps: preparing a suspension of lignocellulosic fibres in water; enzymatic treatment of the suspension of lignocellulosic fibre...  
WO/2017/205229A1
A process for individualizing (separating) trichome fibers from a trichome source, such as a leaf and/or a stem, and more particularly to a process for individualizing (separating) trichome fibers from a trichome source utilizing a chemi...  
WO/2017/191091A1
It is disclosed a process for producing a bio-product from a ligno-cellulosic biomass, wherein the ligno-cellulosic biomass, a gas and steam are introduced in a pressurized reactor operated in a continuous manner at conditions to have a ...  
WO/2017/158117A1
The invention provides ionic polymers (IP) consisting of anions and a polymeric backbone containing cations. The invention also provides the ionic polymers incorporated in membranes or attached to solid supports and use of the ionic poly...  
WO/2017/150185A1
The purpose of the present invention is to efficiently eliminate metal materials from fibrillated matter. Provided is a used paper processing device which includes: a crushing unit that crushes used paper to form crushed matter; a fibril...  
WO/2017/113000A1
The present invention relates to an improved method for producing a colloidal nitrocellulose dispersion made compatible with a system of acrylic monomers polymerised with surfactants in a water-based system under pressure. The self-emuls...  
WO/2017/115020A1
According to an example aspect of the present invention, there is provided a method of producing films from nanocellulose based raw material shaving high consistency and thereby providing low energy consuming and feasible manufacturing p...  
WO/2017/110234A1
Provided is a method for efficiently recovering pulp fiber from used hygiene products that include pulp fiber and a polymer absorbent. This method is characterized by including a step for introducing the used hygiene product into a treat...  
WO/2017/108431A1
The present invention is in the field of producing mechanical pulp from a biomass comprising lignocellulosic material. Such a process is useful in paper production. More in particular the invention relates to the process of wood pulping,...  
WO/2017/102542A1
The present invention is in the field of producing mechanical pulp from a biomass comprising lignocellulosic material. Such a process is useful in paper production. More in particular the invention relates to the process of wood pulping,...  
WO/2017/103689A1
The invention relates to preparation of paper and various products of paper from waste formed during wine making and wastes from other food processing units, like production of juice. More particularly, the present invention relates to a...  
WO/2017/098247A1
The present invention relates generally to the field of waste processing. The method comprises separating waste into at least two parts, comprising: (i) mainly food waste (fines) and (ii) mainly paper and other recyclable material (overs...  
WO/2017/088037A1
The present invention patent application relates to a method for separating, recovering, refining and purifying cellulose pulp contained in hygienic absorbent pads and diapers of personal use, and belongs to the chemical field, in partic...  
WO/2017/063971A1
A process for the deinking of a coated paper or paperboard is disclosed, the process comprises a step of providing a coating layer comprising a calcium- or magnesium-exchanged clay which is deposited on the paper or paperboard before the...  
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/2017/032927A1
The invention relates to a method for treating starch in pulp, paper and board making processes, in which processes recycled fibre material is used as raw material wherein the recycled fibre material is pulped in a pulper and obtaining a...  
WO/2017/013015A1
The invention relates to a multi-layer cardboard material (10), comprising at least one first fibrous-material layer (12), which has a cellulose-containing base material, and at least one second fibrous-material layer (14) comprising a m...  
WO/2016/193604A1
The present invention concerns a method for deinking waste paper, comprising a pulping step, followed by a so-called flotation step, characterised in that it comprises a step of introducing at least one polyacrylate dispersant, represent...  
WO/2016/193617A1
The invention concerns a method for producing nanocelluloses from a cellulose substrate comprising cellulose fibres, said method comprising the following sequence of steps: - a step of enzymatic treatment of said cellulose substrate, by ...  
WO/2016/177534A1
Disclosed is a method of treating cellulose pulp for use in regeneration of cellulose including the steps of: i) preparing an alkaline metal hydroxide solution having a concentration of 4-10% by weight; ii) adding cellulose pulp to form ...  
WO/2016/176759A1
The present description relates to a process of producing a dry mixed product comprising cellulose filament (CF) and a carrier fibre, and a dry mixed product of re-dispersible cellulose filament and a carrier fibre that permits the CF to...  
WO/2016/157122A1
The invention provides a method of producing a filler comprisingcalciumcarbonate (PCC), preferably to be used in paper or paper board production or in fibre based composites. The method of the invention comprises the steps of; -providing...  
WO/2016/143761A1
One embodiment of the present invention provides a method for producing a cellulose from chemical pulp by means of a treatment liquid that is composed of an aqueous solution containing a mineral acid and a peroxide, which is characterize...  
WO/2016/143760A1
One embodiment of the present invention provides a method for producing a cellulose from chemical pulp, which comprises the steps (a)-(c) described below. (a) a step for disintegrating chemical pulp (b) a step for washing the disintegrat...  
WO/2016/134195A1
A low-cost process is provided to render lignocellulosic biomass accessible to cellulase enzymes, to produce fermentable sugars. Some variations provide a process to produce ethanol from lignocellulosic biomass (such as sugarcane bagasse...  
WO/2016/116802A1
The invention concerns a layout and a method for the processing of paper wastes, with at least two deinking circuits connected in series, having at least one preflotation in a first circuit, a disperser and a postflotation connected afte...  
WO/2016/110836A1
A method for recycling paper to produce a less white and clean office paper product for paper printing and writing, said method comprising the steps of : collecting waste papers; sorting said collected papers waste without the need to se...  
WO/2016/106432A3
The present invention relates to endoglucanase variants. The present invention also relates to polynucleotides encoding the variants; nucleic acid constructs, expression vectors, and recombinant host cells comprising the polynucleotides;...  
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...  
WO/2016/077594A1
A method to prepare, pulp, and bleach cannabis bast and hurd fibers to allow for the fiber to be incorporated into absorbent cellulosic structures on a wet-laid paper machine while keeping the pectin within the fibers. The wet laid paper...  
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...  
WO/2016/059964A1
The present invention addresses the problem of efficiently manufacturing a recycled pulp from a used sanitary article, said recycled pulp being reusable for sanitary articles and having an ash content and antibacterial properties both me...  
WO/2016/057213A1
Integrated methods and systems for recycling waste material including waste paper are provided, the methods including treating the waste material in the pressure vessel at an elevated processing temperature and an elevated processing pre...  
WO/2016/053755A1
The current invention relates to methods of the recovery and re-use of minerals obtained from the combustion of the residues of a process to recycle paper.  
WO/2016/049032A1
A method to facilitate recycling waste material, including waste paper and organic material, comprises the steps of receiving a plurality of plastic-wrapped compressed bales of the waste material at a waste material recycling location fr...  
WO/2016/047294A1
Pulp fiber containing little ash is effectively recovered from a used sanitary product containing the pulp fiber and a polymer absorbent. The method according to the present invention comprises: a step for treating the used sanitary prod...  
WO/2016/034003A1
Disclosed in the present invention is a polystyrene phenol polyoxy alkyl polymer and a preparation method and application thereof, relating to the technical field of pulping and papermaking. The polystyrene phenol polyoxy alkyl polymer i...  
WO/2016/034004A1
A method for reducing and removing organic pollutant deposits and ink during pulp and paper production, said method comprising adding polystyrene phenol polyoxyethylene/propylene/butylene ether or sulphate, phosphate and carboxylic ester...  
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...  
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...  
WO/2016/007309A1
The present invention pertains to the field of wood. More specifically the present invention relates to a method for treatment of wood fibers and/or wood particles and/or wood strands with a wood prehydrolysate liquor and one or more phe...  
WO/2015/200780A1
A polymer-nanocellulose-lignin composite as disclosed comprises a polymer, nanocellulose, and lignin, wherein lignin forms a hydrophobic interface between the polymer and the nanocellulose. In some variations, a process is disclosed for ...  
WO/2015/190140A1
A recycled pulp that is reusable as sanitary products is efficiently manufactured by recovering pulp fiber from used sanitary products containing the pulp fiber and a polymer absorbent. The method of the present invention comprises: a st...  
WO/2015/187296A1
Cellulose precursor materials may be refined (e.g., fibrillated) in an ethanol medium, or other solvent medium, instead of water. Following refining, the solvent may be removed and recycled prior to incorporation into another material, o...  
WO/2015/157168A1
The present invention is directed to articles of manufacture, including fibers and films, and methods of making thereof. In accordance with the present invention, the article includes a binder impregnated with or encapsulating a filler. ...  
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, ...  
WO/2015/150620A1
The present invention provides a method for producing fibrillated cellulose, the method comprising providing pulp, treating said pulp at a consistency of at least 10% with a cellulase, and fibrillating said pretreated pulp to obtain fibr...  
WO/2015/108409A1
The invention relates to an integrated process for fractionation of oil palm empty fruit 5 bunch (EFB) to obtain cellulosic solid, hemicellulosic sugars and high-purity lignin, and conversion of the cellulosic solid to ethanol by enzymat...  

Matches 1 - 50 out of 3,326