Matches 1 - 50 out of 68 1 2 >


Match Document Document Title
US20160024713 CHEMICAL ACTIVATION AND REFINING OF SOUTHERN PINE KRAFT FIBERS  
A method for alteration of the morphology of cellulose fibers, particularly softwood fibers, by (a) subjecting the fibers to a metal ion-activated peroxide treatment carried out at a pH of between...
US20090227975 TAMPON INCLUDING CROSSLINKED CELLULOSE FIBERS AND IMPROVED SYNTHESIS PROCESSES FOR PRODUCING SAME  
A tampon pledget includes crosslinked cellulose fibers having microstructures treated to provide improved absorbency and higher wet strength. The fibers are treated with a crosslinking agent to...
US20070119556 Chemical activation and refining of southern pine kraft fibers  
A method for alteration of the morphology of cellulose fibers, particularly softwood fibers, by (a) subjecting the fibers to a metal ion-activated peroxide treatment carried out at a pH of between...
US20150152601 MODIFIED KRAFT FIBERS  
A method of producing a modified pulp comprising treating wood chips in an extraction process to remove hemicellose to form treated wood chips; and subjecting said treated wood chips to chemical...
US20050061456 Elastic bicomponent and biconstituent fibers, and methods of making cellulosic structures from the same  
The elasticity of elastic, absorbent structures, e.g., diapers, is improved without a significant compromise of the absorbency of the structure by the use of bicomponent and/or biconstituent...
US20160153144 A METHOD OF PRODUCING OXIDIZED OR MICROFIBRILLATED CELLULOSE  
The invention relates to a method of producing oxidized or microfibrillated cellulose (MFC). According to the invention there is provided an aqueous pulp suspension with a consistency of at least...
US20050045289 Wood pulp fiber morphology modifications through thermal drying  
A method of modifying a two-dimensional, flat fiber morphology of a never-been-dried wood pulp into a three-dimensional twisted fiber morphology without the aid of a chemical cross-linker. The...
US20050145351 Treatment of pulp to produce microcrystalline cellulose  
In one embodiment of the invention is disclosed a process for the production of microcrystalline cellulose comprising hydrolyzing pulp with a sufficient amount of active oxygen in an acidic...
US20070151681 METHOD AND DEVICE FOR LOADING A FIBROUS STOCK SUSPENSION  
The present invention relates to a method and a device for loading a fibrous stock suspension including a plurality of cellulose fibers with calcium carbonate. The method includes adding calcium...
US20050045290 Method for making chemically cross-linked cellulosic fiber in the sheet form  
The present invention is directed to cross-linked cellulosic fiber in the sheet from, obtainable by cross-linking a blend of mercerized pulp and conventional pulp. The method includes heating...
US20130269890 TAMPON INCLUDING CROSSLINKED CELLULOSE FIBERS AND IMPROVED SYNTHESIS PROCESSES FOR PRODUCING SAME  
A tampon pledget includes crosslinked cellulose fibers having microstructures treated to provide improved absorbency and higher wet strength. The fibers are treated with a crosslinking agent to...
US20160168272 PROCESSES FOR PRODUCING NANOCELLULOSE-LIGNIN COMPOSITE MATERIALS, AND COMPOSITIONS OBTAINED THEREFROM  
This invention provides a process for producing a nanocellulose-lignin material, comprising: providing a starting material comprising lignin and discrete cellulose fiber fines, chemically and...
US20150225901 Method of producing dissolving pulp, dissolving pulp and use of method  
A method of producing dissolving pulp from a recycled fibrous feedstock. The method comprises providing a fibrous material comprising cellulose, lignin and hemicellulose, said fibre source further...
US20130056165 PROCESS FOR FIBRILLATING LIGNOCELLULOSIC MATERIAL, FIBRES AND THEIR USE  
The invention relates to a process for fibrillating lignocellulosic material wherein the process comprises treating lignocellulosic material with ionic liquid and recovering basically intact...
US20070199668 Treatment of cellulose during bleaching with agent capable of reducing carbonyl groups  
The present invention relates to a method for treating a mixture containing cellulose, comprising at least one step of adding at least one agent capable of reducing carbonyl groups. The invention...
US20050000665 Method for preparing fibers contained in a pulp suspension  
A method for one of preparing fibers contained in a pulp suspension and preparing coating color for coated papers including the steps of providing fibers in a suspension form having a predefined...
US20130306256 High Yield and Enhanced Performance Fiber  
A method for wood pulping including chemically pulping wood chips to a kappa number sufficient to generate a first amount of pulp including a first accepts component and 6 to 50 percent by weight...
US20160326698 Methods, Processes, and Compositions for Treating Pulp  
Methods, processes, and compositions for improving sizing efficiency in a paper-making process are provided. Pulp slurry is treated by using alkenyl succinic anhydride that is emulsified with a...
US20160060815 PROCESS FOR TREATING CELLULOSE FIBRES IN ORDER TO PRODUCE A COMPOSITION COMPRISING MICROFIBRILLATED CELLULOSE AND A COMPOSITION PRODUCED ACCORDING TO THE PROCESS  
The invention relates to a process for treating cellulose fibres which process comprises the steps of providing a slurry comprising cellulose fibers, adding anionic polyacrylamide (A-PAM) with...
US20150090412 PROCESS FOR PRODUCTION OF MICRO FIBRILLATED CELLULOSE  
A method for producing micro fibrillated cellulosic material from pulp in which a pulp feed material is pre-treated by passing through a high consistency refiner a single time, followed by...
US20050247419 Treatment composition for making acquisition fluff pulp in sheet form  
A treatment composition for producing acquisition fluff pulp, the treatment composition being a mixture of a cross-linking agent and a modifying agent. The cross-linking agent may be a...
US20070151680 Treatment of cellulose during bleaching with agent capable of reducing carbonyl groups  
The present invention relates to a method for treating a mixture containing cellulose, comprising at least one step of adding at least one agent capable of reducing carbonyl groups. The invention...
US20150368441 OLEOPHILIC AND HYDROPHOBIC NANOCELLULOSE MATERIALS  
An oleophilic and hydrophobic nanocellulose material is disclosed herein, for nanocellulose sponges and other applications. The oleophilic and hydrophobic nanocellulose material comprises...
US20070163735 Method for reducing brightness reversion of mechanical pulps and high-yield chemical pulps  
The present invention concerns a process for reducing the susceptibility of lignocellulosic material to unwanted yellowing, particularly yellowing caused by light and heat. According to the...
US20070131360 Method for manufacturing paper and paper  
A paper pulp used in papermaking is produced as follows: fiber material is fed into a precipitation reactor; a reactive mineral material is fed into the reactor; the reactive mineral material and...
US20090084509 Dissolution of Cellulose in Mixed Solvent Systems  
A method for dissolving cellulose in which the cellulose based raw material is admixed with a mixture of a protic intercrystalline swelling agent and an ionic liquid at a temperature of 25° C. to...
US20060169427 Manufacturing process of a paper substrate intended to be vulcanised or parchmentised  
A manufacturing process of a paper substrate intended to be vulcanised or parchmentised, consisting in: subjecting, in a dry state, the cellulose fibres to energy radiation; defiberizing and...
US20170067209 METHOD OF MAKING LIGNOCELLULOSIC PAPER AND PAPER PRODUCTS  
Provided is a method for producing paper products having improved dry strength. More particularly, a method of improving the dry strength of a paper product is provided wherein an isopeptide bond...
US20150299954 Nano-sized Bagasse Fiber  
A new composition of nanosized bagasse fibers has been made by a method which reduces the sugarcane bagasse fibers to nano-sized particles while retaining the natural components of the bagasse....
US20170101738 METHOD FOR PREPARATION OF CELLULOSE NANOCRYSTALS AND NANOFIBRILS  
A method for producing nanocellulose is described herein. The method includes contacting a cellulosic material with an oxidizing agent, and a compound selected from the group consisting of an...
US20050028956 Method for making tissue product containing carboxylated cellulosic fibers  
A tissue product having two or more layers, with at least one layer including carboxylated cellulosic fibers. Methods for making the tissue product.
US20070246176 Pulp Bleaching Processes  
The present invention aims to further advance the acid treatment or irradiation technology for pulp to develop a bleaching process using smaller amounts of chlorine chemicals with higher...
US20070131361 Method for charging a fiber suspension, and arrangement for carrying out said method  
A method of loading a fibrous stock suspension containing chemical pulp fibers with calcium carbonate including the steps of: adding one of calcium oxide and calcium hydroxide in one of a liquid...
US20070084573 Hot Cup made From An Insulating Paperboard  
An insulating paperboard contains at least one layer of cellulose fibers. The one layer is at least partially composed of processed cellulosic fibers. The paperboard provides sufficient insulation...
US20050230073 Apparatus and method for treating mulch  
An apparatus and method for treating mulch include a mobile facility that applies a treatment to wood fibers at an increased efficiency than conventional coloring or coating methods. The method...
US20070131362 Process for producing a fibrous product  
The present invention concerns a process for modifying a lignocellulosic fibre material. In particular, the present invention gives new properties to the fibrous matrix of the material. This is...
US20080264586 Treatment of Pulp  
A method of treating a fibre pulp mixture comprises: (a) separating the fibre pulp mixture into at least two fractions to form a coarse fraction and a fine fraction; (b) bleaching the coarse...
US20070143932 Process for producing a fibre compositions  
The present invention relates to fibre compositions. In particular, the present invention concerns a process for producing a fibre composition comprising a lignocellulosic fibre material and a...
US20070107862 Sodium sulfate treated pulp  
Cellulose pulp sheets treated with sodium sulfate can be fiberized to produce sodium sulfate treated fibers that exhibit desirable densification properties. The sodium sulfate treated fibers...
US20070256804 LIGHT-COLOURED TO WHITE WOODEN MATERIAL PANELS  
Light to white wood-base boards which are produced from bleached wood fibers and/or beater dyed with a white pigment.
US20070151679 Method of producing fibre products  
A process for producing fibrous material, comprising a lignocellulosic material with phenolic or similar structural groups, and a signaling agent, said process comprising the steps of oxidizing...
US20070068640 METHOD FOR LOADING A FIBROUS STOCK SUSPENSION AND ARRANGEMENT TO IMPLEMENT THE METHOD.  
Method for loading a fibrous stock suspension which contains cellulose fibers with calcium carbonate, comprising the following process steps: Adding calcium hydroxide in liquid or dry form, or...
US20080078514 Methods for the preparation of cellulose fibers having superabsorbent particles adhered thereto  
A method for adhering superabsorbent particles to cellulose fibers, comprising optionally treating cellulose treated with a hydrophilic polysaccharide polymer with a crosslinking agent in water to...
US20070107860 METHOD AND MACHINE FOR PRODUCING A FIBROUS WEB  
A machine for producing a fibrous web is characterized in that a measuring arrangement for measuring the ash content is mounted inside the machine, particularly inside the wire section, the press...
US20080110584 Bleaching process with at least one extraction stage  
An improved bleaching process for bleaching pulp having at least one Eop stage or Ep stage which comprises subjecting the pulp to a Q stage in which the pulp is treated with a chelating agent at a...
US20070107861 METHOD FOR PRODUCING A PAPER WEB, AND PAPER MACHINE  
The present invention relates to a method and a paper machine for producing a calendered paper web. The method includes the step of partially loading with ash a plurality of fibers of a fibrous...
US20080000603 Covalent Bonding of Carboxylated Cellulose Fiber Webs  
Methods are provided for creating covalent bonding of webs by combining cellulosic fibers having a carboxyl content approximately greater than 7 meq/100 g with one or more crosslinking agents. In...
US20050121157 Method for the fabrication of a fiber web  
A method for the fabrication of a fibrous web including the steps of loading fibers with a precipitant, thereby defining treated fibers. Creating at least a portion of the precipitant as...
US20070051480 Method and apparatus for loading a fibrous stock suspension  
An apparatus for loading a cellulose fiber containing fibrous stock suspension with calcium carbonate which includes an arrangement of machines for loading the fibrous stock suspension with...
US20060237153 Printing papers  
Printing papers with reduced discoloration are obtained by using a pulp with improved discoloration. Printing papers with remarkably improved discoloration can be obtained by including a pulp...

Matches 1 - 50 out of 68 1 2 >