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Patent No. 5926857

Armor With Rollers

An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.

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Class 162/72 - Organic


Subclass of Class 162 - Paper making and fiber liberation
Definition: Processes in which an organic compound is used as the fiber
No. of patents: 384
Last issue date: 02/28/2012


1                    
NumberTitleIssue Date
8123904Method of making medium density fiberboard
The present invention provides a method for producing an MDF board from pulp from a fibrous lignocellulose material using a treatment or pretreatment step which exposes the material to oxalic acid or oxalic acid derivatives (particularly dialkyl ester derivatives, p...
02/28/2012
8092647Method for treating lignocellulosic materials
The present invention is a method for producing a pulp from a fibrous lignocellulose material or source using a treatment or pretreatment step which exposes the material to oxalic acid derivatives, particularly dialkyl ester derivatives, particularly in the vapor ph...
01/10/2012
8052840Pulping additives for a reduction of resin from Kraft pulp
Compositions and methods for the removal of resin from wood chips processed in a Kraft pulping process are disclosed. The method is particularly useful for removing triterpene and triterpenoid resin. ...
11/08/2011
7452445Non-woody fiber mulching mat and production method thereof
A liquid fiber mulching mat of a non-woody fiber and the production method thereof are disclosed. The production method of a liquid fiber mulching mat for a non-woody fiber includes steps of providing a biopulp of a non-woody fiber plant, a polymer and water, mixing...
11/18/2008
7427300Hydrophilic finish for fibrous substrates
This invention is directed to fabric finishes or treatment preparations for nylon, polyester, and other textile and fibrous substrate materials that will render them hydrophilic. The finishes of the invention are comprised primarily of polymers that contain carboxyl...
09/23/2008
7390378Method of curling fiber and absorbent sheet containing same
A method of providing papermaking fibers with durable curl comprising: a) introducing papermaking fiber into a rotatable drum adapted for operation at elevated pressure; b) rotating the drum containing the papermaking fiber while maintaining: i) the fiber in aqueous...
06/24/2008
7384504Light-stable and process-stable lignocellulosic materials and their production
A novel method for the production of light-stable and process-stable lignocellulosic materials, in particular, the production of mechanical wood pulps with much improved light and process stability is described, as well as the resulting pulps of improved light and p...
06/10/2008
7377993Methods for reducing fluorescence in pulp and paper
Methods for reducing, and in some cases eliminating, fluorescence in pulp and paper, as well as the resulting articles, are provided. The methods destroy fluorescent activity of agents (e.g., whitening agents) which may be present in the pulp during processing. The ...
05/27/2008
7368036Xylanase treatment of chemical pulp
The present invention discloses methods of bleaching chemical pulp that use xylanase enzymes after chemical bleaching. The method comprises the steps of carrying out a chlorine dioxide stage to produce a partially bleached pulp, treating the partially bleached pulp ...
05/06/2008
7351764Methods to enhance brightness of pulp and optimize use of bleaching chemicals
Mechanical or Chemical pulp is treated with about 0.01 weight % to about 5 weight % of a Mixture. The Mixture is water; diethylenetriaminepentakis(methyl)phosphonic acid or its known salts; polyacrylic acid or its known salts; and optionally one or more inert compou...
04/01/2008
7320741Method of xylanase treatment in a chlorine dioxide bleaching sequence
A method of bleaching chemical pulp with xylanase after chemical bleaching is provided. The method comprises the steps of exposing chemical pulp to a chlorine dioxide bleaching stage to produce a partially bleached pulp, treating the partially bleached pulp with a x...
01/22/2008
7300546Cellulose fiber having improved biostability and the resulting products
A cellulose fiber having extended biostability and the method of its manufacture are described. While prior treatments of cellulose with biotoxic metal compounds have given improved resistance to decay, these treatments have not been entirely satisfactory where the ...
11/27/2007
7297230Method for producing cellulose fiber having improved biostability and the resulting products
A cellulose fiber having extended biostability and the method of its manufacture are described. While prior treatments of cellulose with biotoxic metal compounds have given improved resistance to decay, these treatments have not been entirely satisfactory where the ...
11/20/2007
7297224Method of deinking waste paper using cellulase without lowering paper strength and method of evaluating the same
A deinking method using a cellulase which enables the load upon the environment to be reduced; and an evaluation method whereby a cellulase effective in deinking and the effective addition level of the cellulase can be appropriately determined. By proposing p...
11/20/2007
7294228Biopulp for non-woody fiber plants and biopulping method thereof
The present invention relates to a biopulping method, and more particularly to a biopulping method for non-woody fiber plants. A biopulping method for a non-woody fiber plant is provided. It includes steps of providing a culture solution, adding a non-woody fiber pl...
11/13/2007
7288167Cross-linked pulp sheet
The invention provides a method for preparing cross-linked cellulosic fibers. A sheet of mercerized cellulosic fibers with a purity of at least 95% is treated with a solution containing a carboxylic acid cross-linking agent. The treated cellulosic fibrous material i...
10/30/2007
7285181Bleaching and brightness stabilization of lignocellulosic materials with water-soluble phosphines or phosphonium compounds
A method for the bleaching and brightness stabilization of lignocellulosic materials is described. The method involves the treatment of lignocellulosic materials, in particular, (a) wood pulps such as thermomechanical pulps (TMP) and chemithermomechanical pulps (CTM...
10/23/2007
7282113Method for enzymatic deinking of waste papers, the waste papers so treated and the treating composition
The present invention relates to a deinking composition and a method of deinking wastepaper by using a mixture of enzymes that act on constituents of all three waste paper components involved in ink retention on final pulp. The first component represents substrates ...
10/16/2007
7271137Decontamination formulations for disinfection and sterilization
Aqueous decontamination formulations that neutralize biological pathogens for disinfection and sterilization applications. Examples of suitable applications include disinfection of food processing equipment, disinfection of areas containing livestock, mold remediati...
09/18/2007
7264690Catalyzer for clean pulping and process for using the same
A catalyzer for clean pulping includes sodium salicylate, anion silicate softener, cooking aids, liquid(gaseous) chlorine and water. A process for using the catalyzer for clean pulping includes the following steps: 1, cutting and impurities removing for the r...
09/04/2007
7244338Method for producing cellulose fiber having improved biostability and the resulting products
A cellulose fiber having extended biostability and the method of its manufacture are described. While prior treatments of cellulose with biotoxic metal compounds have given improved resistance to decay, these treatments have not been entirely satisfactory where the ...
07/17/2007
7217338Process for continuously cooking chemical cellulose pulp
The process is for continuously cooking chemical pulp in a digester system consisting of at least one vessel for impregnating and cooking comprising an inlet into which a mixture of chips and process liquid is fed. The chips are impregnated at a predetermined impreg...
05/15/2007
7214291Method for the modification of cellulose fibres
The invention relates to a method for the modification of cellulose fiber with the object of increasing the strength properties of the pulp. Cellulose derivative, preferably in the form of CMC, is added in association with alkali cooking and/or delignification of ce...
05/08/2007
7214292Addition of THP or THP+ salt to pulping liquors to destroy catalase and/or catalase producing bacteria
Pulping liquors used in the bleaching of pulps by hydrogen peroxide, and containing catalase-producing bacteria and/or catalase enzyme are treated with tris (hydroxymethyl) phosphine or a tetrakis (hydroxymethyl) phosphonium salt to kill the bacteria and destroy the...
05/08/2007
7201847Wastewater treatment method utilizing white rot and brown rot fungi
A method of treating wastewater sources such as sewer systems or those from pulp and paper mills which contain biomass waste involves adding white rot fungi in the presence of glucose. While glucose may be directly added to the wastewater source, it has been found t...
04/10/2007
7198695Method for separating hemicelluloses from a biomass containing hemicelluloses and biomass and hemicelluloses obtained by said method
The invention relates to a method for separating hemicelluloses from a biomass containing hemicelluloses. The method includes the steps of: a) extracting the hemicelluloses from the biomass containing hemicelluloses by treating them with a complex compound in an aqu...
04/03/2007
7189306Process of treating lignocellulosic material to produce bio-ethanol
This invention relates to a process of treating a lignocellulosic material to produce bio-ethanol. The process includes the steps of: (a) exposing the lignocellulosic material to conditions including a pH not less than about 8, and steam at a first pressure, to prod...
03/13/2007
7186316Method for preparing pulp from cornstalk
Disclosed is a method for preparing paper pulp from cornstalks comprising the steps of cooking, washing, screening, thickening, bleaching, beating and drying performed under moderate conditions which have little noxious effects on the environment. By using cornstalk...
03/06/2007
7182836Method for delignifying lignocellulosic raw materials
The invention relates to a method for delignifying lignocellulosic raw materials by using sulfites in the presence of an alkaline component, especially sodium hydroxide or sodium carbonate or a mixture thereof in an aqueous solution at a high temperature and high pr...
02/27/2007
7182835Two-stage chlorine bleaching process with filtrate recirculation
Methods for bleaching chemical pulp are disclosed including dewatering the pulp to a concentration of from 25 to 40%, bleaching in a first chlorine dioxide stage, followed by a second alkaline bleaching stage, followed by a third chlorine dioxide bleaching stage, de...
02/27/2007
7179348Method for producing cellulose fiber having improved biostability and the resulting products
A cellulose fiber having extended biostability and the method of its manufacture are described. While prior treatments of cellulose with biotoxic metal compounds have given improved resistance to decay, these treatments have not been entirely satisfactory where the ...
02/20/2007
7166192Method for controlling pitch and stickies deposition
A method for controlling Pitch and Stickies is disclosed. The method comprises adding hydrophobically modified hydroxyethyl cellulose (HMHEC) and cationic polymers to a cellulosic fiber slurry (pulp) or to a paper process or to a paper making system and results in a...
01/23/2007
7156514Inks and printheads with internal clog prevention
Active enzymes are incorporated into inks to prevent clogging. These may be just cellulase or cellulase and protease, to attack the most prevalent materials. The enzymes decompose the materials they are specific to, which degrades or solubilizes them to prevent clog...
01/02/2007
7138035Process for the selective modification of carbohydrates by peroxidase catalyzed oxidation
The present invention relates to an environmentally friendly process for the selective oxidation of carbohydrates. The process comprises the addition of a hydroperoxide, including hydrogen peroxide, to a carbohydrate having primary alcohol groups, particularly inclu...
11/21/2006
7125471Papermaking process using enzyme-treated sludge, and products
Enzyme-treated papermaking sludges are provided, as are methods of making the enzyme-treated sludge. Papermaking processes that incorporate the enzyme-treated papermaking sludges into papermaking pulp are also provided as are paper and paperboard products made from ...
10/24/2006
7122235Tack free cauterized edge for pressure sensitive adhesive web
The invention relates to a web material comprising a carrier sheet, a continuous pragmatic sheet and an adhesive layer wherein the adhesive layer is between the carrier sheet and the pragmatic sheet, the adhesive layer more strongly adheres to the pragmatic sheet an...
10/17/2006
7122612Porous ceramic filters with catalyst coatings
Porous ceramic catalyst supports or filters to be provided with catalyst coatings via oxide washcoating processes are pre-coated with cross-linked polymer barrier layers to prevent washcoat nanoparticle intrusion into the microcracked and/or microporous surfaces of ...
10/17/2006
7105581Antifoam formulations
An antifoam formulations comprise (A) antifoam agent based on siloxanes and (B) branched polyether/polysiloxane copolymers comprising structural units of the formula Y[—CnH2n—(R
09/12/2006
7097738Process for producing pulp
The invention relates to a process for producing pulp from a fibre-based raw material using, as the cooking reagent, a solvent mixture which is based on organic acids and also contains furfural. The method is applicable to herbaceous plants, in particular. ...
08/29/2006
7097737Method of making a modified unbleached pulp for lyocell products
In accordance with the present invention, lyocell products can be made with unbleached pulps resulting in products with high amounts of hemicellulose and high amounts of lignin as compared to conventional lyocell products. The lyocell products of the present inventi...
08/29/2006
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