Class / Patent application number | Description | Number of patent applications / Date published |
428326000 | Cellulosic (e.g., wood, paper, cork, rayon, etc.) | 25 |
20080241509 | Poly lactic acid and veneer laminar structure - A poly lactic acid and veneer laminar structure, in which a poly lactic acid layer is adhered to one surface or two surfaces of a wood veneer, thereby preventing the wood veneer from easily splitting apart, wherein the poly lactic acid is a polymer, the raw material of which is natural cereal crops. Moreover, a food grade wrapping paper layer is adhered to one side or two sides of the poly lactic acid layers. Accordingly, containers fabricated from the aforementioned laminar structures are biodegradable, and provide environmental protection effectiveness with regard to natural ecology. | 10-02-2008 |
20080311383 | COATING COMPOSITION - The invention relates to a coating composition comprising (i) a supporting medium, and (ii) a plurality of cellulose particles, having an average dry particle size of less than 10 μm, dispersed in the supporting medium, excluding aqueous coating compositions adapted for application to paper. The invention also relates to a coating composition comprising (i) a supporting medium, and (ii) a plurality of cellulose particles, having an average dry particle size of less than 10 μm, dispersed in the supporting medium in an amount of less than about 5 g/L. The coating compositions of the invention form coatings which have useful thermal properties. | 12-18-2008 |
20090042019 | PARTICLE BOARD - The present invention relates to a particle board comprising a lower and an upper surface layer ( | 02-12-2009 |
20090169867 | Composite materials and methods of making the same - The present invention provides composite materials that contain formaldehyde-free aqueous binder compositions comprising defatted soy flour of no greater than 43 micron mesh particle size and polymer particles of at least one emulsion (co)polymer. Preferably, the defatted soy flour is present as an aqueous dispersion, or is in denatured form. Also provided are methods of making and using composite materials containing the formaldehyde-free binder compositions. | 07-02-2009 |
20090220769 | FIBROUS STRUCTURES - Fibrous structures that exhibit a Geometric Mean Flexural Rigidity (GM Flexural Rigidity) of less than 8.8 cm and/or less than 8.7 cm as measured according to the Flexural Rigidity Test Method and/or a Cross-Machine Direction Flexural Rigidity (CD Flexural Rigidity) of less than 5.3 cm as measured according to the Flexural Rigidity Test Method are provided. | 09-03-2009 |
20090311515 | Layer Support for Recording Materials - A support material for recording layers comprising a raw base paper contains a hardwood pulp having a fibre fraction smaller than 200 μm, after refining, of at most 45 wt. % and an average fibre length of 0.4 to 0.8 mm and a filler fraction of 5 to 40 wt. %, in particular 10 to 25 wt. %, relative to the mass of the pulp. | 12-17-2009 |
20100009168 | COATED PAPER OR BOARD PRODUCT AND PROCESS FOR THE PREPARATION THEREOF - A coated paper or board product and a method of manufacturing the same. The product comprises a base layer made of paper or board, with at least one coating layer containing at least one polysaccharide-based pigment, and at least one polymer layer being spread on top of it. The invention can considerably improve the adhesion of the coating and the polymer layer. | 01-14-2010 |
20100092760 | METHOD FOR DRYING WOOD PRODUCT AND PRODUCT OBTAINED THEREBY - A method for forming an engineered wood product from pulpwood, comprising providing a quantity of pulpwood; crushing and scrimming the pulpwood to form a mat; drying in a first drying step the mat in a first pass dryer; applying a resin to the mat; and, drying in a second drying step the mat in a second pass dryer. The drying process controls moisture content using the rate of change between the entering and exiting airflow temperature. The resulting product has a high modulus of elasticity and modulus of rupture. | 04-15-2010 |
20100112339 | USE OF POPCORN FOR TIMBER AND COMPOSITE MATERIALS - The present invention relates to the use of popcorn as material that provides structure and that stabilizes dimensions, for lignocellulose-containing molded articles, such as wood/composite materials, and also to the use of popcorn as binder for formaldehyde in wood/composite materials. | 05-06-2010 |
20100136324 | POLYMER COMPOSITE MATERIAL, APPARATUS FOR MANUFACTURING THE SAME AND METHOD OF MANUFACTURING THE SAME - The invention intends to provide a technique for making a dispersion phase of a biomass origin component of a polymer composite material, wherein the dispersion phase is formed in a parent phase of a synthetic polymer, highly minutely and evenly. An apparatus ( | 06-03-2010 |
20100151229 | Thin-layer lignocellulose composites and methods of making the same - In one aspect, the present invention is a thin-layer lignocellulose composite having increased resistance to moisture. The thin-layer lignocellulosic composite includes a mixture of no more than about 95% by weight of a lignocellulosic fiber and at least about 5% by weight of an organic isocyanate resin. The mixture further includes short fibers and a release agent that does not interfere with subsequent processing of the thin-layer lignocellulosic composite. The mixture is pressed between two dies at an elevated temperature and pressure and for a sufficient time to form a thin-layer composite of predetermined thickness, and to allow the isocyanate resin to interact with the lignocellulosic fiber and short fibers such that the resultant thin-layer composite has a predetermined resistance to moisture. | 06-17-2010 |
20100233468 | Biodegradable nano-composition for application of protective coatings onto natural materials - The invention relates to a method for manufacturing a biodegradable composition containing nano-particles of cellulose for forming a protective coating on natural materials. It is an object of the invention to provide a composition for forming a protective coating layer on a biodegradable natural material that imparts to the material improved waterproofing and grease-resistant properties. It is another object to provide a composition for forming a protective coating on natural biodegradable materials that is based on the use of nano-cellulose particles and that protects these materials from swelling, warping, and mechanical damage during contact with water, other aqueous liquids, or grease. | 09-16-2010 |
20100304126 | METHOD AND SYSTEM FOR COATING WOOD SUBSTRATES USING ORGANIC COAGULANTS - Engineered wood product edges are protected by applying a two part edge sealing composition to at least one edge surface. The two part edge sealing composition can improve holdout, hide, and water resistance. An edge sealing system and substrates coated with the sealing system are provided. | 12-02-2010 |
20110165411 | PROCESS FOR THE PREPARATION OF A PANEL - The present invention relates to a process for the preparation of a panel comprising ligno-cellulose particles such as a strand-like particles, comprising the steps of treating ligno-cellulose particles at least partially covered with epicuticular wax ( | 07-07-2011 |
20110189473 | Lignocellulosic Products And Methods Of Forming The Same - A lignocellulosic product comprises a plurality of lignocellulosic pieces, and an isocyanate component and a processing aid disposed on the pieces. The processing aid is reactive with the isocyanate component, comprises a graft polyol having a continuous and discontinuous phase, and can be used to form a lignocellulosic composite article. The processing aid is useful for imparting the composite article with moisture resistance, swelling resistance, and toughness, as well as providing cold-tack during manufacture of the composite article from the product. The continuous phase comprises an isocyanate-reactive component. The discontinuous phase comprises polymeric particles. The isocyanate component and the processing aid are present in the product a combined amount of from about (1) to about (25) parts by weight based on (100) parts by weight of the product. The composite article can be various engineered lignocellulosic composites, such as oriented strand board (OSB), particleboard (PB), scrimber, or fiberboard. | 08-04-2011 |
20110305897 | WOOD CHIP DRYING SYSTEM FOR DRYING WOOD CHIP AND ASSOCIATED METHOD FOR DRYING WOOD CHIP - A wood chip drying system for drying wood chip includes a furnace, a drier for the wood chip and a recirculation apparatus for the recirculation of exhaust vapors into their drier. The recirculation apparatus has an exhaust vapor heater, and the wood chip drying system is designated to reduce organic compounds present in the exhaust vapor prior to the recirculation into the drier. The exhaust vapor heater includes a regenerative and/or catalytic heat exchanger which is arranged downstream after the drier and which is designated so as to heat up the exhaust vapor to a temperature which is high enough to oxidize at least a majority of particles present in the exhaust vapor. | 12-15-2011 |
20120251817 | FIRE-RESISTANT "ORIENTED STRAND BOARD" MATERIAL - Fire-resistant OSB (oriented strand board) material consisting of a middle layer and two outer layers, wherein the layers primarily consist of bonded wood flakes. There are one or more fire-retardant agents in the middle layer and one or both outer layers, and the nature and/or the concentrations of them in the middle layer are different from the nature and/or the concentrations of them in one or both outer layers. | 10-04-2012 |
20120251818 | PAPER OR PAPERBOARD SUBSTRATE, A PROCESS FOR PRODUCTION OF THE SUBSTRATE AND A PACKAGE FORMED OF THE SUBSTRATE - The present invention relates to a paper or paperboard substrate having barrier properties which substrate comprises a first fiber based layer, a second layer comprising microfibrillated cellulose and a third layer comprising a polymer. The invention further relates to a process for the production of said substrate and a package formed of said substrate. | 10-04-2012 |
20130071648 | Multilaminar tag material - A three layer tag material constructed of a top layer of polymer bonded to the emulsion side of a micro-encapsulated carbonless paper which in turn is bonded to the uncoated side of a coated one side paper to form a composite construction the individual layers of which are not thereafter generally separable from one another. The resulting composite construction is a laminated two-sided printable tag material with both sides being printable by traditional printing methods, or which can be subjected to either metal stamping or embossing applied to either surface of the tag to furnish print material upon said tag. The total tag caliper is reliant on the sum of the calipers of the three different layers that can be customized for specific applications by varying the calipers of one or more of the different components. An additional layer of clear laminate may be adhered to the coated side of the coated one side paper, on the bottom, for additional print protection. | 03-21-2013 |
20130273350 | NANOCELLULOSE SURFACE COATED SUPPORT MATERIAL - The present invention relates to a process for the production of a surface coated support material wherein said process comprises contacting a support material with an aqueous dispersion of nanocellulose. The surface coated support material can be used in a composite material. The invention therefore further relates to the surface coated support material per se, a composite comprising the material, a process for the production of the composite material and an article produced from the composite material. | 10-17-2013 |
20140113128 | PREGELATINIZED STARCH WITH MID-RANGE VISCOSITY, AND PRODUCT, SLURRY AND METHODS RELATED THERETO - Disclosed are product (e.g., panels), slurry, and methods relating to a pregelatinized starch having a mid-range viscosity (i.e., from about 20 centipoise to about 700 centipoise), and an extruded pregelatinized starch. | 04-24-2014 |
20140199541 | LAMINATE, METHOD FOR PRODUCING SAME, AND GAS BARRIER MATERIAL - A laminate having high adhesion between a fine cellulose layer and a base material, a method for producing the same, and a gas barrier material. The laminate is such that a fine cellulose layer containing fine cellulose having a carboxyl group is laminated on the base material, and a mixed layer in which the fine cellulose is mixed in the base material is further interposed between the base material and the fine cellulose layer. This laminate can be produced by coating the base material with a dispersion containing fine cellulose having a carboxyl group, swelling the base material with the thus coated dispersion, and drying the swollen base material and the coated dispersion. The laminate may also be produced by providing a swollen base material, coating the swollen base material with a dispersion containing fine cellulose having a carboxyl group, and drying the base material and the coated dispersion. | 07-17-2014 |
20150086775 | SOY-BASED ADHESIVES WITH IMPROVED LOWER VISCOSITY - The technology is directed towards soy-based adhesive compositions having improved viscosity properties due to the use of soy flour having a particular particle size distribution. These compositions are useful for making lignocellulosic composites or engineered wood products. | 03-26-2015 |
20160097152 | NANOCELLULOSE SURFACE COATED SUPPORT MATERIAL - The present invention relates to a process for the production of a surface coated support material wherein said process comprises contacting a support material with an aqueous dispersion of nanocellulose. The surface coated support material can be used in a composite material. The invention therefore further relates to the surface coated support material per se, a composite comprising the material, a process for the production of the composite material and an article produced from the composite material. | 04-07-2016 |
20160102409 | USE OF CHARGED CELLULOSE NANOCRYSTALS FOR CORROSION INHIBITION AND A CORROSION INHIBITING COMPOSITION COMPRISING THE SAME - There is provided the use of cellulose nanocrystals as a corrosion inhibitor for inhibiting corrosion of a metal object made of steel. The use includes using acid to impart ester groups onto the cellulose nanocrystals. The use includes dispersing an effective corrosion inhibiting amount of the cellulose nanocrystals having the ester groups within a composition comprising a carrier essentially consisting of water. The cellulose nanocrystals are provided in an amount equal to or greater than 0.1% by weight of the carrier and equal to or less than 3.0% by weight of the carrier. The use includes applying an effective corrosion inhibiting amount of the composition to the metal object such that the composition is adapted to inhibit corrosion of the metal object by 8% or more. | 04-14-2016 |