KRONOTEC AG Patent applications |
Patent application number | Title | Published |
20150298346 | METHOD FOR REDUCING THE EMISSIONS OF VOLATILE ORGANIC COMPOUNDS FROM WOODEN MATERIALS AND WOODEN MATERIAL - A process for production of wood-base materials from lignocellulosic comminution product is disclosed. The wood-base materials are treated with at least one additive in the course of their production to reduce or diminish the emission of volatile organic compounds (VOCs) and, optionally, very volatile organic compounds (VVOCs), in particular terpenes and acids. The treatment is effected with one additive, being a porous carbon, like activated carbon. In another aspect, the present application is directed to the use of porous carbon, in particular, activated carbon, to reduce or diminish the emission of VOC, and optionally, VVOC, to reduce or diminish the emission of terpene and acids and aldehydes. Also, wood-base materials which are obtainable with the process or wood-based materials produced by using the additives mentioned above and which have reduced emission of VOCs, in particular terpenes and acids but also aldehydes are disclosed. | 10-22-2015 |
20140363664 | Use of Modified Nanoparticles in Wood Materials for Reducing the Emission of Volatile Organic Compounds (VOCs) - The present invention relates to the use of modified nanoparticles in wood based panels, in particular OSB-panels for reduction of the emission of volatile organic compounds (VOCs). The invention further relates to a wood based panel containing the modified particles and to a method for producing such a wood based panel. | 12-11-2014 |
20140216628 | WOOD MATERIAL BOARD HOT-PRESSING DEVICE AND OPERATION PROCESS FOR SUCH A DEVICE - A wood material board hot-pressing system with a primary circuit includes a supply pipe for discharging of hot heat transfer fluid from a heat generator and a return pipe for supplying cooled heat transfer fluid to the heat generator. A secondary circuit features a pressing device for pressing wood material boards. A supply channel supplies heat transfer fluid to the pressing device and a return channel returns cooled heat transfer fluid to the primary circuit. A controlling device contains a control valve and is configured to control a flow of heat transfer fluid from the primary circuit to the secondary circuit. A secondary circulation pump with variable output is set up to circulate the heat transfer fluid in the secondary circuit. The controlling device features a heat output recording device and is configured to automatically control a level of heat output (P) supplied to the pressing device. | 08-07-2014 |
20140044958 | METHOD AND SYSTEM FOR APPLYING PARTICULATE SOLIDS ON A SUBSTRATE - The present invention relates to a method for spraying particulate solids onto a substrate, comprising the steps of:
| 02-13-2014 |
20130331484 | Hybrid Adhesive and the Use Thereof in Engineered Wood Boards - The present invention relates to a hybrid adhesive, in particular for use in the production of engineered wood such as particle boards, fiber boards, plywood or glued-laminated timber, comprising at least one polycondensation adhesive, at least one polyaddition adhesive, and at least one particular, in particular a nanoparticle smaller than 500 nm, wherein the at least one particle is modified with at least one compound of the general Formula (I) R | 12-12-2013 |
20130233463 | METHOD AND DEVICE FOR THE WET GLUING OF WOOD FIBRES - A method for the wet gluing of wood fibres, which have been previously defibrated in a refiner ( | 09-12-2013 |
20130008127 | PANEL, ESPECIALLY FLOOR PANEL - A panel, in particular floor panel, with a core of wood material or a wood material/plastic mixture, a top side and a bottom side, which panel has on at least two opposite lateral edges a profiling corresponding to one another such that two identically embodied panels can be connected and locked to one another by an essentially vertical joining motion in the horizontal and vertical directions, wherein the locking in the vertical direction can be brought about by at least one tongue element movable in the horizontal direction, which element snaps into place during the joining motion behind a locking edge extending essentially in the horizontal direction, is characterized in that the tongue element is formed in one piece out of the core. | 01-10-2013 |
20120107497 | METHOD AND SYSTEM FOR APPLYING PARTICULATE SOLIDS ON A SUBSTRATE - The present invention relates to a method for spraying particulate solids onto a substrate, comprising the steps of:
| 05-03-2012 |
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 |
20110274902 | DERIVED TIMBER MATERIAL BOARD AND A METHOD FOR PRODUCING A DERIVED TIMBER MATERIAL BOARD - A derived timber material board, having at least three layers made of a derived timer material is provided. At least a middle layer thereof is made of a mixture of derived timber material and a foamed plastic. The middle layer additionally has at least one foamed natural material. | 11-10-2011 |
20110237713 | METHOD FOR REDUCING THE EMISSON OF ALDEHYDES AND VOLATILE ORGANIC COMPOUNDS OF WOOD MATERIAL - The present invention relates to a method for the production of wood material made of fragmentation products containing lignocelluloses, wherein these wood materials have a reduced emission of volatile organic compounds, aldehydes, particularly formaldehyde. Specifically, the invention relates to methods for the production of wood materials having reduced emission of volatile organic compounds and aldehydes, wherein a certain combination of compounds is utilized in order to prevent the emission of volatile organic compounds and aldehydes, particularly formaldehydes, from the produced wood material. The present invention further relates to wood material that can be produced according this method, particularly OSB panels, particle board, and MDF panels. Finally, the present invention provides compositions suitable in the treatment of wood material to reduce the emission of aldehydes, particularly formaldehyde and volatile organic compounds. | 09-29-2011 |
20110020656 | Process for Functionalizing Hard Material Particles - A process for functionalizing hard material includes reacting at least one anchor molecule with at least one hard material particle, where an anchor molecule has at least one silane bonding group and at least one polymerizable group. A functionalized hard material, in particular a-alumina, and surface coatings containing functionalized hard material, and a workpiece, in particular a wood material panel, an abrasive or a clutch disc, which is in each case provided with a surface coating containing functionalized hard material are described. | 01-27-2011 |
20110014441 | PANEL MADE OF A WOODEN MATERIAL WITH A SURFACE COATING - A panel made of a wooden material with a surface coating has an undercoat which is applied to the wooden material and at least one lacquer coating and a functional component. There is produced a panel made of a wooden material with a low-cost surface coating which can be applied easily and is optically appealing. | 01-20-2011 |
20100206435 | METHOD OF INSERTING CONNECTING ELEMENTS IN THE END FACES AND/OR LONGITUDINAL SIDES OF TECHNICAL WOOD PRODUCTS - A method of inserting wooden or plastic connecting elements into at least one of end faces and longitudinal sides of technical wood products which are continuously conveyed along a device. The technical wood products have two opposing planar surfaces, the end faces connect the opposing planar surfaces and have a relatively small surface area compared to the two opposing planar surfaces. At least one of the end faces and the longitudinal sides have grooves for receiving the connecting elements. The method includes providing an inventory of pre-fabricated connecting elements. Cutting and separating the connecting elements and transferring the connecting elements from the inventory into magazines. Grasping individual ones of the connecting elements from the magazines with a transfer device and lifting or lowering the individual connecting element to the height of the groove in the technical wood products. Pressing the individual connecting element into the groove of the continuously conveyed technical wood products with a press-in unit in a program-controlled manner. | 08-19-2010 |
20100088993 | FLOOR PANEL - A floor panel is bounded in a horizontal plane by a top side, which is provided with a decorative layer, and an underside, which is provided for bearing on an underlying surface. The floor panel is provided with connecting structure for the releasable connection of at least two panels. The connecting structure is formed on at least one first side edge such that locking takes place in the transverse direction and vertical direction. A form-fitting element for locking in the vertical direction with a further panel is formed on a second side edge, which runs at an angle to the first side edge. A tongue is formed on the first side edge, the tongue extending in the longitudinal direction of the side edge, and a recess, corresponding to the tongue, is formed on an opposite side edge. | 04-15-2010 |
20090142611 | INSULATION BOARD MADE OF A MIXTURE OF WOOD BASE MATERIAL AND BINDING FIBERS - The invention relates to an insulation material board composed of a wood material/binder fiber mixture and to a method for producing an insulation material board, in which an additive with a thermally resistant core and with a thermally activatable coating is added to the mixture, and the thermally activatable coating is activated by the supply of heat. An insulation material board may be composed of a wood material/binder mixture, including an additive having thermosetting and thermoplastic portions, wherein the thermosetting portion is a thermosetting plastic that forms a core and the thermoplastic portion forms a thermally activatable coating that at least partially encloses the core. | 06-04-2009 |
20090133358 | FLOOR PANEL AND METHOD OF LAYING A FLOOR PANEL - A floor panel including structure for releasably connecting at least two panels. A tongue is formed extending in the longitudinal direction of the side edge and corresponding recess is formed opposite it. The recess comprises a top lip and a bottom lip, and the bottom lip forms a shoulder with a front shoulder side. The shoulder blocks the panels in the transverse direction. An undercut is adjoined by a recess, with a bearing region which corresponds to the shoulder, and a wall, which, with the front shoulder side in the installed state, is located opposite the latter. Form-fitting elements are formed on the wall and the front shoulder side that, in the installed state, engage one inside the other and bring about locking in the vertical direction. An underside of the tongue and a top side of the bottom lip runs parallel to the top side. | 05-28-2009 |
20080292795 | Process of manufacturing a wood fiberboard, in particular floor panels - A wood fiberboard, in particular floor panel, includes an HDF support board with a top side and an underside, the top side having a decoration, preferably a wood or tile decoration, is distinguished in that the decoration is printed directly onto the top side of the support board and is covered by at least one layer of a transparent synthetic resin. | 11-27-2008 |