Patents
Patents for B32B 21 - Layered products essentially comprising wood, e.g. wood board, veneer, wood particle board (8,149)
12/1991
12/18/1991CN2090763U 木质蜂窝胶合板 Cellular wood veneer
12/17/1991US5073431 Method of embodying multi-ply laminates with an external ply in quality wood or vegetable tissue, for veneering and for use in manufacturing stitched goods, and the product obtained with such a method
12/10/1991US5071940 Pulverulent or fibrous filler and carbonic ester
12/10/1991US5071688 Building plywood product
12/03/1991US5069977 Method of producing a multi-ply solid wood structure
11/1991
11/27/1991EP0458597A2 Fiberglass reinforced polyester laminated hardboard panels
11/25/1991CA2041894A1 Fiberglass reinforced polyester laminated hardboard panels
11/12/1991US5064592 Process of producing surface hardened woody decorative sheets
10/1991
10/23/1991EP0453025A1 Reinforced veneer laminate consisting of at least one layer of veneer and at least one layer comprising polyethylene fibres
10/22/1991US5059472 Multi-ply wood product
10/22/1991US5059466 Chipboard and its manufacture
10/22/1991US5058356 Decorative structure
10/10/1991DE4110640A1 Laminate FRP construction wood prods. - consists of e.g. veneer or chipboard bonded to unidirectional or crossed fibre FRP in the form of e.g. three, four or more ply boards
10/09/1991EP0450731A1 Panel-type insulation element for roofs or outside walls
10/02/1991DE4010307A1 Automated prodn. of boards from wooden blocks of glued strips - by forming sheets from blocks, inserting glued core layer on one block sheet, placing second block sheet on top, and pressing
10/02/1991CN2085717U Equipment for forming plywood made of cuticle of tobacco stem
10/01/1991USRE33703 Method of producing laminated plate
10/01/1991CA1290091C Process for the preparation of urea-formaldehyde resins
09/1991
09/25/1991EP0447670A2 Apparatus and process for the manufacture of multiply wood products
09/19/1991WO1991013755A1 A paneling board with a wooden sight surface, and method of manufacturing same
09/18/1991CN2084867U Ply-bamboo
08/1991
08/20/1991US5041322 Flooring panels for flat platform trailers
08/20/1991US5040582 Multi species laminated veneer lumber
08/07/1991EP0440066A2 Process for the forming of a covering element particularly for vehicle interiors and the covering element manufactured with said process
08/01/1991DE4002593A1 Decorative sheet with profiled surface - is produced by extruding polystyrene on to real decorative veneer, hot pressing, thermo-forming and forming polystyrene behind the sheet
07/1991
07/31/1991CA2035225A1 Process for the forming of a covering element particularly for vehicle interiors and to the covering element manufacturing with said process
07/10/1991CN1052811A Method for bonding wood materials
07/03/1991EP0435273A2 Plywood
06/1991
06/19/1991EP0432578A2 Method for bonding wood materials
06/12/1991EP0431734A2 Composite panel
06/12/1991EP0431574A2 Composite molded article and method for manufacturing the same
05/1991
05/29/1991EP0429253A2 Panel
05/16/1991CA2030113A1 Panel
05/08/1991EP0426015A2 Multiply wood products such as beams, planks and glued boards and process for their manufacture
05/02/1991CA2028923A1 Method for the production of multiply wood structures
05/01/1991CN1051007A Plywood made of wood from guangdong province
04/1991
04/30/1991CA1283592C Preparation of laminated material
04/24/1991CN1050849A Luxurious decorative board and its producing technology
04/16/1991US5008365 Heating under acidic conditions to increase the viscosity of the solution; storage stability, reduced gel time; particle board
03/1991
03/05/1991US4997905 Process for the preparation of aminoplastic resins having very low formaldehyde emission rates
02/1991
02/21/1991WO1991001878A1 Laminated wood product
02/12/1991CA1280060C Method of producing laminated plate
02/06/1991EP0411452A2 Low density multilayer marine plywood and synthetic rubber panel and process for manufacture thereof
01/1991
01/24/1991DE3922688A1 Method of making stable light composite boards - by alternate pressing of layers in mould
01/02/1991CN1048185A Once-combined hemp plate
12/1990
12/19/1990EP0402785A1 Method for preparation of a moulded article from compressed particles and phenol resin
12/16/1990CA2018987A1 Process for the production of a molded body comprising pressed particles and a phenolic resin
12/12/1990CN1047641A Plywood
12/05/1990EP0401169A2 Method of making a laminate in the form of a band or strip, the laminate produced thereby and its use
11/1990
11/28/1990CN2066386U Plastic and bamboo combined fascia
11/27/1990US4973507 Thin wood laminate panel and method of fabrication
11/14/1990EP0397510A2 Laminated paperboard container with absorption resistance means, and blank for constructing same
11/14/1990EP0396891A2 Fiber reinforced thermoplastic composites as fire/heat barriers for combustible substrates
11/11/1990CA2015361A1 Laminated paperboard container with absorption resistance means, and blank for constructing same
11/07/1990CN2065149U Chart blackboard specially adapted for teaching
11/07/1990CN2065132U Decorative board stuck with bamboo pieces
11/06/1990US4968772 Binders for wood fibers and particles
11/06/1990US4968549 Laminated material made of annual lignocellulosic stalks
10/1990
10/31/1990EP0394370A1 A method for the manufacture of chipboard, and chipboard manufactured in accordance with the method.
10/18/1990DE3911948A1 Veneer surfaces - for furniture etc. fixed by magnetic attraction
10/17/1990CN1046123A Production process of photosensitive decorative board
10/10/1990EP0391210A2 Composite element for construction
09/1990
09/19/1990EP0387902A2 Method for manufacturing laminated panels, especially for floors
08/1990
08/29/1990EP0383877A1 Composite construction elements with tridimensional armatures
08/29/1990EP0383853A1 Method of making a protective and/or decorative coating and the coating made by this method.
08/22/1990EP0383098A1 Curing mixture for curing alkaline phenol-formaldehyde resins
08/10/1990CA2008814A1 Curing agent mixture for curing alkaline phenol/formaldehyde resins
08/02/1990DE3902705A1 Process for continuously producing a sheet web and simultaneously coating it on one and both sides
07/1990
07/26/1990WO1990007986A1 Thin wood laminate panel and method of fabrication
07/17/1990US4942084 Reconstituted wood veneer covered structural elements
07/11/1990EP0376993A1 A method of embodying multi-ply laminates with an external ply in quality wood or vegetable tissue, for veneering and for use in manufacturing stitched goods, and the product obtained with such a method.
06/1990
06/20/1990CN2058375U Bamboo-wood compound plate
06/05/1990US4931124 Method of making veneer laminate composite structure
05/1990
05/31/1990WO1990005709A1 Composite material and method of producing
05/30/1990EP0370703A1 Composite material and method of producing
05/30/1990EP0370353A2 Method of making a postforming-laminate
05/29/1990CA1269602A1 Base-activated wood polymer adhesive system
05/22/1990US4927572 Method of making a decorative panel with improved surface characteristics
04/1990
04/12/1990DE3834263A1 Process for improving the surfaces of mouldings of wood-based materials, extending over the side faces
04/11/1990EP0363187A2 Improved means for constraining a rumen drug delivery device in a rolled configuration
04/10/1990US4915766 Preparation of wood laminates using high moisture content veneers
03/1990
03/27/1990US4911969 Colored, clean resin layer and glass fiber layer with small wooden pieces; multilayer
03/08/1990DE3829170A1 Veneer panel for fitting on doors and the like and process for production of the same
02/1990
02/21/1990CN1039765A Method of making polyester resin decorating board
02/14/1990EP0354516A1 Binder compositions for lignocellulosic composites and process for the preparation thereof
01/1990
01/30/1990CA1265031A1 Structural glued-laminated timber
01/25/1990WO1990000474A1 Composite construction elements with tridimensional armatures
01/17/1990CN1038788A Compound grp sheet
12/1989
12/28/1989WO1989012511A1 Method of making a protective and/or decorative coating and the coating made by this method
12/20/1989EP0346864A2 Production method for multi-layered fibre boards
12/13/1989EP0346054A1 Adhesive compositions
11/1989
11/30/1989WO1989011240A1 Sandwich board and process for manufacturing it
11/30/1989DE3817224A1 Sandwich panel
11/30/1989DE3817182A1 Process for producing a sandwich panel
10/1989
10/26/1989DE3811863A1 Floor or panelling element and corresponding production process
10/11/1989CN1005394B Method for prodcing laminated plate
10/05/1989WO1989009130A1 A method of embodying multi-ply laminates with an external ply in quality wood or vegetable tissue, for veneering and for use in manufacturing stitched goods, and the product obtained with such a method
09/1989
09/26/1989CA1259896A1 Method for the manufacture of a veneer beam
09/21/1989WO1989008539A1 A method for the manufacture of chipboard, and chipboard manufactured in accordance with the method
09/12/1989US4865912 Heat sealable layer of high or low density polyethylenes or ethylene copolymers with acrylic acid or vinyl acetate, metal foils; for wallboards
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