253results about "Fibreboard" patented technology

The present invention is directed to a biodegradable container in combination with a liquid personal care composition comprising: a biodegradable vessel having at least one opening and a biodegradable cover for the opening wherein the container, a liquid personal care composition comprising from about 14% to about 50% water; from about 20% to about 70% of a humectant; wherein there is a Water Activity (Aw) of about 0.40 to about 0.90.

The present invention relates to a composition (the composition of the invention) comprising a component A consisting of a polylysine component, an XL component and a fibrous component consisting of at least one fibrous element comprising plant fibers, and wherein the fibrous element is free of any fibers other than plant fibers, and wherein the component A comprises a polylysine component, an XL component, and a fibrous component consisting of at least one fibrous element comprising plant fibers. And wherein the composition is free of any fibers other than the plant fibers of the fiber component. The invention further relates to a method for obtaining an object from the composition according to the invention. The invention further relates to objects (objects of the invention) obtained by said method, such as sheets, strips, bars, strips, films, cloths, containers, panels, panels, beams, frames, slats, engineered wood, such as fiberboards. The invention further relates to an article (article of the invention) comprising a) a component that is solid at 23 DEG C and 1 atm; and one or both of b) and c) wherein b) is the composition of the invention and c) is the object of the invention. The invention further relates to various uses of any one or any combination of the composition of the invention, the object of the invention and the article of the invention.

The present invention relates to a composition (the composition of the invention) comprising a component A consisting of a polylysine component, an XL component and a fibrous component consisting of at least one fibrous element comprising plant fibers, and wherein the fibrous element is free of any fibers other than plant fibers, and wherein the component A comprises a polylysine component, an XL component, and a fibrous component consisting of at least one fibrous element comprising plant fibers. And wherein the composition is free of any fibers other than the plant fibers of the fiber component. The invention further relates to a method for obtaining an object from the composition according to the invention. The invention further relates to objects (objects of the invention) obtained by said method, such as sheets, strips, bars, strips, films, cloths, containers, panels, panels, beams, frames, slats, engineered wood, such as fiberboards. The invention further relates to an article (article of the invention) comprising a) a component that is solid at 23 DEG C and 1 atm; and one or both of b) and c) wherein b) is the composition of the invention and c) is the object of the invention. The invention further relates to various uses of any one or any combination of the composition of the invention, the object of the invention and the article of the invention.

The current invention concerns a fire retardant composition for use in wood composite panels, either comprising a fire retardant agent or an intumescent formulation, whereby the pH of a 10% aqueous solution of said composition lies between 3.5 and 8.5. The present invention also provides for a specific use of the composition in fire retardant wood composite panels, the respective method for producing those panels, as well as the resulting wood composite panels themselves.

Methods and apparatus for vacuum forming and subsequently applying topical coatings fiber-based food containers. The slurry includes one or more of an embedded moisture barrier, vapor barrier, and oil barrier, and the topical coating comprises one or more of a vapor barrier, a moisture barrier, an oil barrier, and an oxygen barrier. For food containers having deep sidewalls, a spray coating system includes a first nozzle for applying a full cone spray pattern to the bottom surface of the container, and a second nozzle for applying a hollow cone spray pattern to the inside surfaces of the side walls.

Method for producing of a sound-absorbing panel (F), comprising a step of preparing a predetermined amount of cellulose fibres and a step of immersing the cellulose fibres in a first water basin (100) to form a cellulose pulp (P1). The method then comprises a step of preparing a predetermined amount of textile fibres (V) and a step of mixing, in water, the cellulose pulp (P1) with the textile fibres (V) to obtain a final pulp (P3) and a step of depositing the final pulp (P3) on a forming mould (300). The method then comprises a step of pressing at least the final pulp (P3) in order to cause an at least partial removal of the water contained in the final pulp (P3) making a fibre mat (T) and a step of drying the fibre mat (T) so as to cause evaporation of the water remained in the fibre mat (T) making a sound-absorbing panel (F).

There is provided a coated paperboard product comprising: - a paperboard substrate; and - a barrier coating, wherein the barrier coating comprises talc and a polyolefin-based binder and wherein the amount of talc in the barrier coating is 15-40 wt-% based on the dry weight of the barrier coating.

A molded pulp product formed from the molding of a three-dimensional pulp slurry. The pulp slurry comprises a natural fiber composition of virgin fibers which have not been recycled and are derived from plant materials. The natural fiber composition includes hemp fibers which have been micronized to suitable length and combined with pulverized hemp shive to form a fibrous matrix. The molded pulp product is formed from a vacuum molding process, thermoforming process, custom air-burst molding process, or other molding process wherein the slurry is applied to a three-dimensional mold and a three-dimensional product is formed. The resulting packaging product is one hundred percent biodegradable.

The current invention concerns a fire retardant composition for use in wood composite panels, either comprising a fire retardant agent or an intumescent formulation, whereby the pH of a 10% aqueous solution of said composition lies between 3.5 and 8.5. The present invention also provides for a specific use of the composition in fire retardant wood composite panels, the respective method for producing those panels, as well as the resulting wood composite panels themselves.

A computer-implemented method for estimating at least one quality parameter of paperboard produced in a paperboard production subprocess of a paperboard processing pipeline by a data-driven module having a preprocessing module and a machine-learning module. Sensor data is acquired along the processing pipeline. Features are extracted from the sensor data by the preprocessing module. The machine-learning module is trained to reproduce target quality values from historical features. After training, the machine-learning module processes real-time features and estimates at least one quality parameter. A system implements the computer-implemented method and to a paperboard production machine includes such a system.

According to an example aspect of the present invention, there is provided a method comprising: in a mould, forming a multi-layered foamed fibrous structure from foamed fibrous compositions, wherein each of the foamed fibrous compositions comprises cellulosic fibres, water, air, and at least one foaming agent; dewatering the foamed fibrous structure; hot-pressing the dewatered structure, to obtain a moulded fibrous product, wherein said at least one foaming agent comprises at least one surface-active foaming agent and / or at least one polymeric foaming agent, and wherein at least one of the foamed fibrous compositions comprises a hydrophobic agent.

The present invention describes a method for treating cellulosic materials with a composition comprising hemicellulose and / or lignin and a sucrose fatty acid ester to modify the barrier function of such materials. The disclosed method uses hemicellulose or lignin in combination with a sugar fatty acid ester to form a film on the cellulosic material, and the disclosure includes providing products made by such methods. Materials so treated exhibit more effective barrier function and mechanical properties and can be used in any application where such characteristics are desirable.

The invention relates to a method for producing a wood fiber material (32), comprising the steps of providing fiber material (30), burning a fuel (24) in a furnace (16) so that exhaust gas (27) is produced, drying fiber material (30) in a dryer (28) using the exhaust gas (27) so that dried fiber material (32) and vapors (34) are produced, and discharging vapors (34) into the environment (44), comprising the step of returning a portion of the vapors (34) to the furnace (16) so that volatile organic substances contained in the returned vapors (34) are burned.

The process for the production of particle board, MDF board or HDF board comprises the step of recycling particle board material, MDF and / or HDF board material in which recycled chips and / or recycled wood fibers are produced. The process comprises the step in which the particle board material, the MDF and / or HDF board material is wetted, heated and pressurized, wherein this material is kept under pressure and at an elevated temperature for a certain time. The process comprises the step of supplying the recycled chips and / or the recycled wood fibers as base material in a production process of particle board, MDF board or HDF board.

A process for producing a fiberboard from wood fibers and / or other lignocellulosic fibers using a wet process, in which water (9) is added to the fibers (7) to form a suspension (10) with a fiber content of 10 wt.% or less, in which the suspension (10) is pumped onto a long screen (11) and dewatered by gravity to form a fiber fleece cake (13), characterized in that the fiber fleece cake (13) is fed to a squeezer (14) and mechanically dewatered to a residual moisture content of less than 20 wt.% to form a fiber fleece (16), and the fiber fleece (16) is then transferred to a continuously operating hot press (18) and pressed there to form a fiberboard (19) under heat input.

The invention discloses an antibacterial and bacteriostatic bamboo-wood fiber-based food material packaging box and a preparation method thereof, and relates to the technical field of packaging materials. The packaging box is composed of a paper base layer and an antibacterial coating on the surface of the paper base layer. Wherein the paper base layer is made of mixed paper pulp; the antibacterial coating is obtained by coating the surface of the paper base layer with an antibacterial coating; the antibacterial coating is prepared from the following raw materials in parts by mass: 30 to 40 parts of deionized water, 2 to 2.4 parts of polyvinyl alcohol, 1.2 to 1.5 parts of glycerol, 6.7 to 7.3 parts of antibacterial particles, 0.1 to 0.4 part of rosmarinic acid and 0.5 to 0.8 part of modified silicon dioxide; the antibacterial particles are formed by mesoporous carrier materials loaded with wormwood essential oil. Due to the introduction of components such as the antibacterial particles and the modified silicon dioxide, the long-acting antibacterial, waterproof and fresh-keeping capacities of the bamboo-wood fiber-based food material packaging box are effectively improved. Therefore, the method has a wide application prospect.

Floor, Wall or Ceiling panel comprising a board (11) and a decorative top layer (12), wherein the decorative top layer (12) is provided on the board. The board (12) is based on MgO and MgChloride or wherein the board (12) is based on MgO and MgSulphate. The decorative layer (12) comprises a printed paper sheet (decor) (17) being treated with a resin, such as melamine formaldehyde (MF), polyurethane (PU), latex, acrylate dispersion or a combination thereof. The decorative top layer (12) is applied to the board by means of a direct pressure lamination (DPL) process.

A method for preparing a thermoplastic composition comprising grafted cellulose and optionally grafted hemicellulose is disclosed. The method includes providing a composition comprising cellulose and optionally hemicellulose, dissolving the cellulose and optionally hemicellulose of the composition at least partially, thereby obtaining a solution comprising solubilized cellulose and optionally solubilized hemicellulose, extruding the cellulose and optionally hemicellulose into a shape, such as a filament, a bead, a 3D object, or a molded article, and treating the shape with cyclic ester monomer, such that the cyclic ester monomer reacts with the cellulose and optionally hemicellulose contained in the shape, thereby at least partially grafting the cellulose and optionally hemicellulose with the cyclic ester monomer, thereby obtaining a thermoplastic composition.

Molded pulp containers with fused junctions and methods of making of same are provided. The present invention provides a pulp container, comprising a molded pulp body, wherein the body comprising a bottom and at least one side wall forming a cavity, wherein the at least one side wall comprising a upper rim, a neck, wherein the neck comprising a upper closure part and a lower rim, a fused junction, wherein a part of the upper rim of the at least one sidewall of the body and a part of the lower rim of the neck are aligned and fused together. The fused junction may be formed by ultrasonic welding.

The invention relates to a method (2) for manufacturing a moulded fiber packaging unit (46, 52, 72, 92, 102, 202, 302, 402, 502, 602), the method comprising the steps of: - preparing (4) a mouldable fiber material (22); - forming (6) the mouldable fiber material in a mould into a primary packaging unit (30) with a compartment; - bringing (10) the primary packaging unit to a lamination temperature; - providing (13a) a laminate layer (58); - positioning (12) a lamination plug (54) with the laminate layer at least partly in the compartment of the primary packaging unit; and - attaching (16) the laminate layer to the fiber material of the packaging unit.

This invention relates to a method for manufacturing paper or paperboard from a fiber suspension, the method comprising the following steps: a) injecting a P3 polymer into a cellulose fiber suspension; b) forming paper or paperboard; c) drying the paper or paperboard. Prior to step a), a P3 polymer is prepared from a water-soluble P1 polymer of at least one nonionic monomer selected from acrylamide, methacrylamide, N,N-dimethylacrylamide, and acrylonitrile. The P1 polymer is subjected to a Re1 reaction to obtain a P2 polymer, which is then subjected to a Re2 reaction to obtain the P3 polymer. The P3 polymer is then subjected to a Re2 reaction. The e1 reaction is injected into the fiber suspension within 24 hours of the start of the reaction; the -Re1 reaction comprises the preparation of a P2 polymer containing an isocyanate functional group by reacting (i) an alkali metal hydroxide and / or an alkaline earth metal hydroxide, (ii) an alkali metal hypohalide and / or an alkaline earth metal hypohalide and (iii) a P1 polymer for 10 seconds to 60 minutes; the -Re2 reaction comprises the preparation of a P3 polymer by reacting (iv) a compound containing at least one aldehyde functional group or a compound capable of generating at least one aldehyde functional group with (v) a P2 polymer containing an isocyanate functional group.

The present invention relates to a method for producing a barrier-coated substrate web (10; 25a) coated with a first layer (12a) of a reducing agent and a water-dispersible polymer and a second layer (13a) of reduced graphene oxide. The present invention further relates to a laminate packaging material (20a) comprising the barrier-coated substrate web (10), in particular intended for liquid carton food packaging, and to a liquid carton packaging container made of this laminate packaging material.

The invention relates to a forming station (20) for forming (210), a pre-forming station (30) for pre-forming (220), a hot-press station (40) for final forming (230), a formed component (10) made of an environmentally friendly degradable fiber material (11) in a fiber forming process in a fiber forming plant (100), and such a fiber forming plant (100) for producing formed pieces (10) having the above components (20, 30, 40) in a fiber forming process in a fiber forming plant (100) by a method (200).

The application discloses a paper-based material with uniform internal micropore distribution and a preparation method thereof. The preparation method comprises the steps of pulping, beating, preparing a pore-releasing agent solution, blending, swelling treatment and micropore drying treatment. The paper-based material provided by the application has uniform internal micropore distribution and good elasticity, and is a green and environment-friendly paper-based material which is renewable, degradable and recyclable. The paper-based material with uniform internal micropore distribution has more fine pores and higher energy dissipation characteristics compared with traditional paper-based materials. The microporous paper-based material takes long fibers as a skeleton, and short fibers are filled in the skeleton to form a three-dimensional microporous paper-based material with long and short fibers interwoven with each other, and can be used in the fields of building, packaging and noise reduction.

A board including a plurality of layers having a different composition. At least one of the layers is based on MgO and MgChloride and / or at least one of said layers is based on MgO and MgSulphate. Methods for manufacturing such boards, and methods for manufacturing coated panels include such board.

The present invention relates to a moulded pulp article, the moulded pulp article comprising: a shaped pulp comprising cellulose fibres; and a polymer reinforcement. The polymer reinforcement may be in the form of polymer dispersed throughout the shaped pulp and / or in the form of a polymer interlayer disposed between the shaped pulp and a tactile layer.

The invention relates to a method for producing a folding box blank by means of dry fiber forming, the folding box body formed therefrom and a folding box produced by this method.

This method for producing a cellulose molded body executes: a step for generating an aqueous dispersion containing natural cellulose fibers containing cellulose microfibers having a fiber width of 1 [mu] m or less at a concentration of 10% or less; a step in which the aqueous dispersion is press-molded while being dehydrated at a pressure of 30 kgf / cm or less, and a dehydrated body having a moisture content of 10 times or less of the weight of the cellulose is produced; and a step for drying the dehydrated body at a temperature of 100-150 DEG C (inclusive) and a pressure of 10 MPa or less, thereby producing a cellulose molded body in which the natural cellulose fibers have been amorphous. Amorphous formation of the natural cellulose fibers is specified by the following indexes: crystallinity calculated by Segal method, crystallinity calculated by curve fitting method, crystallinity index, first or second crystallinity calculated from infrared absorption spectrum, oxygen transmission rate, maximum moisture content, and the like.