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7582148 |
Wood preservative composition and wood treatment method
A wood preservative composition comprising an aqueous preservative and 0.001-1.0 wt % of a polyether-modified silicone having a specific structure is provided. The polyether-modified silicone...
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7540906 |
Metal salts of hydrolyzed olefin/maleic anhydride copolymers and their use as wood preservatives
Complexes of copper and/or zinc with hydrolyzed olefin/maleic anhydride copolymers were solubilized in ammoniacal solution providing preservative solutions that fully penetrate wood. With loss of...
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7537841 |
Method and process to reduce surface cracking for coated hardwood composite flooring
The methods for making a coated thin veneer, plank or wood product in which the coated surface does not crack due to instability of the wood involve applying to a veneer, plank or wood product a...
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7497901 |
Tungstate and molybate wood preservatives
Complexes of copper and/or zinc with molybdate and/or tungstate were solubilized in ammonia or ammoniacal solution providing preservative solutions that fully penetrate wood. With loss of the...
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7470313 |
Amino acid-solubilized borate, silicate and zinc compositions and methods for treating wood products
Compositions and methods are provided for treating products containing wood fibers to provide protection against wood destroying organisms and fire, and resistance against leaching of the...
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7462227 |
Ibuprofen complexes as wood preservatives
Complexes of ibuprofen and copper and/or zinc were solubilized in ammoniacal solution providing preservative solutions that fully penetrate wood. With loss of the ammonia from the wood, the...
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7427316 |
Tropolone complexes as wood preservatives
Complexes of tropolone and copper and/or zinc were solubilized in ammoniacal solution providing preservative solutions that fully penetrate wood. With loss of the ammonia from the wood, the...
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7381474 |
Coated hardwood composite flooring having reduced surface cracking
The methods for making a coated thin veneer, plank or wood product in which the coated surface does not crack due to instability of the wood involve applying to a veneer, plank or wood product a...
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7361215 |
Material and method for treatment of timber
A material and method for treating timber. The material comprises a preservative and a carrier. The carrier is selected such that it remains mobile within the wood and provides for migration of the...
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7300502 |
Preservative compositions for wood products
Preservative compositions for wood products are described. The compositions include at least one boron-containing material, such as but not limited to boric anhydride, and at least one...
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7264886 |
Water repellent compositions for wood preservatives
Water-based wax emulsions, optionally for use in conjunction with alkaline copper and/or quaternary ammonium based preservatives systems, are described. These emulsions are comprised of natural or...
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7205052 |
Microbiological abatement coating system
A wood product is made from treating wood with two solutions, in series, including a penetrating solution and a topcoat composition. The penetrating solution is made up of boric acid, a metallocene...
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7192470 |
Preservative compositions for materials and method of preserving same
Preservative composition for various materials and method of preserving the same is disclosed. The preservative composition includes at least one silane-containing material and at least one...
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7179327 |
Wood treatment process and chemical composition
Treatment and preservation of wood, wood fiber products, and porous surfaces with a stabilized solution of periodic acid or iodic acid is provided.
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7128778 |
Preservative compositions for wood products
Preservative compositions for wood products is described. The compositions include at least one boron-containing material, such as but not limited to boric anhydride, and at least one...
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7001452 |
Polymeric wood preservative compositions
The present invention relates to a method and a wood preserving composition which is free of poly-aspartic acid and its derivatives and comprises mixtures of a metal compound, complexing agents...
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6978724 |
Copper complexes and their use as wood preservatives
This invention relates to copper complexes that significantly reduce the decay of wood, cellulose, hemicellulose, and lignin caused by fungi. A process for treating such materials with these...
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6933016 |
Method of increasing latent heat storage of wood products
The heat storage capacity of natural cellulosic products is increased by injecting nucleating products and/or heat storing material into unfilled cells thereby increasing the amount of material...
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6894099 |
Stabilized borax based fire retardant system
This invention relates to a novel stabilized borax based fire retardant system. More particularly, this invention pertains to a borax containing fire retardant system which is stabilized and...
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6821631 |
Method and composition for treating substrates
A method of treating substrates, such as wood, including the steps of applying an alkali silicate solution to one or more substrates and applying an alkali borate solution with boric oxide (B 2 O 3...
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6805910 |
Process for applying coatings
A process for applying a thermoplastic coating to a substrate wherein the gases and other volatiles in a boundary layer between the substrate and the coating are evacuated using a high volume, high...
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6696102 |
Cellulose preservative method and apparatus
A method and apparatus for applying a fluid preservative to wood or wood products has a work tank for maintaining a predetermined concentration of preservative in the fluid. The work tank is...
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6673395 |
Wood impregnation
The present invention relates to a wood-polymer composite, particularly wood which has been impregnated with a mixture containing polymerizable organic compounds, and more particularly to a method...
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6641927 |
Soybean oil impregnation wood preservative process and products
A process for treating wood and wood products is disclosed. Wood is impregnated under pressure with soybean oil or a mixture of vegetable oils with soybean oil, which oil is caused to polymerize...
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6596063 |
Impregnated wood
The invention relates to the impregnation of wood by a solvent-free melt of modified natural resin which is solid at ambient temperature. Besides the modified natural resin, melts according to the...
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6565923 |
Method for manufacturing reinforced oriented strand board
A method for manufacturing reinforced oriented strand boards includes steps of injecting melamine-formaldehyde resin or phenol-formaldehyde resin in finished oriented stand boards, of heating and...
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6537357 |
Treatment of wood, wood fiber products, and porous surfaces with periodic acid and iodic acid
Treatment and preservation of wood, wood fiber products, and porous surfaces with a solution of periodic acid or iodic acid is provided.
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6432553 |
Method of conserving waterlogged materials
A method of preserving waterlogged materials and more specifically, preserving artifacts that have been submerged in water for long periods of time. A method of treating waterlogged materials that...
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6426118 |
Method for pressure treating wood
The present invention is a process for pressure treating wood and includes wood which has been pressure treated by the process. The process comprises infusion into the wood of a solution in water...
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6406749 |
Process for producing a modified lignocellulosic material
A process of chemically modifying wood by impregnating the wood, under vacuum, with ammonia gas; after removal of residual ammonia, and while under pressure, impregnating the ammonia gas...
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6303234 |
Process of using sodium silicate to create fire retardant products
Cellulosic materials, including dimension lumber, plywood, particle board, wafer board, paper, fabric and similar materials, were treated with sodium silicate (Na 2 O.SiO 2 ) in concentrations...
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6274199 |
Wood treatment process
A process for treating a wood substrate with a water-based formulation containing a wax in order to confer water repellency to the substrate comprising the steps of: (a) placing the substrate in...
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6248402 |
Method for treating wood by impregnation
A method for treating wood in which the wood to be treated is placed in a chamber in which a vacuum is produced, where the chamber is filled with a hardening product, in particular a monomer, so as...
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6235403 |
Process of treating wood with preservative
A wood treatment process is disclosed in which in one aspect the wood is impregnated with a waterborne preservative such as CCA at elevated temperature and pressure. The impregnated wood and excess...
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6146766 |
Enhancing the strength, moisture resistance, and fire-resistance of wood, timber, lumber, similar plant-derived construction and building materials, and other cellulosic materials
A sodium silicate polymerization method was used to incorporate sodium silicate and/or other water soluble inorganic fire retardants into an insoluble matrix. By using a vacuum/pressure technique,...
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6142198 |
Application of mechanical stress to improve wood treatability
Application of vibration and/or compression to kiln-dried wood increases the retention and penetration of preservatives in the wood.
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6045865 |
Process for impregnating solid wood and product obtainable by the process
The present invention relates to an enzymatic process for treating a solid wood or laminated solid wood article in a liquid medium containing an oxidase enzyme, an impregnating substance and an...
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6042639 |
Fire retarding composition and a method for impregnation of a combustible material
Fire retarding and smoke inhibiting aqueous composition and a method for a one-step impregnation of aqueous-absorbable--and normally inflammable materials, such as wood, paper and textiles, said...
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5985372 |
Method for preparing antibacterial/antifungal inorganic matter-composited wood
An antibacterial/antifungal inorganic matter is composited with wood by impregnating wood with a solution containing a silicon alkoxide and an antibacterial/antifungal organic silicon compound...
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5866270 |
Method of hardening wooden flooring blanks having improved separation characteristics
A method of hardening wooden flooring blanks by impregnating the wooden flooring blanks with a hardener while the wooden flooring blanks are in a bundle, wherein the bundled hardened wooden...
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5855817 |
Waterproofing and preservative compositions and preparation thereof
Polyhydroxyl and polyether hydroxyl esters of fatty acids and polyether hydroxides are provided as waterproofers. These waterproofers are also combined with quaternary ammonium compositions and a...
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5833741 |
Waterproofing and preservative compositons for wood
The present invention provides a waterproofing wood preservative system comprising a waterproofer selected from the group consisting of an alkyl amine oxide, an alkyl acetoacetate, and a...
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5824370 |
Process for treating wood
A process for treating wood involving impregnation of the wood with a preservative followed by the heat-fixation of the preservative in the wood using a pre-heated aqueous heat transfer fluid to...
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5770319 |
Densification of lignocellulosic material
The invention comprises a method of densifying lignocellulosic material such as wood. The wood is impregnated with a maltodextrin solution under vacuum and/or pressure and the maltodextrin is then...
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5736197 |
Method of waterproofing rigid structural materials
A novel coating for waterproofing and sealing a rigid structural unit using a styrene polymeric film cast from an organic solvent is disclosed. The coating is easily maintained as damaged areas and...
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5733666 |
Aqueous sealer composition for wood surfaces and process
A process of treating wood to reduce the tannin staining of coatings subsequently applied includes the steps of providing a solution of a zirconyl compound in a carrier liquid such as water,...
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5731036 |
Method for preserving wood
A method is described for preserving wood comprising infiltrating the wood with gaseous carbon disulfide and impregnating the wood with an aqueous solution comprising a copper source, and...
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5686146 |
Method of and apparatus for injecting treating-liquid into wood material and porous inorganic material, and method for destroying ray parenchyma cell walls and aspirated pit pair
A method for injecting a treating liquid into a wood or stone material. The liquid is injected in an initial pressure-applying/injecting step in which the wood or stone material is immersed at...
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5679407 |
Method for the hardening of wood material
The invention relates to a method for the hardening of wood material by impregnating it with a polymerizable substance and by polymerizing the polymerizable substance by means of heat. Heat...
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5652023 |
Fixation process for heat-fixable preservative treated wood
An improved process for the fixation of preservatives in wood is disclosed which initiates the fixation process in the fixation vessel by the application of sufficient pressure to substantially...
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