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WO/1997/046357 |
The invention relates to a process for separating the surface layer from the core of a piece of wood. During said process, the surface of the piece of wood receives prior mechanical damage, e.g. it is roughened, and subsequently the resu...
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WO/1997/046635 |
The invention concerns a fireproofing agent which can be applied to boards or shaped parts of particles or fibres, obtained from wood or components of annual plants, in order to render them fireproof. The fireproofing agent according to ...
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WO/1997/046358 |
A method of drying wood, which can dry wood in a short period of time without the generation of crack, and a method of subjecting wood to impregnative treatment, which can have an impregnant permeate deep into wood at low cost. The metho...
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WO/1997/045236 |
Wood preservatives having biocidal properties which comprise quaternary ammonium compounds of general formula (I) are described. In this formula, R1 is a C8-18-alkyl group or an optionally substituted benzyl group, R2 is a C8-18-alkyl gr...
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WO/1997/039864 |
A method for the production of wood-polymer composites by impregnating solid wood, or a material on the basis of wood, with a polymerisable monomer by the use of vacuum and/or pressure, and immersing the impregnated wood in a liquid regu...
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WO/1997/039865 |
In a process for treating wood against the infection by moulds which are harmful to wood, the wood is treated with a mixture which contains (a) fenpropimorph and (b) a triazole compound, with the exception of epoxyconazol, in a synergist...
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WO/1997/037821 |
Moisture-resistant laminated veneer lumber is made by forming a laminated veneer lumber article and impregnating it under pressure with an aqueous solution of a preservative such as chromated copper arsenate or as boron-based preservativ...
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WO/1997/036883 |
The invention concerns novel (1,3,4)-oxadiazine derivatives of formula (I) in which: R1 and R2, independently of each other, stand for hydrogen, or for alkyl, hydroxylalkyl, alkanoyloxyalkyl, alkoxyalkyl, arylalkoxyalkyl, mercaptoalkyl, ...
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WO/1997/036933 |
A fluorinated cellulosic material prepared by a process of reacting a cellulosic material selected from the group consisting of cellulose materials and lignocellulose materials with at least one fluorine compound selected from among fluo...
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WO/1997/036934 |
Fluorinated cellulosic materials prepared by a process of reacting a cellulosic material selected from the group consisting of cellulose materials and lignocellulose materials with at least one fluorine compound selected from among fluor...
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WO/1997/036720 |
The invention concerns a shaped body made of wood which is impregnated with a biodegradable polymer and/or solid natural resin or drying (setting) oil. Wax, fats, salts and/or flame-retardants can also be added to the impregnating agent....
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WO/1997/036080 |
Window frames and door frames of wood must often be protected against dry-rot and mould. Therefore, they are most often made of impregnated wood. However, this gives rise to such a great environmental risk that there is need for a subseq...
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WO/1997/034747 |
The invention provides a wood preserving agent derived from an alcyonacean soft coral, Sinularia sp., and a method of using the agent, whether extracted from coral or obtained commercially to inhibit growth of a biofilm-forming organism ...
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WO/1997/034746 |
The present invention relates to a method of further treating a pretreated material. The present invention has particular application to the fixing of preservative in timber. The essence of the present invention is to force fixative subs...
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WO/1997/032700 |
Disclosed is the use of a timber maintenance preserving agent containing a copper compound, a polyamine and an inorganic fungicide, and a bandage for timber protection maintenance containing said agent.
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WO/1997/031724 |
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 tansfer fluid to effect the heat fixation of the preservativ...
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WO/1997/029894 |
A method of smoking and drying lumber, in which waste lumber (7) is packed in a furnace (1) in a refractory chamber to be subjected to incomplete combustion by means of air conditioning, and smoke and heat are convected between lumber ma...
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WO/1997/026868 |
A system to deliver a treating agent to a surrounding environment comprising a bead like, substantially spherical preparation (12), wherein a treating agent (14) is surrounded by and encapsulated within a biodegradable material (16). The...
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WO/1997/027034 |
The invention comprises methods of inhibiting sapstain in wood including applying a water barrier over the surface of the wood which is effective to inhibit moisture loss from the wood. The water barrier may be a sheet of plastic or a hy...
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WO/1997/024032 |
The invention relates to insecticide mixtures of fipronil and agonists or antagonists of nicotinergic acetyl choline receptors for the protection of technical materials and plants.
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WO/1997/023328 |
A method for changing the physical structure of a ligno-cellulosic work piece having a selected grain and a first structural configuration. The first structural configuration preferably includes those structural and physical properties, ...
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WO/1997/023329 |
A method for treatment of one or more wood elements (4) by pressurization comprises the steps of embedding the wood elements into a pressure medium (8), of increasing the pressure in the pressure medium, whereby the wood element is compr...
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WO/1997/023486 |
The invention relates to biologically active novel compounds having general formula (I), wherein R1, R2, R3, and R4 independently are hydrogen, straight or branched chain alkyl with 1-6 carbon atoms, straight or branched chain alkenyl wi...
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WO/1997/023327 |
The present invention relates to an aqueous dispersion which can be applied to natural materials, e.g. timber, and treats and protects them against damage by insects and fungi, and contains a long-chained alcohol, an aqueous binder, a pa...
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WO/1997/014303 |
Lumber, plywood and other wood products are preserved from attack by fungi, termites and wood-destroying insects as well as fire and flame by treatment with a novel zirconium borate-containing preservative composition. The preservative c...
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WO/1997/013628 |
Cork articles are bleached and/or sterilized by first contacting with a hydrogen peroxide solution, followed by contacting with a solution of the enzyme catalase. The quality of the treated cork articles can meet the usual industry requi...
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WO/1997/012736 |
The invention concerns a wood-protecting agent, in particular for protecting wood against insects which attack dry wood, the agent being based on conventional carrier substances and auxiliary agents. The agent contains one or a plurality...
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WO/1997/012735 |
The invention relates to a method of impregnating wood or wood based products with a preservative or other wood modifying chemical under pressure. A composition comprising said chemical is impregnated into the wood under hydraulic pressu...
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WO/1997/012737 |
An agent for protecting technical materials, in particular wood and wood materials, against damages and destruction by harmful organisms is based on natural active substances which contain bacteria, cysts or spores of bacteria and/or met...
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WO/1997/011788 |
A method to extend the functional life of wood structures (2) such as telephone poles, utility poles, pilings and foundations by controlling the activity of wood decay organisms while minimizing the use of environmentally hazardous chemi...
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WO/1997/011894 |
A cork stopper for a wine bottle or the like is coated with, for example, silicone rubber to prevent impurities in the cork from contaminating the contents of the bottle. The coating may be applied by dipping or immersion preferably with...
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WO/1997/010084 |
A drill bit (5) is engaged in the bore (13a) of a hollow shaft (9) and in the bore of a sealing cone (14) attached to said shaft (9). The rear end is clamped in a central hole (25) of a retaining member (24), which is itself pressed with...
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WO/1997/007946 |
The invention relates to the treatment of timber and particularly to a method of fixing the active termiticide/fungicide component of boric acid within timber to be treated. The method includes chemically reacting the boric acid with a s...
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WO/1997/006676 |
Described are formulations of microbicidally active substances with dehydroabietylamine and their use in the protection of equipment and materials from attack by microbes, and in the protection of plants.
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WO/1997/002936 |
This invention relates to a method for producing hard elements (13) from wood. At least one wood piece (13) is inserted into a press (10) together with a liquid absorbing material (14) after which an isostatic pressure higher than 800 ba...
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WO/1997/002134 |
The present invention relates to wood products having improved impact resistance or toughness effected by impregnating wood with a polyurethane resin-based prepolymer material and to the processing methods thereof.
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WO/1997/002119 |
The invention pertains to heavy metal-free wood preservatives that contain polymeric quaternary ammonium borate and (4-ethoxyphenyl) (3-(fluoro-3-phenoxyphenyl)propyl-(dimethyl)silane.
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WO/1997/002136 |
The present invention relates to resin-impregnated, surface coated wood products. More particularly, the present invention relates to polyurethane prepolymer resin wood impregnation and coating materials that impart to wood a highly ligh...
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WO/1997/002135 |
A method and process for treating wood. The steps include preparing isocyanate-based reactive prepolymer resins for impregnation, impregnating wood with these impregnation resins, curing the impregnated wood at elevated temperatures, pre...
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WO/1997/001423 |
A stable, aqueous, anti-microbial composition comprising: (a) one or more organotin compounds; and (b) one or more surfactants for solubilizing the organotin compounds selected from the group consisting essentially of: (i) surfactants co...
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WO/1996/040447 |
Low VOC penetrating compositions for staining and protecting porous substrates such as wood, concrete, cement, brick and the like, comprising aqueous dispersions of polyurethane-ureas.
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WO/1996/040831 |
Methods and compositions are provided based upon flavonoid aldehydes, which find use as antimicrobials for paint and wood preservatives. The compositions can be added prior to shipment of the paint or wood preservative. Methods of preven...
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WO/1996/038515 |
The method for recycling conditioned wood products is characterised in that the conditioned wood products are broken up into wood chips to be introduced in a column reactor (3) of substantial height with a lower combustion portion and an...
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WO/1996/038033 |
Apparatus and methods for injecting a fluid into tissue of a plant are described. In one embodiment, the apparatus (1) comprises a spindle (2) which rotates within a fluid delivery manifold (3). The spindle can be driven by an electric d...
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WO/1996/038275 |
The invention relates to a method for binding oil to wood and to a composition used in the method. According to the invention a wood product is contacted with a composition containing a solid anhydride, vegetable oil and alcohol. The tre...
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WO/1996/037283 |
A method of delivering a substance into a material mass including the steps of measuring a quantity of a carrier fluid and a material to be delivered, mixing the carrier fluid and the material to be delivered, and subjecting the mixture ...
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WO/1996/036765 |
The bacteria Pseudomonas fluorescens, Pantoea, (Enterobacter) agglomerans, Bacillus cereus, and Xanthomonas campestris are useful in reducing the pitch content of pulps and pulpwoods used in making cellulosic products. Such bacteria are ...
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WO/1996/036466 |
A method for punching holes in a log, wooden pole or the like (3) for subsequent impregnation thereof, comprises the steps of introducing the log, pole, or the like into a punching machine, securing the log, pole, or the like in the mach...
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WO/1996/035560 |
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 presesure. The impregnated wood and excess waterborne preservative are separated ...
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WO/1996/033848 |
A method of rendering wooden material flame-retardant so as to achieve flame-retardant levels as stipulated by the authorities concerned economically in a simple and easy way, which comprises mixing a flame retardant in a concentration o...
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