The labor costs associated with manufacturing wooden articles often represent a substantial portion of the total cost of producing the wooden article. This invention discloses a polymeric composition which can be easily molded into articles which have physical properties which are very similar to those of wood. By utilizing the polymeric composition and techniques of this invention, it is possible...

A two-fluid nozzle (10) which is adjustable to provide a substantially constant mixing energy. Adjustment of the two-fluid nozzle (10) is made in accordance with the pressure and mass flow values of the liquid and gas fed to the nozzle. A microprocessor (44) calculates the mixing energy from these values and provides an output to the nozzle (10) to adjust it should its mixing energy be in variance...

A synthetic pulp comprising a pulp fiber of a thermoplastic resin and, adhering to the surface thereof, a polypropylene glycol having a molecular weight of 20 to 10,000, preferably together with a phenolic antioxidant and/or a phosphorous acid ester type antioxidant, has an excellent hydrophilic property even in the dry state and a good wettability or rewettability. This pulp forms a good slurry w...

This invention relates to a composition of matter having a fibre structure incorporating a major proportion of heat shrinkable fibres, the structure includes within it discreet fibre groupings which serve to provide structural elements within the composition. The composition of the invention is capable of being formed to provide shaped products. A particular aspect of the invention relates to comp...

Method of treating liquid by sedimentation in which reagents are injected into a flow of untreated liquid and there is created in the flow a colloid mixing and stabilization area; the flow is passed into an intermediate aggregation area and then into a sedimentation area equipped with separator plates from which clarified liquid is taken; characterized in that insoluble granular material which is ...

PURPOSE:To obtain the above fine particles having an extremely small and uniform particle diameter, by hydrolyzing an organotrialkoxysilane and subjecting the resultant organosilanetriol (partial condensate) to polycondensation reaction. CONSTITUTION:An organotrialkoxysilane expressed by formula I [R<1> is monofunctional (substituted) hydrocarbon; R<2> is (substituted) alkyl] is hydrolyzed in the ...

An amino-formaldehyde moulding composition is made by compounding together an aqueous amino-formaldehyde resin solution to provide 0 to 90 percent by weight of the resin component of the composition, filler to make up 20 to 60 percent by weight of the moulding composition and UF resin which had a low degree of condensation, is solid at room temperature, contains a modifier and makes up 4 to 80 per...

This invention relates to a composition of matter having a fibre structure incorporating a major proportion of heat shrinkable fibres, the structure includes within it discreet fibre groupings which serve to provide structural elements within the composition. The composition of the invention is capable of being formed to provide shaped products. A particular aspect of the invention relates to comp...

This invention relates to a composition of matter having a fibre structure incorporating a major proportion of heat shrinkable fibres, the structure includes within it discreet fibre groupings which serve to provide structural elements within the composition. The composition of the invention is capable of being formed to provide shaped products. A particular aspect of the invention relates to comp...

Aromatic sulfonamides with a saturated heterocycle fused thereto are carbonic anhydrase inhibitors useful in the treatment of elevated intraocular pressure.

Phosphorus-contg. derivs. of 4'-demethyl epipodophyllotoxin glucosides of formula (I) and pharmaceutically acceptable salts are new, where R1 and R6 together complete a 5-6C cycloalkyl gp.; or R1, R6 = 1-8C alkyl; or R6 = H; and R1 = 1-10C alkyl, 2-10C alkenyl, 5-6C cycloalkyl, 2-furyl, 2-thienyl, 6-10C aryl, 7-14C aralkyl or 8-14C aralkanyl, where the aromatic rings are opt. substd. by halogen, 1...

Phosphorus-contg. derivs. of 4'-demethyl epipodophyllotoxin glucosides of formula (I) and pharmaceutically acceptable salts are new, where R1 and R6 together complete a 5-6C cycloalkyl gp.; or R1, R6 = 1-8C alkyl; or R6 = H; and R1 = 1-10C alkyl, 2-10C alkenyl, 5-6C cycloalkyl, 2-furyl, 2-thienyl, 6-10C aryl, 7-14C aralkyl or 8-14C aralkanyl, where the aromatic rings are opt. substd. by halogen, 1...

A porous ceramic material composed of a sintered porous body of a calcium phosphate compound is described. A multiplicity of capillary void paths having a diameter of 1 to 30 mu m and a multiplicity of pores having a diameter of 1 to 600 mu m are formed in the sintered porous body. At least part of the pores are connected to the exterior space of the sintered porous body through at least a part ...

The invention relates to the production of memory cards and in particular electronic memory cards. The body of the card is produced by moulding a plastic material such as ABS. The mould (20, 22) contains a core (24) used to define, within the card body, a cavity intended to receive the electronic module of the card.

A new stable derivative of ascorbic acid, ascorbate 2-polyphosphate, is disclosed, together with a high-yield method of synthesis thereof. The method preferably includes steps of reacting an ascorbic acid such as L-ascorbic acid or a derivative thereof such as 5,6-O-isopropylidene-L-ascorbic acid with salts of metaphosphoric acid in an aqueous system and in the presence of sufficient base to maint...

Treatment of a zeolite having a SiO2:Al2O3 ratio of at least about 3 with a source of fluoride ions and a source of silicon under hydrolytic conditions including a pH less than 7 results in increase in the SiO2:Al2O3 ratio of the zeolite.

The invention provides for improved identification by making use of the existence of DNA regions of hypervariability, otherwise called minisatellite regions in which the DNA contains tandem repeat or quasi-block copolymer sequences and the number of repeats or copolymer units varies considerably from one individual to another. It has now been found that many such regions can be probed simultaneous...

Liquide de lubrification et d'environnement utilisable pour tester des prothèses osseuses.

L'invention a pour objet un liquide de lubrification et d'environnement utilisable pour tester des prothèses osseuses. Ce liquide est constitué par une solution dans un solvant d'au moins un copolymère polysiloxane-polyéther, et d'au moins un agent tensioactif capable de stabiliser la solution de co...

1. A vertebral prosthesis comprising a plate portion (13) which is capable of being connected to two separate vertebrae, for example by scews, characterized in that, in its median zone, said plate portion (13) transversely carries in advance an artificial graft (16) made of a material suitable for promoting boney growth and having at its surface accommodation means (21) for promoting such boney gr...

Process for manufacturing products based on hydraulic binder, in particular sheets or shaped products made of fibre-cement, based, for example, on asbestos or cellulose fibres, during the manufacture of which a dispersion of paraffin wax is deposited onto the latter; and corresponding products. According to the invention a dispersion of paraffin wax, preferably nonionogenic, which has a paraffin w...