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WO/1996/016791A1 |
The invention relates to a method for introducing a seal (6) into a panel, comprising at least two plates (4, 5) of thermoplastic material and spacing means between these plates wherein the method comprises the following steps: heating a...
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WO/1996/015851A1 |
The invention concerns a plasma facility intended in particular for the low-temperature plasma treatment of solids containing alkyl groups. The facility comprises a treatment reactor and associated plasma-producing devices. It is propose...
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WO/1996/015853A1 |
The invention concerns a process for chemically modifying solids containing alkyl groups. It is proposed that the solids containing alkyl groups should be heated to a temperature above their melting point and should then undergo plasma t...
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WO/1996/016114A1 |
Radiation-absorptive materials, suitable for fabrication into packages, sheets, inks, paints, decorative surface treatments, lotions, creams, and gels are disclosed. The materials exploit certain optical properties associated with unifor...
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WO/1996/015057A1 |
A feed system for conveying loose pieces of a coarse particulate or pelletized hot melt material such as adhesives from a storage container to a melt tank (16). The system includes a transition hopper (14) having insulation (83) between ...
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WO/1996/014195A1 |
A new device is disclosed for granulating plastic strands (4) that come out of nozzles (3) in a molten state and are supplied to a downward inclined discharge channel (1) in which they are conveyed by means of a flow of liquid, in partic...
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WO/1996/012607A1 |
A method and apparatus for forming a three-dimensional article includes dispensing build material and thermally normalizing predetermined portions thereof at predetermined intervals during construction of the article. The thermal energy ...
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WO/1996/012596A1 |
Disclosed is a process for continuous mixing and degassing of castable fluid media, especially cast resin components or a cast resin component with filler such as quartz powder, aluminum oxide or dyes; disclosed also is a facility for ca...
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WO/1996/011749A1 |
The melting assembly, object of the invention, comprises a thermally conductive melting chamber (20). A plurality of blades (33, 35) are protruding longitudinally in the melting chamber (20). The blades (33, 35) progessively slice and me...
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WO/1996/007522A1 |
A method for making a packaged, hot melt adhesive in which the packaging material is compatible with the adhesive is described. A liquid pre-adhesive composition is substantially completely surrounded with a packaging material, exposed t...
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WO/1996/002371A1 |
The invention relates to a process and a filter system for continuous filtration of highly viscous fluids, in particular molten polymers. In the process according to the invention, individual filter housings (21) are being rotated out of...
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WO/1995/033551A1 |
In prior art rotary droplet-formers, which are fitted with a guide, the guide is centred, by mounting it in a holder, with a pin located at a recess at the free end of the stationary drum. This is unnecessarily complicated. The invention...
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WO/1995/031319A1 |
A method of recycling waste material including a first fraction of particulate thermoplastic material and a second fraction of particulate material at least some of which is substantially unaffected by thermoplastic processes, comprising...
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WO/1995/026263A1 |
A device for melting a thermoplastic material and injecting it into a receptacle such as a mould. The device comprises a melter (34) connected via a transfer channel (42) to an injection chamber (40) which can be sealed off to deliver a ...
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WO/1995/025595A1 |
In a method of treating composite elements of solid organic and/or inorganic composite active substances - such as metal/metal, plastics/plastics or metal/plastics composites or mineral composites containing metals and/or plastics - soli...
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WO/1995/024999A1 |
A method and apparatus (10) for devulcanizing cured or cross-linked elastomers. The method includes subdividing elastomeric raw material into small particle form, confining the particles of elastomer under high force, as in a screw extru...
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WO/1995/021731A1 |
A device for redensifying articles made of an expanded thermoplastic material, particularly polystyrene, including a conveying system comprising a reflective metal surface supporting the moving articles and passing successively through a...
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WO/1995/021047A1 |
The method for producing powder from polymeric material includes its heating and subsequent grinding by action of pressure and shearing at values from 0.5 to 50 at simultaneous cooling. The distinction of the method is that heating is ca...
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WO/1995/015840A1 |
The invention relates to the technology of reprocessing industrial and domestic waste. The problem addressed by the invention is that of reducing energy consumption and the quantity of toxic waste which enters the environment when rubber...
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WO/1995/015819A1 |
A method of making polymeric particulates (P) wherein polymeric scrap material, virgin polymeric material and mixtures thereof (M) are supplied to intermeshing extruder screws (14) which are rotated to transport the polymeric material al...
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WO/1995/014565A2 |
A process for drawing, with plug assist, thin-walled, closed-ended, tubular articles of thermoplastic elastomer is disclosed as well as a thermoplastic elastomer and apparatus therefor. According to the process, a plug (6), extensible in...
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WO/1995/013176A1 |
As an easy method of producing droplets of plastic, it is proposed that free-flowing liquid plastic should be reduced to droplets by the action of vibrations, the droplets (22) thus produced being allowed to fall through a falling zone (...
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WO/1995/011121A1 |
A device for feeding a processing machine has a drying container (10) out of which the processing machine may be fed through a feed pipe (11), a compressed air generator that generates the feeding medium required for feeding the material...
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WO/1995/010423A1 |
The invention concerns a method and an installation for manufacturing decorative panels with a relief decoration (2) on at least one of the broad sides, characterised in that one begins with a hard, at least partly thermoplastic artifici...
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WO/1995/007946A2 |
In order to produce a coating material that may be applied with a brush, a spatula and/or a spraying gun in powder, granulate or plastisol form, based on a polyolefin, in particular polyethylene, and that represents an environmentally fr...
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WO/1995/003926A1 |
Polyurethane, polycarbamide and/or polyurethane-polycarbamide materials are powdered in a rolling mill with at least two rollers (2, 3) that rotate at two different circumferential speeds. In order to achieve a very economical operation,...
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WO/1995/003375A1 |
A process for recycling plastic waste in a steam cracker in which a melt obtained from plastic waste in converted at 400 to 550 �C into products, a distillation fraction is separated from the products at 180 to 280 �C and this fracti...
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WO/1995/003344A1 |
A process is disclosed for producing plastics suitable as powder coating material and/or hot-melt-type adhesive. In order to create a process for easily producing plastics that may be used for coating and/or hot-melt-type gluing in many ...
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WO/1995/003127A1 |
A method for recovering waste or discarded materials from sheathed cables or wires. The method comprises the steps of placing the components in a chamber (2) and arranging them on a carrier (8) provided with flow channels or the like; re...
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WO/1995/002629A1 |
A coated particulate in the form of a powder or in the form of a pellet, the particulate comprising a vinylidene chloride interpolymer and coated with at least one processing aid at a level effective to improve the extrudability of the v...
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WO/1994/025239A1 |
A process for the simultaneous drying and crystallisation of crystallisable thermoplastic synthetic material (plastic), e.g. polyethylene terephthalate, in which plastic from the melt is extruded in cord form, solidified at the surface b...
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WO/1994/025678A1 |
A multi-layer molded composite paving block having a first layer (122) comprising reclaimed asphalt, thermoplastic or thermosetting plastic, monofilament fibre material and elastic material, and a second layer (124) comprising thermoplas...
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WO/1994/026077A1 |
In the manufacture of solid castings from an essentially liquid reactive medium as casting material which, on reaching its gelation temperature, reacts to form a solid material, the casting material is made available in a supply tank (1)...
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WO/1994/023919A1 |
A machine for comminuting material (which in one example may be a plastic or non-plastic material) contained within a plasticized matrix, said machine comprising a mechanism for comminuting said non plasticized matrix and dispersing said...
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WO/1994/022660A2 |
The invention relates to a process for bending plastic pipes in which a plastic pipe is heated at the bending point. The feature of the invention is that the pipe section is first heated in a water bath at about 80 �C and then laid aro...
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WO/1994/020287A1 |
The present invention is for method and means by the manufacture of a product of expanded polymer, by which is obtained a weight per unit volume which is essentially lower than that of homogeneous expanded material. The starting material...
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WO/1994/020652A1 |
A system for crystallization of polymers involving the use of a stationary housing (10) with a rotor, a plurality of spaced hollow discs (30) heated fluid delivered to the interior of the discs. The polymer material to be treated is fed ...
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WO/1994/020232A1 |
A three phase method of treating solid waste to preserve the resource value of the constituent materials. The first phase includes steps to separate ferrous metal from the waste stream, shred and grind the solid waste to generally unifor...
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WO/1994/017981A1 |
A filter device for molten thermoplastics has a casing (2) in which two filter plates (5, 6) are arranged parallel to each other and spaced apart. The melt to be filtered is taken to these filter plates (5, 6) via an inlet channel (19). ...
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WO/1994/017122A1 |
A process is disclosed for continuously crystallizing and polycondensating polyester material. The object of the invention is to avoid oxidative damages to the polyester material during the SSP treatment and at the same time to multiply ...
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WO/1994/015766A1 |
Manufacturing process of panels or finished products, particularly for thermic, sound and similar insulation, by using raw materials like the paper, the Bristol board, the cardboard and similar materials, which are in succession or at de...
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WO/1994/015767A1 |
A method of disposing waste magnetic tapes, characterized in that the waste magnetic tapes such as video tapes and cassette tapes are cut or crushed into pieces each having a length of 1 - 50 mm and heated at 100 - 200 �C to be shrunk ...
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WO/1994/015764A1 |
In a process and device for operating a drier for powdered, granulated and pourable materials, a stream of dry air is introduced into the base region of a hopper-like drier and rises through the material to be dried, thus removing moistu...
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WO/1994/014527A1 |
Granulates are particularly useful in washing and cleaning products. A homogeneous premixture is extruded at high pressures through perforated nozzles and the hank leaving the perforated nozzles is transversely severed into particules ha...
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WO/1994/013451A1 |
A non-blocking hot melt adhesive mass is packaged by directly pouring or pumping the molten adhesive into a cylindrical plastic tube, the cylindrical tube being in contact with a heat sink. The resultant adhesive package is provided in a...
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WO/1994/012329A1 |
The description relates to a process for recycling moulded, especially blow-moulded or deep-drawn, hollow bodies from plastic material. Here, strips (1, 3, 4) are cut or shaved from the shaped plastic hollow bodies. The strips (1, 3, 4) ...
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WO/1994/012330A1 |
A styrene foam processing apparatus capable of efficiently reducing the volume of styrene foam while maintaining the high quality condition thereof without causing the melt-decomposition of the foam. This apparatus consists of a pluveriz...
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WO/1994/012339A1 |
Method for producing a deformed pipe liner, starting from a tubular starting section (1) made of thermoplastic material which has an annular crosssection. According to the method, the tubular section moving out of an extruder is moved al...
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WO/1994/009959A1 |
In a process for producing a recyclable agglomerate from plastic waste, the base material used contains besides pure plastic waste, fibrous and/or coated, impure plastic waste. This base material is at first ground and mixed, and then go...
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WO/1994/008768A1 |
An apparatus (10) for liquifying tires is shown in a first form including a plurality of tire modules (12) holding tires which are immersed in and preheated by a slurry located in a tank (22). After preheating, the tire module (12) and t...
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