Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 551 - 600 out of 9,998

Document Document Title
WO/2002/014051A1
A method of controlling the stretch of a substrate when forming a contoured article. The method generally includes the steps of: (a) providing a planar thermoformable substrate including a contoured region and a non-contoured region; (b)...  
WO/2002/007943A2
A source of radiation (10, 12), particularly a pulsed accelerated electron beam, directs a beam of radiation through an irradiation chamber (14, 50). The irradiation chamber is depleted of oxygen and oxygen containing gases, such has bei...  
WO/2002/006026A1
A process for crystallizing a thermoplastic preform or container which utilizes a preheated plug to provide the sole upright support for a workpiece in the crystallizing process. The preheated plug aids in the crystallization process by ...  
WO/2002/004146A1
The invention relates to a device for melting and conveying material such as plastic or metal. Said device comprises a conveying channel (5), which contains an admission opening (9) for the material as well as a discharge opening (10) fo...  
WO/2002/002655A1
A process for moulding polyolefins having an enhanced crystallisation rate from the melt, the process comprising irradiating one or more polyolefins having a double bond concentration of at least 0.1 per 10,000 carbon atoms with an elect...  
WO/2002/000407A1
The invention relates to a device for heating a meltable material, such as plastic, before it enters a processing installation, such as a casting or extrusion installation. The inventive device comprises a conveying channel (1) for the m...  
WO/2001/092379A1
The invention relates to homo- and copolymers that contain less than 400 particles with >200 $g(m)m per m?2¿ surface, to thermoplastic molding compounds that contain said homo- and/or copolymers and to the use of the homo- and/or copoly...  
WO/2001/079111A1
A hot-melt adhesive arrangement (10) and glue application system (36) are provided for continually supplying adhesive in solid-form to a glue pot (30). The solid-form adhesive is processed to form a continuous strand (12) or flat sheet (...  
WO/2001/070473A1
The invention relates to a method for granulating thermoplastic polymers, especially thermoplastic polyolefins, according to which the polymer powder produced in the polymerization reactor is melted and homogenized, forced through an ext...  
WO/2001/070850A1
The invention relates to a method for improving the adhesion stability of the surface of moulded parts consisting of synthetic material, especially polycarbonate.  
WO2000053383A9
Apparatus for agglomerating and drying particulate material, including an agglomerator (4) for forming and discharging wet granules of a predetermined size or smaller, and a dryer (12). The agglomerator utilizes a rotary blade assembly (...  
WO/2001/068345A1
The invention relates to a method for transfer moulding polymer compounds, in particular polymer compounds having at least one thermoplastic polyester component and at least one modifier component and in particular, for transfer moulding...  
WO/2001/062459A1
A method for holding polycarbonate pellets, characterized in that polycarbonate pellets (A), which has, attached thereto, foreign matter particles having a particle diameter of 0.5 to 10 $g(m)m in an amount of 10,000 pieces/g or less, ar...  
WO/2001/057115A1
A molded article which is produced by forming an alicyclic structure-containing polymer and has a yellow index at an optical path length of 200 mm of 25 or less. The molded article can be produced by the following method (1), (2) or (3):...  
WO/2001/053060A2
The invention concerns a method and a device for transforming thermoplastic materials having a melting point and a solidification temperature, which consists in heating the thermoplastic material to a temperature higher than the melting ...  
WO/2001/051263A1
A fabric/plastic composite material is disclosed which may be used to form various articles including toe caps (10), sole plates (12), and shanks (14) which can be incorporated into safety shoes. The composite can also be used in helmets...  
WO/2001/049471A1
The preheater and dryer device has a housing and a first collector is disposed inside the housing. A feeding device extends into the housing and contains a material to be dried and preheated. A movable and hollow central conduit extends ...  
WO/2001/042353A1
The present invention relates to a free flowing powder composition with a particle size at most 800 $g(m)m comprising: (a) 100 parts by weight of one or more styrenic block copolymers, at least one of which being a block copolymer (a1) c...  
WO2001008871B1
The invention relates to a method for closing the bottom of a composite packaging, especially beverage packs, that are folded up on the basis of packaging covers. The bottom zone of the composite packaging that is folded around a mandrel...  
WO/2001/039947A1
The invention relates to a device (1) for drying and thermally treating granulates with an inert gas stream. Said device has a cuboidal base body (2) comprising an inlet (3) for the granulate in the upper part and an outlet (4) in the lo...  
WO/2001/039856A1
The invention relates to a strand evaporator comprising a degassing vessel (6), a product entry (11), a product distributor (17), a product discharge (13), and a vapor discharge (12). The invention is characterized in that the product di...  
WO/2001/036517A2
A method of decreasing the amount of cosmetic defects in contact lenses made from hydrophilic and hydrophobic monomers. By filtering the monomer mixture with a filter, the hydrophilic and hydrophobic components are finely dispersed throu...  
WO2000034300A9
A system for continuously processing PTFE by irradiation and grinding includes a processing vessel having first and second horizontally adjacent agitators in first and second transversely adjacent vessel portions. The bottom of the vesse...  
WO/2001/025089A2
An apparatus comprises heating means (8) for heating a thermoformable sheet material (2), fluid bed supporting means (18) in said heating means (8) for supporting said sheet material (2), sealing means (10) of regions of said sheet mater...  
WO/2001/021372A1
According to the inventive method for recycling PET materials and/or items consisting of PET, the PET material to be treated is heated in a pretreatment process, dried and at the same time, crystallized at a high temperature. This pretre...  
WO/2001/021373A1
A process for preparing food contact grade PET from a waste stream containing PET and non PET materials is disclosed. The process involves the steps of sorting at least some of the non PET materials from the waste stream, followed by div...  
WO2001007225B1
The invention encompasses a method of treating a polymeric article. The article is exposed to radiation to increase an amount of polymerization within the article by at least about 10%. The invention also encompasses a method of forming ...  
WO/2001/019582A1
A method of economically improving the stability of a melt-processable fluorocopolymer, more particularly a method in which unstable units contained in the main chain of a fluorocopolymer are effectively removed to easily and economicall...  
WO/2001/009236A2
The invention relates to a method for processing polymer materials such as rubber and to an installation to carry out such a method, whereby a cooling chamber (6) is located in a substantially vertical manner and dosing devices are insta...  
WO/2001/003795A1
A machine (11) for crystallizing a thermoplastic preform or container is constructed from modular subassemblies and utilizes a preheated plug to provide the sole upright support for a workpiece (57) in the crystallizing process. The firs...  
WO/2001/000298A1
A filter device for polycarbonate comprising, as constituting elements, a filter vessel of a specific structure, a flange plate, one or more leaf-disk type filters, a filter retainer, and a center pole formed integrally with the filter r...  
WO/2000/078528A2
An apparatus and method for forming a bend in a thermoplastic tube including a fixture having a former with a bend. A clamp (28) holds the tube in place while an upper form (22) and lower form (16) sandwiches the tube therein. Infrared l...  
WO/2000/076735A1
An apparatus and method for continuously reducing the viscosity of molten moldable polymeric material uses shear vibration under extensional flow to cause shear thinning and/or disentanglement. One or more station treatment cavities (3) ...  
WO/2000/075219A1
A process for industrially producing, through the physical pulverization of silk fibers, a crystalline silk fibroin powder having an average particle diameter smaller than 3 $g(m)m which is usable in various applications. A silk material...  
WO/2000/064949A1
A process for finishing a hydrogenated diene polymer by producing porous pellets from a water slurry of the hydrogenated block copolymer. The process comprises adjusting the water content of the slurry to from 9 to 16 percent by weight, ...  
WO/2000/058074A1
The invention relates to an apparatus in a tube filling and sealing machine for heating a portion of the interior surface (2) of a plastics packaging tube (1) which is open at one end. Means are provided for directing a spot type light f...  
WO/2000/056511A1
The invention relates to a method and a device for treating a granular filler in order to subsequently produce glass-fibre reinforced plastic pipes that can be used in sewage engineering for instance.  
WO/2000/056510A1
Process pre-treating a mass of thermoplastic resin in its pelletized state, such as P.E.T., which precedes or anyway integrates the drying treatment and consists in maintaining said resin in a flow of inert gas heated to approx. 170 °C ...  
WO/2000/046004A1
In a process for upgrading cleaned used plastic material to be reclaimed, all steps are performed in a continuous way so as to extrude continuously the plastic material to provide elongated strands thereof, cutting the strands continuous...  
WO/2000/046276A1
The invention includes a method of increasing polymerization within a condensation polymer. A substantially dry condensation polymer material is provided. The material is exposed to radiation having a frequency less than microwave freque...  
WO/2000/043183A1
The invention relates to a device for welding together the ends of tubular plastic containers, notably tubes. Said device comprises a holding device which keeps the container stationary such that its opening points upwards, as well as me...  
WO/2000/043182A1
The invention relates to a method for treating plastic material, especially polyethylene terephthalate, wherein the relatively low temperature material is initially crystallized by heating before subjecting said material to heating or co...  
WO2000027603B1
The invention relates to a method for producing granules of polymer material. The inventive method comprises the following steps: plasticising the polymer, dividing the plasticised masses into individual strands, cutting the individual s...  
WO/2000/032679A1
Halogen-containing vinyl polymer resins in the form of co-coagulates of particles of halogen-containing vinyl polymer resins and particles which are chosen from the group of processing aids, stabilisers, plasticizers and/or other polymer...  
WO/2000/032377A1
The invention relates to a method for processing a thermoplastic condensation polymer which comprises the following process steps: introduction of the condensation polymer into an extruder (1) in the solid state; heating of the condensat...  
WO/2000/030821A1
The present invention discloses a generic method for producing void and gas occlusion free materials, as well as apparatuses for batch and continuous production of same. This generic method can be utilized in the production of a wide var...  
WO/2000/030822A1
The invention concerns a method for making a preform from at least a thermoplastic resin in granulated form (A) and in a substantially crystalline state, comprising the following successive operations: drying the thermoplastic resin in g...  
WO/2000/029184A1
A method of making polymeric particulates wherein polymeric scrap material, virgin polymeric material and mixtures thereof are supplied to intermeshing extruder screws which are rotated to transport the polymeric material along their len...  
WO/2000/024810A1
The present invention relates to a complete drying method for hydrogels, whereby the following steps are carried out successively: a) the hydrogels are contact dried or dried by convection, b) the hydrogels are pre-crushed, c) the pre-cr...  
WO/2000/023758A1
A centrifugal dryer (10) for removing surface moisture from pellets of resin material having a diameter generally ranging between approximately 0.015 to approximately 0.25 inches received from an underwater pelletizer. In one embodiment ...  

Matches 551 - 600 out of 9,998