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| Number | Title | Issue Date |
| 7700015 | Process for production of biaxially oriented films based on crystallizable thermoplastics, using recycled material whose molecular weight has been increased by condensation processes A process is described for production of a biaxially oriented film which comprises at one crystallizable thermoplastic as main constituent and comprises at least 500 ppm, based on the weight of thermoplastic, of a pigment. The production process uses at least 20% by... | 04/20/2010 |
| 7229581 | Process for producing a thermoplastic film using plastic bottle recyclate Invention relates to a process for producing a single-layer or multilayer film by extrusion or coextrusion, biaxial orientation, and heat setting based on crystallizable thermoplastics whose principal constituent is a crystallizable thermoplastic having a standard v... | 06/12/2007 |
| 7195724 | Method of controlling a compounder-type injection molding machine, and compounder-type injection molding machine In a method of controlling the feed amount of compounding materials for a compounder-type injection molding machine with a plasticizing unit, an injection unit, receiving plasticized material from the plasticizing unit, and a metering unit for supply of starting mat... | 03/27/2007 |
| 7156635 | Multi-layer food product system and process A system produces a multi-layer product by forming as many different ingredients as is required for the final product in steps that can be separate from each other and then combining these ingredients in an extrusion die that is formed to flow the separate ingredien... | 01/02/2007 |
| 7132066 | Method for producing honeycomb structure and honeycomb structure A method for producing a honeycomb structure using, as a part of a starting material, a recycled raw material recycled from a recovered material which is produced in the production process of the honeycomb structure and originates from the starting material for the ... | 11/07/2006 |
| 7128853 | Method and apparatus for manufacturing a rubber sheet containing short fibers A method and apparatus for manufacturing a rubber sheet containing short fibers. The method includes the steps of: mixing short fibers in a flowable rubber matrix; forming the flowable rubber matrix with the fibers therein into a cylindrical shape with a circumferen... | 10/31/2006 |
| 7090479 | Apparatus and method for manufacturing resin molded product The manufacturing apparatus of a resin molded product has a feed block that sets a layer configuration of the resin molded product obtained by molding a plurality of molten resins. The feed block includes a feed block body having a through hole, and a plurality of r... | 08/15/2006 |
| 7029265 | Apparatus for producing plastic panels with undercut An apparatus for the continuous and nondestructive production of plastic panels which are provided with undercut anchoring studs, web profiles or other forms of attachment (28) on one or both surfaces comprises a temperature-controlled chill roll (11),... | 04/18/2006 |
| 7018579 | Manufacturing system and process A manufacturing system and method for use in the production of high strength plastic materials which can be used in the construction arts. The system and method includes a central rotary mold element which has vacuum means and cooling means placed inside thereof. He... | 03/28/2006 |
| 6953541 | Flexible polyolefin compounds for vehicle applications The present invention provides a method for preparing flexible thermoplastic compositions that may be used separately or combined with up to fifty percent thermoplastic scrap. One embodiment of the invention comprises creating a melt-blend of blending composition, u... | 10/11/2005 |
| 6860953 | Process for manufacturing a floor covering having a foamed backing formed from recycled polymeric material The present invention provides a cushioned floor covering having a backing material formed from waste polymeric material and a blowing agent wherein the blowing agent may be activated either before or after the backing material is adhered to the floor covering. The ... | 03/01/2005 |
| 6814905 | Continuous process and apparatus for making thermoformed articles A continuous process for making a thermoplastic article comprises extruding a sheet of thermoplastic and contacting the sheet with a mold surface while the sheet is in a substantially non-oriented state. The mold surface is selectively heated and/or cooled during th... | 11/09/2004 |
| 6790391 | Composition for clear gas barrier laminates Scrap material having both a thermoplastic polyurethane and a copolymer of ethylene and vinyl alcohol is recycled by blending the scrap material into a thermoplastic polyurethane composition and preparing a barrier membrane from theblended material. The virgin therm... | 09/14/2004 |
| 6537404 | Continuous manufacturing method and manufacturing apparatus of thermoplastic polyester resin foam A thermoplastic polyester resin is fed into a twin extruder, wherein a resin is heated for melting, thereby removing moisture in the resin by evacuating and sucking from a vent port thereof, injecting a foaming agent into the resin to which is pushed out ... | 03/25/2003 |
| 6361734 | Process for producing polyester composition A process for producing a polyester composition, comprising polyester and a metal salt of an aliphatic carboxylic acid, whereby a metal salt and polyester are fed together into a vented extruder as a raw material. The raw material has a specific resistanc... | 03/26/2002 |
| 6306318 | Process for producing a molded product from recycled carpet waste A molded article such as a floor tile is made from recycled carpet waste which includes a polyvinyl chloride component in the backing material and fiber component having a melting point above the melting point of polyvinyl chloride. A mixture of the recyc... | 10/23/2001 |
| 6277314 | System and method for producing polymeric film Efficient, improved output systems and methods for producing polymeric film are described. Such systems include a feed assembly for positively and substantially constantly feeding polymeric raw material to a grooved feed extruder. The system also includes... | 08/21/2001 |
| 6221288 | Method of producing composite materials and stratiform composites A method of producing a composite stratiform material uses at least one extruder having a pair of co-rotating screws to co-extrude at least three layers, each layer having polypropylene and at least one filler. In a carrier layer the filler is particulate... | 04/24/2001 |
| 6221293 | Method for producing a compound from plastic with fixed fibre insert A method for producing a compound from a plastics material with fixed fiber inlay uses a heated screw-type extruder (1) in which filaments (2) are drawn by means of automatic drawing-in, are cut up and mixed there and are subsequently removed as a finishe... | 04/24/2001 |
| 6217804 | Painted plastic material recycling process In a recycling process, granulated plastic material coated with a paint film is melted in an extruder. During extrusion, the paint film is volatilized and removed by vacuum from the melted granulate stream. Additives are admixed with the particulates and ... | 04/17/2001 |
| 6153306 | Paper coated with polylactide and a method for making it The invention relates to a polylactide-coated paper or board product which is made by coextrusion wherein the polylactide is extruded together with a conventional polymer, such as polyolefin, onto the surface of the paper, and after extrusion the polyolef... | 11/28/2000 |
| 6109006 | Process for making extruded pet containers A method for extruding, calibrating, and cooling a multi-layer profile comprising polyethylene terephthalate (PET) and a barrier material, and the product produced by such method. The method further encompasses the use of a standard can seamer and standar... | 08/29/2000 |
| 6086800 | Thermoforming process and apparatus This invention is an improved thermoforming process and apparatus for the production of rigid plastic containers. The apparatus employs a molten sheet of thermoplastic material that is processed through two extrusion rolls, thermoformed on the periphery o... | 07/11/2000 |
| 6056901 | Method for manufacture of regenerated synthetic resin product A method which is capable of manufacturing regenerated synthetic resin products, particularly slide fastener parts of regenerated synthetic resin, with good quality by using as a raw material such waste synthetic resin materials as emanate from the produc... | 05/02/2000 |
| 5958164 | Method of manufacturing thermoplastic polyester resin foam by extrusion A thermoplastic polyester resin is fed into a twin extruder, wherein a resin is heated for melting, thereby removing moisture in the resin by evacuating and sucking from a vent port thereof, injecting a foaming agent into the resin to which is pushed out ... | 09/28/1999 |
| 5728741 | Process of recycling waste polymeric material and an article utilizing the same The present invention provides a process for recycling waste polymeric material comprising a mixture of waste polymeric material wherein the waste polymeric material includes from about 15 to 50 percent aliphatic polyamide material; granulating the choppe... | 03/17/1998 |
| 5653933 | Method of using angled soap dies The present invention relates to a die used in bar stamping. Specifically, it relates to the orientation of cavities found on the die whereby, by angling the x-axis across the cavities at 10° to 90° from the horizontal axis of the press on which they ar... | 08/05/1997 |
| 5607700 | Synthetic resin pelletizing machine A synthetic resin pelletizing machine includes an extrusion cylinder forming, with a horizontal plane, an installation angle θ which is in the range of 0° | 03/04/1997 |
| 5605660 | Process for making a multi-layer film containing recycle polymer from cross-linked films A process for the manufacture of a multilayer, cross-linked, heat shrinkable, polyolefin film, the film having at least one inner layer including a thermoplastic polymer sandwiched between two outer layers including a thermoplastic polymer different from ... | 02/25/1997 |
| 5569713 | Blend composition containing recycled polycarbonate and recycled polymethylmethacrylate A close loop thermoplastic recycling process includes the step of testing particulated processed plastic material to determine the properties thereof. The tested properties are compared with targeted near virgin properties of the processed plastic materia... | 10/29/1996 |
| 5565269 | Production of fibers containing mainly polypropylene A process for producing fibers containing polypropylene as the main component by the method of melt spinning comprises melting a new binder-consolidated nonwoven and spinning the melt into new fibers.... | 10/15/1996 |
| 5476628 | GMT sheet material produced from GMT recyclate Semi-finished GMT sheet material of GMT recyclate in which more than 50% by weight of the glass fibers are more than 2 mm in length and which is produced by extruding GMT recyclate particles without significant comminution of the glass fibers.... | 12/19/1995 |
| 5466320 | Making a cushiony decorative tile or cover product from extruded recycled membrane with discrete fibers randomly dispersed therein A method of continuously fabricating a cushiony recycled plastic floor tile or wall cover incorporating a decorative printed design wherein a single-ply sheet, made up substantially of recycled membrane and a proportion of discrete fibres sufficient to cr... | 11/14/1995 |
| 5443767 | Process for molding a multiple structure and a container made therein An injection molding process for making a multiple layer, plastic structure. A plastic sleeve is placed and then enclosed in a mold cavity. A flowing heated plastic is conducted into the mold cavity, radially inside the sleeve, and forced radially outward... | 08/22/1995 |
| 5407624 | Method and apparatus for processing of raw plastics for reuse A processing line forms a desired end product for a plastic extrusion machine by supplying raw plastic material to a shredder. The shredder forms partially-fused, irregularly-shaped chunks of the raw plastic. The use of the shredder eliminates the require... | 04/18/1995 |
| 5372765 | Continuous process for extrusion of thermoplastic resin A continuous process for extrusion of thermoplastic resin of sheets, films, etc., is characterized by introducing devolatilized polymer melt into at least two branch streams, at least one of which is fed to an extrusion device and at least one of the rema... | 12/13/1994 |
| 5354402 | Method of producing a thermoplastic foam sheet A method of producing a thermoplastic foam sheet comprising the step of (a) foaming, by extrusion, a mixture comprising polystyrene and a thermoplastic reclaim material obtained from a multi-layer sheet manufacturing process, wherein said thermoplastic re... | 10/11/1994 |
| 5261743 | Apparatus and methods for feeding a substantially uniform quantity of a mixture of materials having variable individual densities Apparatus and methods for mixing plastic materials having different densities to supply a substantially uniform quantity of the mixture of such materials to an extruder or other processing machine. The mixture of materials is fed forcibly from the mixer t... | 11/16/1993 |
| 5221395 | Method for producing a foamed core-reclaim multi-layer sheet The invention comprises a method for producing the multi-layer sheets of the invention comprising extrusion coating multi-resin layers onto each side of the foam core layer and then lamination of a barrier film layer onto one of the multi-resin layers.... | 06/22/1993 |
| 5217655 | Methods for preparation of composite materials A process for preparing a composite product from an intake material incorporating commercial, municipal or industrial waste containing organic, plastic and fibrous material includes first granulating and sizing the material. The material is then heated in... | 06/08/1993 |
