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8182888 |
Oxygen scavenging polymers
A polymer with a backbone and an unsaturated side chain attached to the backbone. The polymer may optionally be combined with an oxidation catalyst and/or other ingredients.
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8117983 |
Directional extruded bead control
A micro-extrusion printhead assembly utilized in a micro-extrusion system to form parallel extruded lines of material on a substrate includes a material feed system for pushing/drawing materials...
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8109229 |
Spreading head particularly for spreading one or more adhesives or mixtures of adhesives
A spreading head particularly for spreading one or more adhesives or mixtures of adhesives, of the hot-melt or cold type, comprising a body for conveying the one or more adhesives to an extrusion...
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8105064 |
Multilayered film/sheet molding die
For the purpose of molding a multilayered film/sheet having a highly precise thickness of each layer, movable choker bars (31, 32) are movably arranged in the middle of molten resin channels (111,...
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8092731 |
Method for producing a thermoplastic plastic film, film and use thereof
The invention relates to a method for producing a thermoplastic plastic film. According to said method, the thermoplastic plastic is melted and transported in an extrusion installation comprising...
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8062017 |
Splice bar for tire tread extrusion apparatus
A splice bar for a tire tread die designed for providing a narrow strip of electrically conductive rubber extending from a lower under tread to the surface of the outer tread by positioning a...
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8016580 |
Assembly and a method for extruding a tire component
In order to facilitate the assembly of a tire component like an Off the Road tire shoulder wedge, it is proposed to extrude this component with a high tack compound coating at its periphery by...
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7985315 |
Process for producing unstretched film, process for producing resin-coated metal sheet, and apparatus for producing unstretched film
A process by which many kinds of unstretched films comprising a thermoplastic resin are produced each in a small amount and high yield. A thermoplastic resin (A) to be formed into an unstretched...
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7976926 |
Plastic co-extrusion apparatus with selectable polymer flow control and product produced using the apparatus
Co-extrusion apparatus for manufacturing a laminated plastic film or sheet comprises a plug-type layer sequencer including a plurality of channels for conducting a plurality of polymer flows; a...
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7946835 |
Casting device, solution casting apparatus, and solution casting method
In a feed block, a main conduit and sub conduits are formed. High-viscosity dope flows through the main conduit, and low-viscosity dope flows through the sub conduits. Distribution pins are...
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7922471 |
Extruded structure with equilibrium shape
An extrusion head is disposed over a substrate, and material is extruded through an oblique (e.g., semi-circular or tapered) outlet orifice of the extrusion head to form an associated extruded...
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7862755 |
Constant shear rate extrusion die
An extrusion die for extruding thermoplastic materials to produce a sheet of substantially uniform thickness, the extrusion die having a manifold width that increases from the centerline toward the...
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7858006 |
Apparatus and method for manufacturing laminated sheet
An apparatus is provided for manufacturing a laminated sheet wherein different molten resins are alternately laminated by providing a multitude of slits arranged at intervals and permitting the...
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7780812 |
Extrusion head with planarized edge surface
A co-extrusion head for forming high-aspect ratio gridline structures in a micro extrusion apparatus includes multiple sheets (e.g., metal plates) that are machined and assembled to define...
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7700019 |
Co-extrusion manufacturing process of thin film electrochemical cell for lithium polymer batteries and apparatus therefor
A process of co-extrusion of a thin electrode sheet with a thin electrolyte polymer sheet directly onto a current collector sheet for a lithium polymer battery. The process includes the steps of:...
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7690908 |
Method and apparatus for forming high strength products
A system and method are presented in which a flow of plastic is extruded to obtain nano-sized features by forming multiple laminated flow streams, flowing in parallel through the system. Each of...
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7674412 |
Method and apparatus for forming resin film
The apparatus is for forming a resin film from a resin for a middle portion to form a resin film main body of the resin film and a resin for edge portions to form both side edge portions in a...
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7641462 |
Apparatus for producing multi-layer film
In a joining section there are columnar distribution pins, on whose periphery a groove is formed. A size of the groove is strictly determined. A first dope and a third dope are fed through the...
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7568902 |
Bitumen bale capsule, capsule dispenser, and bale strip former for viscous bitumen products
The present invention is directed to a bitumen bale capsule, capsule dispenser and bale strip former for viscous bitumen products comprising a bitumen bale capsule; a capsule dispenser (L) in order...
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7524447 |
Method for manufacturing formable thermoplastic laminates
One method for making a laminate material comprising a first surface layer comprising resorcinol arylate polyester chain members and a second surface layer suitable for bonding to a substrate,...
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7384254 |
Coextrusion adapter
A coextrusion adapter for an extrusion installation with extruders and a tool for producing a composite coextrusion structure of thermoplastic material. The coextrusion adapter has a central...
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7357890 |
Apparatus and method for extruding a multilayered structure
An apparatus and method for extruding a multilayered article employs a shearing rod connected to the end of an extruder screw. The shearing rod is rotated along with the extruder screw and shears...
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7311505 |
Apparatus for manufacturing rubber strip
An apparatus for manufacturing a strip of rubber compounds comprises four extruders (2a, 2b, 2c, 2d) and a single extruder head (3). The extruder head (3) comprises an extruder die assembly (6) and...
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7309223 |
Extrusion head device
An extrusion head device in which fixed and movable head parts as a plurality of separate parts can be easily combined using compact fastening means. Fastening cylinder rods provided for the fixed...
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7281917 |
Extrusion/reaction injection molding system
A method of manufacturing an extruded part having an exterior shell and a core foam material. The method includes extruding the exterior shell from an extrusion die, and reaction injection molding...
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7186102 |
Apparatus and method for low-density cellular wood plastic composites
A low-pressure CO2 tank or an air compressor with a refrigerated air dryer is attached either at or after the vent zone of a standard twin-screw extruder. During or after extrusion, the gas is...
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7172403 |
Apparatus for preparing a gypsum wallboard core
A gypsum wallboard core, and methods and apparatus for making the same are disclosed. Methods of making a gypsum wallboard core include extruding a gypsum slurry containing water, gypsum, slip...
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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...
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7147449 |
Device for the production of an extruded profile
A food product comprising a sugar wafer preferably cone-shaped having a filling of a substantially water-free fat-based confectionery material and a process for preparing it which comprises filling...
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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...
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7005180 |
Optically isotrophic polycarbonate films and a method for the production thereof
Injection-molding materials comprised of polycarbonate can be processed into optically isotropic films in a chill roll extrusion method. The optically isotropic films for protecting data carriers...
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6994817 |
Process and apparatus for the coextrusion of rubber mixtures
The invention concerns a process and apparatus for the coextrusion of rubber mixtures, comprising a main extruder (1) with an extrusion head (10) having at least two flow channels (14, 15), each...
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6966763 |
Arrangement for making a belt made of plasticatable material
The two belt parts (2a, 2b) of a belt (2) made of plasticatable material are produced with the aid of a first station (6) and a second station (8). The first station (6) includes a rotatable mold...
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6951233 |
Electrically conductive tire and apparatus and process for extruding elements which have been made conductive
A tire having a tread composed of two non-conductive layers, each layer containing a circumferential insert of conductive mix, the inserts having a wider interface at the interface of the two...
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6926512 |
Apparatus for extruding foamed polypropylene sheet having improved surface appearance
A coat hanger extrusion die wherein the aperture of the die land widens along the extrusion axis of the die to the die exit opening, thereby forming an expansion zone.
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6905324 |
Interface control
A method and apparatus for the extrusion of multilayered composite products, is provided. The inventive apparatus includes a coextrusion structure and a partition member. In accordance with the...
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6875517 |
Composite shape part containing polyarylene sulfide and silicon rubber
The present invention describes a composite molding comprising at least one polyarylene sulfide and at least one single- or multicomponent silicone rubber. The present invention further describes a...
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6866494 |
Device for producing a two-part tire layer
In a road vehicle tire, a two-part layer (2) of elastomeric material is preassembled by co-extruding a first and a second strip (19, 16) through a preforming plate die (26), through which extends...
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6805818 |
Apparatus and methods for forming patterned soft gelatin capsules
An apparatus and a process useful for producing patterned gelatin ribbons for forming patterned soft gelatin capsules are disclosed. The apparatus and process use multiple spreader boxes to form a...
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6783349 |
Apparatus for making multilayer optical films
Methods and apparatuses are provided for the manufacture of coextruded polymeric multilayer optical films. The multilayer optical films have an ordered arrangement of layers of two or more...
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6746227 |
Tire tread die
Providing a narrow strip of electrically conductive rubber extending from a lower undertread layer to the surface of the tread by positioning a slotted chimney block in an outer tread rubber...
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6743006 |
Die for extruding flowable materials and having a static mixer therein
An extrusion/coating die. The die has an internal cavity and one or more static mixers in the die cavity. The static mixer fills the die cavity at its respective cross section. The die may also...
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6729867 |
Device for manufacturing a flexible strip of at least two different masses flowable with the addition of heat
A strip casting device (2) has a casting container (14) from which through a casting gap (15) two different masses (12, 13) of a material flowable with the addition of heat are poured out as a...
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6695606 |
Extrudate shrinkage control and reduction
An extrusion apparatus for extruding visco-elastic materials includes an extruder head for preliminary shaping of a visco-elastic melt and a splice bar die assembly for final shaping of the...
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6676395 |
Equipment for extruding an expanded polymer sheet or plate
Equipment for extruding an expanded polymer sheet or plate comprising an apparatus for the gravimetric loading (11) of a certain number of component polymers and/or mineral fillers, an extruding...
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6626206 |
Feedblock for adjusting the dimensions of a set of co-extruded layers of a multi-layer sheet
A feedblock for supplying a multi-layer stream of polymeric material to an extrusion die is provided wherein the dimension of at least some of the layers of the multi-layer stream can be precisely...
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6527994 |
Method for preparing artificial marble of wave/wood pattern
Disclosed is a method for preparing artificial acrylic marble of wave/wood patterns by use of an apparatus comprising a rotational body and a liquid resin feeder. The liquid resin feeder comprises...
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6461138 |
Device for forming multilayer sheets and extrusion die therefor
Broad parts are formed on at least one passage including a passage for forming the thinnest layer among passages for respective resin layers of a multilayer sheet at an upstream side of a...
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6423140 |
Die set for preparing ABCABC multiple-stripe coating
The invention is related to the formation of three different and repeated stripes abbreviate as ABCABC-typed or A_B_C-typed at the die exit. The symbol, “_”, implies that there is no coating bet...
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6409494 |
Device for the extrusion of multi-layer plastic films, boards or tubes
A device for extruding multilayer plastic films, boards or tubes with a feed block, whose inputs are fed with polymer melts and which conveys the polymer melts from its inputs via individual layer...
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