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7556762 |
Method of inflation extrusion molding, extrusion molding apparatus therefor, and process for producing pressure-sensitive adhesive sheet
The invention provides a method of inflation extrusion molding, comprising: introducing one or more resin materials extruded from one or more extruders into a die; subsequently extruding the resin...
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7476094 |
Plastic material metering system for plastic articles manufacturing device
The invention relates to a plastic metering system in a device for producing plastic articles, comprising a metering unit ( 1 ) forming a block ( 2 ) comprising a material feed duct ( 10 ), a...
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7427430 |
Polyamide blend composition having excellent gas barrier performance
High gas barrier, delamination-resistant polyamide compositions suitable for extended shelf-life packaging applications are provided. Also provided are polyamide compositions exhibiting high oxygen...
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7410602 |
High flow rate dialysis catheters and related methods
High flow rate catheters, and related methods, are useful in dialysis and other procedures. A catheter according to the invention comprises a hub and a generally elongated conduit. The conduit has...
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7368526 |
Functionalized porous poly(aryl ether ketone) materials and their use
Functionalized porous poly(aryl ether ketone) articles are prepared by reacting ketone groups in the backbone of poly(aryl ether ketone) polymer with a primary amine reagent. Preferred functional...
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7316797 |
Synthetic resin container having a craze pattern thereon and method for producing the same
A synthetic resin container according to the invention has a craze pattern on the outer surface of its body. The container comprises an inner layer that comes into direct contact with content...
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7238317 |
Method of continuously producing a twin-wall pipe with a ventilation zone between a socket and an adjacent elevation
A twin-wall pipe comprises an internal pipe and an external pipe. The external pipe is corrugated, having elevations and troughs. The twin-wall pipe is further provided with a socket. In a...
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7229580 |
Preparation of porous poly(aryl ether) articles and use thereof
The preparation and use of novel porous poly(aryl ether) articles is disclosed. The porous articles are prepared from blends of poly(aryl ether) polymers with polyimides by selectively decomposing...
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7169338 |
Foam-molded article and manufacturing method thereof
Provided is a method for manufacturing a foam-molded article by molding between molds a parison with a foam layer formed by extruding an expandable molten resin composition, obtained by...
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7150848 |
Method and apparatus for regular division of molten extrusion flow
A blown film die divides a flow of material into two flows with higher and lower flow portions and recombines the flow by combining higher flow portions with lower flow portions. The flow can be...
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7118790 |
Process for producing coated polymeric articles and the articles produced thereby
A method for producing a coated polymeric article by co-extruding polypropylene and a maleic anhydride modified polypropylene, corona-treating, and applying a polysilicate barrier is described....
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7110921 |
Method for designing a profile die for polymer extrusion
A method for designing a profile extrusion die is based on an analogy that exists between membrane deflection under pressure and low Reynolds number pressure driven fluid flow. The analogy is used...
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7063885 |
Biaxially oriented and heat-set multilayer thermoplastic film for packaging
A multi-layer, thermoplastic film bi-axially oriented at a stretching ratio ≧ to about 3.0:1 in the machine direction and at a stretching ratio ≧ about 6.0:1 in the transverse direction, which...
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7025918 |
Multilayer structures
A novel multilayer structure in which one layer comprises a polymer comprising a solventless, waterless, melt-processable acrylonitrile olefinically unsaturated polymer and the other layer...
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6994809 |
Plug for and method of patching a hole in a wall
A hole in a wall is easily and quickly repaired by use of a precisely formed plug. The plug is used to draw an outline around the hole. The outline is then cut out to form an opening. The plug is...
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6943231 |
Transparent polyamide molding materials having improved transparency, resistance to chemicals and high permanent fatigue strength
Transparent polyamide molding materials are provided which are characterized in that they have a melting enthalpy between 0 and 12 J/g and the polyamides are constituted of 100 mole-% of a diamine...
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6929836 |
Multi-layered preform and multi-layered bottle manufactured by using the same
A multi-layered perform for substantially preventing the generation of strains and obtaining improved stress cracking resistance with excellent appearance characteristics includes a mouth portion,...
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6926858 |
Method and apparatus for regular division of molten extrusion flow
A blown film die divides a flow of material into two flows with higher and lower flow portions and recombines the flow by combining higher flow portions with lower flow portions. The flow can be...
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6887408 |
Porous poly(aryl ether ketone) membranes, processes for their preparation and use thereof
Porous poly(aryl ether ketone) (PAEK) articles are prepared from PAEK/polyimide blends by selective chemical decomposition and subsequent removal of the polyimide phase. Porous PAEK articles...
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6849226 |
Method of forming a component for a control panel
A control panel assembly having a plurality of buttons located in a bezel and supported by a switch mat. A bezel and/or button is formed using a vacuum forming technique and has a transparent inner...
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6814920 |
Method for forming a non-delaminating multilayer container mouth
A method of preventing delamination of multiple layers of an oriented polymer container having an opening defined by the multiple layers comprising a bi-axially oriented multilayer polymer...
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6764627 |
Method of making corrugated part
A method for continuously forming molded parts includes providing an extruder; directing a hollow column of plastic material from the extruder; providing a plurality of die blocks each including...
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6756094 |
Balloon structure with PTFE component
A medical balloon having a high burst strength and the ability to return to its preinflation diameter following repeated inflation may be prepared from a first inner layer of material, a second...
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6752955 |
Method of manufacturing a boot seal
In a process and an apparatus for making a plastic sleeve ( 56 ), plastic is fed into an extruder die ( 216 ). The plastic is extruded from the extruder die ( 216 ) as a molten plastic stream into...
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6699549 |
Heat-shrinkable multilayer film
A polyester-surfaced heat-shrinkable multilayer film exhibiting good printability and adaptability to various automatic packaging processes is provided, including an outer surface layer (a)...
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6696134 |
Blown films and a method for producing the same
An objective of the invention is to provide a blown film which is excellent in terms of the optical characteristics, the tear strength and the rigidity as well as a method for producing the same,...
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6685872 |
Method for preparing multilayer films
A method for coextruding a multilayer tubular film having a barrier material comprises (a) extruding a core extrudate of barrier material with a core extruder; (b) providing a preencapsulation die...
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6682689 |
Flexible plastic article and method of manufacturing the same
A process for making a plastic tube having a variable diameter comprises the following steps. A plastic is obtained. The plastic is fed into an extruder die ( 216 ). The plastic is extruded as a...
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6645421 |
Method for making a plastic container
A method of forming multi-walled plastic containers in a single blow mold. In general, the method comprises disposing at least two separate parisons simultaneously into a blow mold and forming them...
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6566486 |
Method of producing branched polyamides
A process for the production of polyamides is disclosed. In a first reaction step, suitable monomers such as caprolactam or an aliphatic aminocarboxylic acid are reacted with polyfunctional amines,...
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6555243 |
Thermoplastic multilayer composites
Thermoplastic multilayer composite, particularly in the form of a multilayer hose, a multilayer pipe or a multilayer container, containing at least one intermediate layer made of a molding compound...
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6523576 |
Fuel hose and method for manufacturing fuel hose
A fuel hose should reduce noise during fuel injection into an engine, and should not interfere with other engine components. The fuel hose supplies fuel drawn up from a fuel tank to the fuel...
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6521025 |
Super selective hollow fibre membranes
A hollow fibre membrane has an active layer ( 2 ) in which elongate polymer molecules ( 3 ) are longitudinally aligned essentially parallel to the extrusion direction to thereby define a plurality...
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6521167 |
Method for producing components with surface decoration
A method of producing components with surface decoration, by which even difficult surface geometries can be produced with a satisfactory visible surface, includes prefabricating a sheet-like...
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6517766 |
Method for the production of components coated with a decorative material
A method for the blow molded production of double-walled components coated with a decorative material includes pressing an extruded plastic tube together with a decorative material into a component...
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6482348 |
Method of forming a co-extruded balloon for medical purposes
A method of forming a balloon for medical purposes comprising co-extruding in a tubular shape a base structural layer of a member selected from the group consisting oft polyamides, polycarbonates,...
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6479562 |
Blow-molded foamed films of polyester resin
A blown foamed film of polyester resin, obtained by blow-molding a foamed tubular sheet at the outlet of a foaming extruder.
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6444149 |
Process for the manufacturing of an article of plastic material
Article made of thermoplastic material, which article is rigid and at least partly heat insulating. The article includes a laminate in at least parts of the article. The laminate includes a first...
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6368545 |
High clarity polyolefin multilayer blown coextruded film
At least two techniques can be used separately or together to achieve higher clarity in multilayer blown coextruded films. In a first technique, the core layer is extruded at a higher temperature...
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6348563 |
p-hydroxybenzoic esters, plasticizer containing the same, polyamide resin composition and molded articles
The present invention provides a p-hydroxybenzoic ester represented by the formula (1) wherein R 1 represents a C 6 -C 10 straight-chain or branched-chain alkyl group, A 1 represents a C 2 -C...
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6319574 |
Multi-layer plastic preform for blow molding
A multi-layer plastic preform 14 with an inner layer 28 that is extrusion blow molded from a resin having an intrinsic viscosity greater than 0.90, and an outer layer 44 that is injection molded...
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6309509 |
Composition and paper comprising cellulose ester, alkylpolyglycosides, and cellulose
This invention relates to compositions, paper, thermoplastic sheets, and medical paper containing cellulose ester, alkylpolyglycoside (APG) or a mixture of APG and polyether glycol, and,...
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6280680 |
Process for the manufacture of environmentally friendly papers and compositions therefor
A process for the manufacture of an environmental friendly paper from about 56% to about 80% by weight of inorganic mineral powders, about 43% to 18% by weight of polyethylene, and about 1% to 2%...
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6268026 |
Multilayer laminate formed from a substantially stretched non-molten wholly aromatic liquid crystalline polymer and non-liquid crystalline polyester and method for forming same
Multilayer laminates including films, sheets, preforms, containers and other articles having at least one wholly aromatic, amorphous, stretchable liquid crystalline polymer layer with at least one...
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6235232 |
Synthetic resin hose and method for producing the same
A producing method of a hose including, using a mold assembly constituted by a pair of semicylindrical molds each having a large number of intrusion grooves formed along the axial direction in the...
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6203750 |
Method for making a heat-shrinkable film containing a layer of crystalline polyamides
A process of making a biaxially-oriented multilayer film, comprises extruding a tubular multilayer tape and inflating the tape so that the tape is biaxially oriented by stretching in the transverse...
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6194040 |
Multilayered, biaxially-oriented food casing comprising two oxygen-barrier layers
An at least four-layer tubular biaxially oriented food casing having an outer layer which includes a mixture of at least one aliphatic and at least one partly aromatic (co)polyamide with or without...
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6177518 |
Blends of fluoroplastics with polyetherketoneketone
Compositions of melt-flowable fluoroplastic and poly(ether ketone ketone) are provided, wherein the either the fluoroplastic or the poly(ether ketone ketone) is the matrix polymer and the other...
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6174470 |
Method for blow-molding an automotive instrument panel having an integral airbag door
A method for forming an automotive instrument panel having a concealed door comprising a series of steps. A plastic parison is extruded to form the substrate layer of the instrument panel. The...
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RE36859 |
Method for lining a pipe or main
A method for lining a pipe or main comprising heating a length of synthetic-resin liner pipe 20 of external diameter substantially equal to or greater than the internal diameter of the pipe or main...
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