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7625629 |
Three-dimensional net-like structure, and method and device for producing three dimensional net-like structure
A method of and an apparatus for manufacturing a three-dimensional netted structure which is capable of rendering it unnecessary to carry out a finishing operation in a later stage, improving the...
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7618570 |
Production method of weather strip for automobile
There is provided a production method of a weather strip for an automobile, comprising a rubber-made installation base member 1 which embeds a plastic-made insert 4 , and a holding lip 2 ...
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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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7517484 |
Forming evacuation channels during single and multi-layer extrusion process
A method for making a vacuum packaging film includes flowing a plastic melt, from a multi-layer extruder, onto a rotating roller. The plastic melt is then cooled while simultaneously imparting a...
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7514141 |
Polyester film with low mechanical strength
The invention relates to a biaxially oriented polyester film having a base layer (B) which comprises at least 80% by weight of a polyester comprised of from 55 to 90 mol % of units deriving from at...
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7413624 |
Method for making multilayer articles having special visual effects
The present invention relates to a method for making a multilayer article, wherein said multilayer article comprises: (i) a first layer comprising an acrylic resin; (ii) at least one translucent...
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7390450 |
Process for preparing a fire resistant polycarbonate composition
A process for producing a fire resistant polycarbonate composition comprises preparing an aqueous solution of a flame retardant salt; and compounding the aqueous solution of the flame retardant...
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7387837 |
Thermoplastic polyurethane composition and process for producing the same
The present invention provides a thermoplastic polyurethane composition which comprises an ethylene-vinyl alcohol copolymer and/or a polyamide, and a thermoplastic polyurethane, in which the...
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7341684 |
Composite synthetic resin material forming method and apparatus
A composite synthetic resin material forming apparatus comprises an outer channel having an outer outlet, an inner channel having an inner outlet opening into the outer channel, outer synthetic...
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7320773 |
Biodegradable laminate sheet and molded item from biodegradable laminate sheet
A biodegradable laminate sheet having as its object to provide a formed body superior in heat resistance, shock resistance, transparency and formability, and having non-stretched polylactic...
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7279198 |
Method for extrusion coating a lightweight web
The specification discloses a method for extrusion coating a lightweight web. According to the method, a length of a lightweight web along with a length of a carrier web is fed to an extruder with...
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7273653 |
Resin film and manufacturing method for the same, and resin laminated metal sheet using said resin film and manufacturing method for the same
A resin film of a two-layer-construction comprising: (a) a resin layer R1 including a non-stretched resin film which contains a thermoplastic polyester resin containing 3 to 30 percent by weight in...
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7264884 |
Barrier stretch film particularly for the packaging of food products and method for the production thereof
A stretch film presenting controlled permeability to gases, manufactured by process of balloon co-extrusion and consisting of outer layers (S 2 ) of stretchable polmeric material and by one or two...
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7258827 |
Method for extruding unvulcanized rubber
A method and apparatus for extruding unvulcanized rubber in a tire production process, in which an unvulcanized rubber extruded member can be formed by extrusion. An extruded rubber member having a...
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7255914 |
Variable refractive index polymer materials
A new class of composite polymer films where the refractive index can be varied by simple compressive or extensive forces. The films are comprised of alternating layers of an elastomer and a glassy...
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7238411 |
Multilayered polyester film and process for producing the same
The present invention is a multilayer polyester film comprising a layer A and a layer B which are laminated alternately, the layer A constituting the outermost layer on both sides of the film,...
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7211308 |
Formation of multilayer sheets containing PCTFE and COC for blister packaging applications
Multilayer sheets and films are provided that include a layer of a fluoropolymer material and a layer of a thermoplastic polymer material. More particularly, an adhesive material and multilayered...
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7160584 |
Method for manufacturing ceramic glow plugs
A method for manufacturing a ceramic glow pin which is formed of more than two layers arranged especially coaxially to the axis of the glow pin and symmetrically. The layers of the layer structure...
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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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7108816 |
Barrier and a method of manufacture thereof
This invention relates to a method of manufacture of a barrier, especially for electronic display devices, comprising the step of co-extruding a melt of at least one inorganic material with a melt...
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7105117 |
Manufacturing method for increasing thermal and electrical conductivities of polymers
A method of manufacturing to increase the thermal and electrical conductivity of polymers includes layering a filled polymer with an unfilled polymer to produce a multi-layered system of...
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7063889 |
Resin film and manufacturing method for the same, and resin laminated metal sheet using said resin film and manufacturing method for the same
[Problem] The object is to provide a resin film for metal sheet laminate which endures severe forming owing to excellent formability and impact resistance, and also to excellent adhesion after...
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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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7014800 |
Method of producing bristles
Bristles for applying media are produced in that a filament, which can be cut into bristles, is extruded with a core which also determines the mechanical properties of the bristle. Cavities are...
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6998084 |
Co-extruded pigmented/clear coated polymeric coating for an article such as automotive exterior body panels
A colored coating for an article is provided including a first layer polymeric coating material with a transparent base which has been pigmented to a desired color and extruded, a second layer of...
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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 ),...
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6964816 |
Packaging films containing coextruded polyester and nylon layers
Multilayer thermoformable structures for packaging film applications. The multilayer structures having at least a first layer of polyester, a second layer of a first adhesive and a third layer of a...
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6962754 |
Structure comprising a fluoropolymer layer and a piperazine-based tie resin
A structure made of a fluoropolymer layer and directly attached to one of its sides a tie layer based on a polyamide which results from the condensation of at least one diacid and at least one...
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6946192 |
Transparent polyester film with high oxygen barrier and additional functionality, its use and process for its production
The application discloses a transparent, biaxially oriented polyester film having a base layer at least 80% by weight of which is composed of a thermoplastic polyester, and having at least one...
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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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6911171 |
Synthetic closure
By achieving an extruded, foamed core formed from plastic material peripherally surrounded and integrally bonded with a plurality of cooperating synthetic, plastic, extruded, outer layers, a...
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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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6896832 |
Resin film forming method
In the resin film forming method for extruding a fused resin from an extruder die to form a resin film, the second resin forming both ends in width direction of the resin film uses a resin greater...
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6893730 |
Barrier film with reduced dynamic coefficient of friction
Oxygen barrier films having a greatly improved dynamic coefficient of friction, and specifically, oxygen barrier films having an exceptionally low dynamic coefficient of friction, reduced moisture...
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6893594 |
Extruded window and door composite frames
Novel window and patio door frame members are formed by an extrusion process that provide these members with at least one channel and with an outer weather resistant surface and an internal...
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6878318 |
Methods for producing multi-layer foamed sheets
The invention provides, as a method for producing a multi-layer foamed sheet whose scale-like appearance has been improved by means of a multi-layer circular die coextrusion method, a method for...
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6878332 |
Methods of making sheets with arrays of projections
Touch fasteners with different portions having different material properties, and methods and apparatus for making such a product. In one embodiment, the fastener includes a cross-linkable polymer,...
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6858275 |
Irradiated multilayer film having seal layer containing hyperbranched polymer
An irradiated multilayer film has a first layer and a second layer. The first layer is an outer heat seal layer containing a blend of a highly branched homogeneous polymer and a semicrystalline...
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6841240 |
Multilayered article
A multilayered article made of a plastic material which exhibits high IR reflection and a high gloss is disclosed. The article includes at least three layers A, B and C, wherein layer A contains a...
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6837698 |
Multilayer coextrusion die and method
The invention is an extrusion device comprising an interleaving block portion. The interleaving block portion includes at least two first chambers, each first chamber including a width, a length, a...
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6830713 |
Method for making coPEN/PMMA 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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6827886 |
Method 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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6824864 |
Multi-layer, white cavitated bioriented polyethylene film with a high water vapor transmission rate
The present invention relates to bioriented polyethylene films having high water vapor transmission rates (WVTR) and methods for preparing the same. The film comprises a base layer and skin layers....
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6787206 |
Cross-laminate of films and method of manufacturing
A cross-laminate web is formed of two oriented films, the films being arranged so that the main direction of orientation of the first film (A) generally follows the longitudinal direction (D) of...
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6780515 |
Heat-absorbing layer system
A heat-absorbing system comprising at least a first layer (A) containing a ultraviolet absorber, a second layer (B) containing an organic infrared absorber and ultraviolet absorber and a third,...
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6776933 |
Method of manufacturing a security item
A method of manufacturing a security item comprises coextruding at least two polymer plastic materials ( 6,7 ) with different characteristics so as to form a substrate so that neither material are...
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6740412 |
Polymeric adhesive and structures with multiple polymeric layers, their process of preparation and their use
Polymeric adhesive comprising a homogeneous mixture of at least three constituents: (a) at least one thermoplastic halogenated hydrocarbon polymer, (b) at least one copolymer of monoethylenic...
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6730406 |
Matt, UV stable, flame-retardant co-extruded polyester film, a method for the production thereof and the use of the same
The invention relates to a co-extruded, biaxially oriented polyester film consisting of a base layer and at least one outer layer. The film contains at least one flame-retardant agent, at least one...
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6703141 |
Matte surface film
The present invention relates to a matte surface film comprising: (a) a base layer comprising a polyolefin; and (b) a matte surface layer comprising a blend of a non-hydrocarbon polymer with at...
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6673425 |
Method and materials for preventing warping in optical films
A multilayer optical body having improved dimensional stability is disclosed. The optical body includes an optical film, such as an oriented multilayer optical film, and a dimensionally stable...
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