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7384588 |
Process for making a flexible structure comprising starch filaments
A process for making a flexible structure that includes at least a first region and a second region, each of the first and second regions having at least one common intensive property that differs...
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7238309 |
Extruded ceramic log transfer system
An apparatus for orienting section of a plasticized ceramic extrudate includes a marking assembly for applying an orientation reference mark to a plasticized ceramic extrudate exiting an extrusion...
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7211210 |
Dry fibrillated PTFE film and its method of manufacture
A finished PTFE film is produced by first preparing an extruded, dried, unsintered and unexpanded PTFE feed film, and then reducing the thickness of the feed film by more than 20% by passing it...
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7182900 |
Winding tape and method of making winding tape
In a method for manufacturing a winding tape ( 10 ) of unsintered polytetrafluoroethylene wherein polytetrafluoroethylene powder is mixed with a lubricating or slip agent, the material is molded...
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7172720 |
Apparatus and method for measuring and of controlling the gap between polymer sheet cooling rolls
Heating and extruding a polymeric sheet having a predetermined thickness and introducing it into and through a gap between cooling rolls, measuring directly by laser beam and without reflection the...
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7157039 |
Method and apparatus for producing a curly puff extrudate
A process and apparatus for the production of a spiral or coil shaped puffed extrudate. A tube or other peripheral containment vessel is placed at the exit end of an extruder die. A force or...
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7135063 |
Resilient biodegradable packaging materials
Biodegradable starch-based extruded products and methods of manufacturing those products are provided. In particular, extruded starch products processed by compression, stretching or compression...
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7128862 |
Biaxially oriented multilayer polymer tube for medical devices
A tubular extruded member particularly suitable for use in medical devices such as intravascular catheters and guide wires, wherein the extruded tubular member includes multiple layers having...
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7052639 |
Wire wound tooling
Tool rolls and methods of using the tool rolls to manufacture articles with one or more structured surfaces are disclosed. The tool rolls include an outer surface that, when used in connection with...
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7052638 |
Hook and loop fastener
Forming a fastener component having heads constructed to engage loops formed e.g. of fibers of a mating component, comprises forming, from a thermoformable material, a preform product having a...
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7001442 |
Particulate filter for an internal combustion engine and method for producing the same
There is provided a particulate filter for trapping particulates contained in an exhaust gas discharged from a combustion chamber of an engine, comprising a plurality of exhaust gas flow passages...
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6998081 |
Method of producing low-shrink polypropylene tape fibers
Improvements in preventing heat- and moisture-shrink problems in specific polypropylene tape fibers are demonstrated herein. Such fibers are manufactured through the initial production of...
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6969479 |
Tooling with helical coils for structured surface articles
Tool rolls and methods of using the tool rolls to manufacture articles with one or more structured surfaces are disclosed. The tool rolls include an outer surface that, when used in connection with...
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6960314 |
Molding of fastening hooks and other devices
Methods of forming mold cavities suitable for hook and loop fastening are disclosed, along with effective hook construction and hook and loop fastener products that have an ultrathin cross-section....
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6955780 |
Multi-wall cylindrical structure, method of making such structure, and apparatus for carrying out such method
An elongated composite tube made up of an inner tube 42 and an outer tube 44 (see FIG. 3 ) with a plurality of elongated helical ribs disposed between the inner tube and the outer tube in a...
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6953542 |
Interlocking closure device
A closure device for a thermoplastic bag which includes two opposing, longitudinally extending interlockable male and female fastening strips having respective male and female closure elements or...
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6942832 |
Method of manufacturing vacuum thermoformed thin plastic drink cup lids
A method and apparatus for vacuum thermoforming disposable drink cups lids including the step of imparting printing to the lids while they are in contact with the vacuum thermoforming platen.
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6913714 |
Method of producing thermoplastic polycarbonate films having low optical retardation values
A method of preparing a thermoplastic polycarbonate film having an optical retardation value of less than or equal to 20 nm, is described. The method includes: (a) forming a molten extrudate ( 20 )...
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6908582 |
Method for adjusting the shape of a biodegradable and bioabsorbable implant material
A process for producing a biodegradable and bioabsorbable implant material, which comprises forging a billet comprising and biodegradable and bioabsorbable crystalline polymer at a low temperature...
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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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6872352 |
Process of making web or fiberfill from polytrimethylene terephthalate staple fibers
The invention relates to webs or batts including polytrimethylene terephthalate crimped staple fibers and fiberfill products comprising such webs and batts, as well as the processes of making the...
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6843949 |
Process for adjusting WVTR and other properties of a polyolefin film
A process for rendering films, film composites, and articles made therefrom less resistant to passage of water vapor by passing a filled precursor film or film composite through the nip of...
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6841105 |
Process for manufacturing thermoformed article having textured or grained surface
A method of forming thermoplastic panels is disclosed which includes the steps of forming the thermoplastic panels by extrusion or a similar process and simultaneously or subsequently texturing or...
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6824729 |
Process of making a nonwoven web
A method of preparing a nonwoven web that has substantially continuous synthetic fine fiber includes preparing an aqueous amide crosslinked polymer solution. The solution is extruded through a die...
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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...
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6808658 |
Method for making texture 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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6805823 |
Resilient biodegradable packaging materials
Biodegradable starch-based extruded products and methods of manufacturing those products are provided. In particular, extruded starch products processed by compression, stretching or compression...
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6790405 |
Polyolefin film with embossed surface
An embossed, cast polyolefin film or an embossed, oriented polyolefin film includes: (a) a core layer including a propylene polymer; (b) an embossed outer layer on one side of the core layer, the...
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6783723 |
Polyamide film production method
The present invention provides a method for industrially stably producing a stretched polyamide film having uniform properties at a high speed. The polyamide film production method comprises the...
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6776947 |
Process of adjusting WVTR of polyolefin film
A process for rendering films, film composites, and articles made therefrom less resistant to passage of water vapor by passing a filled precursor film or film composite through the nip of...
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6773649 |
Film extrusion process for producing thermoplastic film
An apparatus for producing a thermoplastic film having low-birefringent, low stress and at least one polished surface for optical media applications as well as low stress film for non-optical...
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6770233 |
Flapper assembly for producing a curly puff extrudate
An improved method of applying a controlled pressure to the flapper in a curly puff production apparatus. The present invention uses a pneumatic system to apply a pressure to a flapper. The...
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6767498 |
Process of making microfilaments
Thermally divisible multicomponent fibers ( 4 ) having at least a first component including an elastomeric polymer ( 6 ) and at least a second component including a non-elastomeric polymer ( 8 )....
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6745467 |
Method of producing a liquid discharge head
A method for producing a liquid discharge head provided with a head main body including plural energy generating elements for generating energy for discharging liquid as a flying liquid droplet,...
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6713161 |
Light-transmitting electromagnetic shielding material and method for manufacturing the same
A light-transmitting electromagnetic wave-shielding material includes a hydrophilic transparent resin layer laminated on a transparent substrate. An electroless plating layer is laminated on the...
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6698457 |
Flexible hose, manufacturing method thereof and extruder
A flexible hose which has a hose body made of soft synthetic resin, a reinforcement made of hard synthetic resin wound spirally and joined to the hose body by fusion, and a conductor arranged...
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6689299 |
Process for producing solid creatine dosage forms and dosage forms obtainable thereby
A process for producing solid creatine-containing dosage forms, wherein a) a mixture which comprises at least one thermoplastic, physiologically tolerated, water-soluble or water-swellable...
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6680022 |
Apparatus for the calibration of hollow chamber sheet extruded lines
An apparatus for calibrating hollow chamber sheet extruded lines out of thermoplastic resin includes a vacuum housing and a planar intake area at a first end of the vacuum housing. The planar...
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6669886 |
Reinforced catheter and method of manufacture
A catheter shaft is disclosed that may reduce the thickness of the inner layer and/or may allow the reinforcing layer to share the same space as the inner lubricious layer. In one illustrative...
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6667096 |
Method of spinning, spooling, and stretch texturing polyester filaments and polyester filaments produced
The present invention relates to a process for the production and for the spooling of preoriented polyester filaments comprising at least 90 weight %, relative to the total weight of the polyester...
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6660199 |
Pipe structure and method of manufacture
A pipe section formed of a polymeric material which has a substantially constant thickness throughout, the terminal edge of the female connection having a reinforcement structure which rigidifies...
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6602455 |
Highly bi-axially oriented, heat-shrinkable, thermoplastic, multi-layer film and process for the manufacture thereof
A bi-axially oriented, heat-shrinkable multi-layer film comprising a core layer (A) comprising an ethylene-vinyl alcohol copolymer (EVOH), a first outer layer (B) comprising an ethylene homo- or...
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6592800 |
Apparatus and method for making a mechanical fastener
A method and apparatus for forming a mechanical fastener. A preferred embodiment of the method includes moving a substrate along a web path, where the substrate includes a first major surface and a...
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6527996 |
Process of making a tubular dental hygiene device
This invention relates to a novel composition for use in dental flosses or tapes. More particularly, it relates to novel compositions containing a base polymer, a block copolymer and a nonmigrating...
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6524507 |
Process and apparatus for forming fastener elements
A process and apparatus for producing fastener elements comprising a base and a field of fastener elements molded with and extending from the base. The method includes applying molten resin under...
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6489021 |
Multi-layer resin films having excellent oxygen gas barrier properties and process for their production
The present invention provides a multi-layer resin film having excellent oxygen gas barrier properties, particularly even at high humidity, and further having no chlorine content. The multi-layer...
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6485663 |
Method for forming a combination door and window channel seal
A combination door and window channel seal for sealing between a motor vehicle door frame and movable window glass panel and a method for forming the same are described. The channel seal is formed...
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6464814 |
Method for molding an end of a long resin molded article
A method for molding an end of a long resin molded article that is obtained by extrusion molding and has a design surface and an attachment surface extended in a longitudinal direction of the long...
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6432347 |
Process of making a microfibrillated article
Microfibers and microfibrillated articles are prepared by imparting fluid energy to a surface of a highly oriented, highly crystalline, melt-processed polymeric film. The microfibers and...
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6403016 |
Vacuum extrusion system and method
A vacuum extrusion line of the horizontal barometric leg type includes a vacuum chamber having an extrusion die at one end and a water baffle immersion cooler at the other end for extracting the...
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