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7611594 |
Method of making a fiber laminate
An absorbent wiping cloth can be made by hydraulic bonding of hydrophilic fibers with a prebonded spunbond filament layer. A further spunbond filament layer can be provided on the fiber side of...
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7563337 |
Composite sheet and process for making the same
This invention aims to provide a composite sheet having a layer of inelastically stretchable continuous fibers improved so that a possible unevenness in fiber diameter may be minimized. A...
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7501085 |
Meltblown nonwoven webs including nanofibers and apparatus and method for forming such meltblown nonwoven webs
Apparatus and method for forming nanofibers and nonwoven webs formed of such nanofibers. The nanofibers are formed by changing the rheology in at least first and second flows of a liquid material...
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7494558 |
Laminate with improved properties
Composites made from at least two plies are described, where one of the outer layers is a layer comprising glass fibers, and in particular is a staple glass fiber nonwoven. The layers have been...
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7470389 |
Method for forming spread nonwoven webs
A new fiber-forming method, and related apparatus, and webs prepared by the new method and apparatus are taught. In the new method a) a stream of filaments is extruded from a die of known width and...
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7438777 |
Lightweight high-tensile, high-tear strength bicomponent nonwoven fabrics
A method of producing a nonwoven fabric comprising spinning a set of bicomponent fibers which include an external fiber component and an internal fiber component. The external fiber enwraps said...
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7361241 |
Filamentary nonwoven bandage fabric
In order to produce a nonwoven fabric having elastomeric properties spun filaments ( 1 ), consisting preferably (but not essentially) of cellulose material such as cellulose acetate or solvent spun...
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7344667 |
Prepreg, production process thereof, and molded article
This invention provides a prepreg excellent in productivity, having the drapability to allow easy shaping according to a mold, excellent in resin impregnation, and excellent in handling...
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7332050 |
Electronic spinning apparatus, and a process of preparing nonwoven fabric using the same
An electrospinning apparatus including a spinning dope main tank, a metering pump, a nozzle block, a collector positioned at the lower end of the nozzle block for collecting spun fibers, a voltage...
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7300530 |
Process for preparing a non-woven fibrous web
Disclosed is a fibrous web which includes a microencapsulated material, such as a microencapsulated phase change material, adhered to the web. Preferably, the web is prepared in a melt-blowing or...
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7295184 |
Computer input device
A computer input device includes a magnetized fluid and an inertial body within the magnetized fluid. A signal converter provides angular acceleration information based on behavior of the inertial...
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7291300 |
Coated nanofiber webs
The present invention is directed to a method of forming nonwoven webs comprising coated fibers. The method of forming the nonwoven web generally comprises the steps of forming fibers from a melt...
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7267789 |
Particulates in nanofiber webs
The present invention is directed to a method of forming nonwoven webs comprising particulates. The method of forming the nonwoven web generally comprising the steps of forming fibers from a melt...
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7258758 |
Strong high loft low density nonwoven webs and laminates thereof
High loft, low density nonwoven webs suitable for use in a variety of applications requiring strong fabric layers are produced by forming substantially continuous, spunbond, crimped, bicomponent...
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7255763 |
Process for making fibrous web having inelastic extensibility
Component thermoplastic synthetic fiber having inelastic extensibility as well as fiber diameter of 5-20 μm constituting a fibrous web is obtained by melt spinning a mixture of two or more...
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7255759 |
Patterning on SMS product
A method and apparatus for the production of nonwovens. The nonwovens including a spunbonding apparatus for forming a first web of nonwoven material on a first belt, and a meltblowing apparatus for...
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7252725 |
Absorbent composite product and process and apparatus for manufacture thereof
A multi-layer absorbent product in a preferred embodiment includes a fibrous nonwoven top sheet, a fibrous nonwoven absorbent core layer, and a fibrous nonwoven substantially water-impervious back...
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7195685 |
Nonwoven fabric having improved performance
The present invention relates generally to nonwoven materials, and specifically, to a nonwoven fabric comprised of at least three continuous filament precursor webs, each precursor web being of a...
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7192499 |
Nonwoven fabric with characteristics similar to woven and knitted fabrics
A nonwoven fabric having characteristics resembling woven and knitted fabrics is produced by extruding a plurality of plural component fibers, where each fiber includes first and second polymer...
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7168932 |
Apparatus for nonwoven fibrous web
Disclosed is an apparatus for producing nonwoven fibrous webs. The apparatus comprises an extrusion die, first and second fluid supplies in cooperation with the die, first and second extrusion...
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7118638 |
Nonwoven fabric, hygroscopic member, method and apparatus for producing nonwoven fabric and organic electroluminescence display
An organic electroluminescence display includes a transparent glass substrate, an ITO anode layer, a positive hole transition layer, an RGB luminescence layer, an electron transition layer and a...
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7087129 |
Method of forming an impregnated micro-fiber filtration unit
A method of forming a blown micro-fiber filtration unit having multiple overlapping layers of fibrous material and an active material applied over said layers, The fibrous material layers being...
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7083697 |
Porous spun polymeric structures and method of making same
A non-woven polymeric matrix for separating leukocytes from a blood sample includes a non-woven three dimensional matrix formed from polymeric fibers having a predetermined pore volume fraction...
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7060149 |
Nonwoven fabrics with advantageous properties
This invention relates to nonwoven fabrics with advantageous characteristics and the method to produce these fabrics. Advantageously, the fabrics of the subject invention have increased thickness...
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7052563 |
Apparatus and method for fiber batt encapsulation
Disclosed is an apparatus and a method for at least partially encapsulating a fiber batt or other substrate by applying a polymer fiber layer to one or more surfaces of the fiber batt or substrate...
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7008496 |
One-step necked-bonded laminate process and apparatus
A one-step method of making a necked-bonded laminate, wherein the layers of the laminate are formed and laminated within the same process. The method includes forming a nonwoven web, necking the...
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7001567 |
Melt spinning apparatus and process for making nonwoven webs
An air handler for collecting air discharged from a melt spinning apparatus. The air handler includes an outer housing having walls defining a first interior space. One of the walls has an intake...
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6991702 |
Electronic spinning apparatus
An electrospinning apparatus including a spinning dope main tank, a metering pump, a nozzle block, a collector positioned at the lower end of the nozzle block for collecting spun fibers, a voltage...
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6989125 |
Process of making a nonwoven web
The present invention provides continuous fiber nonwoven webs with high material formation uniformity and MD-to-CD balance of fiber directionality and material properties, as measured by a MD:CD...
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6969441 |
Method and apparatus for producing laminated articles
In the invention, a method is provided for producing a composite nonwoven fabric. A polymer is extruded into heated continuous filaments, possibly elastic, from the die head to a first chilled...
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6938781 |
Three-dimensional non-woven filter
A non-woven depth filter cartridge includes a cylindrical mass of essentially continuous melt-blown polymer filaments and an essentially continuous traversing melt-blown polymer filament extending...
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6921448 |
Impregnated micro-fiber filtration unit
A blown micro-fiber filtration unit having multiple overlapping layers of fibrous material and an active material applied over said layers. The fibrous material layers being fused together.
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6916395 |
Process for making three-dimensional non-woven media
A method of continuously producing a melt-blown polymer filament mass includes producing a first set of melt-blown polymeric filaments, collecting the first set of filaments on a rotating...
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6905563 |
Method and apparatus for melt-blown fiber encapsulation
The invention relates to an insulation product comprising an elongated fibrous batt with at least a partial polymeric encapsulating layer formed by melt-blowing or melt spraying a polymeric...
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6899777 |
Continuous fiber reinforced composites and methods, apparatuses, and compositions for making the same
A process for continuous composite coextrusion comprising: (a) forming first a material-laden composition comprising a thermoplastic polymer and at least about 40 volume % of a ceramic or metallic...
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6896843 |
Method of making a web which is extensible in at least one direction
A method includes the steps of co-extruding a first component and a second component. The first component has a recovery percentage R 1 and the second component has a recovery percentage R 2 ,...
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6888045 |
Method of producing a fibrous material layer, a fibrous material layer and an absorbent article containing same
A fibrous material and a method of producing it, the material is mainly intended to be incorporated in an absorbent article and comprises a layer of continuous fibers, so-called tow, which have...
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6881375 |
Method of forming a 3-dimensional fiber into a web
A method includes the steps of co-extruding a first component and a second component. The first component has a recovery percentage R 1 and the second component has a recovery percentage R 2 ,...
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6878330 |
Method for structurally modifying monofilaments
Methods for the use of laser beams in the case of plastic monofilaments are proposed. For structural modifying monofilaments or individual monofilaments of a monofilament union, the monofilament to...
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6858664 |
Liquid adhesion promoter for cord-reinforced rubber and metal or polymer substrate/rubber composites
A rubber composition including a natural or synthetic rubber, and an adhesive resin capable of unexpected adhesion to metal, polymer and glass substrates, particularly cords in radical tires,...
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6858297 |
Aligned fiber web
Nonwoven webs having substantially aligned fibers can be formed in an apparatus having a direction of motion corresponding to the direction of web formation. The web is formed in the presence of at...
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6849142 |
Method of making multi-layer female component for refastenable fastening device
The female component for engaging a complementary hook component in a refastenable fastening device is capable of engaging a hook component that has flexible, resilient individual hook elements....
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6838043 |
Method for the production of a synthetic leather
A synthetic leather made of a nonwoven fabric impregnated and/or coated with a polymer, with a surface weight of 100 to 500 g/m 2 , and a tensile strength greater than 300 N/5 cm in the lengthwise...
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6835256 |
Laminated composites
A laminated composite suitable for use in medical products such as tapes and wraps. The composite includes, for example, a first nonwoven fiber layer, an elastic layer, a melt blown adhesive fiber...
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6830640 |
Dual capillary spinneret for production of homofilament crimp fibers
Robust homofilament fibers are meltspun from a differently shaped dual capillary spinneret design to induce differential fiber morphology to produce crimping. Crimping may further be aided by...
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6814828 |
Method and device for producing melt-spun continuous threads
A method and device for producing melt-spun continuous threads includes two preparers spaced apart from one another, at each of which a partial quantity of a preparation is applied to the threads....
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6811716 |
Polyolefin fibers and method for the production thereof
A method for producing hydrophobic polyolefin-containing fibers or filaments, in particular cardable staple fibers, using spin finishes applied after spinning and stretching, that comprise at least...
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6800155 |
Conductive (electrical, ionic and photoelectric) membrane articlers, and method for producing same
A conductive (electrical, ionic, and photoelectric) polymer membrane article, comprising a non-woven membrane of polymer fibers, wherein at least some of the fibers have diameters of less than one...
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6797101 |
Method for providing a web of thermoplastic filaments
An apparatus for providing a uniform web of filaments comprises tube filament transport means exiting through a confined zone of reduced turbulence, which preferably comprises a delivery slot. The...
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6780357 |
Splittable multicomponent polyester fibers
Mechanically divisible multicomponent fibers have at least a component including poly(lactic acid) polymer and at least a second component including at aromatic polyester. The multicomponent fibers...
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