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7497564 |
Liquid absorbing member and ink jet recording apparatus
The present invention provides a liquid absorbing member for absorbing excessive ink components from an ink image formed on a recording medium by an ink jet recording method, in which the liquid...
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7491354 |
Fiber distribution device for dry forming a fibrous product and method
A forming box for use in dry forming of a mat of fibrous material, and a forming method. The forming box comprises a housing with an open bottom providing direct access for fibers onto an...
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7354541 |
Method and device for making mineral fiber felts
The subject of the invention is a unit for manufacturing felts ( 6 ) which are formed from crosslinked mineral fibers, comprising at least one pair of conveyors formed by a lower conveyor ( 11 )...
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7303708 |
Super absorbent distribution system design for homogeneous distribution throughout an absorbent core
A super absorbent distribution system for homogenous distribution throughout an absorbent core is disclosed. A super absorbent material is injected into a stream of absorbent fluff at an opposite...
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7297307 |
Absorbent member and a method of producing an absorbent member
The present invention relates to a method of producing an absorbent member comprising feeding a superabsorbent polyer and pul fiber both in the form of a dispersion in an air stream, depositing the...
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7244387 |
Apparatus and method for manufacturing an absorbent core
An apparatus and a method for manufacturing an absorbent core for an absorbent product containing a first material and a second material dispersed throughout at least a portion of said first...
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7232300 |
Method and apparatus for forming tow-based absorbent structures with a single casing sheet
An apparatus and method for forming tow-based absorbent structures having a single casing sheet are disclosed. The apparatus has a tow supply mechanism for providing tow material, a particulate...
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7157033 |
Method and apparatus for scarfing fibrous substrates
An apparatus for scarfing a fibrous web includes a rotatable scarfing roll with vacuum ports and an air moving source in fluid communication with the vacuum ports. The rotatable scarfing roll has a...
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6969484 |
Manufacturing method and device for electret processed product
A manufacturing method of an electret processed product, comprising the steps of allowing a section nozzle ( 22 ) to come into contact with a nonconductive fiber sheet (S) so as to cross in the...
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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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6808664 |
Method of forming an air laid fibrous web
Method for forming an air laid fibrous web, wherein an air born fiber stream is laid on a web shaped forming member, such as a wire, and the air laid fibrous web is bonded together. The air laid...
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6805965 |
Method for the application of hydrophobic chemicals to tissue webs
A method is disclosed for topical application of compositions containing a chemical additive onto a paper web. The present invention is also directed to paper products formed from the method. In...
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6776952 |
Method and apparatus for making flexible sheet products for absorbing liquids
An apparatus is provided for manufacturing a flexible sheet product having liquid absorbent qualities. The apparatus generally includes first and second competing vacuum systems pulling air in...
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6776858 |
Process and apparatus for making multicomponent meltblown web fibers and webs
A process for forming multiple component meltblown fibers by extruding a first distinct melt-processable polymer through a row of first extrusion orifices, simultaneously extruding a second...
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6737372 |
Powders-affixed nonwoven fabric, process for manufacturing same, and sheet material containing same
Disclosed is a powders-affixed nonwoven fabric prepared from a fiber web comprising powder materials and fine short fibers having a fiber diameter of 4 μm or less and a fiber length of 3 mm or...
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6709613 |
Particulate addition method and apparatus
A nonwoven web contains an even distribution of its composite materials by the separate application of particulate material such as superabsorbent particles into a forming head outside the air...
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6706129 |
Method for manufacturing particle deposited body
There is disclosed a method for manufacturing particle deposited body comprising supplying, under sucking condition, particles entrained by air on a continuous carrier sheet which is running at a...
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6660215 |
Plant for producing a web-shaped product of fibers and powder
This invention relates to a plant used to form an air-laid web of fibers and a powder on a running endless forming wire that is air-permeable and operates mainly horizontally, wherein the plant...
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6656412 |
Compaction system for particles in particle filled cavities of an article
A method and apparatus for compacting particles or granules in discrete cavities spaced along an article or articles such as a cigarette filter rod moved underneath the compacting system. The...
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6630096 |
Multi-stage forming drum commutator
A method and apparatus ( 20 ) for forming a fibrous web ( 50 ) includes a movable, foraminous forming surface ( 22 ) and a substantially stationary, vacuum-commutator duct system ( 24 ) which is...
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6630088 |
Forming media with enhanced air flow properties
A forming receptacle and method for receiving particulate material thereon, and thereby fabricating particulate congregates for use as absorbent cores in personal care absorbent articles is...
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6627130 |
Method and apparatus for geometric scarfing
A method and apparatus ( 20 ) for scarfing a fibrous web ( 22 ) can include a scarfing housing ( 24 ) which has been provided with a web entrance portion ( 26 ), a web exit portion ( 28 ), a...
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6610163 |
Enhanced barrier film and laminate and method for producing same
A breathable barrier film laminate having a microporous multilayer film formed by extruding a polymer loaded with a filler having a particle size suitable for pore formation, hot blowing the...
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6485667 |
Process for making a soft, strong, absorbent material for use in absorbent articles
A process is provided for making an absorbent material. A web is formed with at least one layer of a mixture of cellulosic fibers and superabsorbent material. The moisture content of the web is...
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6416697 |
Method for obtaining a dual strata distribution of superabsorbent in a fibrous matrix
A method and apparatus for forming an article ( 94 ) includes a moving of a forming surface ( 22 ) through an operative forming chamber ( 24 ) along a forming path length ( 40 ). A first fibrous...
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6391131 |
Method of making glass fiber facing sheet
The invention provides a glass fiber facing sheet for engineered surfaces such as cement boards which reduces the pitting associated with open mesh glass scrims. The glass fiber facing sheet...
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6375889 |
Method of making machine direction stretchable nonwoven fabrics having a high degree of recovery upon elongation
A method of producing a non-woven fabric having a high recovery after elongation and a substantially uniform surface including the steps of microcrepeing the fabric between about 20% and 35%, and...
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6358461 |
Method of manufacture of nonwoven fabric
A method of manufacture of a nonwoven cellulose fabric is disclosed. The fabric is made from fibers formed by extrusion of a solution of cellulose through a spinning jet. The extruded fiber is...
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6315806 |
Method and apparatus for producing high efficiency fibrous media incorporating discontinuous sub-micron diameter fibers, and web media formed thereby
A composite filtration medium web of fibers containing a controlled dispersion of a mixture of sub-micron and greater than sub-micron diameter polymeric fibers is described. The filtration medium...
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6310268 |
Non-ionic plasticizer additives for wood pulps and absorbent cores
Soft wood pulp sheets, soft absorbent cores, and methods for making the soft wood pulp sheets or soft absorbent cores by addition of non-ionic plasticizers before, during or after the pulp or core...
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6267575 |
Apparatus for the uniform deposition of particulate material in a substrate
An apparatus for forming a substantially uniform distribution of particulate material within the cross direction of a fibrous web includes a conveying mechanism for providing a gas entrained supply...
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6264879 |
Reconstituted leather product and process
A reconstituted leather product and process for making. The reconstituted leather product can be finished to have the look and feel of real leather and physical properties equivalent thereto. The...
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6254821 |
Device for producing a voluminous bonded fleece, device implementing the method, and bonded fleece according to this method
Bulked and liquid-permeable fleeces are used in the hygienic products industry for diapers and bandages. These fleeces have the purpose of rapidly absorbing fluid secreted from the body, storing...
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6207099 |
Process for uniform cross-direction distribution of particulate material
A method for forming a substantially uniform distribution of particulate material within a fibrous web includes a conveying step for providing a gas entrained supply of the particulate material. A...
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6159318 |
Method for forming fibrous filter media, filter units and product
A method, apparatus and filter unit product wherein filter media fibers are fed from a media supply source to a mat forming interchangeable and movable contoured surface to contour shape a filter...
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6146568 |
Method of making an absorbent member
A method for making an absorbent member is disclosed. The method includes introducing fibers into an air stream to form an air-fiber mixture. This air-fiber mixture is then directed to a porous...
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6139608 |
Process for producing meltblown polyolefin fibers for mechanical filtration
A process for producing meltblown polyolefin fibres having an effective diameter of less than 5 microns, comprising providing a polyolefin having a melt flow index of at least 1000, mixing a...
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6099282 |
Multihole melt blown die nosepiece
The present invention relates to a die for use in textile processes involving nonwoven melt blown fabrics. In a melt blown process, molten polymer resin is injected into a melt blown die and...
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5976427 |
Melt blowing method for forming layered webs of filter media
A method, die apparatus and product wherein a layered web of melt blown fibrous filter media is produced by a unitary die including several die sources with facing layers of the fibrous filter...
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5955011 |
Evaporative cooling apparatus and method for a fine fiber production process
Fine fibers are formed and carried in a high energy, high temperature gaseous stream to a primary fine fiber collection surface where fine fibers are collected from the gaseous stream. Gases of the...
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5885623 |
Arrangement for air-layer fibre bodies on a moving air-permeable conveyor path
An arrangement for fibre-laying on a moving air-permeable conveyor path (2) fibre bodies which are comprised of at least two different layers. The arrangement includes for each fibre layer a...
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5885516 |
Method and a system for manufacturing broad airlaid paper webs containing an absorbing powder
Method and apparatus of forming an air laid paper web. Superabsorbing powder is introduced at an intermediate stage between the initial supply of the fibers to the air laying unit and the final...
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5879615 |
Method of impregnating a mineral fiber insulation batt with extruded synthetic fibers
A method of directing extruded synthetic fibers toward at least one surface of a mineral fiber insulation batt, and corresponding apparatus and resulting product. In certain embodiments, a row of...
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5858292 |
Method and apparatus for making stretchable absorbent articles
A method and apparatus for making stretchable absorbent diaper articles. An absorbent material is provided and entangled with a stretchable material to form a stretchable network incorporating the...
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5853635 |
Method of making heteroconstituent and layered nonwoven materials
The present invention is directed to a method of forming a heteroconstituent nonwoven web including a mixture of different filament types simultaneously formed into the same web. The filament types...
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5853628 |
Method of forming nonwoven fabric having a pore size gradient
A method for forming a web structure having a pore size gradient which utilizes a spunbond process for producing fibers. The fibers are deposited on a contoured collection surface. Preferably, the...
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5766388 |
Process for forming laminated absorbent structures having reduced delamination tendencies
The present invention utilizes the smooth continuous motion of a masking belt to concentrate air-entrained absorbent materials on the surface of a moving fibrous substrate. Air flowing through the...
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5750066 |
Method for forming an intermittent stream of particles for application to a fibrous web
The present invention provides a method and apparatus for applying discrete particles of absorbent material to a predetermined location on a fibrous web. The apparatus comprises a continuously...
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5695377 |
Nonwoven fabrics having improved fiber twisting and crimping
There is provided a fabric produced by a spunbond or a meltblown apparatus, wherein the apparatus has a pneumatic chamber having at least one wall containing a plurality of spaced protrusions....
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5672306 |
Method of making an adsorbent fibrous nonwoven composite structure
Disclosed is an adsorbent fibrous nonwoven structure composed of a matrix of pulp fibers having a first exterior surface and a second exterior surface; and an adsorbent material integrated into the...
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