Class 442/403 - Containing at least two chemically different strand or fiber materials

Subclass of Class 442 - Fabric (woven, knitted, or nonwoven textile or cloth, etc.)
Definition: Subject matter wherein the nonwoven fabric comprises two
No. of patents: 39
Last issue date: 10/14/2008

Number	Title	Issue Date
7435475	Luxury fiber blend for use in fiberfill household textile articles A pillow, pillow form, quilt or other household textile article is comprised of a ticking having a fiberfill inserted into an interior space thereof. The fiberfill is comprised of a luxury fiber blend in the form of either loose fibers or a nonwoven fiber batt. The ...	10/14/2008
7432219	Hydroentangled nonwoven material An improved hydroentangled well integrated composite nonwoven material, including a mixture of continuous filaments, synthetic staple fibers, and natural fibers which has a reduced twosidedness and an improved textile feeling. The synthetic staple fibers should have...	10/07/2008
7390760	Composite nanofiber materials and methods for making same A composite material comprising a plurality of nanofibers intertwined with a plurality of coarse fibers to form one or more layers is provided. The nanofibers can be any suitable type of nanofiber, including electrospun fibers. A composite material comprising a plur...	06/24/2008
7341963	Non-woven material with barrier skin A non-woven material including first effect fibers, first binder fibers, second binder fibers, and bulking fibers. The non-woven material has a first planar zone with an exterior skin, and a bulking zone. The first planar zone includes a greater concentration of fir...	03/11/2008
7229938	Heat and flame shield A heat and fire resistant planar unitary shield formed of heat and flame resistant fibers and voluminous bulking fibers. The shield material has a heat and flame resistant zone with a majority of the heat and flame resistant fibers, and a voluminous bulking zone wit...	06/12/2007
7188799	Dispensing system for wipes There is provided a system and apparatus for dispensing wet wipes. The system may include a housing, a tray and a cartridge, and a wiper blade. The cartridge may have the ability to be inserted into the dispenser in a pre-selected manner based on the desired orienta...	03/13/2007
7153794	Heat and flame shield A heat and fire resistant planar unitary shield formed of heat and flame resistant fibers and voluminous bulking fibers. The shield material has a heat and flame resistant zone with a majority of the heat and flame resistant fibers, and a voluminous bulking zone wit...	12/26/2006
7101818	Enhanced energy absorbing materials Dense, highly stable, high performance ballistic material comprises at least one woven layer of ballistic grade fiber (preferably a stack of such layers) and at least one nonwoven layer of fabric which is entangled with the woven or unidirectional layer by needle fe...	09/05/2006
6900147	Nonwoven webs having improved necking uniformity A neckable nonwoven web is provided with a central region and two edge regions, the central region being selectively easier to neck than the two edge regions. The nonwoven fibers in the central region have a polymer composition and/or physical properties which diffe...	05/31/2005
6713413	Nonwoven buffing or polishing material having increased strength and dimensional stability A buffing or polishing material has a nonwoven fleece layer and a backing layer that adds strength and dimensional stability to the material. The nonwoven fleece layer is a needled blend of natural fibers and synthetic fibers having a uniform density and working sur...	03/30/2004
6689703	Elastically stretchable nonwoven fabric and process for making the same An elastically stretchable nonwoven fabric including thermoplastic elastomer filaments; the filaments being heat-sealed and/or mechanically intertwined together to form the nonwoven fabric that has crimped regions and non-crimped regions wherein each of t...	02/10/2004
6573204	Cleaning cloth A cleaning cloth having a nonwoven structure for wet, damp and/or dry cleaning, the cleaning cloth being made from micro staple fibers of at least two different polymers and from absorbent secondary staple fibers bound into the micro staple fibers and sec...	06/03/2003
6555490	Lining material The invention features a lining material for footwear. The material includes a non-woven felt including up to 80% by weight of grooved or multi-lobed cross section transport fibers and the remainder of thermally bondable fibers arranged to secure the tran...	04/29/2003
6547860	Process for manufacture of triboelectrically charged nonwovens A process for the manufacture of a triboelectrically charged nonwoven, wherein a fiber blend made of polyacrylnitrile fibers with a titer of ࣘ1.7 dtex and of polyolefine fibers with a titer of ࣘ1.7 dtex is freed from lubricating agents and antistatic ...	04/15/2003
6458460	Wound dressing A wound dressing comprises a blend of at least two types of discrete fibers wherein one discrete fiber is of a modified cellulose gel-forming material and a second discrete fiber is of another type of gel-forming material such as an alginate....	10/01/2002
6455450	Paper machine felt A paper machine felt having at least one nonwoven layer made of plastic fibers, wherein there is present in the nonwoven layer or in at least one of the nonwoven layers a fiber combination in which a portion of the plastic fibers is made of a material A t...	09/24/2002
6268302	High strength spunbond fabric from high melt flow rate polymers A spunbond nonwoven fabric is provided which has superior strength characteristics to conventional fabrics yet is comparably soft. The fabric is a laminate having a web made from a high melt flow rate polyolefin polymer and a low melt flow rate polymer. T...	07/31/2001
6177370	Fabric The present invention desirably provides a fabric including a synthetic fiber structure first zone, a synthetic fiber structure second zone, and a short fiber third zone. The first zone may include a spunbond web layer and a meltblown web layer. The synth...	01/23/2001
6159882	Nonwoven fibrous product Nonwoven fibrous webs having substantial strength in the direction normal to their planes and the preparation of such webs....	12/12/2000
6156681	Multi layered felt, member formed of same, and method of manufacturing same To provide various members such as filter cloth for dust collection which assures small pressure loss and easy shaking down of dust particles and is excellent in friction property and mechanical strength, sliding member excellent in sliding property, wate...	12/05/2000
6087279	Textile material for cleaning applications A textile surface-area material used for cleaning, having a non-woven material and structures raised over the non-woven material. The structures are on both sides of the surface-area material. The structures can be full-surface or partial surfaces, and th...	07/11/2000
6066388	Process for the production of a nonwoven and nonwoven obtained by this process A nonwoven (1) comprising two outer fiber layers (3, 4) and at least one inner fiber layer (2) having a different composition from that of the outer layers (3, 4). The nonwoven (1) comprises structural fibers (7, 8) and binding fibers (5, 6), said binding...	05/23/2000
6024818	Rigid fiber composite A method for manufacturing a rigid fiber composite material and the product thereof created by needling a composite of a non-woven blend of first fibers with a initial melting point with one or more other fibers with higher melting points that are interpo...	02/15/2000
5928973	Nonwoven needlepunch fabric and articles produced therefrom A non-woven fabric formed from a blend of lyocell fibers and polyester fibers has good loftiness and softness, low lint level, improved wet strength, good working properties as well as fluid retention properties....	07/27/1999
5902663	Low-stretch and dimension stable floor covering A low-stretch and dimensionally stable floor covering (1) comprising polymer-containing pile material (2) which is retained to a polymer-containing primary backing (3), to the back of which an underlying secondary backing layer (5) is retained by means of...	05/11/1999
5879344	Composite nonwoven material and its application to any absorbent article of hygiene A composite nonwoven material includes a layer made of a nonwoven material which is permeable to body fluids and a sheet of carded synthetic fibers permeable to body fluids. The carded fiber sheet is bonded to the nonwoven layer solely by needling. An abs...	03/09/1999
5877099	Filter matrix A web, formed from dielectric fibers and non-dielectric fibers, which has been subjected to corona discharge to improve the particulate filtration properties of the web is provided. The dielectric and non-dielectric fibers may be intermingled within the w...	03/02/1999
5817403	Nonwoven fabric A nonwoven fabric characterized in that it contains: 1) a fiber comprising a copolymer of propylene and ethylene; and 2) a fiber comprising a polypropylene homopolymer is disclosed....	10/06/1998
5807370	Liquid absorbing sheet material A liquid-absorbing sheet material is prepared by spraying fibers of a molten liquid conveyable material onto a surface of a one- or two-layer fabric base material while applying a vacuum to the opposite surface. The fibers of the liquid conveyable materia...	09/15/1998
5801107	Liquid transport material Disclosed is a liquid transport material composed of a pulp fibers hydraulically needled into a nonwoven fibrous structure adapted to have a liquid transport value of at least 12 grams of liquid per gram of material over 30 minutes. The liquid transport m...	09/01/1998
5744408	Fibrous product and method thereof with thermoplastic polymeric impregnant An improved article of manufacture and method thereof utilizing a fibrous structure of initially discrete layers, each having first and second sides. At least one side of each layer is rough and the structure has a shrinkage of no more than about 2 percen...	04/28/1998
5677028	Absorbent material An absorbent material and method for making same comprising a fiber web, including a fiber blend comprising from about 50 to about 75 weight percent of a fiber having fineness less than about 3 denier and from about 25 to about 50 weight percent of a fibe...	10/14/1997
5629005	Absorbent material and a method of making same An absorbent material suitable for use as a medical or hygienic absorbent and comprises a non-woven fibre sheet having dense surface layers 10 and between these layers a less dense region where most of the fibres extend in the plane of the sheet. Transver...	05/13/1997
5043209	Absorbent liner for impermeable clothing Fluid impermeable, protective clothing is usually impermeable in both directions, and thus sweat is unable to evaporate from the skin or from inner clothing. A buildup of moisture is uncomfortable and, if prolonged, can cause pain and injury. A simple sol...	08/27/1991
4645699	Pile cleaning material and needling method of making same A cleaning material constituted of a non-woven web of fibers having ends and/or loops protruding from one face thereof, and obtained by needle-punching a web containing a mixture of at least two fibers, one of which has a weight of at least 100 decitex an...	02/24/1987
4568581	Molded three dimensional fibrous surfaced article and method of producing same Three dimensional molded articles suitable for use as fibrous surfaced panels for automobile trunk compartments and the like are produced by molding a heated non-woven web formed of a blend of relatively high melting fibers and relatively low melting ther...	02/04/1986
4361619	Filter of poly(tetrafluoroethylene) and glass fibers 65-99 percent by weight poly(tetrafluoroethylene) fibers and 1-35 percent by weight glass fibers are combined in an intimate blend suitable for the preparation of filter felts having reduced leakage while maintaining high permeability to gas flow....	11/30/1982
4359132	High performance speaker diaphragm The disclosure is of a high performance speaker diaphragm which comprises needled and interlocked textile staple fibers of a first, relatively heat-resistant fiber and a second, heat-softenable fiber. The fibers are molded together to soften the second fi...	11/16/1982
4320167	Nonwoven fabric and method of production thereof A nonwoven textile fabric comprising a needled and drawn batt comprising intermixed acrylic fibers and additional fibers selected from the group consisting of polyester fibers, nylon fibers and mixtures of polyester fibers and nylon fibers, with at least ...	03/16/1982

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Class 442/403 - Containing at least two chemically different strand or fiber materials