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7592415 Infrared solvent stripping process  
A process for stripping chemically bonded spinning solvent from a solution-spun nonwoven web comprising the steps of providing a nonwoven web comprising solvent-laden polymeric fibers having...
7592277 Nanofiber mats and production methods thereof  
An apparatus and method in which the apparatus includes a first electrospinning device configured to electrospin first fibers of a first substance, a second electrospinning device configured to...
7485591 Electrospun nanofiber-based biosensor assemblies  
Electrospun nanofiber incorporating a binder (e.g., biotin) is used in the form of a nonwoven or composite with a substrate. The nonwoven and composite can be joined to biosensor, e.g., by binding...
7476632 Fibrous nonwoven web  
New nonwoven fibrous webs are taught which comprise a collected mass of a) directly formed fibers disposed within the web in a C-shaped cross-sectional configuration and b) staple fibers having a...
7402539 Battery separator  
Disclosed is a battery separator consisting essentially of a nonwoven fabric having a substantially unilayered structure, wherein an apparent total surface area of fibers per a surface density of...
7318853 Polymer, polymer microfiber, polymer nanofiber and applications including filter structures  
Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The...
7217456 Plaited double-knit fabric with moisture management and improved thermal insulation  
A composite textile fabric for rapidly moving moisture away from the skin, and for retaining body heat, is provided. The composite fabric includes an inner fabric layer made of a yarn comprising a...
7201777 Nonwoven fabric having low ion content and method for producing the same  
The present invention relates to a nonwoven fabric having a relatively low level of ionic contaminates which is achieved by exposing the fabric to a deionized water wash, preferably, in-line with...
7109136 Conductive (electrical, ionic, and photoelectric) polymer membrane articles, 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...
7090715 Polymer, polymer microfiber, polymer nanofiber and applications including filter structures  
Disclosed are improved polymer materials. Also disclosed are fine fiber materials that can be made from the improved polymeric materials in the form of microfiber and nanofiber structures. The...
6812172 Microdenier fabric having enhanced dyed appearance  
In a preferred embodiment, the present process involves subjecting a fabric comprised of conjugate yarns to an acidic treatment, which degrades a portion of one component of the conjugate yarns and...
6809048 Bulked fabric film laminate  
The present invention provides a process for producing a three dimensionally texturized liquid resistant laminate having a fibrous nonwoven layer and a liquid resistant layer. The process has the...
6800019 Abrasive cloth and polishing method  
An abrasive ground fabric which is a composite ground fabric comprising a fiber substrate and a elastic polymer filled in the fiber substrate, wherein (1) the fiber substrate is composed of...
6783574 Electret filter media and filtering masks that contain electret filter media  
Electret filter media comprising a nonwoven web of thermoplastic nonconductive microfibers having trapped charge, said charge provided by (1) subjecting the nonwoven web to a corona treatment,...
6759356 Fibrous electret polymeric articles  
A thermoplastic polymer electret material comprising a porous substrate of a blend of a first thermoplastic polymer, such as a polyolefin or polyamide, and from 0.1% to about 25% by weight, of a...
6756332 Vehicle headliner and laminate therefor  
A headliner made from a laminate comprising a core layer sandwiched between two stiffening layers to form an I-beam construction that provides the necessary strength for the headliner. The core...
6723669 Fine multicomponent fiber webs and laminates thereof  
The present invention provides multicomponent fine fiber webs and multilayer laminates thereof having an average fiber diameter less than about 7 micrometers and comprising a first olefin polymer...
6716776 Nonwoven fabric made from filaments and artificial leather containing it  
A nonwoven fabric made of filaments, which comprises filaments formed from a fiber-forming thermoplastic polymer and satisfies all of the following conditions (A) to (D). (A) The fiber bundles are...
6706652 Cleaning cloth  
A cleaning cloth is described made of a microfilament nonwoven weighing from 30 g/m 2 to 500 g/m 2 , the nonwoven being made from melt-spun, stretched continuous multicomponent filaments having a...
6667254 Fibrous nonwoven webs  
New fibrous nonwoven webs are taught that comprise a mass of polyethylene terephthalate fibers that exhibit a double melting peak on a DSC plot: one peak is representative of a first molecular...
6649547 Integrated nonwoven laminate material  
An integrated nonwoven laminate material suitable for use as a filter medium having a microfiber layer integrated with a low loft multicomponent spunbond layer and a high loft multicomponent...
6624100 Microfiber nonwoven web laminates  
The present invention provides a web containing superfine microfibers. The web contains a blend of a first group of split microfibers which contains a first polymer component and a second group of...
6589652 Blowable insulation clusters  
A blowable insulation material comprising batt shredded into blowable clusters. In preferred embodiments, the clusters comprise water-repellant or lubricant-finished fiber and/or dry fiber and/or...
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...
6566287 Non-woven fabric, and sheet and artificial leather produced from the same  
A non-woven fabric having such a structure that fine fibers having a small fineness are entangled with one another and a sheet obtained by impregnating the non-woven fabric with an elastic polymer...
6451404 Leather-like sheet having napped surface  
A leather-like sheet having naps on its surface and having writing effect, a high-class external appearance, hand touch and feel like natural leather, and folds like natural leather. When it is...
6419865 Bonded fluff structures and process for producing same  
Bonded fluff structures and a method for producing such bonded fluff structures in which a pulp sheet having a material suitable for producing fluff and a heat activatable fiber material is...
6358592 Meltblown fibrous acoustic insulation  
A fibrous insulation media is formed from a non-woven mat of thermoplastic fibers having a mean diameter of less than about 15 microns. Preferably, when used as an acoustical insulation, the media...
6319865 Melt-blown non-woven fabric, and nozzle piece for producing the same  
The nozzle piece of the present invention is provided with circular cross sectional nozzles having different sizes disposed in a row in front of the die, with n-numbered smaller nozzles B (hole...
6299977 Non-Woven fabric and artificial leather  
The present invention relates to a nonwoven fabric exhibiting dense, delicate, high quality appearance, and also relates to man made leathers exhibiting dense, delicate, high quality appearance,...
6232249 Short fiber-containing down-feather wadding and process for producing the same  
A short fiber-containing down-feather wadding in which the short fibers are entangled in barbs of the down-feathers. In this wadding, the short fibers are uniformly mixed with the down-feathers,...
6156680 Reverse osmosis support substrate and method for its manufacture  
A nonwoven composite web is formed by a wet process on a papermaking machine. The web coming off the papermaking machine is dried and thermally bonded using heated calendar rolls. The nonwoven...
6140439 Polymers of cyclopentene  
Disclosed herein are processes for polymerizing ethylene, acyclic olefins, and/or selected cyclic olefins, and optionally selected olefinic esters or carboxylic acids, and other monomers. The...
6133173 Nonwoven cohesive wrap  
A dispensable nonwoven cohesive wrap that is generally dispensed from a self-wound roll. The nonwoven cohesive wrap comprises mutually entangled fibers at least some of which are pressure-sensitive...
6117803 Personal care articles with abrasion resistant meltblown layer  
A diaper outer cover of a layered nonwoven material having an outer meltblown fiber layer of a meltblown material having an average basis weight in the range of about 1 g/m 2 to about 7 g/m 2 ...
6090731 High density nonwoven filter media  
The invention provides a sheet filter medium having autogenously bonded uncrimped conjugate fibers which contain a polyolefin and another thermoplastic polymer that have different melting points....
6057256 Web of biocomponent blown fibers  
Fibrous webs of bicomponent fibers are made by extruding a layered molten mass through a row of side-by-side orifices into a high-velocity gaseous stream. Bicomponent fibers of small size can be...
6045897 Nonwoven fabric cloth substrate for printed wiring boards, and prepreg using the same  
A nonwoven fabric cloth substrate for printed wiring boards containing aromatic polyamide fibers and having a 0.7-1.0 dynamic elastic modulus ratio (E' (250° C.)/E' (30° C.)) and a 0.05 or less...
5993943 Oriented melt-blown fibers, processes for making such fibers and webs made from such fibers  
Oriented microfibers and processes for making them are disclosed, together with blends of such microfibers with other fibers such as crimped staple fibers and non-oriented microfibers.
5968855 Nonwoven fabrics having liquid transport properties and processes for manufacturing the same  
A nonwoven fabric which is particularly useful as a liquid transport layer in an absorbent product. The fabric is formed of a mixture of fibers of varying sizes and polymer compositions, selected...
5952252 Fully elastic nonwoven fabric laminate  
There is provided a fully elastic, breathable, barrier fabric comprising a nonwoven web layer of fibers of less than 40 microns in average diameter, where the web has a hydrohead of at least 10...
5939341 Nonwoven fabric laminate  
There is provided a laminate of nonwoven fabrics for outdoor applications which has good resistance to ultraviolet light. The laminate has two meltblown layers sandwiched between spunbond layers to...
5891811 Indicator material  
The present invention is concerned with an indicator material which is obtained by impregnating a non-woven fabric, of which one surface is provided with a resin layer having a partly or wholly...
5877098 Abrasive sheet made of very fine and ultrafine fibers  
An abrasive sheet containing, on at least one surface thereof, a layer of a nonwoven fabric comprising not less than 80% of fibers having a fiber diameter of 10 μm or less, the nonwoven fabric...
5874373 Enhanced electret needled filtration media and composites  
An enhanced filtering media composite formed of a first electret media layer attached uniformly onto a second non-woven fibrous media layer by a special needling construction and procedure, so as...
5874160 Macrofiber nonwoven bundle  
The present invention relates to a cleaning implement formed from spunbond fiber webs having a basis weight less than about 85 grams per square meter and wherein the fibers comprise macrofibers...
5837625 Insulation material  
Disclosed are fibrous structures comprised of shaped fibers wherein the thickness of the compressed fibrous structure at 1.00 psi is ≥1.3 times that of a similar compressed structure having the...
5821178 Nonwoven laminate barrier material  
A nonwoven web laminate having improved particulate barrier properties, and particularly improved particulate barrier properties for particles in the size range of between 0.19 microns and 0.5...
5817584 High efficiency breathing mask fabrics  
A breathing mask fabric is provided which has between 50 and 95 weight percent of a through-air bonded, electret treated, nonwoven microfiber first web of fibers where the fibers have an average...
5811178 High bulk nonwoven sorbent with fiber density gradient  
Disclosed is an improved high sorbency nonwoven fabric and its use particularly as an oilsorb material. The high sorbency nonwoven is preferably made by multi-bank meltblowing and different...
Matches 1 - 50 out of 114 1 2 3 >