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7618907 |
Low porosity facings for acoustic applications
A fibrous blanket material is provided having a first fibrous layer selected from a group of fibers consisting of polyester, polypropylene, polyethylene, fiberglass, natural fibers, nylon, rayon...
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7601657 |
Single sided stretch bonded laminates, and methods of making same
An elastic laminate capable of being rolled for storage and unwound from a roll when needed for use, includes an elastic layer selected from the group consisting of an array of continuous filament...
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7504550 |
Conductive porous materials
A limited use, disposable article ( 20 ), comprises a matrix-substrate ( 22 ), and an electrically-conductive region ( 24 ) of a separately provided, electrically-conductive material that has been...
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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...
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7470639 |
Production of wetlaid-spunbond laminate membrane support
Nonwoven fabric laminates suitable for use as semipermeable membrane supports are produced by forming a spunbond nonwoven fabric first layer of continuous thermoplastic polymer filaments; forming a...
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7468335 |
High-strength meltblown polyester webs
A meltblown web of polymeric polyester fibers, where the polyester polymer includes an aromatic dicarboxylic acid, a butanediol, and at least one additional branched or cycloaliphatic diol...
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7465685 |
Heatsealable filter material
A filter material comprising at least one nonheatsealable ply and at least one heatsealable ply which comprises fibers of synthetic material and contains an adhesion promoter, and also processes...
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7405171 |
Elastic nonwoven fabric and fiber products manufactured therefrom
PROBLEM TO BE SOLVED: To provide an elastic nonwoven fabric with a good elasticity, adequate strength under elongation, good antiblocking property and favorable feeling, suitable for fiber...
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7404811 |
Disposable garment comprising meltblown nonwoven backsheet
A disposable garment includes a nonwoven backsheet formed by melt-blowing. The melt-blown nonwoven web has a basis weight of from about 3 g/m 2 to about 60 g/m 2 and an air permeability value of...
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7381666 |
Breathable film and fabric having liquid and viral barrier
A breathable viral barrier film, viral barrier laminate and surgical articles including the film or laminate are provided. The film has viral barrier properties in the presence of low surface...
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7365031 |
Conductive pressure sensitive textile
A fabric including within its construction a first elongated electrical conductor crossed by a second elongated electrical conductor, the conductors being normally biased apart at a crossover point...
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7361317 |
Single step sterilization wrap system
Disclosed herein is a single step sterilization wrapping material suitable for use, as an example, in wrapping surgical instruments and supplies for sterilization, transportation and storage. The...
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7329621 |
Stretchable film laminates and methods and apparatus for making stretchable film laminates
Stretchable film laminates including a layer of elastomeric openwork, such as a plurality of elastic strands or an elastomeric mesh structure. The stretchable film laminates may include a film...
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7329623 |
Durable hydrophilic nonwoven mat
A nonwoven web of a wettable fiber matrix, wherein the wettable fiber matrix are thermoplastic polymeric fibers blended with at least one hydrophilic melt additive. In alternate embodiments, the...
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7312167 |
Breathable multilayer films for use in absorbent articles
A multilayer, breathable film that contains a base layer and at least one skin layer is provided. The skin layer is incorporated with a filler that is capable of reducing odor. The base layer may...
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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...
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7196026 |
Fibers providing controlled active agent delivery
An agend fiber composed of an active agent/positive dispensing carrier combination and a fiber forming component. As a fiber or nonwoven or textile fabric containing the fiber, the agend delivers...
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7192896 |
Disposable cleaning product
The invention is directed at a disposable dry cleansing article that is formed from a melt extruded fibrous web that has incorporated into the fibers forming the web from 0.5 to 20 percent by...
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7137510 |
Filter element
A filter element in which several layers ( 2, 3, 5, 7, 8 ) made of a filtering medium are joined contiguously in the direction of flow with at least one layer ( 2, 7 ) made of a filtering medium...
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7070884 |
Separator with improved barrier performance
The present invention is directed to a nonwoven composite fabric for use on batteries or fuel cells comprising one or more layers of fine denier spunbond filaments and at least one layer of barrier...
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7049254 |
Multiple component meltblown webs
Multiple component meltblown webs are disclosed in which the meltblown fibers include an ionomer on at least a portion of the peripheral surface thereof. The meltblown webs are especially useful in...
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7033965 |
Cleaning Sheet
A cleaning sheet having a cleaning surface comprising a cleaning area for cleaning a piled surface and a low-friction area which adjoins the cleaning area. The cleaning area has a coefficient of...
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7022632 |
Composite nonwoven fabric for protective clothing and production method thereof
The composite nonwoven fabric for protective clothing of the present invention comprises (A) a water vapor-permeable, water-resistant nonwoven fabric made of polyolefin-based ultra-fine fibers...
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7022630 |
Nonwoven protective fabrics with conductive fiber layer
Nonwoven barrier laminates are provided having a desirable balance of properties, including barrier properties, strength, static dissipation, fluid repellency, aesthetics and tactile properties....
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7018945 |
Composition and method for treating fibers and nonwoven substrates
A treatment composition and a method for treating substrates that includes contacting at least a portion of the substrate with (a) an alkyl polyglycoside or a derivative of an alkyl polyglycoside;...
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7015155 |
Elastomeric adhesive
Elastomeric adhesive compositions including a high softening point tackifier resin in combination with a base polymer can be used to create laminates having effective adhesion and elastic...
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7005394 |
Tackified thermoplastic-epoxy pressure sensitive adhesives
A pressure sensitive adhesive composition comprised of: a) 75 to 99.9 weight percent of a tackified thermoplastic polymer component comprising 1) 1–99 weight percent of a thermoplastic polymer...
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6967178 |
Elastic strand laminate
An elastic strand laminate, and a method of making an elastic strand laminate. The elastic strand laminate includes a plurality of self-adhering elastic strands made up of an elastomeric adhesive...
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6936554 |
Nonwoven fabric laminate with meltblown web having a gradient fiber size structure
A nonwoven fabric laminate having a meltblown layer positioned between two spunbond nonwoven layers. The meltblown layer having a gradient fiber size structure across a thickness thereof with at...
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6927184 |
Method of producing microfiber nonwovens that contain cycloolefin polymers
Microfiber webs comprising at least one cycloolefin polymer are produced by melt-blowing.
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6914018 |
Biaxial stretch, breathable laminate with cloth-like aesthetics and method for making same
A breathable laminate having biaxial elastic stretch, cloth-like aesthetics, and a fluid barrier is formed by bonding a breathable elastic film to a nonwoven facing material. The facing material...
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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...
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6893990 |
Stable electret polymeric articles
A porous polymeric sheet is provided having an electrostatic charge and comprising a zero-three composite of a polymeric matrix and a ferroelectric material dispersed therein. The polymeric...
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6838399 |
Fibrous layer providing improved porosity control for nonwoven webs
There is provided and fibrous layer for personal care products wherein the fibrous layer is made from micro-fine fibers deposited as an aqueous slurry onto a nonwoven web, and subsequently dried....
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6833179 |
Targeted elastic laminate having zones of different basis weights
A targeted elastic laminate material is provided having at least one low tension zone with first filaments having a first basis weight and at least one high tension zone having second filaments...
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6831025 |
Multiple component spunbond web and laminates thereof
A spunbond nonwoven fabric is provided which is formed from continuous multiple component filaments which include a polyester component and a polyethylene component. The polyethylene component is a...
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6821915 |
Film having high breathability induced by low cross-directional stretch
A breathable, substantially liquid impermeable film and laminate are provided for use in a wide variety of personal care garments and protective garments. The film, and laminate containing the...
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6800572 |
Fibrous material comprising fibers made from linear isotactic polymers
The present invention relates to fibrous web materials comprising polymeric material wherein the structure of the polymeric material contains elastic amorphous areas nano-scale-size reinforced with...
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6797655 |
Meltblown web
A meltblown fiber comprising at least 20% by weight polyester selected from the group consisting of poly(ethylene terephthalate) having an intrinsic viscosity of less than 0.55 dl/g and...
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6797377 |
Cloth-like nonwoven webs made from thermoplastic polymers
Extruded fibers and nonwoven webs made from the fibers are disclosed having improved cloth-like properties and an improved aesthetic appearance. The fibers used to form the webs are made from a...
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6762137 |
Water repellant meltblown webs and laminates
Nonwoven webs with good barrier properties are disclosed. The nonwoven webs can be, for instance, meltspun webs such as meltblown webs and spunbonded webs. In accordance with the present invention,...
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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...
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6759357 |
Spunbonded non-woven fabric and laminate
A spunbonded non-woven fabric and a laminate composed of one or more such spunbonded non-woven fabrics and of one or more melt-blown non-woven fabrics under lamination, wherein the spunbonded...
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6749753 |
Filter of high accuracy
Filters having a high accuracy, small pressure loss, and long filtration life compared with conventional filters are provided. The filters are composed of non-woven fibrous agglomerates and are...
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6746977 |
Wax-impregnated towelette
A moist wax-impregnated towelette suitable for polishing a lightly-soiled exterior surface of a vehicle without buffing and without abrading the vehicle surface comprises a low-lint fabric such as...
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6736274 |
Nonwoven tubular filter extracting
A method of continuously manufacturing tubular filter products includes rotating a mandrel in a first rotational direction, depositing nonwoven fibers on the mandrel to form a tube and continuously...
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6713411 |
Chemical resistant, water and dry particle impervious, flame resistant laminate
Disclosed is a laminate having flame and chemical resistance, which may be used to form protective fabrics. The laminate contains a first layer of a spunlace fabric having a fire retardant additive...
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6692827 |
Lyocell fibers having high hemicellulose content
The present invention is directed to a lyocell fiber having a high hemicellulose content. The fibers are readily cut into staple lengths and can be spun into yarns with excellent knitting and...
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6686303 |
Bicomponent nonwoven webs containing splittable thermoplastic filaments and a third component
An improved nonwoven web composite is formed by combining splittable bicomponent thermoplastic filaments with a component selected from other fibers and particles. The bicomponent filaments include...
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6680265 |
Laminates of elastomeric and non-elastomeric polyolefin blend materials
A nonwoven web made from a polymeric fiber blend comprising at least one elastomeric polyolefin and at least one nonelastomeric polyolefin useful as the elastic base sheet for a nonwoven laminate...
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