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7504348 |
Production of nonwoven fibrous webs including fibers with varying degrees of shrinkage
Nonwoven fibrous webs are formed including a first group and a second group of fibers, where fibers of the first group are imparted with a degree of shrinkage that differs from a degree of...
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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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7456119 |
Composites
This invention relates to a composite laminate, a layup and preform for such a composite laminate and to a method of manufacturing the composite laminate. The layup ( 28 ), preform and composite...
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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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7326662 |
Fibrous stiffener with barrier function for making composite parts, and composite parts using this stiffener
Fibrous stiffener ( 1 ) for making composite parts molded from an injected resin base, of the type comprising at least one layer ( 2 ) based on stiffening fibers, characterized in that the layer (...
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7319077 |
Polymer blends and nonwoven articles therefrom
This invention relates to a nonwoven article comprising a heterogeneous blend comprising:
1) from 60 to 99 weight percent of one or more semi-crystalline polymers (based upon the weight of...
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7303808 |
Bulky sheet material having three-dimensional protrusions
A bulky sheet material having three-dimensional protrusions 10 is disclosed. The sheet material comprises a first layer 1 and a second layer 2 adjacent to the first layer 1 . The first layer...
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7229937 |
Reinforced nonwoven fire blocking fabric, method for making such fabric, and articles fire blocked therewith
This invention relates to a thin reinforced nonwoven fabric for fire blocking an article, articles containing such fabrics, and methods for making the fabrics and fire blocking the articles. When...
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7226877 |
Liquid water impermeable reinforced nonwoven fire blocking fabric, method for making such fabric, and articles fire blocked therewith
This invention relates to a thin reinforced nonwoven fabric comprising a liquid impervious polymeric layer, a compressed web of crimped fiber, a binder, and a reinforcing scrim. The fabric bulks...
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7036197 |
Stretchable multiple-component nonwoven fabrics and methods for preparing
A method for preparing stretchable bonded nonwoven fabrics which involves forming a substantially nonbonded nonwoven web of multiple-component continuous filaments or staple fibers which are...
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7005395 |
Stretchable composite sheets and processes for making
This invention relates to an improved method for preparing stretchable multiple-component bonded composite sheets which involves bonding a fibrous layer of spirally-crimpable multiple-component...
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6989080 |
Nonwoven neutral line dryer fabric
A nonwoven papermaker's fabric, usable in the dryer section of a paper machine, has a spiral wound machine direction (MD) base layer of raw stock which is wound around a pair of parallel rolls or...
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6919117 |
Composite nonwoven fabric and method for making same
A composite nonwoven fabric comprising multiple layers of a web formed from a blended mixture of metal fibers and nonmetal fibers is provided. The metal fibers preferably have a rough outer surface...
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6855650 |
Synthetic fiber filled erosion control blanket
A durable erosion control blanket featuring a novel synthetic fiber filler is disclosed. The erosion control blanket of the present invention addresses the need for a particularly resilient erosion...
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6851283 |
Thermoinsulating mat of mineral fibers with random orientation
A mat of mineral fibers has a random or quasi-random fiber orientation. The fibers have diameters which, for the great majority of them, are 2.5 to 4.5 micrometers, and a length of 2 to 15 cm. Its...
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6827764 |
Molded filter element that contains thermally bonded staple fibers and electrically-charged microfibers
A filter element that comprises a porous molded web 10 ′ that contains thermally bonded staple fibers 12 and non-thermally bonded electrically charged microfibers 14 . The molded web is...
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6803334 |
Absorbent article having fibrous layer on surface
Disclosed is an absorbent article including: a liquid permeable surface layer; a backing sheet; and an absorbent layer interposed between the surface layer and the backing sheet. The surface layer...
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6783837 |
Fibrous creased fabrics
There is provided a surge material for personal care products with a first creased layer and at least a second layer, where the layers are in face-to-face relation to one another and bonded...
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6783834 |
Loop material for touch fastening
Lightweight, non-woven loop products for hook-and-loop fastening are disclosed, as are methods for making them and end products employing them. The products are non-woven webs of entangled fibers...
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6709996 |
Crimped multicomponent filaments and spunbond webs made therefrom
Spunbond multicomponent filaments and nonwoven webs made from the filaments are disclosed. In accordance with the present invention, the multicomponent filaments contain a crimp enhancement...
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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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6632504 |
Multicomponent apertured nonwoven
A nonwoven web is provided which can be readily converted to an apertured web by stretching. In its initial non-apertured state, the web comprises a plurality of multicomponent fibers comprising at...
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6613704 |
Continuous filament composite nonwoven webs
Nonwoven webs of continuous filaments are provided having a mixture or blend of first and second continuous filaments wherein the first and second continuous filaments are different from the first...
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6605553 |
Tow multiaxial non-woven fabric
A multiaxial laminated non-woven fabric is formed with tows overlaid and bonded with one another. The starting material tow is crimped and has a total tex of not more than 300,000 and filaments in...
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6559080 |
Cardable blends of dual glass fibers
Dual glass fibers can be processed into coherent webs and felts by first blending the dual glass fibers with an equal or greater amount of uncrimped fibers. Optionally, other crimped fibers can be...
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6555489 |
Filter composite embodying glass fiber and synthetic resin fiber
A filter composite comprises a first layer of glass fibers having random orientation, and synthetic resinous fibers extending in close association with the glass fibers, the glass fibers having: ...
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6528439 |
Crimped polymeric fibers and nonwoven webs made therefrom with improved resiliency
The present invention is directed to crimped and resilient polymeric fibers and to fabrics and laminates made from the fibers. In general, the fibers are produced by crimping a polymeric fiber and...
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6329565 |
Absorbent structure and method
A composite absorbent structure and method are disclosed including providing a first wicking layer having preferred liquid transport properties in a preferred contact with a second absorbent...
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6303220 |
Polyethylene fiber and a non-woven fabric using the same
A polyethylene fiber having a high apparent Young's modulus, high breaking tensile strength and low breaking elongation. The fiber also exhibits residual percentage crimp suitable enough for...
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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,...
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6169045 |
Nonwoven filter media
There is provided in accordance with the present invention a lofty filter medium for filtering fluid-borne particles, which comprises a nonwoven fiber web of crimped fibers selected from the group...
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6133170 |
Low density body
A low density body such as a sheet, board or molding usable as a cushioning material, heat-insulating material, sound-absorbing material, filter, low density base paper or the like is provided. The...
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6130177 |
Wet friction material
In a wet friction material formed from carbon fibers as a main ingredient and synthetic organic highly-fine fibers as reinforcing material, the carbon fibers as a main ingredient are formed into a...
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6117801 |
Properties for flash-spun products
This invention relates to flash spinning copolymers which provide softness and quietness to nonwoven sheet structures formed of plexifilamentary film-fibril material. In particular, flash spinning...
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6100207 |
Absorbent head band
Disclosed are head bands comprising a sliver of spontaneously wettable staple fibers. The fibers are of an irregular, grooved shape in cross section and are lightly bound together to permit easy...
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6045908 |
Biodegradable fiber and non-woven fabric
There is disclosed a biodegradable composite fiber comprising a first component consisting of a single component fiber produced by melt-spinning a biodegradable polymer composition consisting of a...
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6004890 |
Heat-resisting material
The heat-resisting material according to the present invention comprises a fiber aggregate containing crystalline alumina short fibers and formed in a continuous length and an inflammable sheathing...
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5981408 |
Screen textile material
A screen textile material for high precision and high density screen printing is made of a core and sheath type conjugate fiber in which a core component is formed of a thermotropic liquid...
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5876840 |
Crimp enhancement additive for multicomponent filaments
Spunbond multicomponent filaments and nonwoven webs made from the filaments are disclosed. In accordance with the present invention, the multicomponent filaments contain a crimp enhancement...
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5843852 |
Absorbent structure for liquid distribution
Disclosed is an absorbent structure comprising fibers, wherein the absorbent structure exhibits desired liquid transport properties. In one embodiment of the present invention, an absorbent...
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5807795 |
Method for producing fibers and materials having enhanced characteristics
A method and apparatus for forming artificial fibers and a non-woven web therefrom includes means for generating a substantially continuous fluid stream along a primary axis, at least one extrusion...
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5800230 |
Conjugated filament nonwoven fabric and method of manufacturing the same
A bulky and highly strong filament nonwoven fabric and method of manufacturing the filament nonwoven fabric which is made of conjugated filaments, whose intersections are melted and adhered, and...
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5792555 |
Hybrid yarn and permanent deformation capable textile material produced therefrom, its production and use
Described are a hybrid yarn consisting of two groups of filaments, one group consisting of one or more varieties of reinforcing filaments (filaments (A)) and the other group consisting of one or...
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5786082 |
Loose-fill insulation having irregularly shaped fibers
A loose-fill insulation product having irregularly shaped glass fibers is provided. The loose-fill insulation product shows improved recovery, lower thermal conductivity and requires lower product...
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5770309 |
Hollow multi-component insulation fibers and the manufacturing of same
A fiber insulation product comprising hollow fibers. Each hollow fiber may be composed of at least two different thermoplastic insulating materials, such as glasses, having differing coefficients...
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5733625 |
Non-woven fabric
A non-woven fabric in which large fiber bundles of the fabric intersect one another, small fiber bundles thereof intersect one another among said large fiber bundles, and the fibers of the fiber...
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5698291 |
Crimp-bonded fibrous cellulosic laminate
Disclosed is a process for producing a crimp-bonded fibrous cellulosic laminate. The process includes the steps of: 1) providing at least two superposed plies of a fibrous cellulosic material; 2)...
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5639700 |
Thermal insulation containing corrugated nonwoven web of polymeric microfiber
Thermal insulation contains a corrugated nonwoven web and a means for retaining the shape of a corrugated web. The shape-retaining means is not coextensive with the corrugated nonwoven web and is...
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5384189 |
Water-decomposable non-woven fabric
A water-decomposable non-woven fabric comprises a water-dispersible fiber layer, each fiber of which is bound with one another using a water-soluble binder comprising an unsaturated carboxylic...
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5382400 |
Nonwoven multicomponent polymeric fabric and method for making same
A process for making nonwoven fabric including the steps of meltspinning continuous multicomponent polymeric filaments, drawing the multicomponent filaments, at least partially quenching the...
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