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Class 442/401 - Spun-bonded nonwoven fabric


Subclass of Class 442 - Fabric (woven, knitted, or nonwoven textile or cloth, etc.)
Definition: Subject matter wherein the nonwoven fabric is spun bonded.
No. of patents: 349
Last issue date: 03/20/2012


1                  
NumberTitleIssue Date
8138107Lightweight spun-bonded non-woven with particular mechanical properties
Disclosed is a spunbonded non-woven made of polyolefin filaments having a titer
03/20/2012
8080043Bioabsorbable, deformable fixation material and implant
The invention relates to a bioabsorbable surgical osteosynthesis plate, operable to be secured by at least one fastener through at least one fastener opening formed in the plate to a bone. The osteosynthesis plate has first and second surfaces, and it is formed to o...
12/20/2011
8067320Spunbonded nonwoven fabric
There is provided by the present invention a spunbonded nonwoven fabric which is formed from fibers comprising a propylene-based polymer and has MFR of 65 to 150 g/10 min and a fineness of 0.01 to 1.5 deniers, wherein the basis weight is in the range of 5 to 40 g/m
11/29/2011
8053380Extensible spunbonded non-woven fabrics
Impact copolymers, comprising an in-reactor blend of homopolymer polypropylene and an ethylene-propylene rubber, can be processed into spunbond non-woven fabrics. These fabrics have been shown to have increased ultimate extension without reduction in the ultimate te...
11/08/2011
8021997Multicomponent spunbonded nonwoven, method for its manufacture, and use of the multicomponent spunbonded nonwovens
A multicomponent spunbonded nonwoven is provided which is composed of at least two polymers which form interfaces toward one another, which are produced by at least one spinning machine having uniform spinning nozzle apertures, and which are hydrodynamically drawn, ...
09/20/2011
7919420Lightweight spun-bonded nonwoven fabric having special barrier properties
The invention relates to a spun-bonded nonwoven fabric made of polyolefin filaments having a titer
04/05/2011
7674734Polypropylene nonwoven fabric and use thereof
A polypropylene based nonwoven fabric is excellent in surface appearance and stretch properties and exhibits a small residual strain and excellent adhesiveness to polyolefins. The nonwoven fabric is obtained by forming a polypropylene resin composition comprising 1 ...
03/09/2010
7666805Spunbond fabrics and laminates from ultra low viscosity resins
This invention relates to a new non-woven fabric or laminate produced in a spunbond process using ultra low polymeric resins above 100 MFR as the raw materials using filament speeds above 5,000 meters per minute. The new materials produced possess an excellent combi...
02/23/2010
7659218Stretch nonwoven fabric and method for production thereof
A spunbonded elastic nonwoven fabric according to the invention comprises fibers formed from a polymer comprising a thermoplastic polyurethane elastomer, wherein the thermoplastic polyurethane elastomer has a starting temperature for solidifying of 65° C. or above ...
02/09/2010
7659219Highly porous self-cohered web materials having haemostatic properties
The present invention is directed to implantable bioabsorbable non-woven self-cohered web materials having a high degree of porosity. The web materials are very supple and soft, while exhibiting proportionally increased mechanical strength in one or more directions....
02/09/2010
7655584Highly porous self-cohered web materials
The present invention is directed to implantable bioabsorbable non-woven self-cohered web materials having a very high degree of porosity. The web materials are very supple and soft, while exhibiting proportionally increased mechanical strength in one or more direct...
02/02/2010
7504348Production 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 shrinkage imparted to fibers in the second group. During or after bonding of ...
03/17/2009
7432219Hydroentangled 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
7381666Breathable 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 tension liquids, as well as in the presence of aqueous liquids. The film i...
06/03/2008
7344034Heatsealable filter materials
Described are a filter material which contains heatsealable, biodegradable and compostable polymeric fibers and is characterized in that it additionally contains a lubricant in an amount from 0.5 to 5.0% by weight, based on the paper weight of the ready-produced fil...
03/18/2008
7329621Stretchable 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 layer bonded to the layer of elastomeric openwork, with the film layer ha...
02/12/2008
7329623Durable 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 nonwoven web further includes binder fibers which may be wettable or no...
02/12/2008
7326663Spunbonded nonwoven made of endless fibers
This invention relates to a spunbonded nonwoven made of thermoplastic material, which exhibits a filament diameter of less than 1.0 μm. The filaments are made from bursted fibers, whereby the filaments exhibit a length of at least five centimeters and are connected...
02/05/2008
7311209Filter material
A filter material has one or more plies of fiber layers, in particular for the production of filter bags and filter cones for infused beverages, the at least one fiber layer containing fibers or microcapsules having phase change material. Paraffinic hydrocarbons can...
12/25/2007
7312167Breathable 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 be substantially free of the odor-reducing filler to maintain the inte...
12/25/2007
7294593Absorbent article material with elastomeric borders
A material is provided that is particularly suited for use in absorbent articles. The material has a base layer of a generally non-elastic material and at least two strips or regions of elastomeric material attached to the base layer material with a space therebetwe...
11/13/2007
7273894Compositions for the preparation of void-containing articles
Disclosed are novel compositions for the preparation of void-containing articles comprising a polymer matrix and a voiding agent The voiding agent comprises at least one first polymer and at least one second polymer, which are selected on the basis of physical prope...
09/25/2007
7261849Tacky polymer melt spinning process
A method for high speed melt spinning of binder fiber by melting a polymer having a melting temperature range of greater than 0° C. to 160° C., spinning said polymer at a speed of greater than about 2000 meters per minute to form the binder fibers; and winding the...
08/28/2007
7258758Strong high loft low density nonwoven webs and laminates thereof
High loft, low density nonwoven webs suitable for use in a variety of applications requiring strong fabric layers are produced by forming substantially continuous, spunbond, crimped, bicomponent fibers of crimpable, e.g., side by side or eccentric sheath/core (A/B) ...
08/21/2007
7253127Colored reinforced articles of manufacture and method of making the same
The present invention provides a colored reinforced article of manufacture having a substantially uniform distribution of color. The colored reinforced article of manufacture comprises a fiber-reinforced thermosetting resin matrix and a non-appertured colored veil i...
08/07/2007
7247585Reinforced nonwoven fire blocking fabric having ridges and grooves and articles fire blocked therewith
This invention relates to a thin reinforced nonwoven fabric having ridges and grooves for fire blocking an article and articles containing such fabrics. When exposed to heat or flame, the fabric is capable of increasing to a thickness that is at least 1.5 times its ...
07/24/2007
7244358Denitrification of aquarium water
The invention relates to agents for the removal or reduction of inorganic nitrogen compounds, especially nitrate, from biological aquarium waters, containing a biologically degradable polymer, preferably polycaprolactone (PCL) and to the utilization of said agents.
07/17/2007
7241493Laminated structures having modified rubber-based adhesives
Elastic attachment adhesive compositions of conventional rubber-based construction adhesive and a crystalline polymer have improved bond strength over conventional elastic attachment adhesives. The addition of a crystalline polymer to conventional rubber-based elast...
07/10/2007
7238313Thermoplastic constructs with improved softness
The present invention is directed to the combined use of first and second fatty acid amides to improve the softness of a thermoplastic polymer construct. A combination of fatty acid amides is provided in the blend ratio of about 10 to 90 percent by weight of a first...
07/03/2007
7229937Reinforced 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 exposed to heat or flame, the fabric is capable of increasing its thic...
06/12/2007
7226880Breathable, extensible films made with two-component single resins
A film formed from a two-component single resin including two components, not blended or co-polymerized, but inter-polymerized. The two components may have different densities and/or different melt indexes, with the resulting resin having properties of a blend of th...
06/05/2007
7217456Plaited 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 plurality of fibers primarily of polyester or other synthetic yarns w...
05/15/2007
7201777Nonwoven 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 the nonwoven production process, thereby eliminating, or at least redu...
04/10/2007
7199166Radiation-curable resins based on hydrogenated ketone-aldehyde and phenol-aldehyde resins and a process for preparing them
Radiation-curable resins containing a carbonyl-hydrogenated ketone-aldehyde and/or a ring-hydrogenated phenyl-aldehyde resins, and a process for preparing them. ...
04/03/2007
7196026Fibers 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 the active agent at a desired rate under conditions of use. Product ap...
03/27/2007
7175902Nonwoven fabrics containing yarns with varying filament characteristics
The subject invention provides non-woven fabrics having yarns of varying characteristics. In a preferred embodiment the subject invention provides nonwoven fabrics that comprise yarns of different deniers or cross sections. The use of these yarns gives the nonwoven ...
02/13/2007
7153793Multilayer nonwovens incorporating differential cross-sections
Nonwoven fabric fabrics suitable for undergoing pleating to form filtration media are provided. The fabrics generally include at least three layers. The fibers forming the inner layer has a cross section providing greater stiffness, while the fibers forming the oute...
12/26/2006
7148160Water vapor breathable, liquid water resistant material
The present invention relates to a composite sheet material that is water vapor permeable and substantially liquid water impermeable. The composite sheet material includes an outer layer, a film, and a reinforcing layer and, preferably, has an ASTM D3833 water vapor...
12/12/2006
7132377Disposable dish care and hard surface cleaning wipe
A disposable dish care and hard surface cleaning wipe is disclosed. In one embodiment, the wipe is comprised of a water insoluble substrate that includes a partially hydrophobic nonwoven first layer, and a low density nonwoven second layer that is adjacent to the sa...
11/07/2006
7091140Hydroentanglement of continuous polymer filaments
A nonwoven fabric comprises continuous polymer filaments of 0.5-3 denier that have been hydroentangled in a complex matrix of interconnecting filament loops, and that is otherwise substantially free of knotting, or of otherwise wrapping about one another. A process ...
08/15/2006
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