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| Number | Title | Issue Date |
| 8129297 | Method and apparatus for heating nonwoven webs A process for drying/heat-treating nonwoven webs in which the web is partially dried under tension in a first drying zone and further heat treated under low tension or in a substantially tensionless state a second drying zone. The process significantly reduces the o... | 03/06/2012 |
| 8124549 | Non-woven fabric This invention provides a composition for forming a fabric by spraying onto a supporting surface, the composition comprising fibers, a binder and a diluent. Further aspects of the invention include the fabric formed by spraying the composition and an article compris... | 02/28/2012 |
| 8093162 | Non-woven material comprising polymer fibers using mixtures with amphiphilic block copolymers as well as their production and use The present invention relates to the production of a non-woven material having high extensibility and comprising polymer fibers using mixtures with amphiphilic block copolymers as compatibilizers for preparing blends, as well as their production and use. ... | 01/10/2012 |
| 8021996 | Nonwoven web and filter media containing partially split multicomponent fibers The present invention provides a nonwoven web prepared from multicomponent fibers which are partially split. The partially split multicomponent fibers have at least one component of the multicomponent fiber separated from the remaining components of the multicompone... | 09/20/2011 |
| 7935645 | Lightweight high-tensile, high-tear strength biocomponent nonwoven fabrics A method of producing a nonwoven fabric comprising spinning a set of bicomponent fibers which include an external fiber component and an internal fiber component. The external fiber enwraps said internal fiber and has a higher elongation to break value than the inte... | 05/03/2011 |
| 7919419 | High strength and high elongation wipe The present invention provides high strength nonwoven wipe materials and the process of making the materials. The high strength nonwoven wipe materials contain cellulosic fibers, synthetic fibers, or mixtures thereof, with bicomponent fibers and optionally, a binder... | 04/05/2011 |
| 7871946 | Nonwoven fabric composed of ultra-fine continuous fibers, and production process and application thereof A nonwoven fabric composed of ultra-fine continuous fibers having a mean fineness of not more than 0.5 dtex is prepared. The nonwoven fabric comprises a water-soluble thermoplastic resin in a proportion of not more than 5% by weight relative to the nonwoven fabric, ... | 01/18/2011 |
| 7851391 | Multicomponent fibers comprising starch and polymers The present invention is directed to multicomponent fibers. The fibers may be in a side-by-side, sheath-core, segmented pie, islands-in-the-sea configuration, or any combination of configurations. Each component of the fiber will comprise destructurized starch and/o... | 12/14/2010 |
| 7846856 | Method of making a fiber containing an antimicrobial composition Fibers that durably contain antimicrobial materials such that the antimicrobial materials are resistant to being abraided away or washed off during use. The antimicrobial materials contained in the fibers are not prone to the development of resistant strains of bact... | 12/07/2010 |
| 7842630 | Wettable polyester fibers and fabrics The present invention is aimed at a method of providing wettability to polyester fibers or filaments, to woven or nonwoven fabrics made therefrom and to resultant articles of manufacture. The method comprises melt extruding a mixture comprising a polyester and one o... | 11/30/2010 |
| 7838449 | Dryer sheets including bicomponent fibers A dryer sheet substrate is provided having improved loft and reduced fuzz wherein the substrate comprises relatively low denier bicomponent fibers. The bicomponent fibers may comprise two or more polymers having different melting temperatures, with the relatively lo... | 11/23/2010 |
| 7829485 | Stretchable composite fiber An integral composite fiber is formed by integrally joining a stretchable fiber and unstretchable fibers. The stretchable fiber has longitudinally extending first exposed surfaces that are circumferentially spaced from each other. The unstretchable fibers has longit... | 11/09/2010 |
| 7829484 | Wettable polyester fibers and fabrics The present invention is aimed at a method of providing wettability to polyester fibers or filaments, to woven or nonwoven fabrics made therefrom and to resultant articles of manufacture. The method comprises melt extruding a mixture comprising a polyester and one o... | 11/09/2010 |
| 7790641 | Bicomponent sheet material having liquid barrier properties The invention provides a sheet material comprising bicomponent filaments having first and second polymer components that are arranged in substantially distinct zones within the filaments, with the first polymer component formed of a relatively lower melting polymer ... | 09/07/2010 |
| 7737060 | Medical devices containing multi-component fibers According to an aspect of the present invention, medical devices are provided that contain at least one multi-component polymeric fiber. The multi-component polymeric fiber further contains at least two components of differing composition. ... | 06/15/2010 |
| 7704900 | Artificial leather sheets and method for producing them Provided is an artificial leather sheet that comprises microfine fibers of an inelastic polymer having a mean fiber diameter of at most 5 μm and an elastic polymer, in which the major portion of the elastic polymer forms a fibrous structure of the entangled nonwove... | 04/27/2010 |
| 7651964 | Fiber-containing composite and method for making the same A unitary, fiber-containing composite comprises (a) a first region comprising a plurality of first binder fibers and a plurality of bast fibers, (b) a second region disposed above the first region, the second region comprising a plurality of second binder fibers and... | 01/26/2010 |
| 7585797 | Layered dispersible substrate A dispersible nonwoven web having at least three layers including a first outer layer, a middle layer, and a second outer layer. The first and the second outer layers including a plurality of short fibers, a triggerable binder, and at least one of the first or secon... | 09/08/2009 |
| 7585796 | Polypropylene 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 ... | 09/08/2009 |
| 7504347 | Fibers made from copolymers of propylene/α-olefins A fiber is obtainable from or comprises a propylene/α-olefin interpolymer characterized by an elastic recovery, Re, in percent at 300 percent strain and 1 cycle and a density, d, in grams/cubic centimeter, wherein the elastic recovery and the density satisfy the fo... | 03/17/2009 |
| 7494947 | Polypropylene-based heat-weldable thermoplastic fibers, a method of fabricating such fibers, and a non-woven fabric obtained by heat-bonding such fibers The polypropylene-based thermoplastic fibers are uniform in cross-section, not having any degraded surface skin, and they are heat-weldable at a pressure at a temperature which is lower than the melting temperature, by virtue of internal heating due to the effect of... | 02/24/2009 |
| 7462573 | Elastic long-fiber non-woven fabric, and fabric product using the same PROBLEM TO BE SOLVED: To provide an elastic long-fiber non-woven fabric that exhibits excellent elasticity, appropriate stress upon elongation, an excellent anti-blocking property, and an excellent soft feel, and which is suitable for applications to fabric products... | 12/09/2008 |
| 7459407 | Articles comprising fibres and/or fibrids, fibres and fibrids and production method of same The invention relates specifically to novel articles and, in particular, to non-woven articles comprising fibres and/or fibrids. The invention also relates to novel fibres and fibrids and to a method of producing said fibres and fibrids. ... | 12/02/2008 |
| 7452832 | Full-surface bonded multiple component melt-spun nonwoven web A full-surface bonded multiple component nonwoven fabric is provided that has an improved combination of tear strength and tensile strength at lower thicknesses than known in the art. The full-surface bonded multiple component webs have a void percent between about ... | 11/18/2008 |
| 7422991 | Laminate material web having elastic and non-elastic regions An elastic laminate material web has elastic and non-elastic regions and has non-woven fabric on both surfaces of the web. In between the two surfaces, there are film strips of an elastic film. One surface of the web consists of a planar non-woven fabric layer and i... | 09/09/2008 |
| 7371701 | Nonwoven fabric of polyester composite fiber A nonwoven fabric of polyester composite fibers which has a satisfactory color tone (low value of b*). It is formed from short composite fibers obtained from a polyester polymer obtained with the following catalyst and a fusion-bondable polymer. The catalyst compris... | 05/13/2008 |
| 7365034 | Latent carbon dioxide generating material The present invention is directed to nonwoven materials containing a chemical composition capable of generating carbon dioxide when activated. The present invention provides a latent carbon dioxide gas generating material having a first layer containing fiber and a ... | 04/29/2008 |
| 7358204 | Soft, thick, non-linting nonwoven The nonwoven web 10 of the present invention is a layered structure that takes advantage of the beneficial properties of different types of fibers advantageously distributed in each layer. In particular, the present invention is a multi-layer nonwoven web sui... | 04/15/2008 |
| 7351465 | Polymeric based carpet Polymeric carpet and a method of making and recycling such carpet, the carpet having fibers, backing and extruded adhesive all of completely recyclable materials, the recycling being accomplished in one melting step, without a separation step. ... | 04/01/2008 |
| 7344034 | Heatsealable 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 |
| 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 |
| 7335716 | Ethylene (co)polymers and uses thereof An ethylene (co)polymer of the present invention is a (co)polymer with excellent moldability and mechanical properties and either an ethylene homopolymer or a copolymer of ethylene and an α-olefin of 4 to 20 carbon atoms. The (co)polymer has methyl branches measure... | 02/26/2008 |
| 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 nonwoven web further includes binder fibers which may be wettable or no... | 02/12/2008 |
| 7326663 | Spunbonded 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 |
| 7319078 | Porous fibrous structure and process for producing the same A novel porous fibrous structure containing from 10 to 100% by weight of wet heat bonding fibers, having cellular cavities in the fibrous structure of the fibers, in which a plurality of indefinite cellular cavities are present independently or in a state of partial... | 01/15/2008 |
| 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 the semi-crystalline and semi-amorphous po... | 01/15/2008 |
| 7314497 | Filter medium and structure Thermoplastic bicomponent binder fiber can be combined with other media, fibers and other filtration components to form a thermally bonded filtration media. The filtration media can be used in filter units. Such filter units can be placed in the stream of a mobile f... | 01/01/2008 |
| 7314839 | Wettable polyester fibers and fabrics The present invention is aimed at a method of providing wettability to polyester fibers or filaments, to woven or nonwoven fabrics made therefrom and to resultant articles of manufacture. The method comprises melt extruding a mixture comprising a polyester and one o... | 01/01/2008 |
| 7311209 | Filter 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 |
| 7309372 | Filter medium and structure Thermoplastic bicomponent binder fiber can be combined with other media, fibers and other filtration components to form a thermally bonded filtration media. The filtration media can be used in filter units. Such filter units can be placed in the stream of a mobile f... | 12/18/2007 |
