| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 028104000 | By fluid jet needling or perforating | 25 |
| 20090113680 | Method And Device For Hydroentangling A Web Made Of A Fibrous Cellulose Product, And A Web Of This Type - The invention relates to a process of hydroentangling a fibrous web (N) including of positioning the web on a porous moving support ( | 05-07-2009 |
| 20090188090 | APPARATUS FOR PRODUCING TEXTILES, NONWOVEN SUBSTANCES, SPUNBOND FABRICS, PAPER MATERIALS, AND/OR PERFORATED FILMS - The invention relates to an apparatus for producing textiles, nonwoven substances, spun-bonded fabrics or paper materials ( | 07-30-2009 |
| 20100269318 | Thermoplastically Processible Aminoplastic Resin, Thermoset Microfibre Non-Wovens, and Process and Plant for Their Production - The invention relates to a thermoplastic processible aminoplast resin, a method for its production and a fine fiber non-woven material as textile area of fibers from aminoplast resins, in particular duroplastic triazine resins, which have an average fiber diameter of 0.1 to 100 μm and between 1 and 1000 branching arms and between 1 and 300 branching points per square millimetre. The invention also relates to a method for production of duroplastic fine fiber non-woven material in which a melt of melamine resin is pressed through spinning nozzles and blown by the escaping hot air to fine fibers, the fine fibers are separated from the air stream and deposited to a non-woven material consisting of a tangled layer, a treatment with a media causing cross-linking and a neutralization step follows, and the fine fibers are glued to a non-woven material in a subsequent thermal after-treatment, whereat the thermal after-treatment comprises two steps. | 10-28-2010 |
| 20110061214 | FIBER AIR-LAYING PROCESS FOR FIBROUS STRUCTURES SUITABLE FOR USE IN ABSORBENT ARTICLES - The present invention refers to a process of making a fibrous structure, wherein roughly graded material is provided to rotating, apertured drums. The drums have at least one needle roll in their inside. The roughly graded material is agitated inside the drums, whereby fibers or small fiber clusters are separated from each other. These fibers and small fiber clusters are flung through the apertures to the outside of the drum, where they are directed onto a foraminous carrier to form a fibrous structure. The fibrous structures are especially useful in absorbent articles. | 03-17-2011 |
| 20110067213 | NOZZLE FOIL FOR A NOZZLE BAR WITH CONNECTABLE FOIL SEGMENTS - A nozzle foil ( | 03-24-2011 |
| 20110067214 | INJECTOR FOR A TEXTILE PROCESSING MACHINE - An injector for a textile processing machine for the manufacture of fleece material. A pressurized medium is introduced to an inflow chamber ( | 03-24-2011 |
| 20110078883 | SUCTION CHAMBER FOR A WATER BAR USED FOR APPLYING JETS TO FABRICS - The invention relates to a water bar comprising nozzle parts for a suction chamber to apply jets to fabrics, knitted fabric webs, or nonwoven fabrics composed of staple fibers, endless filaments, or cellulose fibers, also in several layers, or mixtures thereof, and a suction area which is located on the bottom side of the suction chamber and is used for sucking off spraying water. The aim of the invention is to largely prevent spraying water or spraying mist in the region of the water jet that is discharged from the water jet beam. Said aim is achieved by assigning an air supplying device to the water bar and/or the suction chamber, said air supplying device being provided with at least one outlet which is located in the region of the water bar and extends to the region of the nozzle ports of the water bar. | 04-07-2011 |
| 20110126388 | PROCESS FOR PRODUCING CLEANING SHEET - A laminate ( | 06-02-2011 |
| 20110277284 | METHOD AND APPARATUS FOR PRODUCING COTTON WOOL PRODUCTS - The invention relates to a method for producing a wadding product, in particular for producing wadding pads for cosmetic purposes, comprising the following steps:
| 11-17-2011 |
| 20120023718 | METHOD FOR MANUFACTURING A CONDUCTIVE FABRIC AND PRODUCTS THEREOF - A method for manufacturing a conductive fabric and products thereof mainly fastens a first soft base and a second soft base with a conductive yarn interposed between them with spaced dot-type fastening spots through a fastening means to facilitate fast production of the conductive fabric. The fastening means could be a needle punching apparatus to provide needle punching on an upper layer fabric and a lower layer fabric without hitting the conductive yarn interposed between them. Thus all three of them can be fastened with the spaced dot-type fastening spots. And the conductive fabric can be produced more efficiently. | 02-02-2012 |
| 20120096694 | APPARATUS FOR COMPACTING A FIBER WEB - The invention relates to an apparatus for compacting a material web made of fibers and/or filaments, comprising a first revolving endless belt which carries the material web and is tensioned around guide rollers, and a second endless belt which is tensioned around guide rollers and revolves counter to the first belt at the same speed, wherein the first and second endless belts form a conical compacting region in a first region in the conveying direction of the material web and run at an angle with respect to each other, whereby the material web located between the belts is increasingly pressed, wherein subsequent to the first region a first nozzle beam is disposed for a first fluid application onto the material web still located between the two endless belts, wherein the two belts in this region of the first fluid application are in each case guided to run in a tensioned manner in a straight direction. According to the invention, the following is provided: the two belts ( | 04-26-2012 |
| 20120102694 | METHOD FOR MIXING SHORT STAPLE AND DOWN CLUSTER BY A DRY PROCESSING - A method for mixing short staple and down cluster by a dry processing utilizes an air tool to blow the short staple over, so that the scattered short staple is mixed in the down cluster. Stirring blades are further applied for stirring. Chemical agents are needless, no pollution is generated, and processing time is preferably reduced since the mixture does not have to be soaked in the chemical agent. Both the processing time and the manufacturing cost are decreased. Preferably, a proportion of the short staple to the down cluster is adjustable for different needs and divergent warmth retaining effects. | 05-03-2012 |
| 20120240369 | METHOD AND APPARATUS TO PRODUCE MICRO AND/OR NANOFIBER WEBS FROM POLYMERS, USES THEREOF AND COATING METHOD - The present invention refers to an apparatus and method for producing non-woven nanofibers from polymers. The method for producing non-woven micro nanofibers from polymers comprises the use of electrospinning and melt blowing elements. The apparatus presented for producing non-woven micro and/or nanofibers from polymers comprises a source of compressed gas, a pressure gauge, a hypodermic syringe with a pump for controlling the injection rate of the polymeric solutions, a pulverizing apparatus and a collector preferably with controlled rotation speed. The technology presented for producing non-woven micro and/or nanofibers is capable of producing micro and nanofibers having diameters similar to those produced by electrospinning, also on an industrial scale. The invention also comprises the use of non-woven nanofibers in pulverizing live tissues and as coating for materials. | 09-27-2012 |
| 20130042448 | DEVICE FOR SOLIDIFYING A MATERIAL WEB - The invention relates to a device for solidifying a material web (F) formed of fibers and/or filaments, said device comprising a screen belt (S) carrying the material web (F), a nozzle beam (D) arranged above the screen belt (S) for subjecting the material web (F) to a pressurized fluid with a plurality of fluid jets (W) arranged in at least one row, and a suction device which is disposed below the screen belt (S), interacts with the nozzle beam (D) and has a suction gap (A). The invention is characterized in that the fluid jets (W) hit the material web (F) in the surface area of the suction gap (A). According to the invention, the fluid application (W) is carried out in the rear section of the suction gap (A) when seen in the conveying direction of the material web (F). | 02-21-2013 |
| 20130086781 | INDUSTRIAL FABRIC INCLUDING SPIRALLY WOUND MATERIAL STRIPS WITH REINFORCEMENT - An industrial fabric such as an endless belt or sleeve for use in the production of nonwovens, and a method of making thereof are disclosed. The industrial fabric is produced by spirally winding strips of polymeric material, such as an industrial strapping or ribbon material, and joining the adjoining sides of the strips of material using ultrasonic welding or laser welding techniques. The fabric may then be perforated using a suitable technique to make it permeable to air and/or water. | 04-11-2013 |
| 20130291355 | DEVICE AND METHOD FOR PRODUCING A NONWOVEN COMPOSITE FABRIC - The invention relates to a device for producing a nonwoven composite fabric. A nonwoven fabric layer is applied onto a support structure layer and connected to said layer by means of water jet needling. According to the invention, the following are provided:
| 11-07-2013 |
| 20150337485 | BLEACHING AND SHIVE REDUCTION PROCESS FOR NON-WOOD FIBERS - The present invention is directed to a method of increasing the brightness of non-wood fibers. The method comprises forming a mixture of non-wood fibers and exposing the mixture to a brightening agent, the brightening agent being a permanganate compound, an acid, or a combination of the permanganate compound and the acid. The resulting brightened fibers have a brightness greater than the fibers of the mixture before exposure as measured by MacBeth UV-C standard. | 11-26-2015 |
| 20150354110 | SYSTEM AND METHOD FOR AIR ENTANGLEMENT - A circular air entangling system may comprise a bed plate for receiving fiber layers. An air entangling module may entangle the fiber layers with one another and a fiber packaging apparatus may transport the fiber layers for further processing. In this manner, a fiber preform may be constructed. | 12-10-2015 |
| 20160002836 | APPARATUS AND METHOD FOR HYDRODYNAMIC ENTANGLEMENT OF NON-WOVENS, WOVENS AND KNITS - The invention relates to an apparatus and method for hydrodynamic entanglement of non-wovens, wovens and knits, comprising an entanglement system having at least one water bar and a drum or endless belt, between which a fibre web is transported and entangled. The invention is characterised in that before the water bar, seen in the running direction of the fibre web, there is arranged a compacting device, which compresses the fibre web on the drum or endless belt. | 01-07-2016 |
| 20160024698 | Nonwoven Composite and Method for Making the Same - A nonwoven composite and a method of making a nonwoven composite including lightly bonding and hydroentangling a continuous filament nonwoven web to improve its integrity and fiber mobility for subsequent processing steps, such as adding a first layer to the continuous filament nonwoven web and hydroentangling the first layer and the continuous filament nonwoven web together. | 01-28-2016 |
| 20160145780 | Spunbond method for producing non-woven fabrics with hygroscopic metastatic feature - A spunbond method for producing nonwoven fabrics with hygroscopic metastatic feature. Firstly, fuse prepared bio-polyamide 6,10 into a melt via spunbond method, next extrude and spun and draw the melt to form filaments, then bond and lay the filaments on a conveyer to form a substrate fibrous web of bio-polyamide 6,10. Secondly, blend and dissolve prepared pulp by putting N-methylmorpholine N-oxide (NMMO) dissolving solvent, then dehydrate it to form dope, then extrude the dope out by an extruder with external compressed quenching air for converting it into cellulose filaments, then draw, bond and overlay the cellulose filaments to become uniform natural cellulose filaments on existing substrate fibrous web previously to form an overlaid fibrous web in the conveyer. Finally, coagulate, regenerate and convert the fibrous composite of the bio-polyamide 6,10 and natural cellulose into nonwoven fabric with hygroscopic metastatic feature by orderly applying hydro-entangled needle punching, drying, winding-up processes. | 05-26-2016 |
| 20160145781 | STAPLED MELT SPINNING METHOD FOR PRODUCING NON-WOVEN FABRICS WITH HYGROSCOPIC METASTATIC FEATURE - A stapled melt spinning method for producing nonwoven fabrics with hygroscopic metastatic feature. Firstly, fuse bio-polyamide 6,10 into melt, extrude and spin it out spin heads of extruder into filaments, cool, draw and collect filaments into tow, then extend, cut and card the filaments into the staples, and spread the staples on a conveyer to form fibrous web. Next, blend and dissolve pulp by N-methylmorpholine N-oxide (NMMO) dissolving solvent, dehydrate it to form dope, and extrude and spin it out spin heads of extruder into filaments, then cool, draw and collect filaments into tow, and extend, cut and card filaments into staples, then overlay the staples over existing fibrous web to form a composite fibrous web of bio-polyamide 6,10 and cellulose filaments. Finally, coagulate, regenerate and convert fibrous composite of bio-polyamide 6,10 and natural cellulose into nonwoven fabric with hygroscopic metastatic feature by hydro-entangled needle punching, drying, winding-up processes. | 05-26-2016 |
| 028105000 | Through backing and support members | 3 |
| 20080307619 | Device for Hydrodynamic Intertwining of Fibers in a Fiber Web - A device is known in which the bulky felt arriving on the top side of an endless belt for water felting is compacted between a felting drum and the belt and at the same time it is wetted by a first water curtain from a nozzle beam, whose water jets first pass through the endless belt and then the fiber web and finally the felting drum. Now, according to the invention, the unconsolidated felt is held against the bottom of an endless belt by means of induced suction and transported, and it is brought up tangentially to a needle felting drum, arranged beneath the endless belt. In this way, the handover of the fiber web from the endless belt to the needle felting drum is accomplished under the influence of gravity. | 12-18-2008 |
| 20100162541 | Method for Making Lyocell Web Product - A method of making a web comprising a layer of airlaid pulp or synthetic material overlaying and fastened to at least one layer of regenerated cellulose fiber. The method can also provide a product in which the airlaid pulp or synthetic material can be sandwiched between two regenerated cellulose fiber layers. The regenerated cellulose can be viscose or lyocell. | 07-01-2010 |
| 20100162542 | Method for Making Lyocell Web Product - A method for making a web comprising a layer of crosslinked cellulosic fiber overlaid on and fastened to at least one layer of regenerated cellulose fiber. In one method the crosslinked cellulosic fiber is be sandwiched between two regenerated cellulose fiber layers. The regenerated cellulose can be viscose or lyocell or be made from several solvents. | 07-01-2010 |
