3577 results about "Synthetic fiber" patented technology

A process for making a unitary fibrous structure comprises steps of: providing a fibrous web comprising a plurality of cellulosic fibers randomly distributed throughout the fibrous web and a plurality of synthetic fibers randomly distributed throughout the fibrous web; and causing co-joining of at least a portion of the synthetic fibers with the cellulosic fibers and the synthetic fibers, wherein the co-joining occurs in areas having a non-random and repeating pattern. A unitary fibrous structure comprises a plurality of cellulosic fibers randomly distributed throughout the fibrous structure, and a plurality of synthetic fibers distributed throughout the fibrous structure in a non-random repeating pattern. In another embodiment, a unitary fibrous structure comprises a plurality of cellulosic fibers randomly distributed throughout the fibrous structure, and a plurality of synthetic fibers randomly distributed throughout the fibrous structure, wherein at least a portion of the plurality of synthetic fibers comprises co-joined fibers, which are co-joined with the synthetic fibers and/or with the cellulosic fibers.

A tobacco solution atomizing device for electronic cigarette is disclosed the device comprises an atomizer installed in a fixing sleeve; a suction nozzle component and electrode connectors coupled on respective ends of the fixing sleeve, wherein the electrode connectors comprises a positive electrode connector and a negative electrode connector; the atomizer comprising a glass fiber tube, a glass fiber yarn, a heating coil, a cotton cloth layer and a synthetic fiber layer, wherein the glass fiber yarn is insert into the heating coil which is then located inside the glass fiber tube; the ends of the glass fiber silk and two wires which are used to electronically connect the heating coil to the positive and negative electrode connectors extends outward through the glass fiber tube; the cotton cloth layer enwraps the outside wall of the glass fiber tube and reveal ends of the glass fiber yarn are pressed tightly between the cotton cloth layer and the glass fiber tube; a synthetic fiber layer is filled within the annular shape space between the cotton cloth layer and the fixing sleeve for holding the tobacco solution.

A surgical suture staple and an application appliance for the secure and permanent attachment of a soft tissue to a bone provides a staple having a first and second metal or composite pin which will not adversely affect the bone within which it is attached, the first and second pin connected by a synthetic fiber suture. At least one suture is swedged into each first pin near an upper pin head and either swedged into or adjustably attached through the second pin also near an upper pin head, the first and second pins further comprising an extendable securing means which prevents the first and second pin from being removed from the bone within which it is implanted and a depression within the upper pin head receiving the driving end of an application appliance. The first and second pins are driven into a bone slightly below the bone surface on each side of a soft tissue being anchored to the bone, the suture securing the soft tissue with or without penetration.

A process is disclosed for forming a synthetic fiber including providing a first component of an aliphatic polyester polymer a second component of a multicarboxylic acid, mixing the first component aliphatic polyester polymer and the second component multicarboxylic acid to form an unreacted specified thermoplastic composition, and melt blending the unreacted specified thermoplastic composition in an extruder or a mixer. The second component multicarboxylic acid lubricates the extruder and provides a nucleating agent for crystallizing the specified thermoplastic composition to form a mean crystal size less than about 120 Angstroms. Fiber composed of the specified thermoplastic composition has a mean crystal size less than about 120 Angstroms. The fiber has a glass transition temperature (Tg) less than about 55 DEG C. In one aspect, a first component of polylactic acid and a second component of adipic acid provide synthetic fibers in a nonwoven structure used in a biodegradable and compostable disposable absorbent product for the absorption and removal of body fluids.

A breathable composite sheet material, a method for making such a sheet material, and an absorbent article utilizing the sheet material are provided. The composite sheet material is comprised of a thermoplastic film adhered directly to a fibrous substrate. The thermoplastic film comprises at least 50% by weight of a polymer material from the group of block copolyether esters, block copolyether amides and polyurethanes. The substrate comprises a fibrous web of at least 50% by weight of polyolefin polymer synthetic fibers. The composite sheet exhibits a peel strength of at least 0.1 N/cm, a dynamic fluid transmission of less than about 0.75 g/m² when subjected to an impact energy of about 2400 joules/m², and a moisture vapor transmission rate, according to the desiccant method, of at least 1500 g/m²/24 hr. The absorbent article comprises (a) a topsheet; (b) a backsheet; and (c) an absorbent core located between the topsheet and the backsheet; wherein the backsheet comprises the non-porous, substantially fluid impermeable, moisture vapor permeable composite sheet material described above. The composite sheet material is oriented such that the film layer of the composite sheet material faces toward the absorbent core. The absorbent article may comprise a disposable diaper.

A high strength abrasion resistant surgical suture material with improved tie down characteristics and enhanced tissue remodeling and biocompatibility includes protein polymer fibers blended with synthetic fibers. The suture features a multifilament cover formed of strands of ultra high molecular weight long chain polyethylene braided with polyester, nylon or other nonabsorbable materials, along with fibers of a protein polymer, such as collagen. The cover surrounds a core formed of twisted strands of ultrahigh molecular weight polyethylene. The core also can include collagen fibers. The suture, provided in a #2 size, has the strength of #5 Ethibond, is ideally suited for most orthopedic procedures, and can be attached to a suture anchor or a curved needle. The collagen fiber enhances tissue remodeling into the suture strand, thus improving biocompatibility.

The invention concerns a pigment, filler or mineral containing a natural calcium carbonate, treated with one of more providers of H3O<+> ions and gaseous CO2, allowing a reduction in the weight of paper for a constant surface area without loss of physical properties when it is used as a pigment or coating filler for the said paper. In particular, the invention concerns a pigment, filler or mineral containing a natural calcium carbonate or dolomite or mixtures of talc and calcium carbonate, of kaolin and carbonate or carbonate alone or in combination with natural and/or synthetic fibers or similar, treated with one or more medium-strong or strong providers of H3O<+> ions in the presence of gaseous CO2. Applications are particularly in the paper industry, obtaining in particular good sheet properties i.e. a reduction its weight for a given surface area.

An absorbent article having an absorbent core comprising a core wrap (16, 16′) enclosing an absorbent material (60), which comprises at least 80% of superabsorbent polymers (“SAP”) by weight. The absorbent core further comprises at least one channel (26, 26′) and an acquisition-distribution system (ADS) between the topsheet and the absorbent core, the ADS comprising one, two or more layers wherein the ADS does not comprise a layer comprising at least 50% by weight of synthetic fibers and having a basis weight above 150 gsm.

An absorbent core for use in an absorbent article, having a central fibrous layer having synthetic fibers, and a three-dimensional sub-layer having a plurality of small pockets that contain superabsorbent particles. Superabsorbent particles are deposited and partially enclosed in the discrete small pockets, and are prevented from shifting to other portions of the absorbent core. An absorbent article including the absorbent core, and a method for providing an absorbent article including the absorbent core are also described.

Unique blends of fibers that incorporate synthetic cellulosic fibers to render fabrics made with such blends more durable than fabrics made with natural cellulosic fibers such as cotton. While more durable than cotton, the synthetic cellulosic fibers used in the blends are still inexpensive and comfortable to the wearer. Thus, the benefits of cotton (affordability and comfort) are still attained while a drawback of cotton—low durability—is avoided. In one embodiment, the fiber blend includes FR modacrylic fibers and synthetic cellulosic fibers, preferably, but not necessarily non-FR lyocell fibers such as TENCEL™ and TENCEL A100™. Other fibers may be added to the blend, including, but not limited to, additional types of inherently FR fibers, anti-static fibers, anti-microbial fibers, stretch fibers, and/or high tenacity fibers. The fiber blends disclosed herein may be used to form various types of FR fabrics. Desired colors may be imparted in a variety of ways and with a variety of dyes to the fabrics disclosed herein. Fabrics having the fibers blends disclosed herein can be used to construct the entirety of, or various portions of, a variety of protective garments for protecting the wearer against electrical arc flash and flames, including, but not limited to, coveralls, jumpsuits, shirts, jackets, vests, and trousers.

There is provided a vacuum cleaner filer bag including at least two sidewalls which sidewalls are joined by seams. At least one first sidewall comprises a film laminate of a heat sealable film layer and a film support layer. At least one second sidewall comprises a filter laminate comprising at least a synthetic fiber filter layer and synthetic fiber support layer where the at least one first sidewall is joined to adjacent sidewalls by thermal seams. The filter layer is preferably a high efficiency microfiber filter media which provides HEPA level performance for the vacuum cleaner bag.

The present invention discloses a disposable scrubbing product for use in household cleaning or personal care applications. In one embodiment, the present invention is directed to a cleaning tool including a handle and a rigid base to which the scrubbing product of the present invention may be attached to form a convenient cleaning tool. The scrubbing product of the invention is a multi-layer laminate product and generally includes at least two distinct layers, an abrasive layer and an absorbent fibrous layer such as a tissue layer made from papermaking fibers. The abrasive layer is formed primarily of polymeric fibers in a disordered or random distribution as is typical of fibers deposited in meltblown or spunbond processes so as to form an open, porous structure. In one embodiment, an anchoring agent, such as synthetic fibers, are incorporated into the tissue layer that form a bond with the abrasive layer when forming a laminate in accordance with the present invention.

Generally, the present invention is directed to, in one embodiment, a method for forming a composite nonwoven web configured to deliver skin wellness agents to the skin of a user. According to the method, an aqueous system of a hydrophilic polymer and a skin wellness agent is formed. The aqueous system is then electrospun onto a surface of a nonwoven web containing synthetic fibers. The resulting nanofibers have an average diameter of from about 50 nanometers to about 5000 nanometers, such as from about 200 nanometers to about 700 nanometers.

The nano fibre protective material is made into the form of a laminar structure, its middle layer is made of high-molecular nano fibre membrane material, the diameter of the nano fibre is 10 nano-3000 nano, and its external layer is respectively one layer or multilayer natural fibre or synthetic fibre or blended fabric on non-woven fabric, and the diameter of fibre is 1 micrometer-100 micrometers. Its preparation method includes the following steps: dissolving or dispersing one or several kinds of high-molecular materials in solvent to obtain transparent solution or mixture, dispersing additive into the above-mentioned solution or melting one or several kinds of high-molecular materials to obtain electric spinning material, then adding said electric spinning material into one or several storage tanks.

The invention discloses a nano silver bacterial fibre preparation method comprising: adding fibre into AgNO3 solution, and adsorbing the mixture; and carrying out reduction reaction on the adsorbed fibre to obtain the nano silver bacterial fibre. The invention has simple production step, and the obtained product has the advantages of even silver nanoparticle distribution and long-lasting fibre antibacterial property and can be washed several times. The invention is suitable for natural fibre and synthetic fibre and can be used for health-care underwear, medicinal gauze, clothes, decorative textiles and the like.

The invention relates to thermoplastic matrices reinforced with a mixture of natural and synthetic fibers.

A method for forming a nonwoven fibrous structure comprising a plurality of synthetic fibers. The method employs a hydrophilizing agent. The synthetic fibers may associate with one or more hydrophilizing agents.

Fibers, such as textile fibers, having electrical components deposited thereon. More particularly, one or more electrical components are formed directly onto the surface of at least one fiber. The fiber having the electrical component formed thereon may then be interlaced with other fibers to form a larger piece of fabric, which can be employed to produce an article of clothing. A group of transistors and piezoelectric components forming an accelerometer may be woven onto one or more natural or synthetic fibers. The fibers may then be employed as the warp, weft, or both, of a woven piece of fabric, or used to form a knitted piece of fabric. The fabric piece can then be cut and sewn to form a wearable item, such as a shirt, a pair of pants, a hat, or the upper piece of a shoe that includes the accelerometer.

A spun-bonded nonwoven fabric constituted of a web of continuous filaments of thermoplastic synthetic fibers, the structure of which fabric is set by a pattern composed of areas which are produced by partially fusing the fibers by hot pressing and pierce through the fabric and concavely and convexly embossed patterns on the surfaces of the fabric which patterns are composed of high-density concave and convex areas of unbonded fibers respectively and the bulkiness of which fabric is 100 to 400 % in terms of the ratio of the thickness of the fabric inclusive of the convexly embossed pattern surface to the thickness of the low-density areas of the fabric. The application of a hydrophilic agent to the nonwoven fabric gives sanitary supplies such as disposable diaper.

Provided is a composite fuel filter material which comprises (A) a support layer made of wet laid cellulose and/or synthetic fibers, (B) a barrier layer having wet laid glass fibers for providing increased efficiency to the filter material, (C) a thermosetting bonding agent dispersed through the composite and in an amount sufficient for bonding the composite into a strong, tear resistant and pleatable material, and (D) a water repellant agent dispersed in the composite for removing and coalescing water dispersed in a fuel to be filtered. In a preferred embodiment for a diesel fuel filter, the glass fibers have an average diameter of about 0.1 to 2.0 microns and the thermosetting bonding agent is an epoxy resin in the composite in an amount of between 1 and 5% by weight. A filter efficiency of at least 90% or even 99% can be achieved, along with a water removal of 90 to 99.9%. Preferably, the barrier layer has a small amount of synthetic fibers therein and an interface between the support layer and the barrier layer is mechanically interlocked.

A nonwoven fibrous structure comprises a plurality of synthetic fibers. The synthetic fibers may be associated with one or more hydrophilizing agents. A process for making the nonwoven fibrous structure involves association of the synthetic fibers with one or more hydrophilizing agents.

A multi-ply flushable wipe includes a ply having first and second exterior layers and a middle layer disposed therebetween. Each of the exterior layers includes at least 50% by weight natural fibers. When foam-formed, the middle layer includes at least 25% by weight natural fibers. In embodiments, the middle layer may include at least 75% by weight natural fibers. The middle layer also includes synthetic fibers that have a length within the range of 1 mm and 20 mm. The wipe may have a length weight weighted average fiber length of less than 4 mm and a wet CD strength of greater than 20 N/m. Each ply of the wipe may be formed by wetlaying the first and second exterior layers and a foam formed middle layer to form a web, imprinting the web with a structured fabric, and drying the web. The plies are then attached using a binder.