D06N3/0038

Airlaid composite sheet material

Provided is a composite sheet that is particularly useful as an AQDL component in absorbent articles. The composite sheet includes a fluid acquisition component and an airlaid component. The airlaid component may include one or more airlaid layers that are successively formed overlying each other. Each of the airlaid layers are adjacent to, and in direct contact with, immediately adjacent layers of the airlaid component so that adjacent layers are in fluid communication with respect to each other. The fluid acquisition component includes a nonwoven fabric comprising a carded nonwoven fabric comprised of a plurality of staple fibers that are air through bonded to each other to form a coherent nonwoven fabric. The airlaid layer(s) include a blend of cellulose and non-cellulose staple fibers. The staple fibers may be bicomponent fibers having a polyethyelene sheath and a polypropylene or polyethylene terephthalate core, and mixtures of such fibers.

METHOD OF MAKING A COMPOSITE BIOTEXTILE AND A MEDICAL IMPLANT COMPRISING SUCH COMPOSITE BIOTEXTILE

Disclosed herein is a method of making a composite fabric for use in or as a medical implant component, the method comprising steps of providing a textile comprising at least one strand having titer of 2-250 dtex and comprising fibers made from a biocompatible and biostable synthetic polymer; determining locations on the textile where a cut is to be made for an intended use of the textile; optionally pretreating the textile at least at the determined locations on at least one side of the textile with a high-energy source to activate the surface; solution coating the textile at least at a determined location with a coating composition comprising a biocompatible and biostable polyurethane elastomer and a solvent for the polyurethane; removing the solvent from the coated textile; and laser cutting the coated textile as obtained at least a one coated location with an ultra-short pulse laser; to result in a composite biotextile wherein polyurethane is present in an amount of 2.5-90 mass % based on composite biotextile and polyurethane is present at least at a laser-cut edge. Such composite biotextile as made shows an advantageous combination of good biocompatibility, especially hemocompatibility, high strength and pliability, and has well-defined regular edges that have high suture retention strength. Further embodiments concern the use of such composite biotextile in or as medical implant component for an implantable medical device; such as in orthopedic applications and cardiovascular implants. Other embodiments include such medical devices or implants comprising said composite biotextile or medical implant component.

COATING COMPOSITION AND ITS USES

The present disclosure relates to a silicone elastomeric coating composition for synthetic leather, particularly silicone-based synthetic leather, a silicone elastomeric coating (e.g., a topcoat) formed as a reaction product of the cure of the coating composition, methods of making the topcoat and synthetic leather utilizing the same and uses of synthetic leather products. The topcoat is designed to provide synthetic leather with an improved abrasion and scratch resistant topcoat.

Polypropylene environmentally friendly advertising cloth
11135819 · 2021-10-05 · ·

A polypropylene environmentally friendly advertising cloth having a fabric base layer (20), which is a mesh braid made of Polypropylene woven by warp thread (21) and weft thread (22); a first waterproof and fireproof layer (30) and a second waterproof and fireproof layer (40) which are made by coating an aqueous polyacrylate coating slurry on the first surface (24) and the second surface (25) to form a thin film layer, the aqueous polyacrylate coating slurry penetrating the meshes (11); an ink-absorbing layer (50) which are made by coating a water absorption coating material that made of acrylic on the second waterproof and fireproof layer (40). The present invention is PVC free and non-toxic, so that it is particularly suitable for indoor advertising and interior decoration and fulfills the use for medical purposes.

SUEDE-LIKE ARTIFICIAL LEATHER AND PRODUCTION METHOD THEREOF

The present disclosure relates to suede-like artificial leather and a production method thereof, and more particularly, to suede-like artificial leather, which is excellent in sensibility such as smooth texture and fullness while satisfying physical properties desired as suede that is used for automotive headliners, fillers, and sun visors using a covering yarn including a core and a sea-island type microfiber surrounding the core in suede used for a vehicle interior part, and a production method thereof.

PROCESSES AND INSTALLATIONS FOR DYEING SYNTHETIC FIBERS AND DYED FIBERS AND FABRICS CONTAINING SAID DYED FIBERS

A method for dyeing, such as vat dyeing, or coating synthetic fibers, such as polyester fibers and/or polyamide fibers, or yarns or fabrics including these fibers can include providing a powdered dye or a powdered precursor dye (powdered leuko dye), or providing an aqueous dye formulation or an aqueous precursor dye formulation (an alkaline aqueous leuko dye formulation). An aqueous system including a lipase enzyme can be provided. The fibers/yarn/fabric can be pretreated with the aqueous system, and the pretreated fibers/yarn/fabric can be coated or dyed with the powdered dye or powdered precursor dye, or with the aqueous dye formulation or aqueous precursor dye formulation.

POLYOLEFIN-BASED SYNTHETIC LEATHER AND ARTICLES FORMED THEREFROM

A variety of plates for footwear are provided including a polyolefin resin. Sole structures and articles of footwear formed therefrom are also provided. Methods of making the polyolefin resin compositions, plates, sole structures, and articles of footwear are also provided. In some aspects, the polyolefin resin composition includes an effective amount of a polymeric resin modifier. The effective amount can be an amount effective to allow the resin composition to pass a flex test, and in particular to pass a flex test without significant change in abrasion loss. In some aspects, the resin composition also includes a clarifying agent to improve optical clarity of the plate. In some aspects, the plates include a textile disposed on one or both of a first side and the second side of the plate. The textile can provide for improved bonding of the plate to other components such as a chassis or an upper.

AIRLAID COMPOSITE SHEET MATERIAL
20200392658 · 2020-12-17 ·

Provided is a composite sheet that is particularly useful as an AQDL component in absorbent articles. The composite sheet includes a fluid acquisition component and an airlaid component. The airlaid component may include one or more airlaid layers that are successively formed overlying each other. Each of the airlaid layers are adjacent to, and in direct contact with, immediately adjacent layers of the airlaid component so that adjacent layers are in fluid communication with respect to each other. The fluid acquisition component includes a nonwoven fabric comprising a carded nonwoven fabric comprised of a plurality of staple fibers that are air through bonded to each other to form a coherent nonwoven fabric. The airlaid layer(s) include a blend of cellulose and non-cellulose staple fibers. The staple fibers may be bicomponent fibers having a polyethyelene sheath and a polypropylene or polyethylene terephthalate core, and mixtures of such fibers.

FIBER PRODUCTS WITH A COATING FORMED FROM AQUEOUS POLYMER DISPERSIONS

The present invention relates to textile fibre products having a coating comprising polymers based on ethylenically polymerisable monomers with a glass transition temperature of at least 60 and a coating method for coating fibre products with an aqueous polymer dispersion, wherein an aqueous polymer dispersion based on vinyl polymerisable monomers with a glass transition temperature of at least 60 C. is firstly provided, and this is brought into contact with a fibre product and then dried. The invention also relates to the use of corresponding polymer dispersions for the coating of fibre products, correspondingly coated fiber products, use thereof to reinforce mineral matrices, and corresponding fibre-composite materials, in particular textile-concrete composite materials. In particular, the invention relates to a coating means that can be applied to a textile fabric in a continuous, water-based process and enables an optimal introduction of force from the mineral matrix into the textile reinforcement.

Light-blocking high opacity articles

A foamed, opacifying element has a porous substrate composed of woven yarn strands composed of a thermoplastic polymer-coated multifilament core. It has a dry foamed composition on an opposing surface of the substrate, which includes: (a) 0.1-40 weight % of porous particles; (b) 10-80 weight %; (c) 0.2-50 weight % of one or more additives selected from the group consisting of dispersants, plasticizers, flame retardants, optical brighteners, thickeners, biocides, fungicides, tinting colorants, metal flakes, and inert inorganic or organic fillers; (d) less than 5 weight % of water; and (e) at least 0.002 weight % of an opacifying colorant different from all of the one or more additives of (c), which opacifying colorant absorbs electromagnetic radiation having a wavelength of 380-800 nm. The elements have a light-blocking value (LBV) of at least 4 and can have a bending stiffness that is greater than 0.15 milliNewtons-meter.