A non-woven electret fibrous web for electrostatic adsorption and odor elimination and the preparation process thereof. In certain exemplary embodiments, the non-woven electret fibrous web includes a multiplicity of electret fibers, at least one of a plurality of photo-catalytic fibers or a plurality of multi-component fibers; and optionally, at least one of a plurality of chemically-active particulates, a plurality of carbon-based fibers, or a plurality of mono-component thermoplastic fibers. In other exemplary embodiments, carding and cross-lapping or air-laying processes are disclosed for making nonwoven fibrous webs including electret fibers and one or more of photocatalytic fibers, chemically-active particulates, multi-component fibers, mono-component thermoplastic fibers, or carbon-based fibers. In some exemplary embodiments, exemplary non-woven electret fibrous webs of the disclosure exhibit superior gas permeation characteristics, high adsorption characteristics for airborne contaminants, as well as an odor elimination function.

A non-woven electret fibrous web for electrostatic adsorption and odor elimination and the preparation process thereof. In certain exemplary embodiments, the non-woven electret fibrous web includes a multiplicity of electret fibers, at least one of a plurality of photo-catalytic fibers or a plurality of multi-component fibers; and optionally, at least one of a plurality of chemically-active particulates, a plurality of carbon-based fibers, or a plurality of mono-component thermoplastic fibers. In other exemplary embodiments, carding and cross-lapping or air-laying processes are disclosed for making nonwoven fibrous webs including electret fibers and one or more of photocatalytic fibers, chemically-active particulates, multi-component fibers, mono-component thermoplastic fibers, or carbon-based fibers. In some exemplary embodiments, exemplary non-woven electret fibrous webs of the disclosure exhibit superior gas permeation characteristics, high adsorption characteristics for airborne contaminants, as well as an odor elimination function.

Isolated composites are disclosed comprising collagen fibers isolated from a Sarcophyton sp. coral. An exemplary composite comprises as a first component a bundle of collagen fibers, the collagen fibers being isolated from a Sarcophyton sp. coral, and a second component selected from the group consisting of a polysaccharide, a polypeptide, polylipid, a synthetic polymer, a metal and a mineral, wherein the bundle of collagen fibers comprise woven fibers, twisted fibers, braided fibers, knitted fibers, tied fibers, or sutured fibers. Uses thereof and method of generating are also disclosed.

Isolated composites are disclosed comprising collagen fibers isolated from a Sarcophyton sp. coral. An exemplary composite comprises as a first component a bundle of collagen fibers, the collagen fibers being isolated from a Sarcophyton sp. coral, and a second component selected from the group consisting of a polysaccharide, a polypeptide, polylipid, a synthetic polymer, a metal and a mineral, wherein the bundle of collagen fibers comprise woven fibers, twisted fibers, braided fibers, knitted fibers, tied fibers, or sutured fibers. Uses thereof and method of generating are also disclosed.

A sheet manufacturing apparatus has a manufacturing unit that makes a sheet; and a plurality of supply units that supply loaded feedstock to the manufacturing unit; and the feedstocks supplied from the plural supply units are conveyed overlapping each other.

A separation device includes a separation unit that has a first ejection unit having a first ejection port for depositing a material containing a fiber on a first surface, and a first suction unit having a first suction port for sucking from the first surface toward a second surface so that at least a part thereof overlaps the first ejection port, a second suction unit provided at a position different from the first ejection port and having a second suction port for sucking from the second surface toward the first surface, a detection unit that detects information on foreign matter contained in the material ejected from the first ejection port, an input unit that inputs a detection result of the detection unit, and a control unit that controls a separation condition in the separation unit based on the information input to the input unit.

A flame retardant fabric is directly woven from flame retardant viscose fiber added with inorganic silicon for covering the outside of flammable articles, wherein the flame retardant viscose fiber having denier, strength and flame retardant effect which use silicic acid as the flame retardant, and coating a layer of organic material, melamine flame retardant resin on the surface of silicic acid, and then preparing the flame retardant viscose fiber into an nano-sized particles. The flame retardant fabric has a fineness of 1.11 to 2.78 dtex, and a strength of ≥2.0 cN/dtex, which meets the production requirements of spinning, and does not need to be blended with other high-strength fibers when spinning, and the woven fabric from the flame retardant viscose fiber does not need to be flame retardant, so that the flame retardant fabric has a good flame retardant effect and saves costs through simply the production process.

A flame retardant fabric is directly woven from flame retardant viscose fiber added with inorganic silicon for covering the outside of flammable articles, wherein the flame retardant viscose fiber having denier, strength and flame retardant effect which use silicic acid as the flame retardant, and coating a layer of organic material, melamine flame retardant resin on the surface of silicic acid, and then preparing the flame retardant viscose fiber into an nano-sized particles. The flame retardant fabric has a fineness of 1.11 to 2.78 dtex, and a strength of ≥2.0 cN/dtex, which meets the production requirements of spinning, and does not need to be blended with other high-strength fibers when spinning, and the woven fabric from the flame retardant viscose fiber does not need to be flame retardant, so that the flame retardant fabric has a good flame retardant effect and saves costs through simply the production process.

It is disclosed a method of producing a yarn having the look and feel of natural fibers, the method comprising the steps of preparing a first plurality of man-made textile fibers or a second plurality of natural textile fibers, the first and second plurality of textile fibers being obtained from breaking the first or the second textile fibers under the effect of a mechanical force applied to the first or the second textile fibers. A final blend for producing the yarn, can be prepared by adding the first plurality of textile fibers to a plurality of man-made fibers, or by adding the second plurality of textile fibers to a plurality of man-made fibers, or by adding the first plurality of textile fibers to the second plurality of textile fibers.

It is disclosed a method of producing a yarn having the look and feel of natural fibers, the method comprising the steps of preparing a first plurality of man-made textile fibers or a second plurality of natural textile fibers, the first and second plurality of textile fibers being obtained from breaking the first or the second textile fibers under the effect of a mechanical force applied to the first or the second textile fibers. A final blend for producing the yarn, can be prepared by adding the first plurality of textile fibers to a plurality of man-made fibers, or by adding the second plurality of textile fibers to a plurality of man-made fibers, or by adding the first plurality of textile fibers to the second plurality of textile fibers.