A melt-spun polymer fiber is provided having a cross-section and a length. A detectable particulate has a size of less than 31 microns and present in an amount of 2.0 to 50.0 weight percent loadings of metal or 10 to 80 weight percent loadings of radiopaque particles to render the polymer fiber detectable by metal (magnetic) or X-ray detection, alone or in combination with a secondary functional particulate distributed in or on the polymer fiber to render the polymer fiber chemically responsive to a chemical reactant, change in pH or temperature. The detectable particulate and the secondary functional particulate are each independently present in a core, a sheath, or both portions of polymer matrix. A process of detecting a fabric made from such a fiber. The fabric article passes through detector. A signal is collected from the detector indicative of the presence of the fabric article.

Particle-filled fiber and articles formed from the same

A method of producing multiple functional anti-bacterial deodorizing anti-electrostatic urethane foam which emit negative ions as well as far-infrared ray and articles produced using the same

PURPOSE: A conductive fiber and a use of the same are provided to include a fiber complex body which includes the conductive fiber, thereby increasing internal stress. CONSTITUTION: A conductive fiber and a use of the same include a conductive polymer, an elastic polymer, and a carbon nano tube. The carbon nano tube(2) is fixed in the conductive polymer, elastic polymer(1), or carbon nano tube. A fiber has a double layer structure of a shell and core. A composition material includes the conductive polymer, elastic polymer, carbon nano tube, and an ionic liquid. The fiber is manufactured by emitting the composition material.

Electroconductive fiber and use thereof

A fiber is provided with a polymer having a cross-section and a length. A particulate is distributed in the polymer in an amount to make the fiber detectable by X-ray detection or magnetic detection. The particulate is present in a core, a sheath, or both portions of polymer matrix. A process of detecting a fabric article is provided that includes the formation of a fiber in the form of a polymer having a cross-section and a length. A particulate is distributed in the polymer. A fiber is formed into a fabric. A fabric article is then manufactured from the fabric. The fabric article passes through an X-ray detector or a magnetic detector. A signal is collected from the X-ray detector or the magnetic detector indicative of the presence of the fabric article.

Metal detectable fiber and articles formed from the same

The present invention provides a slip-resistant mat having antibacterial function comprising copper powder and natural ceramic powder as a filling material; and a method for manufacturing a slip-resistant mat having antibacterial function comprising the steps of: adding copper powder and natural ceramic powder to one among a non-foaming or foaming thermo-plastic resin, a thermosetting resin and rubber; and producing the mixed composition at a temperature of 180 to 300°C by injection molding. The present invention maximizes the antibacterial function of the mat using copper powder and natural ceramic powder. Also the present invention can improve usage efficiency as well as production efficiency by improving applicability and surface uniformity thereof. Particularly the present invention can be used for medical facilities, nursing facilities, sleeping accommodations and general homes. And the present invention has slip-resistant function.

Production method of mat for antisliding and antibacteria

PURPOSE: A functional fiber obtained by controlling a particle size of vermiculite and perlite powder with high porosity, mixing polyester, nylon, acryl, polyurethane or the like and spinning is provided, which has excellent heat retaining property, deodorizing property and far infrared radiation radiating characteristics CONSTITUTION: Sintered vermiculite and perlite powder with high porosity are mixed with polyester, nylon, acryl, polypropylene, polyurethane or the like and spun to produce functional fiber containing 005 to 5% by weight of vermiculite and perlite powder The obtained fiber is beneficial to health when used for clothing or bedclothes

Fibre Containing Vermiculite and Perlite

PURPOSE: A plastic product containing a magnetic body is provided which cuts off the outside magnetic wave being able to disturb a magnetic field of a living body so the nervous system, the immune system and the hormone system of the living body are harmoniously maintained CONSTITUTION: The plastic product containing a magnetic body is prepared by mixing synthetic resin such as polyethylene, polypropylene, polyvinylchloride, phenol resin, nylon, acrylonitrile butadiene styrene, silicone resin, rubber, polyester, polystyrene with 05-70 wt% of a magnetic body fine powder for magnetic recording medium and molding the molten mixture into a desired form such as tube form, sheet form, film form, container form by using an extrusion method, an injection method or a blow method

Plastic product containing magnetic body

PURPOSE: Fibers having magnetic characteristics obtained by incorporating a magnetic body which has electromagnetic absorbing performance, antibacterial materials and far infrared radiation radioactive materials into fiber are provided, which help human being to maintain healthy CONSTITUTION: Fibers having a magnetic body are prepared by mixing 03 to 10% by weight of magnetic body powder having electromagnetic absorbing performance and high magnetic permeability with synthetic resin such as polyester, nylon, acrylic resin, urethane, polypropylene by a polymerization method, a master batch method or a slurry method and spinning And antibacterial materials and far infrared radiation radioactive materials are mixed with the magnetic body in a ratio of 1:2 to 2:1 to produce the title fiber

Fiber having magnetic characteristics

PURPOSE: A preparation method of alpha-alumina powder from aluminum hydroxide by Bayer method, which is characterized by adding a grinding step to a conventional method before thermal-treating, Accordingly, the resultant alumina powder used as an abrasive has a homogeneous particle distribution and very fine particle size(005- 05micrometer) CONSTITUTION: The method comprises the steps of: grinding Al(OH)3 from Bayer method or intermediate Al2O3 obtained by presintering Al(OH)3 at 400-1100degC to 03-3micrometer; soaking intermediate Al2O3 in HCl, filtering and washing to gain an alumina cake that Na is removed; mixing it with (NH4)OH, HCl or AlCl3 to remove Na effectively, in a form of NaCl; sintering at 1150-1350degC to get alpha-Al2O3; filtering and washing to remove Na again, which results in low Na-grade alumina powder

Preparation method of alumina powder

PURPOSE: A method for producing salt baked in a bamboo tube by using crushed elvan radiating far infrared rays is provided to serve high functional salt product having excellent pharmacological effects. CONSTITUTION: The method is characterized by the following steps of: (i) putting bay salt crushed and passed through a sieve of 50mesh and elvan pieces of 10mm-20mm mixed in a ratio of 1:1-10:1 in a bamboo tube and covering the top of the tube with dough made of elvan powder of 325mesh; (ii) firing the stuffed bamboo tube by keeping at 250deg.C for 2hrs to evaporate and remove volatile organic matter, at 430deg.C for 5hrs to and at 750deg.C for 3hrs and cooling the tube; (iii) getting baked bamboo salt by dusting ash of the burnt bamboo and lump of elvan from the surface of column of salt left from burning the bamboo tube and crushing the salt to separate the elvan pieces included in the salt. The baked salt can be melted at 1050deg.C for 3hrs, quick frozen on a titanium plate placed on the water and pulverized into powdered melted bamboo salt.

Kim Won Bae

Papers

Fibre Containing Vermiculite and Perlite

Plastic product containing magnetic body

Fiber having magnetic characteristics

Preparation method of alumina powder

Bamboo salt producing method using elvan