8results about How to "Antistatic" patented technology

The utility model discloses a novel centrifugal dust removal unit which comprises a gas-solid separation shell, a gas-solid separation chamber is arranged in the gas-solid separation shell, a lower shell is installed at the lower end of the gas-solid separation shell, a gas inlet and a dust discharge port are formed in the lower shell, a gas purification shell is arranged on one side of the gas-solid separation shell, and a gas outlet is formed in the other side of the gas purification shell. A gas purification chamber is arranged in the gas purification shell, a gas outlet is formed in the gas purification chamber, a tail supporting bearing and a head supporting bearing are installed on the side wall of the gas-solid separation chamber and the side wall of the gas purification chamber respectively, transmission negative pressure cylinders are arranged on the tail supporting bearing and the head supporting bearing, a motor base plate is installed on the gas-solid separation shell, and a motor is installed on the motor base plate. The utility model relates to the technical field of material recovery and gas-solid separation, the rotary filter disc rotates at a high speed to generate centrifugal force, and under the action of the centrifugal force, an attachment material layer gradually slides to the outer edge of the filter disc and finally is separated from the filter disc to complete the ash cleaning process.

The present invention discloses a dimensionally stable and elastic warp knitted fabric for medical inner wear and a preparation method thereof. The fabric comprises in sequence a first filament coil layer; a second filament coil layer; a base layer; a first filament extension line layer; and a second filament extension line layer. The fabric of the present invention is comfortable and durable, has good elasticity, extensibility and breathability; has a stable structure, a flat surface, and is anti-see-through; has durable antibacterial, antistatic, moisture absorption and quick drying functions; can withstand high-temperature chlorine bleaching disinfection in hospitals, has good dimensional stability, and is not easy to wrinkle; does not contain short fiber yarns, does not produce flying catkins, and can be used in all occasions including operating rooms.

This invention discloses a tool and method for constructing a horizontal wellbore through repeated volumetric fracturing. The tool includes a surface control device and a downhole main unit, with the surface control device located outside the downhole main unit. The downhole main unit includes a cylinder, with a top seat and a base connected to its top and bottom ends via upper and lower bearings, respectively. Both the top seat and the base are cylindrical. An electric motor is installed inside the base and connected to the surface control device and the lower bearing. A magnetic positioning device is installed inside the cylinder and connected to the surface control device. Several nozzles are provided on the sidewall of the cylinder, and each nozzle has a pressure-bearing, fracture-resistant outer wall matching its size. A connector for connecting to tubing is fixedly installed at the upper end of the top seat. Packers are installed on the outer sides of both the top seat and the base. This invention can reduce the amount of materials used in wellbore reconstruction and lower construction material costs.

The invention discloses a preparation method of a high-elastic wear-resistant fabric, and relates to the technical field of textiles. When the high-elastic wear-resistant fabric is prepared, the chlorine-resistant additive is added in the spinning process to prepare the spandex fibers, and after the spandex fibers are woven into the spandex fabric, the spandex fabric is coated with the polyether amide film for light curing; the chlorine-resistant additive can enhance chlorine resistance and antibacterial property, and forms a passage in the spandex fiber, so that the spandex fiber has antistatic property; dendritic polyether amide contains a large amount of hydroxyl groups and can be connected to the surface of carboxylated graphene, so that a polyether amide film forms a cross-linked structure to coat the spandex fabric and react with the spandex fabric for cross-linking, the polyether amide film is cured and connected to the surface of the spandex fabric, and the wear resistance of the fabric is enhanced.

The application relates to the technical field of automobile parts, and particularly discloses a PET flocking recyclable yarn and an automobile carpet, wherein the PET flocking recyclable yarn is composed of modified polyester fibers and wool fibers; the modified polyester fibers comprise the following raw materials: PET chips, a flame retardant, hemp stem core superfine powder, nano silicon dioxide and a lubricant; the formula of the above scheme is simple, the obtained PET flocking recyclable yarn has excellent flame retardance, remarkable wear resistance and good mechanical properties, and can be recycled and reused; the automobile carpet comprises a carpet surface layer, an anti-skid layer and an antibacterial layer in sequence, and the layers are bonded through an adhesive; the carpet surface layer is spun from the PET flocking recyclable yarn; the anti-skid layer is formed by a layer structure of foaming material; the obtained automobile carpet has excellent comprehensive performance and wide market prospects.

The invention provides a preparation method of a multifunctional knitted fabric. Comprising the following steps: S1, adding graphene and a functional filler into high-density polyethylene powder, and mixing and stirring to obtain mixed powder; carrying out melt blending on the mixed powder, and carrying out extrusion granulation to obtain modified graphene polyethylene composite master batch; s2, the modified graphene polyethylene composite master batch and polyethylene slices are mixed and subjected to melt spinning, nascent fibers are obtained, and the polyethylene slices comprise low-density polyethylene slices and high-density polyethylene slices; the nascent fiber is sequentially subjected to winding, stretching and heat setting, and the graphene polyethylene fiber is obtained; s3, weaving the graphene polyethylene fibers to obtain the multifunctional knitted fabric. By adopting the high-density polyethylene and graphene materials, the obtained fabric not only has excellent softness and mechanical property, but also has antistatic property, air permeability and flame retardant property, and can meet different use scenes.

The invention belongs to the technical field of articles of daily use, and discloses an ice silk cool-feeling antibacterial anti-mite pillow and a preparation process thereof. The pillow inner is made of viscose staple fibers, sodium alginate and calcium ions are subjected to ionic crosslinking to form a gel network, xylitol and chitosan quaternary ammonium salt are embedded, a porous structure is constructed through freeze drying, and long-acting slow release of functional components is achieved; according to the pillowcase, a covalent cross-linked network is formed on the surfaces of the ice silk fibers through citric acid-sodium citrate catalytic esterification reaction, and mica powder and polyhexamethylene biguanide hydrochloride are fixed. The preparation method comprises the following steps: mixing, crosslinking and freeze-drying and shaping the pillow core; the pillowcase is subjected to two-time dipping and two-time rolling, segmented baking and finishing, and finally the two are packaged. Through dual chemical cross-linking synergy of the pillow inner and the pillowcase, the problems that functional components are easy to migrate and are not washable are solved, and the pillow has lasting cool feeling, antibacterial and anti-mite performance and washable and durable performance.

The present application relates to the field of immune detection technology, especially to a whole blood processing fluid capable of reducing interference in whole blood sample detection, which comprises the following components: a surfactant and an anti-red blood cell antibody; the surfactant is a non-hemolytic surfactant; the concentration ratio of the surfactant to the anti-red blood cell antibody is 20-5000. In the present application, the surfactant and the anti-red blood cell antibody are used together to realize interference-free detection, and the surfactant is preferably an amphoteric surfactant or a non-ionic surfactant, both of which have certain dispersing ability and anti-static effect, can improve the stability of magnetic bead suspension, and thus improve the sensitivity of the reaction system.