166results about How to "Keep breathable" patented technology

A vent structure 100A of the present invention includes a housing 91 and a vent member 13A attached to an opening portion 91k of the housing 91. The vent member 13A is provided with a support body 11 having a through hole 11h to serve as a gas passage between the interior and the exterior of the housing 91 and a gas permeable membrane 6 fixed to the support body 11 so as to close the through hole 11h. Assuming that a thickness direction of the gas permeable membrane is a height direction, a height H₁ of the support body 11 from a second opening end face 11q (aligned with an outer surface 91p of the housing 91) to a first opening end face 11p on the other side is set to 4 mm or more.

The present invention is directed to a process for improving at least one of the water-resistance, stain resistance, and/or oil resistance of a fabric by treating the fabric with a composition comprising a wetting-agent, a fluorocarbon repellant, and a carrier.

The invention relates to a color changeable camouflage textile based on the electronic ink display technology, comprising a textile body. The color changeable camouflage textile is characterized in that the textile main body is provided with a dominant hue patch and auxiliary color patches, wherein the dominant hue patch is communicated on the whole textile main body; a conductive layer, an electronic ink micro-capsule layer, a transparent conduction thin film and a transparent protection film are sequentially arranged on the dominant hue patch textile substrate; and the conductive layer and the transparent conduction thin film are connected with the anode and the cathode of the power supply device via the control circuit. The color changeable camouflage textile obtained by the invention can change colors in more than two camouflage patterns, has high color changing speed, low cost, is more convenient to produce and machine, can maintain the structure and air/moisture permeating performances of the common textile, and has the color changeable camouflage function and hotness/wetness comfortableness in wearing and using at the same time.

The invention provides a mosquito-repelling and mite-resisting finishing agent for silk stockings, which comprises the following raw materials by mass percentage: 10-30% of lavender, 5-10% of aloe, 2-8% of tuberose flower, 1-5% of plant demodicidin and 47-82% of water. The invention also provides a production technology for the mosquito-repelling and mite-resisting finishing agent for silk stockings, and the mosquito-repelling and mite-resisting finishing agent is added in an arrangement step. The mosquito-repelling and mite-resisting finishing agent can keep original permeability and flexibility of silk stocking and has lasting mosquito-repelling and mite-resisting effect.

Disclosed herein are improved adhesive compositions for bonding textiles and methods of producing the same.

A breathable, water resistant fabric comprising a reinforcing layer, a barrier layer applied to the reinforcing layer and a a breathable first protective layer covering at least a portion of the barrier layer. The reinforcing layer has a first side and a second side and includes a plurality of openings or passageways extending between its first and second sides to render the reinforcing layer breathable.

The invention discloses an intelligent dust collector and a dust box assembly thereof. The dust box assembly of the intelligent dust collector comprises a dust box, a filter device, a dust scraper and a driving device. An accommodating cavity is formed in the dust box, a dust collecting opening which is communicated with the accommodating cavity is formed in the front wall of the dust box, and an exhaust port which is communicated with the accommodating cavity is arranged on the rear wall of the dust box; the filter device is arranged in the accommodating cavity, and the exhaust port can be closed by the filter device; the dust scraper is movably arranged at the front of the filter device along the left-right direction and is parallel to the front surface of the filter device, dust scraping ribs which are used for removing dust are arranged on the surface, which faces the filter device, of the dust scraper, and the side edges of the dust scraping ribs cling onto the surface of the filter device; the driving device is connected with the dust scraper and is used for driving the dust scraper to reciprocate. The intelligent dust collector and the dust box assembly in an embodiment of the invention have the advantages that the dust on the front surface of the filter device can be conveniently scraped, accordingly, the permeability of the filter device can be kept for a long time, and air flow channels of the dust box can keep smooth.

The invention relates to a sports wear detergent and a preparation method thereof. The sports wear detergent is prepared from an anionic surfactant, a nonionic surfactant, a safe solvent, a dirt removing additive, a viscosity regulator, a chelating agent, a bacteriostatic agent, a deodorant, a conventional additive and deionized water. The sports wear detergent has the advantages that the sports wear detergent is a neutral moderate liquid product, the safe raw materials are adopted, the toxicity and irritation are avoided, and the green and environment-friendly effects are realized; multiple types of dirt, such as dust, grease, sebum and sweat stain, can be effectively removed, and the dirt on polyester and polyurethane fabrics can be washed away by a special hydrophilic modified polymer in a pertinent way; whitening and smoothing components are not contained, and the damage to a functional coating of the sports wear is avoided; the effects of inhibiting bacteria and deodorizing are realized, and health and cool cloth washing experience is provided for consumers.

The invention discloses a recoverable artificial lawn and a preparation method thereof. The artificial lawn has the obvious advantages of being capable of being recovered, environmentally-friendly, free of glue, capable of achieving normal water discharging without need of punching water discharging holes, and the like and has high pulling-out force. The recoverable artificial lawn comprises artificial grass silks and a base fabric, wherein the base fabric consists of a base fabric A for fixing the grass silks and a base fabric B at the bottom of a lawn body; and the base fabric A for fixing the grass silks and the base fabric B at the bottom of the lawn body are stuck together in a thermal compounding mode.

The present invention provides a resin porous membrane with an adhesive layer that exhibits excellent bonding precision and can be bonded to an adherend while maintaining the gas permeability of the porous membrane even when the porous membrane is small, and a method for producing the resin porous membrane with the adhesive layer. The present invention also provides the filter member including the resin porous membrane with the adhesive layer.

The invention discloses a biodegradable lentinus edodes strain stick coating liquid and preparation method thereof, which relates to a culture technique of lentinus edodes and comprises the following components, by mass percent, 10-12% of polyvinyl alcohol, 8-10% of starch, 2-4% of stearic acid, 3-5% of water retention agent, and the balance distilled water. When the product is used for culturing the lentinus edodes, the coating liquid is coated on the strain stick removing a plastic bag, so as to form a uniform and stable water retaining film with appropriate thickness. The film is flexible, moist and ventilative, and can prevent the loss of nutrient substances effectively; and the lentinus edodes bud can burst the water retaining film itself, without artificial incision. The fruiting body deformation can be avoided, thereby reducing the workload of bud sparseness and artificial incision. The popularization and application of the product can improve the quality and yield of lentinus edodes on the one hand, and on the other hand can save resource and labor force, decrease white pollution, develop recycling economy, thereby having good application prospect.

The invention belongs to the field of textile finishing agents, and particularly relates to a fluoride-free water-repellent antifouling finishing agent and a preparation method and application thereof. The finishing agent comprises a system A and a system B, the weight ratio of the system A to the system B is 1:(0.6-0.8), the system A is prepared from 0.3%-3% of chitosan oligosaccharide, 1%-10% of waterborne polyurethane and the balance water, and the system B is modified nanosilicon dioxide sol. According to the fluoride-free water-repellent antifouling finishing agent, a textile finished through the finishing agent has the super-water-repellent and antifouling effects, meanwhile, the good hand feeling and breathability of the textile can be kept, the excellent antibacterial property and shrink-proofing property are achieved, and a preparation process of the finishing agent is easy to operate and suitable for application and popularization.

The invention provides a photocatalyst finishing agent for silk stockings. The photocatalyst finishing agent is prepared from the following raw materials in percentage by mass: 2%-6% of photocatalyst powder, 10%-30% of polyurethane and 64%-88% of water. Meanwhile, the invention provides a photocatalyst silk stocking production technology. The photocatalyst finishing agent is added in a finishing step. The photocatalyst finishing agent has the advantages that the original air permeability and flexibility of the silk stockings are kept; and meanwhile, the photocatalyst finishing agent has a lasting antibacterial effect.

The invention relates to the technical field of new materials, in particular to a radiation refrigeration composite fabric, a preparation method and a device. The radiation refrigeration composite fabric comprises a fiber fabric; the silicon dioxide microspheres uniformly cover the surface of the fiber fabric; and the silicon dioxide microspheres are prepared from a tetraethyl silicate solution with the concentration of 5-50% and an alkaline solution with the concentration of 1-10% through a hydrolysis reaction. The preparation process is simple, easy to implement and low in cost, and the prepared radiation refrigeration composite fabric is high in emissivity to infrared light with the wavelength of 8-13 microns, obvious in cooling effect, good in flexibility and air permeability, excellent in comprehensive performance and capable of being widely applied to sun-proof clothes, beach umbrellas, tents, automobile protective covers and the like. The silicon dioxide microspheres are directly formed on the surfaces of the fibers through in-situ hydrolysis, have high bonding strength with the fibers and are not easy to fall off, so that the problem that powder is easy to fall off when silicon dioxide microsphere turbid liquid is conventionally and directly used for dipping is solved, which is the greatest benefit of the invention.

A crease-resistant and shrink-resistant finishing agent for a hemp fabric comprises components in parts by mass as follows: 15-25 parts of silk fibroin, 5-10 parts of polyurethane, 1-3 parts of diepoxy triglycol glycidyl ether, 1-5 parts of glyoxal and 2-4 parts of citric acid, preferably, 20 parts of silk fibroin, 8 parts of polyurethane, 2 parts of diepoxy triglycol glycidyl ether, 3 parts of glyoxal and 3 parts of citric acid, wherein the mass ratio of silk fibroin to fatty alcohol-polyoxyethylene ether is 5:2. The provided crease-resistant and shrink-resistant finishing agent adopts silk fibroin as a main finishing agent ingredient, is safe and non-toxic, has excellent biocompatibility, and is particularly suitable for crease-resistant and shrink-resistant finishing of the hemp fabric, so that the crease resistance of the fabric is improved, the hemp fabric has a better washable characteristic, and the hand feeling, the breathability and the moisture absorption of the hemp fabric are kept.

The invention provides an indoor dust and haze preventing method based on a diamond gauze window. The indoor dust and haze preventing method comprises the following steps of curing a spinning solutionby an electrostatic spinning method in the processes of cracking in air, tensioning and fining, solvent volatizing and the like; using a diamond net window gauze with conductivity as a cathode for collecting nanometer fibers, and depositing the nanometer fibers at the surface of the diamond net window gauze to form a nanometer fiber film. Proofed by results in embodiment, the nanometer fiber filmhas the advantages that the filtering ability is very high; the diamond net window gauze attached with the nanometer fiber film can effectively block more than 70% of haze particles and more than 99%of dust particles from entering a room, and can still maintain more than 50% of air ventilating property and light transmission property. The indoor dust and haze preventing method has the advantagesthat the problem due to use of air purifiers is solved; the indoor air circulation and purifying can be realized at very low cost; the economic and environment-friendly effects are realized; the electric energy is completely not consumed, and the noise is avoided; the market application prospect is broad.

The invention provides a porous ceramic plate as well as a preparation method and application thereof. The preparation method comprises the following steps: (a) preparing a plurality of ceramic raw materials which respectively comprise a surface layer ceramic raw material and a bottom layer ceramic raw material, wherein the average particle size of metal oxide contained in the surface layer ceramic raw material is less than or equal to 20 microns; (b) respectively carrying out forming steps on the ceramic raw materials to respectively obtain a plurality of green bodies formed by the ceramic raw materials; (c) stacking the green bodies to form a stacked layer, wherein the stacked layer comprises a green body formed by the surface layer ceramic raw materials and a green body formed by the bottom layer ceramic raw materials; carrying out a forming step on the laminated layer to obtain a formed laminated layer; and (d) sintering the formed laminated layer to obtain the porous ceramic plate, wherein the porous ceramic plate comprises a surface ceramic layer and a bottom ceramic layer which are laminated with each other, and the average pore diameter of the surface ceramic layer is smaller than that of the bottom ceramic layer.