125results about How to "Light touch" patented technology

The invention relates to a desulfurization gypsum-based thermal insulation mortar and a preparation method of the mortar, belonging to the technical fields of solid waste comprehensive utilization and building material. The desulfurization gypsum-based thermal insulation mortar comprises the components in parts by weight: 1000 parts of desulfurization gypsum, 3-10 parts of white cement, 350-450 parts of glass beads, 5-15 parts of redispersible latex powder, 1-5 parts of wood fiber, 5-25 parts of sepiolite fiber, 1.5-5 parts of polypropylene (PP) fiber, 1-8 parts of polyvinyl alcohol, 1-5 parts of hydrophobic agent, 0.4-3 parts of retarder, 1-5 parts of water reducing agent and 2-6 parts of thickening agent. The desulfurization gypsum-based thermal insulation mortar is convenient to transport and has very strong thermal insulation performance and fireproof performance.

The present invention belongs to the field of leather-making technology. By selecting superfine fiber non-woven fabric as base cloth, and through polishing, gigging, dyeing, softening, strippable paper molding and post tanning, the leather product is obtained. The strippable paper molding includes the surface layer spreading, the middle layer spreading, the adhered layer spreading, extruding to adhere the adhesive layer to the base cloth, stoving and stripping. The said process can make sofa leatherette with high resistance to acid, alkali, chemicals, light, wear and hydrolysis and high color fastness.

The invention relates to a multifunctional casting polyolefine firmness-increasing film which is formed by compounding a heat sealing layer, a core layer and a corona layer. The corona layer or the heat sealing layer mainly comprises the following components in portions by weight: 100 portions of polyethylene resin, 10-60 portions of compatilizer, 0.1-0.5 portion of anti-blocking agent and 0.1-0.5portion of slipping agent; and the core layer mainly comprises the following components in portions by weight: 100 portions of polypropylene resin and 0.1-1.1 portions of nucleating agent. The multifunctional casting polyolefine firmness-increasing film has the characteristics of low temperature, favorable heat sealing performance, high firmness, high elastic modulus and the like, not only combines the advantages of polyethylene and polypropylene films, but also overcomes the defects of polyethylene or polypropylene composite films, is widely applied for packing facial tissues, foods and other products, and is particularly suitable for quick and automatic package of products.

The invention provides a multifunctional softener and a preparation method for the same. The multifunctional softener is composed of amino silicon oil, a compound emulsifier, water-soluble chitosan and water, wherein amino silicon oil is added in the compound emulsifier, and the mass ratio of the amino silicon oil to the compound emulsifier is 1:(0.2-0.8); then the water-soluble chitosan is added, and the added amount is 1-8% of the mass of the mixed solution of the amino silicon oil and the compound emulsifier; finally, water is added, and the mass of water is 10-50% of the total mass of the mixed solution aforementioned. The preparation method comprises the following steps of: preparation for the water-soluble chitosan, preparation for the compound emulsifier, and preparation for the multifunctional fabric softener. The multifunctional integrated softener obtained after compounding has all the excellent characteristics of modified chitosan on the basis of a soft function. Compared with the existing softener with an anti-bacterial function, the preparation process flow is simple, a complex configuration process is not required, and industrialized production is easy to realize.

The no-ash and no-sodium sulfide liming process for making pigskin leather features its greatly reduced pollution, and no use of pollutant sodium sulfide, sodium hydrosulfide and lime makes it easy to treat exhausted waste water. Compared with conventional technological process, the present invention has the advantages of no deposit, reduced waste water exhaust, short production period, saving in material and lowered comprehensive cost.

The invention provides a crisp and elastic finishing agent for afterfinish of textile as well as a preparation method and a use method of the finishing agent. The crisp and elastic finishing agent is prepared from raw materials in percentage by weight as follows: 9%-11% of acrylate monomers, 15%-20% of vinyl monomers, 0.1%-1% of cation monomers, 1%-2% of a crosslinking agent, 0.1%-0.3% of a cation emulsifier, 0.05%-1% of an acidic auxiliary liquid, 0.1%-1% of polyether monomers, 0.2%-0.6% of a nonionic emulsifier, 0.05%-0.1% of a water-soluble initiator and 60%-70% of deionized water. The crisp and elastic finishing agent for afterfinish of textile can endow the textile with excellent water resistance, crispness and elasticity.

The invention relates to a probe and in particular relates to an ultrasonic scanning probe, belonging to the technical field of ultrasonic image-forming equipment. According to the technical scheme provided by the invention, the ultrasonic scanning probe comprises a housing, wherein a probe main body is arranged in the housing; a transducer base which is rotatably connected is arranged in the probe main body; a transducer is arranged on the transducer base; a swinging drive mechanism for driving the transducer base and the transducer to swing in the probe main body is arranged on the probe main body; the swinging drive mechanism comprises a drive motor, wherein a drive bevel gear is arranged at the end part, getting out of the output shaft of the probe main body, of the drive motor; and the drive bevel gear is engaged with a driven bevel gear on the transducer base. The ultrasonic scanning probe has a simple structure and a small size, is light, and can guarantee that the transmitted motor output power is enough to enable the transducer to realize swing-scanning within a large-angle range.

The invention relates to a thin keyboard composed of soft rubber parts and hard rubber parts. The thin keyboard is just composed of a hard rubber key fixing plate, soft rubber keys, a printed circuit film and a bottom plate from top to bottom. The soft rubber keys are formed by soft rubber materials in an integral injection molding mode and are connected at intervals to form protruding pressing key bodies, and the protruding pressing key bodies are formed by connection of a top key surface body, an arc-shaped elastic connection body and a bottom key surface from top to bottom; the hard rubber key fixing plate is a plate-shaped body which is formed by hard rubber materials in an integral injection molding mode and is provided with a plurality of key holes; the key holes of the hard rubber key fixing plate are in one-to-one correspondence to the protruding pressing key bodies on the soft rubber keys. Due to the adoption of the structure, the thin keyboard composed of the soft rubber parts and the hard rubber parts has the advantages of being small in part number and low in cost, saving labor cost, and being extremely thin, firm in structure, good in had feeling, waterproof, dustproof and simple in structure.

The invention relates to a low-friction coefficient anti-bonding master batch special for a metallized base film and a preparation method thereof. The low-friction coefficient anti-bonding master batch mainly comprises, by weight, 90-95 parts of polypropylene resin and 5-10 parts of polymethylsesquisiloxane-polyphenylsilsesquioxane. The polymethylsesquisiloxane-polyphenylsilsesquioxane is a ladder polymer with R3SiO terminated. The molecular formula of the polymethylsesquisiloxane-polyphenylsilsesquioxane is [CH3SiO1.5]n-[PhSiO1.5]m, wherein n is 5-8 and m is 2-5. According to the preparation method, an anti-sticking agent is added by means of side feeding through precision electronic weight loss scales, and pelleting is performed after melt blending by means of the special double-screw process. By the adoption of the method, the problem that no slipping agent (master batch) can be added into the metallized film and thus the friction coefficient is high and the problem that the low friction coefficient is required under the condition that no migration slipping agent can be added into an aluminum laminated film are effectively solved. The friction coefficient of the obtained metallized base film is lowered to 0.4 or below from 0.8 or above, the slipping property is good, no migration happens, and the product surface is not greasy, high in glossiness, resistant to abrasion, lasting and effective.

The invention discloses a method for realizing multi-point real touch on a surface acoustic wave touch screen. The method comprises the following steps that (1), a group of transmitting transducer arrays or receiving transducer arrays are at least arranged on the X axis or the Y axis; (2), a transmitting circuit drives transmitting transducers to transmit a surface acoustic wave signal, and a receiving circuit controls receiving transducers to receive the surface acoustic wave signal; (3), when a touch body touches the surface acoustic wave touch screen, the surface acoustic wave signal reaches the receiving transducers after being reflected by the touch body; when the surface acoustic wave signal intensity is greater than a set threshold value, the receiving circuit sends the surface acoustic wave signal to an MCU (microprocessor control unit), and the MCU determines the coordinates of the touch body. By the method, the multi-point real touch response of two or more points is realized, ghost points are eliminated fundamentally, and moreover, the touch response of unlimited points in a touch area can be really realized by the conventional process.

The invention discloses a dyeing process method for loose fiber of cotton, sliver, and cotton roll. It includes changes the traditional process of spinning-before-dyeing into the one of dyeing-before-spinning. The method uses azo dyes to dye the loose cotton, the dyed loose cotton is colorful cotton with five colors, the color includes red, yellow, brown and black. It can be produced without special appliances, especially applies to small industry, the color difference of the product is small, the product is soft, pluffy, it solves the problem of color floating, fading, contaminating, cotton joint, bad color firm rate. It reduces yarn back, high speed cone winding process.

The invention discloses an environment-friendly chlorine-resistant color fixing agent, and a preparation method and application thereof. The chlorine-resistant color fixing agent comprises, by mass, 35-40% of chlorine-resistant intermediates, 0.1-1.0% of chelating agent, 0.5-5% of deoxidants and the balance of water. Proper functional monomers having high reactive activity with chlorine are selected and then composited into the chlorine-resistant color fixing agent, the environment-friendly chlorine-resistant color fixing agent reacts with active chlorine preferentially, damage of the active chlorine to a dye molecule color development system is reduced, and accordingly, the chlorine water resistance and color fastness of dyed textiles are improved.

The invention discloses a dry type polyurethane resin for cold pressing and a preparation method thereof. The dry type polyurethane resin for cold pressing comprises the raw materials including diisocyanate, a polyol compound, a small molecular dihydric alcohol chain extender, a catalyst, an antioxidant, auxiliaries and a terminator. In the process of synthesizing the polyurethane resin, the rigid polyol compound and small molecular dihydric alcohol are selected, so that the rigidity of the resin can be improved, and the patterns can be well molded after the resin is embossed, and the patterns are prevented from rebounding; the antioxidant is added into the resin, so that the resin is protected from oxygenolysis when the resin is made into leather and embossed, and the patterns are full and natural after the resin is embossed, and the hand feel and the leather brightness are little changed before and after the resin is embossed.

The invention provides a silky through-air thermal bonded nonwoven and a manufacturing method thereof. The silky through-air thermal bonded nonwoven is made of a PE/PET sheath-core composite fiber with a concentric structure, and a sheath layer material of the PE/PET sheath-core composite fiber is PE and a core layer material is PET; the PE/PET sheath-core composite fiber comprises a first component and a second component; the first component is a PE/PET composite fiber with a thickness of 1.5D, a length of 38mm, and a sheath-core ratio of 50/50, and the second component is a PE/PET compositefiber with a thickness of 1.2D, a length of 38mm, and a sheath-core ratio of 50/50, wherein the mass ratio of the first component to the second component is 2:8. According to the silky through-air thermal bonded nonwoven and the manufacturing method thereof provided by the invention, more than 70% of the fiber arrangement of the prepared silk-soft hot-air nonwoven fabric is longitudinal arrangement, thus the silky through-air thermal bonded nonwoven has excellent silky feeling, is extremely skin-friendly, and has an excellent antibacterial effect; and the manufacturing method is simple, the flexibility is high, and has a good development prospect.

The invention discloses a manufacturing method for improving the softness of tissue paper. The method comprises the following steps of: sorting, pulping, filling, making paper, scraping the paper, squeezing and drying, and also comprises a step of selecting and adding a softener, wherein a fluffer and refiner series connection free pulping method is adopted and the range of a tackifying coefficient is strictly controlled in the pulping process, and an appropriate scraper angle is selected and the crepe ratio of the paper is adjusted in the paper scraping process. Compared with the prior art, the method has the advantages that: the softness and handfeel of a paper product are obviously improved while the paper product has high strength, the softness of paper towel raw paper is lower, the handfeel of the raw paper is better and the strength of the paper product is slightly influenced when processing conditions are met, and the satisfaction of a consumer with the product is obviously improved.

The invention provides an anti-wrinkle pretreatment method for a composite fabric lining. The method comprises the following steps: preparing an anti-wrinkle pretreatment device comprising a frame, as well as a driving device, a driving roller, a driven roller, a setting chamber, an impregnation chamber, a tension control device, a refrigeration device and an electric control system which are arranged on the frame according to an assembly line closed loop, clamping and fixing the lining on a conveyer belt, and rotating the conveyer belt at a linear velocity of 10-25 meters per minute so as to enable the lining to sequentially passes through the tension control device, the setting chamber, the impregnation chamber and an extrusion roller, and performing cyclic treatment; setting the temperature of the setting chamber at 70-90 DEG C, and setting the humidity as relative humidity of 35-40 percent, wherein the impregnation liquid is purified water at the temperature of 4-10 DEG C; performing cyclic treatment on the lining on the conveyer belt for 12-20 hours, and compounding the lining and other fabrics into the composite fabric. The composite fabric is used for collars, cuffs and pocket flaps of clothing or cases, and the overall stability and stiffness of the composite fabric are preserved for a long time.

The invention relates to white anti-yellowing cow split leather and a manufacturing method thereof, and belongs to the technical field of leather manufacturing. The manufacturing method of the white anti-yellowing cow split leather comprises the following steps that wet blue leather is sequentially subjected to rewetting, primary retanning, alkali extraction, secondary retanning, primary dyeing, main fat liquoring, secondary dyeing, plate pasting, drying, softening, buffing and drum milling, and the white anti-yellowing cow split leather is obtained. The white cow split leather prepared by theinvention is free of powder falling in the use process, high in quality and excellent in performance.

The invention relates to a modified UV paint and a preparation method thereof, and belongs to the field of coating. The modified UV paint comprises the following components in percentage by weight: 20-40% of an oligomer, 5-30% of thermoplastic polyurethane resin, 1-10% of a diluent monomer, 30-50% of a diluent, 0.1-5% of an additive and 0.5-5% of a light initiator. The invention further discloses a preparation method of UV paint and an application of the coating. The coating has good performance, is subjected to spray coating on the surface of an integral seamless product of metal and plastic or glass and plastic, is stripped off by an adhesive tape to achieve excellent decoration and performance protection of paint on the plastic position, is not left on glass or plastic and has a clear boundary with the metal and the plastic or with the glass and the plastic without generating a hand feeling.