81 results about "Hydraclear" patented technology

The utility model discloses a kind of heat-conducting silica gel extruding devices, belong to extruding device technical field, including the machine body of silica gel extruder, extruder head, feeding structure and control structure, extruder head is set on the head, feeding structure is set on extruder head, control structure is set on the machine body, control structure connects extruder head and feeding structure, fixedly set on extruder head has discharge pipe, cooling pipe is set on the outside wall of discharge pipe, cooling pipe includes water inlet section, cooling section and water outlet section, one end of cooling section is fixedly connected water inlet section, the other end of cooling section is fixedly connected water outlet section, water inlet section and water outlet section are located in the machine body, cooling section is spirally wound on the outside wall of discharge pipe, fixedly connected with cooling water tank in the machine body, cooling water tank is connected with water pump, water pump is connected control structure, one end of water inlet section is fixedly connected on water pump, one end of water outlet section is fixedly connected on cooling water tank, the utility model has the advantage that the forming stability of silica gel is better.

The application belongs to the technical field of biological medicine and medical cosmetology, and particularly relates to a kind of composition for mitochondrial protection type cosmetology and skin repair based on hydrogel and application thereof, the composition comprises a mitochondrial protection system and a synergistic active ingredient, the mitochondrial protection system comprises a hydrogel and a mitochondrial protection solution, the hydrogel comprises a synthetic polymer, and the mitochondrial protection solution comprises 200-300 mM mannitol, 0.2-5 mM ATP and 0-5% w / v trehalose; the synergistic active ingredient comprises a mixture of one or more of 0.01-0.1% ascorbyl palmitate, 0.1-1 mM glutathione and 0.5-2% nicotinamide. The composition is applied to microneedle repair, ice needle patch preparation and mask preparation and other aspects; through microneedle repair, ice needle patch or mask and other forms, effective delivery of mitochondria is realized, all-round care and repair are provided for the skin, and the delivery capacity is improved.

This invention relates to a remotely controlled gastric vibration microcapsule robot based on a wet-adhesive hydrogel, belonging to the interdisciplinary field of medical devices and biomedical polymer materials technology. The robot consists of a customized capsule shell, a Bluetooth-controlled vibration control system, a wet-adhesive hydrogel layer, and a sealed protective shell structure. The hydrogel uses AA / AA-NHS copolymers to construct a dual-mechanism adhesion system of hydrogen bonds and amide bonds, exhibiting acid resistance and low swelling, allowing for reliable residence within the stomach. The vibration module is wirelessly controlled via Bluetooth to achieve short-term targeted vibration before meals, activating gastric wall stretch receptors to induce physiological satiety. This invention combines the advantages of non-invasive swallowing, wireless remote control, and acid-resistant adhesion, effectively solving the problems of difficult gastric residence, complex operation, and significant side effects associated with traditional devices, providing a safe, controllable, and non-invasive novel minimally invasive intervention solution for obesity and related metabolic diseases.

The application belongs to but is not limited to the technical field of material functional coating, and a multi-substrate adapted high-adhesion wear-resistant super-hydrophobic composite coating and a preparation method thereof are provided.Step one, a KH-570 solvent with a specific concentration is prepared;step two, KH-570 substrate pretreatment is performed;step three, fluorinated silicon dioxide is dispersed;step four, a silane precursor modified solution is prepared;step five, resin compounding is performed;step six, coating spraying, curing and performance testing are performed;step seven, material characterization and analysis are performed;and step eight, application testing and optimization are performed.Through the synergistic effect of KH-570 silane coupling agent pretreatment of the substrate and the fluorinated silicon dioxide / silicone resin composite coating, the super-hydrophobicity and wear resistance of the coating are significantly improved, while the high light transmittance and strong adhesion are maintained.The technology is suitable for optical device protective coating, building glass self-cleaning surface, medical device anti-fouling coating and other fields, and the universal spraying process can realize uniform film formation on complex substrates.

This invention discloses a method, apparatus, medium, and device for evaluating the acid-resistant repair effect of tooth enamel, relating to the field of dental prosthetics. The method includes: constructing an energy accumulation distribution model and a heat conduction model in tooth tissue under erbium laser irradiation; obtaining a calculation model for the carbonate loss distribution of tooth enamel based on the decomposition reaction of carbonated hydroxyapatite in tooth enamel at high temperatures; constructing a photo-thermal-chemical coupled two-dimensional analysis model of tooth enamel under erbium laser irradiation based on the above model; performing simulation calculations on the photo-thermal-chemical coupled two-dimensional analysis model to determine the two-dimensional temperature distribution and carbonated hydroxyapatite loss distribution inside the tooth enamel under different erbium laser intensities and frequencies, thereby determining the acid-resistant repair effect of tooth enamel. This method fills the gap in the prior art lacking quantitative evaluation methods and solves the problem of difficulty in scheme design due to the inability to accurately correlate laser parameters with the acid-resistant repair effect.

The utility model discloses a kind of cooling device for silicone sealant production, it is related to silicone sealant production technical field, including cooling tank and the support leg of fixed connection in the bottom of cooling tank, the inside of cooling tank is equipped with cooling pipe, cooling liquid in cooling pipe can be heat dissipation cooling by heat dissipation coil pipe and heat dissipation box cooperation temperature sensor, the cooling liquid temperature inside circulation cooling pipe is raised and cannot be effectively heat dissipated in the problem of continuous production, it is favorable to improve the stability of cooling device when continuous work;The application can be scraped by main scraper and vice scraper cooperation in the rotation shaft drive agitator rod to silicone sealant agitating cooling, main scraper and vice scraper will also be driven to rotate and scrape in the outside of cooling pipe in cooling tank, the problem that part of material is adhered to the outside of cooling pipe and reduces the heat exchange efficiency of cooling pipe when silicone sealant is cooled is solved, it is favorable to improve the work efficiency of cooling device.

This utility model discloses a fire hydrant pressure testing device, relating to the field of fire protection testing technology. It includes a fire hydrant pressure testing connector, which can be installed at the fire hydrant outlet. A fixed plate is fixedly connected to the side of the fire hydrant pressure testing connector. A disc is fixedly connected to the side of the fixed plate away from the fire hydrant pressure testing connector. A hexagonal groove is formed on the disc, and a sliding column is slidably connected inside the hexagonal groove. A clamping plate is fixedly connected to the sliding column. A rotating disc is rotatably connected to the fixed plate, and a sliding groove is formed on the rotating disc. The clamping plate fits snugly at the connection between the fire hydrant pressure testing connector and the fire hydrant outlet. This clamps the connection between the fire hydrant pressure testing connector and the fire hydrant outlet, improving the connection strength. Furthermore, silicone sealant can tightly fit the gap at the connection, reducing the entry of external air into the fire hydrant pressure testing connector and thus improving the accuracy of pressure measurement.

The present application relates to pipeline cleaning technical field, especially to a kind of silicone glue cleaning spray head and cleaning method suitable for narrow space.The spray head includes: spray head assembly includes water pipe and at least two with water pipe communication micro electromagnetic switch valve, two micro electromagnetic switch valve valve port is respectively connected with the direct current spray head and cleaning spray head of being arranged in the same side;Cleaning spray head one end is provided with long strip-shaped water outlet, the other end is connected with micro electromagnetic switch valve through cylindrical passage;Rotating mechanism includes: bearing, installed in cleaning spray head bottom, bearing outer ring is fixedly connected with cleaning spray head;Connecting pipe, setting at the valve port of the micro electromagnetic switch valve of control cleaning spray head, the outer side of the pipe of connecting pipe and the inner wall of cylindrical passage gap fit, and bearing inner ring interference fit;Micro drive motor, located outside the micro electromagnetic switch valve of control cleaning spray head, so that cleaning spray head rotates.The present application improves the cleaning efficiency of the silicone glue filler in narrow space.

This invention discloses a calendering molding equipment and process for multifunctional silicone composite materials, belonging to the field of silicone processing technology. The equipment includes a five-roll calendering mechanism, a TPE roll-on texture mechanism, a cross-linking heating mechanism, a winding and laminating mechanism, and an auxiliary processing mechanism. By precisely controlling the roller speed, spacing, and temperature gradient, it achieves integrated molding of multilayer silicone, reinforcing materials, and functional films. The process employs segmented calendering, vacuum rubber mixing, and gradient cross-linking technologies, combined with treatment agent impregnation and double-sided adhesive lamination, to produce silicone composite materials with fire-retardant, thermally conductive, and wear-resistant functions. This invention solves the problems of traditional calendering equipment, such as limited product variety, low thickness accuracy, and insufficient functional integration. It is suitable for scenarios such as new energy vehicle battery pack protection and wire harness winding, improving product production efficiency and reliability.

This invention discloses an optimized method and system for preparing silicone gel for acne scar repair, relating to the field of silicone gel preparation technology. The method includes obtaining physicochemical indicators such as the viscosity coefficient, refractive index, and volatile content of silicone raw materials; using a rheological prediction model to calculate the expected viscosity change curve of the silicone raw material mixing process under the current reactor temperature field; comparing this curve with a process window threshold; if the curve exceeds the threshold, triggering a gradient temperature adjustment strategy and recalculating until the curve falls within the threshold; after determining the temperature adjustment strategy, introducing a state inversion algorithm to output the dispersity parameter of the initiator addition stage based on the crosslinking density index of the target product; and dynamically adjusting the stirring rate and the timing of dispersed phase addition according to the dispersity parameter to complete the preparation. This method enables precise control of the preparation process, improves product quality stability, and meets the performance requirements of silicone gel for acne scar repair.

The application discloses a bioactive glass-based skull defect repairing composite material and a preparation method thereof, and relates to the technical field of skull defect repairing materials.The bioactive glass-based skull defect repairing composite material comprises the following raw materials in parts by weight: collagen 10-12 parts, bioactive glass 40-50 parts, natural polysaccharide 5-8 parts, hydroxyapatite 20-30 parts, modified reinforcing agent 6-8 parts, antibacterial agent 1-2 parts and deionized water 100-150 parts.The bioactive glass-based skull defect repairing composite material prepared by the application has good bending resistance and antibacterial performance.

The application belongs to the technical field of compositions, and provides a moisturizing eye composition, a preparation method and application thereof. The moisturizing eye composition provided by the application is combined by soybean lecithin, retinol palmitate liposome, lutein, oligomeric hyaluronic acid and ethylenediaminetetraacetic acid in a specific ratio, and good synergies can be achieved among the components, the effect of relieving asthenopia, protecting eyesight and maintaining normal vision is improved, and the effect of improving and relieving the symptoms of dry eyes and dry eyes caused by various reasons (such as fatigue, wearing contact lenses, using electronic products, overuse of eyes, etc.) is improved.

The technical field of the application is a device for medical, oral or dental hygiene. The application discloses a hydrogel material and a preparation method and application thereof. The preparation method of the hydrogel material comprises: preparing a ZnSe / rGO heterojunction by a hydrothermal method through ZnSe and rGO, wherein the ZnSe is a semiconductor material zinc selenide, and the rGO is a conductor material reduced graphene oxide; and uniformly dispersing the ZnSe / rGO heterojunction in a GelMA matrix, and loading and fixing the ZnSe / rGO heterojunction on the GelMA to obtain a hydrogel material Z / r@G, wherein Z refers to ZnSe, r refers to rGO, and G refers to GelMA, and the GelMA is methacrylated gelatin. The application develops a preventive strategy capable of delaying or reducing cell aging, which can not only avoid the influence of excessive removal of aged cells on later bone repair, but also widely exert an anti-aging effect.

This invention belongs to the field of pharmaceutical technology, specifically relating to a temperature- and pH-responsive ocular hydrogel loaded with isosorbide nanomicelles, its preparation method, and its applications. This invention is the first to apply the traditional Chinese medicine ingredient ISO to the treatment of cataracts, and innovatively designs a complete ocular delivery formulation for it. This invention not only pioneers a new application field for ISO in ophthalmic treatment, but more importantly, by constructing a "nanomicelle-smart gel" composite platform, it systematically solves the three fundamental technical challenges faced by ISO in ocular applications: poor solubility, low corneal permeability, and short retention time on the ocular surface, thereby transforming its potential pharmacological activity into actual ocular therapeutic efficacy. Therefore, this invention has significant clinical implications and broad market prospects.

This utility model relates to the field of eyewear technology, and particularly to an adjustable hinge for smart glasses, comprising a front hinge and a rear hinge located at one end of the front hinge. The end of the front hinge away from the rear hinge has a connecting portion parallel to the front hinge. The connecting portion and the front hinge clamp together to form a connecting cavity for connecting with the temple of the smart glasses. The connecting portion has multiple mounting holes arranged in an array along the extension direction of the front hinge. This utility model aims to achieve adjustable installation of the temples, ensuring stability and compatibility when the temples are adapted to different frames.

This utility model discloses a raw material mixing device for the production of silicone scar gel, belonging to the field of gel production technology. Its key technical features include a base plate, with a first support frame and a second support frame welded to the top and edge of the base plate, facing each other. A self-locking cylinder is welded to one side of the second support frame, and the piston end of the self-locking cylinder passes through the second support frame and is rotatably connected to a first housing via a bearing. A slide rail is slidably connected to one side of the first support frame, and a second housing that can contact the first housing is welded to one side of the slide rail. This utility model, through the coordinated use of the first housing, the second housing, and the self-locking cylinder, effectively solves the problem of slow material feeding, prevents potential blockages during discharge, and also allows for the mixing of raw materials by incorporating a stirring assembly and a stirring plate.

This utility model relates to the field of medical device technology, specifically a split silicone cupping capsule. It adopts a split capsule structure design, combining storage and cupping therapy functions. The device includes symmetrically separated upper and lower covers connected by a retaining ring. When closed, it forms a complete capsule for storing items such as eye masks and essential oils; when separated, it can be used as an independent cupping device. The opening of the upper cover is thickened to 4.4mm, suitable for areas with thicker fat (waist, buttocks), while the edge of the lower cover is thinned to 2.5mm to fit joints and curved surfaces (neck, shoulders, limbs). The ear holes and retaining ring form a rotatable hinge for easy and quick assembly and disassembly. The ear-shaped protrusions serve both as auxiliary force application and anti-rolling functions. This utility model solves the problems of traditional cupping methods, such as limited functionality, poor adaptability, and inconvenient operation, achieving an integrated design of portable storage and precise treatment.

This invention discloses a high-lifespan silicone pump tube for pharmaceutical use and its preparation method, relating to the fields of biomedical materials and medical devices. The method includes: preparing a silicone rubber base material with controllable vinyl content; formulating a composite reinforcing filler composed of surface-modified fumed silica and nano-spherical silica; mixing and constructing a platinum catalytic system under vacuum conditions; forming a highly cross-linked surface layer and moderately cross-linked core structure through multi-stage gradient vulcanization; and then subjecting it to secondary vulcanization and argon-oxygen plasma surface treatment. This invention aims to solve the problems of compression set, fatigue cracking, and particle precipitation that easily occur in existing silicone pump tubes during long-term operation of peristaltic pumps. The resulting pump tube exhibits low compression set, high tear strength, and excellent elongation at break. Under simulated operating conditions, it shows low flow rate attenuation, no particle shedding, and significantly improved fatigue life. Furthermore, the entire process complies with pharmaceutical cleanliness and sterilization standards.

This invention provides a soft hydrophilic contact lens and its preparation method, belonging to the technical field of soft hydrophilic contact lenses. This invention combines monomers such as hydroxyethyl methacrylate, N-vinylpyrrolidone, N,N-dimethylacrylamide, and methyl acrylate with moisturizing components such as polydeoxyribonucleotides, polyethylene glycol 400, and polyvinylpyrrolidone K90, and employs a specific crosslinking agent and initiator system. The resulting soft hydrophilic contact lens exhibits excellent initial water content and water retention capacity after prolonged wear. The synergistic effect of polydeoxyribonucleotides, polyethylene glycol 400, and polyvinylpyrrolidone K90 significantly enhances the lens's hydrophilicity and moisturizing properties, effectively alleviating problems such as dry eyes, increased lens deposits, and low oxygen permeability caused by water loss during wear.

This invention belongs to the technical field of eye care products, specifically relating to a compound contact lens care solution and its preparation method. The compound contact lens care solution provided by this invention, based on a total mass of 1000 parts, comprises: 0.2-14 parts of a moisturizing composition, 0.001-0.005 parts of a preservative, 6-10 parts of a buffer, 1-6 parts of an osmotic pressure regulator, 0.1-1 parts of a chelating agent, and the balance being water; the moisturizing composition consists of sodium hyaluronate, propylene glycol, and ectoine. This invention, through the compounding of sodium hyaluronate, propylene glycol, and ectoine into a moisturizing composition, reduces the irritation to the eyes caused by contact lenses and care solution components in terms of moisturizing, water retention, and cell protection, alleviating dryness and discomfort, and improving eye wearing comfort.