28results about How to "Good shape retention" patented technology

The invention belongs to the field of thin films, and particularly discloses an atomic layer deposition method and a thin film prepared through the atomic layer deposition method. According to the deposition method, the reaction cavity, the two input pipeline systems, the outlet valve and the vacuum pump in the atomic layer deposition system are used for controlling precursor pulse deposition and inert gas purging conditions in the atomic deposition process, and the film deposition state is improved; the efficiency of purging and removing substances and impurity residues such as a precursor and a reaction product thereof is improved, the problem that the quality of a deposited film is affected by the impurity residues in a reaction system or on the surface of a sample in the film deposition process is avoided, the uniformity and compactness of film deposition and the coverage rate and conformal rate of a film on the surface of a base material hole are improved, the defects of the film are reduced, and the yield is improved. And the method can be applied to a substrate with a high aspect ratio structure to deposit the film, so that the purpose of manufacturing a large-size complicated special-shaped structure device is achieved.

According to the special-shaped FPC and the manufacturing method thereof, the pre-formed special-shaped flexible base material layer is arranged, the shape of the pre-formed special-shaped flexible base material layer is directly matched with the special-shaped surface of a target installation space, and a circuit layer, an insulation covering layer and a special-shaped supporting layer are all attached to the special-shaped surface of the special-shaped flexible base material layer, so that the FPC does not need to be forcibly bent, twisted or stretched subsequently, and the production efficiency is improved. The problems of circuit breakage and delamination caused by stress concentration are fundamentally avoided, the structural stability of the FPC is improved, and the service life of the FPC is prolonged. The flexible circuit board is used for solving the technical problem that in order to achieve special-shaped layout, the plane of an existing flexible circuit board generally needs to be forcibly bent, twisted or stretched.

This invention discloses a coatable, moldable dual-functional coating material for heat protection and stealth, and its preparation method. The coating material is formed from a SiC-based composite ceramic aerogel slurry, a perovskite / MAX phase composite ceramic absorber, and a high-temperature resistant binder. The composite ceramic aerogel slurry is composed of SiC micro / nano-scale aerogel powder, SiC nanowires, and a high-temperature resistant binder; the perovskite ceramic absorber is lanthanum strontium manganese oxide (La). 1‑x Sr x MnO3), lanthanum strontium iron oxide (La) 1‑ x Sr x FeO3), lanthanum strontium cobalt oxide (La) 1‑x Sr x The MAX phase ceramic absorber is Ti3SiC2, and it contains substances such as CoO3. The technology of this invention enables the rapid application of coating materials to the surface of equipment via brushing, enhancing high-temperature radar absorption stealth and thermal protection capabilities, and facilitating the preparation and efficient repair of high-temperature stealth coatings.

This application provides a high-voltage electrochemical composite hydrogel for wound skin repair and its preparation method. The high-voltage electrochemical composite hydrogel is prepared by using hydroxyethyl cellulose and acrylamide monomers as raw materials to form an interpenetrating network structure. Polyvinylidene fluoride (PVDF) and ZnO nanowires are used as piezoelectric materials, and are formed by interweaving PVDF and ZnO nanowires within the hydrogel. This high-voltage electrochemical composite hydrogel significantly improves the crystallization orientation and polarization efficiency of PVDF through mechanical stretching and polarization, resulting in an order-of-magnitude improvement in the piezoelectric properties of the composite hydrogel. Simultaneously, it retains the excellent flexibility and biocompatibility of the hydrogel, showing broad application prospects in flexible sensors, self-powered devices, and human-computer interfaces.

The utility model relates to the technical field of fabrics, in particular to an antistatic polyester fiber fabric, which comprises a wear-resistant waterproof layer, and a flame-retardant thermal insulation layer, an antistatic layer, an antibacterial layer and a waterproof breathable layer which are sequentially arranged from top to bottom, the flame-retardant heat preservation layer is connected to the lower portion of the wear-resistant waterproof layer, the antistatic layer is connected to the lower portion of the flame-retardant heat preservation layer, the antibacterial layer is connected to the lower portion of the antistatic layer, and the waterproof breathable layer is connected to the lower portion of the antibacterial layer. The strength and the wear resistance of the fabric can be enhanced through the resin fibers and the ultra-high molecular weight polyethylene fibers, the abrasion of the fabric is reduced, the waterproof breathable film is used for blocking moisture and dust, water molecules can easily pass through the micropores in the film, the breathability is achieved, and the air pressure balance function is achieved; meanwhile, water can be prevented from permeating, the waterproof performance of the cloth can be improved, and the air permeability of the cloth can be kept.

(Problem) To provide a liquid composition which is excellent in solubility of a thickening agent and dispersion stability of metal fine particles and is excellent in shape retention at the time of wiring formation. (Solution) A liquid composition according to the present invention is characterized by comprising: metal fine particles, a dispersion medium, and cellulose having an alkoxyhydroxypropyl group.

The invention relates to the technical field of ceramic additive manufacturing and high-temperature sintering tools, in particular to a design method of a sintering clamp for photocuring a large-size special-shaped ceramic component. Aiming at the problems of free opening edge curling, thin-wall collapse, cracks, overall warping and the like which are easy to occur during sintering of a photocuring ceramic green body, the method comprises the following steps: firstly, acquiring three-dimensional geometric information of a component and partitioning, and identifying an instability mode and a sensitive area; and then a boundary strategy of shape limitation without shrinkage limitation, controlled sliding, partition supporting and intersection area receding is constructed, structural design and material selection of the supporting ring, the inner supporting core, the burning bearing base, the low-friction isolation layer and the positioning groove are completed, and assembly and use specifications are formed. The sintering bearing clamp obtained by the method can inhibit out-of-plane instability while allowing the component to shrink, reduce shrinkage retardation stress, and improve the sintering formability stability, size consistency and finished product yield of the component. The ice cream barrel-shaped silicon nitride ceramic piece is taken as an embodiment, so that the sintering defect risk can be obviously reduced, and the engineering popularization value is good.

The invention discloses a common-aperture dual-frequency antenna with a directional diagram conformal characteristic, and belongs to the technical field of microwave antennas. According to the antenna array disclosed by the invention, the high-frequency radiation pattern can still keep stable performance under the condition that the high-frequency antenna and the low-frequency antenna are in the same aperture. The high-frequency antenna unit and the low-frequency antenna unit both adopt annular dipole radiators, and a feed part adopts a balance balun; the radiation arm of the low-frequency unit does not need to be modified, and coupling can be eliminated only through induction of a simple patch, so that the design process and the design complexity of the base station common-caliber antenna are greatly simplified. The antenna array has a wide prospect in design and application of base station antennas.

This application relates to the field of warp-knitted mesh technology, and in particular to a multi-comb jacquard 3D jacquard mesh fabric and its manufacturing method. The mesh fabric includes a face layer, a back layer, and a connecting layer; the face layer is woven with a first warp-knitted basic structure, the back layer is woven with a second warp-knitted basic structure, and the connecting layer connects the face layer and the back layer; wherein the face layer and / or the back layer are woven with a 3D jacquard pattern, the 3D jacquard pattern including a jacquard outline and jacquard protrusions, the jacquard outline being woven by jacquard combs through the first jacquard basic structure, and the jacquard protrusions being woven by jacquard combs through the second jacquard basic structure. This application utilizes two different jacquard combs with yarn padding and running a jacquard basic structure, combined with colored yarns and functional yarns, to weave a 3D jacquard pattern, greatly enhancing the 3D effect of the mesh fabric, making the mesh fabric more delicate and thicker, and with strong structural stability.

A heat-accumulating composition comprising a substance A and a polymer 2, the heat-accumulating composition having a melting peak temperature between 10 and 60°C and a melting enthalpy between 10 and 60°C of 30 J / g or more, the heat-accumulating composition not having an island-in-sea structure, or the heat-accumulating composition having an island-in-sea structure, the volume average equivalent circle particle diameter of the islands (dispersed phase) being 1.5 μm or less or the area ratio of the islands (dispersed phase) being 15% or less.

This invention provides a spring coil and its preparation method for reducing the risk of damage to the outer wall of a hemangioma. The invention features a novel structural design compared to conventional spring coils. The core characteristic of this structure is that the outer layer is a spring coil body with a secondary structure and a sparse primary structure; that is, the primary coil has a wide spacing between the coil wires, and the interior of the primary coil consists of expandable hydrogel hollow filaments. The sparse structure reduces the excessive pressure on the outer wall of the hemangioma during insertion, preventing rupture. The hollow hydrogel filament structure buffers the pressure exerted on the outer wall of the hemangioma after insertion, avoiding rupture that could worsen the patient's condition or even lead to death.

The utility model discloses a kind of oil removal systems, belong to wastewater treatment equipment field, oil removal system includes: wastewater container, inside hollow top is provided with opening;Oil stick, vertically set and head-to-tail butt joint forms annular structure, the lower part of the oil stick is inserted into wastewater container inside from the opening of wastewater container;Driving mechanism, connected with the oil stick, for driving the oil stick to rotate.The oil removal system of the utility model has the oil stain in wastewater separated from wastewater, saves the time and cost required for oil-water separation, improves the efficiency of oil-water separation.

This application relates to a low-temperature resistant and creep-resistant hot-melt pressure-sensitive adhesive and its preparation method, belonging to the field of label adhesive technology. The raw materials for preparation include the following components in parts by weight: 35-45 parts of modified styrene-isoprene-styrene block copolymer, 10-15 parts of ethylene-vinyl acetate copolymer, 20-40 parts of hydrogenated petroleum resin, 15-30 parts of terpene resin, 8-18 parts of naphthenic oil, 0.5-1.5 parts of antioxidant, and 4-8 parts of polyisobutylene. This application introduces trifluoromethyl and epoxy groups simultaneously into the styrene-isoprene-styrene molecular chain through free radical grafting. The former imparts low surface energy to the adhesive layer, ensuring rapid wetting and initial tack at -20°C; the latter constructs a chemical network through latent ring-opening crosslinking, synergistically enhancing the physical entanglement of polyisobutylene, achieving simultaneous improvement in low-temperature rapid adhesion and high-temperature creep resistance, suitable for harsh environments such as cold chain labels.

The utility model provides a charging mold for roasting vanadium, and belongs to the technical field of vanadium processing. Comprising a spherical shell, a material cavity is formed in the shell, a plurality of material holes communicated with the material cavity are formed in the shell, vanadium materials are loaded into the shell, and a mold serves as a carrier and an outer protection piece, so that the vanadium materials can smoothly roll in the rotary kiln.

This utility model provides a bra cup structure and underwear. The underwear includes a two-cup structure, which includes an outer layer and an inner cup body. The outer layer and the inner cup body are connected to form a bra cup with a preset pattern. The outer layer includes multiple spliced ​​fabrics, each of which has at least one connecting edge on its periphery. The spliced ​​fabrics are connected to each other through corresponding connecting edges to form a splicing line. The outer layer has a concave surface and a convex surface. Each splicing line forms a first joint and a second joint on the concave surface and the convex surface, respectively. The inner cup body is located on the concave surface of the outer layer, so that the first joint is hidden between the outer layer and the inner cup body, while the second joint is exposed. The spliced ​​fabrics can be made of different materials to enhance the functionality of the bra cup, so that different parts of the bra cup have their own lifting, support, and extension functions, thereby improving the wearing comfort, shape retention after washing, and durability of the bra cup. The outer layer can be flexibly designed to enhance the aesthetics and design of the bra cup.

Embodiments of the present invention relate to a curable transparent resin composition and various articles derived therefrom. The curable transparent resin composition comprises: (A) a fluororesin containing one or more carboxyl groups; and (B) an epoxy resin. This curable transparent resin composition exhibits excellent dry film properties, heat resistance, transparency, adhesion, and discoloration resistance through the combination of the two components, and thus enables the formation of a thin film having an excellent adhesion and discoloration resistance while having a light transmittance at a similar level to that of a silicone resin composition that is commonly used for display applications. Thus, the curable transparent resin composition of the present invention can be used not only as a display component requiring excellent light transmittance, but also as a variety of applications such as an LED sealing material, a glass adhesive, a dry film, or a chip bonding material, which require excellent adhesion and discoloration resistance.

This invention discloses a large compression ratio hexagonal prism elastic telescopic mechanism with a stable structure, comprising two end three-ring telescopic mechanisms and several series-connected hexagonal prism three-ring retraction mechanisms. The two ends of the series-connected hexagonal prism three-ring telescopic mechanisms are connected to the end three-ring telescopic mechanisms. Each end three-ring telescopic mechanism includes a central disc, a type I connecting rod, a wing-shaped joint, a type II connecting rod, a spring, a Y-shaped joint, and a tension spring. The end three-ring telescopic mechanisms are located at both ends of the series-connected hexagonal prism three-ring telescopic mechanisms, while the hexagonal prism telescopic mechanisms are located in the middle section. The number of end three-ring retraction mechanisms can be configured according to requirements. The end three-ring retraction mechanisms share the spring, Y-shaped joint, and tension spring with the hexagonal prism three-ring telescopic mechanisms. This invention features a simple structure, a large expansion ratio, structural stability, and freely designable telescopic stiffness. It can be applied to various fields with compact installation spaces and requirements for large stroke and variable stiffness buffering.

The invention discloses a preparation method of a magnesium tin oxide film and application of the magnesium tin oxide film in a crystalline silicon battery, and belongs to the technical field of semiconductor film preparation and photovoltaics. An atomic layer deposition (ALD) technology is utilized, and MgO and SnOx films alternately grow between layers to form a magnesium tin oxide (MgxSnyO, MTO) film. The process has the advantages of controllable doping concentration, low damage, low-temperature preparation, compact film and the like, and is suitable for industrial preparation; according to the application, the oxygen vacancy defect in the MTO thin film is regulated and controlled by changing the deposition temperature and the doping proportion, and MTO serves as the electron transport layer in the crystalline silicon cell; the electron selection layer MTO shows a lower work function and more oxygen vacancies, and promotes effective charge separation and transmission. The photoelectric conversion efficiency of the novel crystalline silicon solar cell using the MTO thin film prepared by atomic layer deposition as the electron transport layer is greater than 22%.

The application provides an integrated connector, a printed board connector assembly and a battery pack. The integrated connector comprises a mounting shell, a jack part, at least two groups of connector inner cores, one group of the connector inner cores is a guide inner core and the rest are floating inner cores, the jack part and the guide inner core are used for being fixed to corresponding printed boards first, the guide inner core comprises a guide insulator and a built-in terminal in the guide insulator, and the floating inner core comprises a floating terminal which is integrated with the mounting shell first, and one end of the floating terminal is used for being plugged and conducted with the corresponding jack part during assembly. The printed board connector assembly comprises the integrated connector. The battery pack comprises the printed board connector assembly. The application solves the problem that the integrated connector is difficult to realize automatic assembly in the battery pack.

This invention discloses a school uniform fabric with moisture-wicking, quick-drying, antibacterial, and UV-protective functions, and its preparation method. The school uniform fabric is a weft-knitted plain weave fabric with a low-twist, high-proportion cotton blended yarn as the ground yarn and a high-twist, low-proportion cotton blended yarn as the face yarn. The reverse side of the low-twist, high-proportion cotton blended yarn, woven in loops, serves as a skin-friendly, moisture-wicking, antibacterial, and soft layer. The front side of the high-twist, low-proportion cotton blended yarn, woven in loops, serves as a quick-drying, UV-protective, and crisp layer. The low-twist, high-proportion cotton blended yarn is prepared by Siro compact spinning of cotton fibers, modified polyester antibacterial Supercool fibers, and modified polyester moisture-wicking, quick-drying Supercool fibers. The high-twist, low-proportion cotton blended yarn is prepared by Siro compact spinning of cotton fibers, modified polyester moisture-wicking, quick-drying Supercool fibers, and modified polyester UV-resistant Supercool fibers. The twist coefficient of the former is smaller than that of the latter, and the mass percentage content of cotton fibers in the former is greater than that in the latter.

The present application provides a foaming oil-in-water emulsion composition for normal temperature, which can be circulated, sold, stored and eaten in a whipped state at normal temperature, and has good mouth solubility and shape retention. According to the present application, it is found that the technical problem of the present application can be solved by meeting the following conditions (a) and (b): (a) in the vegetable oil contained in the foaming oil-in-water emulsion composition for normal temperature, the proportion of (oil A + oil B) is 80-100%, (b) the ratio of oil A / oil B is 0.2-6, oil A: an oil containing 40-60% of saturated fatty acids with carbon number less than or equal to 12 in the whole fatty acid composition, and the rising melting point is higher than 20°C and lower than 30°C, oil B: an oil containing 40-60% of saturated fatty acids with carbon number less than or equal to 12 in the whole fatty acid composition, and the rising melting point is higher than 30°C and lower than 45°C.

The invention belongs to the technical field of food, and particularly relates to medicinal and edible protein mousse with a gel structure and a preparation method thereof, the medicinal and edible protein mousse is prepared from the following raw materials by weight: 50 g of protein matrix, 30 g of core-removed dry lotus seed, 5 g of poria cocos powder, 50 g of pumpkin, 5 g of dry lily, 55 g of drinking water, 2 g of olive oil, 3 g of lemon juice, 0.5 g of edible baking soda, 25 g of whipping cream, 5 g of egg white, and 1.3 g of edible salt; medicinal and edible traditional Chinese medicines and western-style food main materials are compounded according to a specific proportion, the peculiar smell of the traditional Chinese medicines is effectively masked by utilizing the natural sweet fragrance of pumpkins, seamless fusion in taste is realized, and a mousse-shaped paste food is prepared by adopting a low-temperature emulsification process. The invention aims to solve the technical bottlenecks that the existing traditional Chinese medicine food is poor in taste, the western food is weak in function, and the integration of Chinese and western foods is not thorough, and develops a novel functional food with good taste, nerve regulation function and swallowing safety.

The invention relates to the technical field of knitted fabrics, in particular to a knitted fabric and a preparation method and application thereof. The knitted fabric comprises an outer-layer cloth cover and an inner-layer cloth cover which are connected with each other through knitting coils, the inner-layer cloth cover is mainly formed by weaving first yarns; the first yarn comprises stock solution coloring black chinlon and first spandex; the outer-layer cloth cover is mainly formed by weaving second yarns; the second yarn is formed by blending dull chinlon and second spandex. According to the knitted fabric, the inner-layer stock solution coloring black chinlon efficiently absorbs and blocks visible light and ultraviolet rays by means of uniformly dispersed carbon black, provides lasting and powerful shading and sun-screening core functions, and absorbs infrared radiation heat at the same time; and the outer-layer delustering chinlon reflects part of infrared rays by virtue of a delustering agent, so that the heat shielding effect is improved in an auxiliary manner. The two layers are tightly connected through the knitting coils, so that the high functionality is ensured, and meanwhile, the overall elastic fitting feeling and ventilation comfort of the fabric are kept.

The present application relates to the technical field of cigarette auxiliary material preparation and application, and provides a preparation method and application of a water capsule for cigarettes, which comprises the following steps: (1) preparing a light-cured resin wall material solution containing sheet-shaped nano filler: uniformly dispersing the sheet-shaped nano filler in a light-cured resin containing a photoinitiator to obtain a mixed wall material solution; (2) preparing a core material solution containing a hydrophilic polymer material: dissolving the hydrophilic polymer material in deionized water to obtain a mixed core material solution; (3) based on the millifluidic technology, using the mixed wall material solution obtained in step (1) as the wall material fluid and using the mixed core material solution obtained in step (2) as the core material fluid to prepare a water capsule for cigarettes. Through the synergistic modification of the wall material sheet-shaped nano filler and the core material hydrophilic polymer material, the shape retention and water retention of the millimeter-level water capsule are significantly improved, and high stability and long-acting moisturizing under the thin-wall structure are realized.

The utility model provides an imprint template and a diffraction optical waveguide, which is characterized in that an auxiliary structure is arranged in a residual area except a structural area of a functional area of the imprint template or in at least one area except the functional area, and the positions of the auxiliary structure in different grating areas are limited. When the working template is obtained through mold turning of the imprinting template, a corresponding complementary structure is formed in the working template area, and then the grating material is imprinted through the working template, so that the acting force between the working template and the imprinting material during demolding is improved, and the existing imprinting demolding process is improved. The impressing contact mode is changed from plane contact to uneven surface contact, so that the influence of different demolding modes on the grating structures of different grating areas in the demolding process is changed, the shape preserving capacity during demolding is improved, the integrity of the grating structures is guaranteed, the situation that the grating structures are damaged to generate defects is reduced, and the product yield is increased.

The present application relates to the technical field of textile, and particularly refers to a multi-comb illusion jacquard fabric and a weaving method thereof. The fabric is a single-sided fabric, which is woven by a single needle bed jacquard machine and includes four layers of weaving structures. The weaving structures include, in sequence, a face yarn layer with a planar structure, a ground comb jacquard layer connected to the face yarn layer and including longitudinally convex strip parts and longitudinally concave strip parts which are spaced apart along the lateral direction of the fabric, an illusion jacquard layer connected to the ground comb jacquard layer and including a plurality of float thread structures, each of which extends along the longitudinal direction of the fabric and the plurality of float thread structures are distributed on the left side or the right side of the longitudinally convex strip parts of the ground comb jacquard layer, and a presser layer connected to the illusion jacquard layer and used for fixing the float thread structures. The present application first proposes a single-layer color-changing mesh fabric, which has excellent light and thin breathable properties and a stable fabric structure, and is a once innovation of combining warp-knitted mesh fabric with color-changing and jacquard, and the process is environmentally friendly.

The utility model discloses a weft knitting fabric, including first road yarn and second road yarn that alternately arrange in proper order, wherein, first road yarn includes cotton yarn and spandex, and second road yarn includes chinlon filament and spandex, one weaving cycle in the knitting structure of weft knitting fabric is composed of the loop of two weaving courses of first weaving course and second weaving course, and the loop of first weaving course and second weaving course is woven into the fabric through repeated cycle, first weaving course is the weft plain needle loop course that is formed by the weaving of first road yarn, and the spandex is woven together with cotton yarn in the way of adding yarn, second weaving course is the weft plain needle loop course that is formed by the weaving of second road yarn, and the spandex is woven together with chinlon filament in the way of adding yarn, the utility model discloses through the synergistic effect of material selection and structure design, makes the fabric have good skin friendliness, air permeability, hygroscopicity and shape retention simultaneously, and gives consideration to light and thin characteristics and durability.

The application provides a method for connecting titanium aluminum carbide and niobium by adopting a titanium intermediate layer and a connected joint, and relates to the technical field of welding. The method comprises the following steps: S1, preparing a component to be connected; the component to be connected is formed by sequentially stacking titanium aluminum carbide base material, an intermediate layer and niobium base material from top to bottom, and the material of the intermediate layer is titanium; S2, performing discharge plasma sintering on the component to be connected under a preset air pressure to obtain a connected joint. By adopting the method, the cracking of the joint can be inhibited, the decarburization or Al evaporation of Ti3AlC2 at high temperature can be inhibited, thereby the deterioration of the base material is inhibited; the generation of brittle intermetallic compounds can be avoided, which is helpful to improve the interface bonding strength, thereby the strength of the connected joint is improved.