684 results about "Surface bonding" patented technology

A method for manufacturing a registration template for use in medical navigation system-guided surgery, comprising: producing a registration template having a surface, which precisely surface-bonds to a surface of a bone at a surgical target site of a patient, and having three or more registration points, from stereoscopic surface data ensuring precise surface bonding to the surface of the bone at the surgical target site of the patient, based on stereoscopic surface data created from tomography information on the bone of the surgical target site of the patient; and providing a pedestal (4) for mounting optical tracking balls (7), which are used for three-dimensional position detection for a medical navigation system, at the center of the registration points. By using the template having curves surfaces which three-dimensionally precisely and intimately contact the bone surface of the patient, high-precision registration can be performed, and an operator's man-hours immediately before surgery in an operating room can be reduced to shorten the surgery time.

The invention discloses combined deicing system and method based on detection of ice layer-skin surface bonding state. The combined deicing system and method based on detection of ice layer-skin surface bonding state are used for removing ice accumulated on the surfaces of aircraft wings. The combined deicing system bonding state sensors arranged on inner skin of wings, heating units, an icing sensor and excitation modules and correspondingly comprises, a heating control unit, a signal conditioning unit, an excitation control unit and the like. According to signals from the bonding state sensors and temperature sensors, the information of the ice layer-skin surface bonding state can be obtained, and the appropriate deicing time can be mastered according. By adopting the method combining heating and excitation, a safe and efficient deicing with low energy consumption is achieved. Compared with a pure electric-heating deicing method, energy consumption is low, and the exciting force for exciting deicing is smaller than the exciting force of pure exciting deicing, therefore, damage to wing skin materials is small, and the effect on the aircraft aerodynamic shape is smaller.

The present invention provides a transparent laminate comprising a laminate substrate obtained by bonding a Second substrate composed of a polycarbonate-based resin to a first surface of a first substrate composed of an acrylic resin via a first bonding layer composed of a resin having a glass transition temperature(Tg) of about 50° C. or less, and a surface layer composed of a polycarbonate-based resin bonded via a surface bonding layer composed of an acrylic resin to a second surface of the first substrate, which laminate is light and excellent in transparency and excellent in impact resistance when it repeatedly receives an impact.

The invention discloses a method for improving surface bonding performance of ultrahigh molecular polyethylene filter (UHMWPE), including the steps as follows: (1) dissolving polar polymer in a routine extractant of ultrahigh weight-average relative molecular weight polyethylene jelly glue filter with a relative molecular weight of 1,000,000-5,000,000 to make a composite extractant, where the polar polymer accounts for 0.1wt%-10wt% (weight percent); (2) extracting the said jelly glue fiber at 0.4-5 atmospheres at 0-80 deg.C in the composite extractant for 0.1-20 min, and then by the postprocessing procedures, such as stretching, making an ultrahigh relative molecular weight polyethylene fiber with the surface bonding performance has been improved to a higher extent. The advantages of the invention are that it maximumly holds original fiber strength and the surface bonding performance of UHMWPE has a relatively outstanding improved effect.

A symmetric relay system for endoscopes includes an optically-aligned pair of elongated concavo-convex rod-type lenses formed from crown glass, to the convex end surface of each of which a meniscus-shaped flint lens is cemented. The concave ends of the rod lenses are disposed to face the intermediate images of the relay system, and the convex ends to face the aperture of the relay system. A pair of achromatic lenses, each formed of a pair of lens elements x, y, are disposed adjacent and in optical alignment with the respective concave ends of the rod lenses between the concave rod ends and the intermediate images. Each achromatic lens fulfills the condition n x/ny=vx/vy. Apochromatic glass combinations may be used in the rod lenses to significantly reduce the secondary spectrum.

A flexible core element having a large bonding surface area suitable for sandwich type construction comprising a plurality of first hexagonal nodes defining a first surface, a plurality of second hexagonal nodes defining a second surface spaced apart from and parallel to the first surface, and a plurality of rectangular wall members which interconnect said first hexagonal nodes to said second hexagonal nodes and define the depth of the core element. Each hexagonal node corresponds to an open hexagonal cell on its obverse surface and serves as a bonding surface. The core element is fabricated from a continuous sheet of material that has been die-cut with a repeating geometrical design, creased and folded, concertina style, in upon itself to make a double-sided core material that is flexible, able to vent, exhibits good bend and shear strength, and has a large surface bonding area rendering it suitable in the construction of lightweight sandwich panels and offering a wide array of other applications.

The invention discloses an anaerobic adhesive for surface bonding of an inert metal. A preparation method comprises the following steps: firstly, adding an acrylate oligomer, an acrylate monomer and a chelating agent which are weighed according to weight part into a reaction flask; stirring at 20 DEG C to 40 DEG C; adding an accelerant, a cure activating agent, a polymerization inhibitor, a lubricant and a thickening agent which are weighed according to weight part into a solution; evenly stirring; and finally, adding an initiating agent which is weighed according to weight part into the solution, stirring at 35 DEG C and discharging. The anaerobic adhesive has the beneficial effects that the inert metal can be rapidly cured at a normal temperature without being treated by a primer coating; the anaerobic adhesive has the high bonding strength. Thus, the work efficiency and the safe reliability of a workpiece are improved; meanwhile, the threat of the primer coating on the health of a worker and the pollution of the primer coating on atmosphere are avoided.

The invention discloses a manufacturing technique of digitally customizing an orthopedic implant, which comprises the steps of scanning a fracture part of a fracture patient, obtaining injured fracture data, introducing the injured fracture data into 3D (three dimensional) medical finite element simulation software for processing, obtaining a 3D figure of the fracture part, reconstructing and resetting fracture part, introducing 3D figure data after medical 3D reconstruction and resetting into 3D industrial design software, designing a primary orthopedic implant according to a surgical requirement and experience, obtaining 3D figure data of the primary orthopedic implant, introducing the 3D figure data of the primary orthopedic implant into the 3D medical finite element simulation software to conduct virtual assembly with the fracture part after the medical 3D reconstruction and resetting, confirming a position and a direction of a screw hole of the primary orthopedic implant according to a resetting condition of the fracture part, introducing 3D figure data of a final orthopedic implant into a quick forming machine to accumulate to a practical orthopedic implant, and obtaining the finished orthopedic implant. The manufacturing technique can design specially and achieve high-precision resetting and internal fixation according to different fracture shapes, and the manufactured orthopedic implant is good in surface bonding property and reasonable in thickness.

A crack arrest process and device thereof for removing fine cracks on alloy surfaces, relates to laser impulse processing application technique field. Oxide layers and pollutants on alloy surfaces which affect surface bonding force are removed to obtain good glue-joint strength and permanent stability; a flexible film is adhered to the alloy surface as a crack arrest patch, and a layer of black lacquer coating is applied on the crack arrest patch; laser pulse with following parameters: pulse energy of 15-40J, pulse width of 20-30ns, light spot size of 4-10mm, repetition frequency of 0.5-10Hz is selected to performing laser impact crack arrest according to damage status of the cracks; laser crack arrest is performed by selecting crack arrest route, and crack effects are inspected by using no-damage technique during crack arrest process. The invented method and device can increase alloy surface fatigue threshold value, the existing of residual compressive stress on metal surface after laser impulse enhances fatigue threshold stress on material surface greatly.

The present invention is directed to LED packages and LED displays utilizing thin/low profile LED packages with improved structural integrity, emission characteristics, and customizable attributes. In some embodiments the improved structural integrity is provided by various features in the lead frame that cooperate with the casing for a stronger package. Moreover, in some embodiments the improved emission characteristics are provided by cavity features such as shape and depth, which provide for increased surface bonding area for multiple LED chips and increased viewing angle, respectively. Some embodiments also provide for gradated packages having customizable top portions for applications using smaller packages, with bottom portions comprising dimensions compatible with customary mechanical/electrical supports.

The invention provides an anti-fog lens with dopamine as a surface bonding layer, and a technological process thereof. The anti-fog lens is composed of a substrate (1), a stiffened film layer (2), an anti-reflecting film layer (3), a waterproof film layer (4), the dopamine bonding layer (5) and an anti-fog film layer (6). The anti-fog lens is characterized in that the dopamine bonding layer (5) is adhered on the surface of the waterproof film layer (4) through dipping; and the hydrophilic anti-fog film layer (6) is bonded with the surface of the dopamine bonding layer (5) through dipping. According to the anti-fog lens, an anti-fog paint is combined with the surface of a resin lens for realizing no easy falling, thereby forming the firm anti-fog film layer after heat-curing, and realizing long-term anti-fog function of eyeglasses. The anti-fog lens has advantages of high novelty, simple process, high adhesion firmness and high practicability.

This invention is concerned with the technique project that the bottom surface of single-layer umbrella cap and pin insulator of the glass or the porcelain with umbrella arris splices the composed umbrella shed made of the silicon rubber polymers and gets double-layer umbrella-hanging insulator. The structure is: the middle hole of the compound umbrella shed extends upwards by drum shape, the top part of the drum shape and the umbrella cap bottom surface of the hanging insulator splices with each other. The invention can improve the anti fouling of the insulator without reducing its performance in un/installation.

Etching the surface (activating the surface) of a halogenated polymer component with an electron beam generates a set of free radical sites in polymeric chains of the surface that sustain for at least 4 hours in an inert environment. The inert environment is provided by a noble gas, nitrogen, a static free space, and/or a vacuum. Items such as dynamic seals, static seals, gaskets, pump diaphragms, hoses, and o-rings all benefit from precursors made according to the technique.

The invention provides a curved surface bonding apparatus and a bonding method thereof. An inflation mold can use at least one inflation hole to inflate an air pressure film to drive the central position of a soft component to be ridged to be arch-shaped, when the soft component and a curved surface object adsorbed by an adsorption mold are bonded to each other, the ridged center of the soft component can be used to really contact the center of the curved surface object, and then the outward extending and pressing is carried out from the center for close bonding and positioning to ensure thatgas between the curved surface object and the soft component is completely extruded outwards, so that no air bubbles are generated between the curved surface object and the soft component, and no optical refraction problem is caused due to the air bubbles. At the same time, the soft component can be prevented from generating wrinkles during the bonding process, and can be accurately and closely bonded to the curved surface object, so that the purpose of improving the producing process and the product qualification rate is achieved.

The invention belongs to the technical fields of polymer materials and analysis, relates to a monodispersed organic and inorganic hybrid microsphere particle with core-shell structure and preparation and application thereof. Inorganic silica particles as the core are modified by a silanizing agent, and then 3-acetylaminophenylboronic acid and polyene cross-linking monomer coat on the click nuclear surface through a mercaptan-alkene click chemistry technology to form organic and inorganic hybrid nano / micron particles with core-shell structure, smooth surface and boric acid functional groups. According o the invention, introduction of the phenyl boronic acid functional group to the material surface by a mercaptan-alkene method not only overcomes the shortcomings of complex procedure and low reaction efficiency in a post modification method but also allows stable polymerization of APBA, increases surface bonding amount of boric acid and hydrophilic property of the material, and reduces the nonspecific adsorption of proteins. The microsphere particles of the invention can be used in separation or enrichment of glycoprotein with 1,2-cis diol structure, and has good practical value and application prospect in the field of proteomics.

A method relates to wafer straight bonding technology field and uses low temperature bonding technology to bond InP group stuff on Si surface. Remove one layer hydrophobic organic on surface of single polishing Si and InP wafers by organic solvent, remove impurity ion and carbon and surface rinsing dispose to them, then carry the pretreatment. Put the pretreatment wafers into one vacuum furnace system with temperature controller to adding temperature and pressure, then carry heating dispose with proper temperature and pressure to remove hydrosphere of bonding surface. Carry thinner dispose for bonding piece and heat treatment of removing left gas to surface without pressure to make heat treatment at higher temperature for enhance surface bonding ability. At last, carry InP underlay cauterization with bonding piece. It uses for micro-electronics and silicon-base photoelectron field.

The invention provides a cracking-resistant multifunctional impregnated bond paper decorative face artificial board and a manufacturing method thereof. The artificial board at least comprises a base material and an impregnated bond paper layer. At least one layer of carbon fiber material layer is arranged between the base material and the impregnated bond paper layer. The upper structure and the lower structure of the base material are arranged symmetrically. According to the cracking-resistant multifunctional impregnated bond paper decorative face artificial board and the manufacturing method thereof, carbon fiber materials are adopted for enhancing tensile strength of solidified impregnated bond paper and the overall structure stability of the decorative face board, the problem that board face cracking is liable to appear during usage is solved, the surface bonding strength, bending resistant strength, impact resistance and other mechanical properties are enhanced, and the decorative face quality is improved by the carbon fiber material layer with the flat surface and a certain buffer function and a wood buffer layer cooperatively. Especially a conducting layer is formed under the impregnated bond paper, and meanwhile, good electrostatic resistance and reflection loss electromagnetic radiation performance are achieved. According to the manufacturing method, the manufacturing efficiency is improved while the decorative face performance is improved effectively, and industrialization production is convenient.

The invention discloses a novel method which can be used for testing the cohesive force of paint film coating of wood furniture. The method combines the cohesive force testing method of the coating and the method of testing the surface bonding strength of the artificial plate of a decorative veneer. In the method, a wet paint film is used as adhesive; a special wood mould is used as a tension module; a finishing plate is adhered to the bottom of the tension module after being painted; after the finishing plate is completely solidified, a tensile tester is used for determining the tension between the tension module and the finishing plate; thus the cohesive force of the paint film can be determined. The novel method can quantitatively and accurately determine the cohesive force of the coating of the paint film, and can provide evidence for choosing a better technology in various types of finishing technology.

The invention relates to the field of environment and energy and in particular relates to a photocatalyst with nano-heterostructure for visible light transformation and a preparation method of the photocatalyst. The photocatalyst for visible light transformation has a nano-heterostructure which is formed by loading TiO2 precursor on the surface of phenolic resin by means of surface bonding, wherein the mass ratio of phenolic resin/TiO2 precursor is 1: (100 to 0.1). According to the invention, titanium oxide is loaded on the surface of phenolic resin particles by low temperature hydrothermal treatment or solvent thermal treatment, to form TiO2/phenolic resin heterostructure on the surface of phenolic resin; and the heterostructure has high visible light catalytic activity under visible light conditions. The catalyst provided by the invention has the advantages of high visible light response, high catalytic activity and stable structure.

According to the invention, a whole-surface driven, flat thin loudspeaker that brings about smooth frequency characteristics with split vibration hardly caused is realized, and a voice coil assembly that has high reproduction efficiency and fewer operation failures, and brings about favorable work efficiency in manufacturing and further reduced manufacturing cost, and a loudspeaker using the same are manufactured. The voice coil assembly includes a rectangular voice coil including a rectangular bobbin formed with a rectangular cross section and a rectangular coil bonded to the rectangular bobbin, and a rectangular reinforcing member coupling the plurality of rectangular voice coils to one another in a grid pattern, wherein a portion of inner wall surfaces of the rectangular reinforcing member is bonded to any of outer wall surfaces of the rectangular bobbins of the plurality of rectangular voice coils, and the outer wall surfaces of the rectangular bobbins, to which the inner wall surfaces of the rectangular reinforcing member are not bonded, and portions of the inner wall surfaces of the rectangular reinforcing member, which are not bonded to the outer wall surfaces of the rectangular bobbins define a rectangular space between a pair of the adjacent rectangular voice coils.