276results about How to "Not easy to separate" patented technology

The invention provides a preparation method of copper red microcrystalline glass. The preparation method comprises the following steps of 1, carefully screening waste and old glass, cleaning, and crushing to obtain waste and old glass powder, 2, pretreating waste circuit boards, and carrying high temperature oxidation to obtain a metal oxide concentrate, 3, mixing the waste and old glass powder and the metal oxide concentrate, adding a nucleating agent and auxiliary agents, mixing well, and carrying out ball milling to obtain a mixed raw material, and 4, melting the mixed raw material at a high temperature into molten glass liquid, carrying out molding after clarification and homogenization, and carrying out nucleation and crystallization through heat treatment after annealing to obtain the copper red microcrystalline glass. The preparation method reduces or eliminates adverse influences from waste and old glass and waste circuit boards on the environment, changes waste into valuables, produces copper red microcrystalline glass having an extremely high artistic value, and has large economic and social benefits.

The invention creatively provides heat conductive silicone grease containing liquid metal heat conductive filler. The silicone grease includes, by weight, 40-60 parts of organic silicon basic resin, 40-100 parts of the liquid metal heat conductive filler, and 0-10 parts of other additives. The organic silicon basic resin is composed of, by mass, 30-70% of vinyl-terminated dimethyl polysiloxane, of which the dynamic viscosity is lower than 2000 cst at 25 DEG C, 25-40% of vinyl-terminated dimethyl polysiloxane, of which the dynamic viscosity is higher than 10000 cst at 25 DEG C, 5-10% of vinyl cyclopolysiloxane, 2-10% of hydrogen-containing silicone oil, of which the dynamic viscosity is 50-2000 cst at 25 DEG C, and 5-20% of polyether-modified polysiloxane. The heat conductive silicone grease has high heat conductivity and matrix stability.

The invention provides a PET (polyethylene terephthalate) heat-conduction film, which comprises a PET bearing membrane and an adhesive material layer attached on the surface of the PET bearing membrane. The adhesive material layer comprises the following raw materials by weight: 10-50 parts of a liquid metal heat-conduction filling material, 2-10 parts of micro wax powder, 20-30 parts of spherical graphite, 1-10 parts of a membrane-forming auxiliary agent, 0.5-3 parts of a cosolvent, 0.5-3 parts of a dispersant, 0.1-0.5 parts of an antifoaming agent, 0.1-2 parts of a thickening agent, 0.1-2 parts of a levelling agent, 20-40 parts of a silicone acrylic emulsion, and 0-5 parts of other auxiliary agents. The heat-conduction film has high heat conduction coefficient, and the adhesive material has stable long-term coating and stripping effects on the PET membrane.

The invention relates to a method for 3D printing of a bicomponent composite material with a skin-core structure. Skin layer polymers and core layer polymers are conveyed to an outer layer and a middle layer of the same nozzle of a 3D printer by different runners for extrusion to prepare the bicomponent composite material with the skin-core structure; the skin layer polymers and the core layer polymers are materials for forming a skin layer and a core layer of the bicomponent composite material with the skin-core structure; the 3D printer mainly consists of a bin I, a bin II, a screw extruderI, a screw extruder II, a metering pump I, a metering pump II, a distribution plate, a nozzle and multiple melt pipes; and the skin layer polymers and the core layer polymers are fed in the screw extruder I and the screw extruder II by the bin I and the bin II for melting, then, are conveyed into the metering pump I and the metering pump II by the melt pipes, are metered into the same distributionplate by the metering pumps, and are distributed into the nozzle by the distribution plate. Products printed by the method can integrate the characteristics of different materials to meet the demandsin different fields.

The invention provides a pants-type apparel artical, at least a central part is soft, a front waist area side is provided with required tensile strength and at least part of the front waist area (11) side is a multi-layer area (44) passing by a laminated substrate part (25) and a front waist part (26). The central part (13c) of a crotch area (13) is a single-layer area (43) only formed by a substrate part (25); the multi-layer area (44) is provided with a corner part (73) surrounded by a boundary (40), an inner edge (11d) of the front waist area (11), a junction area (60) for connecting an absorption configuration body (15) and a bottom (14) and the above concave-curve shaped side edge (19c) of the crotch area (13); and the boundary (40) of the multi-layer area (44) and the single-layer area (43) passes across the junction area (60).

The invention relates to a patch for treating rotator cuff injuries, in particularly to a patch applicable to repairing huge rotator cuff tear. The patch is woven through the warping technology, is low in mass and not likely to be disengaged and has the good clipping performance; due to the special hole and boundary design, corresponding clipping and sewing fixation are easily perfrmed according to surgical needs. The rotator cuff patch is good in biomechanical intensity, can provide enough mechanical support for rotator cuff joints, avoids patch creep deformation and improves the surgical efficiency and the treatment effect.

The invention relates to a producing method of amphiphilic hyperbranched polyaether nano self-assemblies. The invention includes following steps: (1) preparing monomer 3-eshyl-3-oxacyclobutane carbinol; (2) processing a ring opening polymerization reaction; (3) adding ethylene oxide again for reaction, getting product, depositing by sedimentation agent, drying in vacuum to a constant weight; (4) distributing it in the water solution under the magnetic stirring, then dripping into the water solution or organic solvent for dialysis, obtaining amphiphilic hyperbranched polyaether nano self-assemblies. The inventive self-assemblies has an adjustable size between 10-200nm and stabilize in nano level. The nano micelle has an even size which avoids the PEO phase separation on the micelle surface.

The invention is a method of directly analyzing the chemical composition of plant tissue slice, which relates to the chemical composition analyzing technology and comprises the following procedures: S1. Cutting the plant for testing into the slice of 10-20 Mu m thickness, and taking a piece of slice to lay on the target of stroma auxiliary laser analyzing flying time mass spectrograph; S2. Preparing stroma solution; S3. Using liquid displacing machine to add the stroma solution on the plant tissue slice; S4. Laying the target and the tissue slice dotted with stroma solution in vacuum dryer to dry; S5. Directly putting the target and the plant tissue slice for testing after drying into the stroma auxiliary laser analyzing flying time mass spectrograph to conduct analyzing, and finally achieving the information of the chemical composition contained by the plant slice. The analyzing method of the invention is convenient, quick and high-efficient, which doesn't need sample chemical processing, thus avoiding the defects that the traditional sample processing and analyzing method wastes long time, and the microcomposition is difficult to analyze and is possible to damage the chemical composition.

The invention relates to a camera module and a bracket thereof. The bracket comprises a barrel, a mounting plate and lugs, wherein the barrel has a first end face and a second end face which are opposite to each other; the mounting plate has a first surface and a second surface which are opposite to each other; the mounting plate is arranged in the barrel; the first surface and the first end face are flush with each other and constructed a mounting surface; the mounting plate is provided with a light hole passing through the first surface and the second surface; the light hole is used for accommodating an infrared cut-off filter of the camera module; the lugs are arranged on the mounting plate; one side of each lug far away from the mounting plate is used for carrying a voice coil motor of the camera module; a plurality of lugs are distributed in such a way that the voice coil motor of the camera module can be erected on the lugs under the condition of no external force; a space between the mounting surface and the lugs far away from the mounting surface is taken as a glue accommodating area; and the second end face is used for connecting a circuit board of the camera module. During assembly of the bracket, the overall dimension of the camera module can be ensured, and the voice coil motor can be prevented from being separated from the bracket in the case of falling.

The invention discloses a mobile phone earphone with an antitheft function. The mobile phone earphone comprises an earphone line (2), earphone bodies (3), a fixing clamp (4) and an earphone plug (5). The two ends of the earphone line (2) are connected with the earphone bodies (3) and the earphone plug (5) respectively. The fixing clamp (4) is located on the earphone line (2). The mobile phone earphone with the antitheft function further comprises a mobile phone placing bag (1). The front end of the mobile phone placing bag (1) and the earphone line (2) are integrally formed. The earphone plug (5) is placed inside a cavity of the mobile phone placing bag (1). The rear end of the mobile phone placing bag (1) is designed to be capable of being opened and closed. According to the mobile phone earphone with the antitheft function, due to the fact that the connection between the earphone and the mobile phone is strengthened, the mobile phone and the earphone can not be easily separated, and the probability that the mobile phone is lost under the alert-free condition is reduced.

The invention belongs to the technical field of synthesis of p-tert-butylphenol formaldehyde resin, and discloses a synthesis process of p-tert-butylphenol formaldehyde resin. The synthesis process comprises the following steps: adding a formaldehyde solution and ammonia water into a reaction kettle; uniformly adding p-tert-butylphenol, then heating to boiling, and maintaining for 150-180 minutes;cooling, adding acetic acid, neutralizing and stirring, and adding toluene for extraction; after standing for layering, draining wastewater; adding oxalic acid and tap water, stirring, standing for layering, and then draining wastewater; detecting pH which approximates 7-7.5, desolventizing the toluene under normal pressure, vacuumizing, and discharging under vacuum to obtain tert-butyl phenol formaldehyde resin. According to the process, the ammonia water is alkalescent, so that reaction is relatively mild, and the p-tert-butyl phenol formaldehyde resin prepared by the method is stable in product index and stable in use performance.

The invention discloses a household air filter element placement structure. The household air filter element placement structure comprises a connecting pipe and connecting rods, wherein the connectingrods are mounted on four corners of the bottom of the connecting pipe, a bolt sequentially penetrates through a second channel steel and a nut, and a first channel steel is mounted on the outer wallof the nut and is connected with a base. According to the household air filter element placement structure, the connecting rods, the connecting pipe and a filter net are combined into a filter element, so that the filter net can be used for filtering and is not scattered; the filter element can be placed on the base and can be clamped on the base through a baffle; the baffle and the connecting pipe can be mutually clamped through a clamping block and cannot be easily separated, and the connecting pipe is fixed on the baffle; and the baffle is stabilized and unlikely to shake by virtue of the connecting rods, so that the filter element is fixed on the base, and the filter element can be taken down from the base by wrenching the baffle and can be conveniently cleaned.

The invention relates to the field of air conditioner fans, in particular to an intelligent exhaust device with a dust removal assembly. The device comprises an air conditioner fan body, an exhaust mechanism, a filter mechanism, a lockout mechanism, a collecting mechanism, a dust removal mechanism and a shaking mechanism, under the effect of the exhaust mechanism, the wind direction can be changed, the air conditioner fan body is moved and taken, under the effect of the filter mechanism, the exhaust mechanism can be subjected to filter and dust removal, meanwhile, under the effect of the lockout mechanism, the position between the filter mechanism and the air conditioner fan body is subjected to limit lockout, under the effect of the dust removal mechanism, the dust falling off from the filter mechanism can be exhausted, meanwhile, through the shaking assembly, the dust attached to the filter mechanism falls off, secondary pollution is reduced, the falling dust can fall in the collecting mechanism through the dust removal mechanism to be stored, meanwhile, through pulling out of the collecting mechanism, the dust in the collecting mechanism is cleaned, and the interior of the air conditioner fan body is more clean and sanitary.

The invention discloses a fluffing device of a spinning frame. The problem is solved that for a traditional spinning frame, when two pieces of roving are combined into one piece of yarn, the yarn is not easily bonded and is easily separated in the later period. According to the technical scheme, the fluffing device of the spinning frame is characterized by comprising a mounting rack fixedly arranged on a device body, the mounting rack is located between a drawing mechanism and a twisting mechanism and provided with a fluffing mechanism, and the fluffing mechanism comprises a base fixedly arranged on the mounting rack, a guide assembly fixedly arranged on the base and a fluffing assembly arranged on the base; the roving penetrates through the guide assembly, and the fluffing assembly abutsagainst the roving through intermittent friction. According to the fluffing device of the spinning frame, the roving is subjected to friction fluffing before twisting of the roving, so that the surface of the roving is rough, the roving and other yarn are conveniently combined for winding, and the roving and the yarn are not easily separated in the later period.

The invention belongs to the technical field of grouting in shield machines and in particular relates to a backfill grouting double liquid and a backfill grouting method. The cementing speed of the backfill grouting double liquid is high, and the backfill grouting double liquid can rapidly provide early strength (the compressive strength reaches 0.5 kgf/cm2 within 1 h, and the compressive strengthreaches 8 kgf/cm2 within 24 h). The the compressive strength of the backfill grouting double liquid can reach 0.6-1.1 kgf/cm2 within 1 h and can reach 9-13 kgf/cm2 within 24 h. The cementing time ofthe backfill grouting double liquid after being mixed is 8-15 s and is obviously less than the cementing time (3 min-3h) of an existing double liquid. Compared with single liquid synchronous grouting,the grouting of the cemented backfill grouting double liquid is harder to generate material separation.

The invention discloses a porous-based ultrasonic-speed adsorption type compressor blade. A suction chamber which is through in a blade extending direction is arranged between a suction surface and a pressure surface of the ultrasonic-speed adsorption type compressor blade. A plurality of suction holes which communicate with the suction chamber are distributed in the suction surface of the ultrasonic-speed adsorption type compressor blade. Each suction hole is a circular hole or a rectangular hole with the same cross section area. Blade spacing on a gate plate, of the ultrasonic-speed adsorption type compressor blade is 30.55 mm, and a mounting angle is 47 degrees; during numerical simulation under a designed working condition, an inlet gas flow angle is 61 degrees, and an inlet Mach number is 1.5. The porous-based ultrasonic-speed adsorption type compressor blade avoids reflection, on the suction force, of shock waves, reduces loss of passing shock waves; and meanwhile, shock wave impact points are in the suction holes, so that mutual interference between the shock waves and the attaching layer of the suction force are effectively weakened, an attaching layer separation phenomenon after shock waves is effectively inhibited, too great Mach after before shock waves due to continuous acceleration, on the suction force, of the gas flow is avoided, and Mach number before waves and shock wave loss are reduced.