84results about How to "Not crushable" patented technology

The invention discloses an ultraviolet curable resin composition, which comprises the following components by weight: 50-90 parts of ultraviolent sensitive prepolymer resin, 10-50 parts of active diluent monomer, 5-20 part of olefin modified resin, 1-20 parts of ultraviolent free radical photoinitiator and 1-2 parts of functional auxiliary agent. The ultraviolet curable resin composition prepared by the invention is better in mobility, more excellent in optical performance and bonding strength, lower in Shore hardness, and small in impedance corrosion for ITO (indium tin oxide), can be widely applied to plane or curved surface bonding of the transparent materials in the optical field, such as a touch screen, and is capable of effectively inhibiting unevenness display of laminated bodies caused by an internal stress and an external stress and stripping of cured resin; and furthermore, the operating process is simpler, reworking is easier and the product yield is high.

The invention relates to a telescopic compound fertilizer rotary drum granulator comprising a support (1), a feeding port (2), a supporting wheel (4), a frame (8), and a discharging port (9). The frame (8) is provided with an inner cylinder (7) and an outer cylinder (6) sleeved on the inner cylinder (7), wherein the rotation directions of the inner cylinder (7) and the outer cylinder (6) are the same, but the rotation speeds of the inner cylinder (7) and the outer cylinder (6) are different. Granulating rods (3) are distributed in a threaded form on the outer wall of the inner cylinder (7). The inner cylinder (7) is arranged on the support (1) through a shaft, wherein the cylinder (7) can rotate. The outer cylinder (6) is arranged on the frame (8) through the supporting wheel (4). The feeding port (2) is arranged on one end of the outer cylinder (6), and the discharging port (9) is arranged on the other end of the outer cylinder (6). Compared to existing technologies, the granulator provided by the invention is advantaged in small volume, simple structure, high granulating rate, and no restriction on raw material performance. With the telescopic compound fertilizer rotary drum granulator provided by the invention, materials with any formula can be produced.

The invention provides a method for increasing formation bearing pressure during drilling plugging. The method comprises the following steps: by mixing calcite, marble, quartz and granite, a rigid plugging agent GFD is obtained, the rigid plugging agent GFD is ground into four particle size grades, and all grades of the rigid plugging agent GFD are mixed in proportion, so as to obtain a rigid plugging material; an optimal mixing relation table of different opening degrees of cracks, different particle size grades of the rigid plugging agent GFD and the concentration of the plugging material is built through an experimental method; through the optimal mixing relation table, auxiliary materials are matched for plugging operations on cracks with different degrees. The method for plugging, provided by the invention, can effectively improve the formation bearing pressure, and has the characteristics of high intensity, no hydration, zero deformation and the like, bridging during a drilling crack plugging process is easy, a stamping layer is formed through filling, and relatively high temperature can be borne.

The invention discloses a compound sustained-release preparation containing felodipine and ramipril and a preparation method of the compound sustained-release preparation, wherein the compound sustained-release preparation is prepared by mixing felodipine sustained-release pellets and ramipril immediate-release pellets according to a specific dose proportion. The felodipine sustained-release pellets can sustainably release for 12 hours, and can be taken once a day, so as to keep the antihypertensive effect for a long time, the ramipril immediate-release pellets can be quickly absorbed so as to achieve the antihypertensive effect and treat the plasma concentration, due to the combination of the two kinds of pellets, the antihypertensive effect can be greatly enhanced, the toxic and side effect of the medicine can be reduced, the administration frequency can be reduced, sustainably stable antihypertensive effect can be achieved in a human body, the patient compliance can be enhanced, the compound sustained-release preparation consists of hundreds and thousands of pellets in uniform particle sizes, so that the damage of individual pellets will not cause burst release of the whole preparation, and compared with the sustained release tablets, the compound sustained-release preparation disclosed by the invention has the advantages of higher safety, lower irritation to gastrointestinal tract, more stable plasma concentration and capability of effectively improving the clinical effect.

An intersection traffic light capable of achieving road direction simultaneously belongs to the field of traffic facilities. The intersection traffic light capable of achieving road direction simultaneously is structurally composed of a controller, a height traffic light and a road traffic light, both the road traffic light and the height traffic light are controlled by the controller, and the road traffic light is arranged on the ground lane separation line of an intersection and issues traffic directions the same with the height traffic light. The intersection traffic light capable of achieving road direction simultaneously has the advantage that the road traffic light arranged on the road can expand the visual range of the intersection traffic light.

The invention discloses a metroprolol succinate hydrochlorothiazide sustained-release pellet capsule and a preparation method thereof. The metroprolol succinate hydrochlorothiazide sustained-release pellet capsule is prepared by mixing a metroprolol succinate sustained-release pellet and a hydrochlorothiazide quick-release pellet according to provided dose ratio, and filling into a hard capsule. The metroprolol succinate sustained-release pellet constantly releases the medicine for 24 hours, and the medicine is taken once a day, thereby retaining the lasting antihypertensive effect; the hydrochlorothiazide quick-release pellet is rapidly absorbed so as to achieve the diuresis and antihypertensive effect, and by combining the pellets, the antihypertensive effect is doubled, the toxic and side effects of the medicine are reduced, the number of the medicine administrations is reduced, and lasting and stable antihypertensive effects are achieved in vivo, so that the compliance of patients is improved; and meanwhile as the sustained-release pellet preparation is composed of hundreds of pellets of uniform granule sizes, the sudden release of the whole preparation is not caused by the breakage of individual pellets, so that the medicine is safer than a sustained-release tablet, smaller in irritation to gastrointestinal tracts and more stable in blood concentration, and the clinical effectiveness and security are effectively improved.

The present invention addresses the problem of providing: a retardation film which has high contrast and exhibits excellent wound state stability during the production of a long laminated roll; a method for producing the retardation film; and a polarizing plate and a liquid crystal display device, each of which is provided with the retardation film. A retardation film of the present invention contains a cellulose acylate that has a degree of substitution of acetyl groups within the range of 2.0-2.5, and is characterized in that if one surface of the retardation film is referred to as surface A and the other surface of the retardation film is referred to as surface B, the Martens hardness of surface A and the Martens hardness of surface B are both within the range of 190-210 N/mm2, and the arithmetic mean roughness (Ra) of surface A and the arithmetic mean roughness (Ra) of the surface B are both within the range of 0.5-2.0 nm.

The invention provides a heat-conducting silica gel sheet for heat dissipation of a lithium battery of a new energy automobile and a preparation method thereof, belonging to the field of heat dissipation materials for lithium batteries. The heat-conducting silica gel sheet is prepared from the following raw materials in parts by weight: 30 to 40 parts of vinyl-terminated methyl silicone oil, 1 to3 parts of alpha,omega-hydroxyl-terminated polydimethylsiloxane, 2 to 5 parts of polymethylhydrosiloxane, 0.1 to 1 part of tetramethoxysilane, 20 to 30 parts of graphene doped boron nitride, 10 to 20parts of fumed silica, 1 to 5 parts of microcrystalline wax, 0.05 to 0.2 part of dibutyltin dilaurate, 5 to 10 parts of KH-570, 20 to 25 parts of methyl vinyl MQ silicon resin, 0.1 to 0.5 part of acetenyl cyclohexanol, 5 to 10 parts of allyl glycidyl ether, 1 to 2 parts of zinc dimethyldithiocarbamate, 0.01 to 0.02 part of a hydrosilylation catalyst and 100 to 200 parts of water. The heat-conducting silica gel sheet has good heat conduction performance, the heat conduction coefficient is larger than or equal to 7.21 W/(m.k), the insulation performance is excellent, the breakdown voltage is larger than or equal to 24.63 kV, and certain mechanical elasticity is achieved; and the heat conduction silica gel sheet is not prone to crushing and fracturing, and can meet the requirement for heat dissipation of the lithium battery of the new energy automobile.

The invention belongs to the technical field of artificial board production and particularly discloses a processing method of a particle board. The processing method comprises raw material preparation, screening, flaking, drying, storing, mixing, mould feeing, hot pressing and inspecting and storing, wherein in the step of hot pressing, a motor is started, a second rotation shaft rotates to generate down pressing force, a down-pressing block drives a hydraulic block to move downward together so as to push an up-pressing plate to move downward and down press a particle board and heating plates; meanwhile, the particle board is extruded between the heating plates to realize a pressing operation of the particle board; and after the pressing of the particle board, the motor is turned off, a flexible connector and a spring recover deformation to promote separation of the heating plates, and then the upper surface of the particle board is separated from the lower surface of the heating plate. The scheme provides a processing method of a particle board, wherein the pressing plate is under uniform stress, and the pressed particle board easily falls off and is not crushed.

The invention discloses an assembly method and a preparation technology of a compound metformin hydrochloride and pioglitazone hydrochloride slow-release micro-pellet preparation. The preparation technology comprises the following steps: respectively preparing metformin hydrochloride slow-release micro-pellets and pioglitazone hydrochloride slow-release micro-pellets; mixing the metformin hydrochloride slow-release micro-pellets with the pioglitazone hydrochloride slow-release micro-pellets, and carrying out a drug release experiment; mixing qualified products according to the assembly weight percent, so as to prepare the compound metformin hydrochloride and pioglitazone hydrochloride slow-release micro-pellet preparation; loading into hard capsules or pressing into tablets. Therefore, the hypoglycemic effect is ideal; the toxic and side effects of the drug can be reduced; the sustained and steady hypoglycemic effect can be achieved inside a body; the compliance of a sufferer is improved; the preparation has high bioavailability and stable blood concentration; the clinical treatment effect can be effectively improved; better dosage regimen and curative effect are provided for diabetes patients at home and abroad.

The invention discloses a tablet press for pharmacy, which includes a body, a supporting column, a lower punch, a guide column, a first spring, a sleeve, a tableting plate, a middle die, a heat conduction ring, a cooling pipe, a buffer plate and second springs. The top end of the supporting column is provided with a lower punch. The middle part of the guide column is sleeved on a first spring. Themiddle part of the top surface of the middle die is embedded with a heat conduction ring. One end of the cooling pipe is connected with a water inlet pipe. Second springs are arranged on the top surface of the buffer plate. The top end of the lower punch is provided with a sleeve. The inner part of the sleeve is provided with a guide column and a first spring. The tablet can be buffered when being pressed and will not be crushed. The rate of finished products is increased. A heat conduction ring for heat conduction and a cooling pipe for carrying out heat exchange are arranged in the middle die. The temperature of the die is reduced during cycling pressing process. The vibration is absorbed by second springs at the top end of the buffer plate and the middle die is protected so as to prevent the die from being damaged due to the vibration generated by the impact.

The invention discloses a granite concrete pavior brick and its manufacturing method. The method comprises the following steps: taking cement, mountain sand and broken stone as the bottom layer raw materials, taking cement, mountain sand and granite as the surface layer raw materials, then placing a double-layer die filled with surface layer mixed raw materials and bottom layer mixed raw materials into a 80 ton-110 ton of press machine for vibrating, pressurizing and forming to obtain the granite concrete pavior brick. The granite concrete pavior brick has the advantages of good wear resistance, high strength, uniform bearing, simple and fast construction, good draining performance, low cost and long service life. Comparing the tests under the same usage environment condition and same thickness of the brick, the service life of the granite concrete pavior brick is 2-3 times higher than that of a traditional concrete brick. And can be widely used for large load bearing roads, wharfs, squares, pavements, earth-retaining slopes, lawn roads and the like. Tests prove that the maintenance work is greatly reduced and the manpower and the material resources can be saved by using the pavior brick of the invention.

The invention discloses an effective, environment-friendly and high-strength nest type support protecting agent. The agent comprises a main body (2), wherein the two ends of the main body are of a shape of a flat circular body with an externally convex curved surface; honeycomb holes (3) distributed in a mesh structure are formed in the main body; reinforced ribs (4) are arranged among the honeycomb holes at intervals; and the main body consists of the following components in percentage by weight: a composition prepared from 70 to 90 percent of environment-friendly fine silicon carbide powder and 10 to 30 percent of organic clay, 5 to 10 percent of hydroxymethyl cellulose, 5 to 10 percent of Chinese wood oil, 5 to 10 percent of silica sol and 4 to 8 percent of magnesium stearate. Mine resources can be saved; environmental protection is beneficial; the agent has high hardness, compressive resistance, acid and alkali resistance, corrosion resistance, thermal erosion resistance, heat conductivity and heat stability; support protecting ability can be greatly improved; the utilization period of a catalyst is prolonged; the activity of the catalyst can be ensured; the reaction speed is increased; the production cost is reduced; and the working efficiency of a reactor is improved.

The invention discloses a ceramic fiber-added compound snow-melting deicing agent special for urban roads. After sugarcane leaves and hemp palm barks are swelled and filled with polyacrylic acid emulsion, the cell walls are enhanced; the gaps in staggered fiber space is filled with the resins, so that the combination between fiber and fiber is enhanced; more micro-pores are introduced after carbonization, so that the adsorption capacity can be improved; according to the invention, glacial acetic acid is replaced by pyroligneous acid, modified fluorite powder is taken as calcium and magnesium precursor, the two materials are mixed to form the snow-melting agent, and the prepared snow-melting agent and anti-sliding auxiliaries are wrapped and pelletized and then are dried, so that the compound snow-melting deicing agent is acquired; the compound snow-melting deicing agent is added with the ceramic fibers, so that the strength is high and the compound snow-melting deicing agent is difficult to be crushed by automobiles; after the snow and ice are melted, the freezing point can be quickly reduced; the ceramic fiber-added compound snow-melting deicing agent can absorb heat so as to accelerate the snow melting; the residual liquid can be absorbed by the anti-sliding auxiliaries so as to prevent the pavement from being corroded; the method provided by the invention is low in cost, high in product fluidity and good in snow-melting effect.

The invention relates to the technical field of pavement construction, in particular to a concrete pavement construction method which comprises the following steps: S1, excavating a trench; s2, compacting the bottom of the trench, then laying a reinforcing net at the bottom of the trench, and backfilling and compacting then soil is backfilled; s3, laying a base layer at the bottom of the trench; s4, laying a cushion layer on the base layer; s5, laying a reinforcing net on the cushion layer; s6, pouring a concrete surface layer on the cushion layer, wherein the concrete surface layer is formedby pouring concrete grout, and the concrete grout comprises the following components in parts by mass: 100 parts of Portland cement; 250 to 300 parts of fine aggregate; 300 to 350 parts of coarse aggregate; 25 to 30 parts of picoxystrobin; 2 to 3 parts of ethyl cinnamate; 2 to 3 parts of methyl cinnamate; and 90-110 parts of water. The method has the effects that the concrete pavement is high in stability and not prone to cracking and breaking, and the driving safety is high.

The invention belongs to the field of food processing devices, and particularly discloses a broad bean peeling device. The device comprises a feeding unit, a peeling unit and a screening unit which are sequentially arranged. The feeding unit comprises a discharging hopper and an obliquely arranged conveying plate, and the two sides of the conveying plate are provided with guiding plates. The peeling unit comprises a transport belt, an opening knife, a fixing plate and a peeling plate, the transport belt is located below the lower end of the conveying plate, and a pushing plate is arranged above the side, close to the conveying plate, of the transport belt. Grooves are formed in the transport belt, and the depth of each groove is 0.2-0.4 cm. The fixing plate and the peeling plate are distributed in the movement direction of the transport belt respectively and located above the transport belt, and the fixing plate is used for preventing broad beans out of the grooves; the opening knife is located under one side of the fixing plate; the screening unit is located below one side of the transporting direction of the transport belt. By means of the broad bean peeling device, the broad beans can be completely separated from broad bean peel, the peeling efficiency is improved, and the integrity of halves of the broad beans can be guaranteed at the same time.

The invention relates to the technical field of shoelaces, and particularly relates to a manufacturing method of a soft rubber shoelace head. The manufacturing method comprises the following steps: 1, filling a cavity of a three-dimensional mould with a suspension position with a rubber material; 2, enabling one end of a shoelace to sequentially pass through the cavity of the three-dimensional mould, and tensioning two ends of the shoelace by using the suspension position; and 3, closing the three-dimensional mould and then carrying out vulcanization-shaping in a vulcanizing machine, wherein the rubber material comprises the following components in parts by weight: 90-120 parts of synthetic rubber, 40-55 parts of white smoke, 8-15 parts of softening oil, 1-4 parts of an accelerant and 3-6 parts of a processing agent. The shoelace head manufactured by using the manufacturing method has the relatively good physical property and flexibility without being easily broken, and is convenient to use.

The invention relates to a combination method and a preparation process of a pioglitazone hydrochloride sustained-release pellet preparation. The method comprises the following steps: mixing pioglitazone hydrochloride, a solubilizing agent and an adhesive uniformly; applying an medicine to a blank pellet core to prepare a pioglitazone hydrochloride medicine-containing pellet core; preheating the pioglitazone hydrochloride medicine-containing pellet core; and spraying sustained-release layer coating liquid onto the pioglitazone hydrochloride medicine-containing pellet core to prepare a pioglitazone hydrochloride sustained-release pellet. A compound metformin hydrochloride pioglitazone hydrochloride pellet preparation prepared by mixing the pioglitazone hydrochloride sustained-release pellet and a metformin hydrochloride sustained-release pellet achieves an ideal blood sugar reducing effect, can reduce toxic or side effects of the medicine, can reach a sustained and stable blood sugar reducing effect in a human body, is favorable for improving the compliance of patients, has high bioavailability and stable blood concentration, and can effectively improve the clinical curative effect, thereby providing a better dosage regimen and curative effect to diabetic patients at home and abroad.