108results about How to "Won't harden" patented technology

The invention belongs to the technical field of aerospace sealing materials, and particularly discloses highly-oil-repellenting highly-waterproof seamless polytef expansion sheet materials and a preparation method thereof. The preparation method comprises the following steps: mixing materials, performing, pushing and pressing, calendaring, drying, puffing, sizing, thermocompression bonding, surface chemical processing, and the like. The highly-oil-repellenting highly-waterproof seamless polytef expansion sheet materials which are prepared and obtained by the method have good chemical stability, electrical insulating property, and self-lubrication performance, overcome the cold flow property (creepage) of pure polytef sealing materials, cannot become hard or crisp ( good elasticity) with the time, can bear the temperature range of -65 DEG C - +177 DEG C, are applicable to flat seal of various shapes, and are indispensable and important materials in frontier science and modern industries.

The invention provides a process for preparing expanded polytetrafluoroethylene structure sealing plate which consists of material mixing, pre-forming, pulling, calendering, drying, bulking, and shaping. The sealing plate prepared thereby possesses fine chemical stability, electrical insulation property and self-oiliness.

A method for processing zongzi without wrapping leaf comprises the following steps: immersing a zongzi wrapping leaf in clear water, and boiling and extracting twice to prepare a zongzi wrapping leaf liquid; adding one or more than two components containing 2-10wt% of soluble dextrin, 0.05-1.0wt% of liquid sucrose ester or 10-100wt% of sweetener into the zongzi wrapping leaf liquid to blend the zongzi wrapping leaf liquid, calculated by the weight of the zongzi wrapping leaf liquid; adding the blended zongzi wrapping leaf liquid 1.5 times of the weight of glutinous rice, and immersing the glutinous rice to a water content of 50-60%; filling the soaked rice quantitatively into a triangle food cooking bag, compacting, and vacuumizing; cooking the glutinous rice in a high-pressure digester to a cooked state, carrying out back pressure cooling to the temperature of the zongzi reaching 50 DEG C, and taking the zongzi out of the digester; and compacting the zongzi in a conical die for molding. The finished product provided by the invention has leaf nutrition and flavor better than those of a traditional zongzi wrapped by leaf, and greatly reduces the labor intensity, improves the production efficiency, and can realize the mechanization, automation and mass production; and after storing at room temperature for 12 months, the finished product still has soft and waxy taste, can be eaten instantly without heating, and is suitable for usage in tourism, leisure, outdoor, aviation and space.

The invention relates to a graphene-organosilicon modified urethane resin synthetic leather, which is prepared from the following ingredients: graphene-organosilicon modified urethane resin, fluorine-modified alkide resin, propylene glycol n-butyl ether, a flatting agent, a thickening agent, a foaming agent, a filler, a water-based color paste, a plasticizer, an ammonium stearate emulsion and de-ionized water, wherein the graphene-organosilicon modified urethane resin is prepared through reaction of polyisocyanate, polyhydric alcohol, a polybasic amine chain extender, oligomer polyhydric alcohol, dimethylolpropionic acid, organosilicon, graphene, a neutralizer and de-ionized water; the synthetic leather prepared by the invention is capable of effectively preventing statical electricity, and has the characteristics of good abrasion resistance, high crosslinking density, good chemical resistance and no pollution.

The invention relates to construction equipment, in particular to automatic cement marching paving equipment for a construction ground. The automatic cement marching paving equipment for the construction ground has large working capacity, can quickly conduct working, saves time and labor, can conduct working quickly without letting cement harden. The automatic cement marching paving equipment forthe construction ground comprises a mounting plate, first mounting blocks, wheels, a discharging pipe, a sliding sleeve, a supporting rod, a material box, a supporting plate, a second mounting block,a first rotating wheel, a chain, a first guide rail and the like. The middle portion and the right portion of the front side, and the middle portion and the right portion of the rear side of the mounting plate are all connected with the first mounting blocks. The automatic cement marching paving equipment for the construction ground achieves the effects of having the large capacity, being capableof conducting work quickly, saving time and labor during the working process, and being capable of working quickly without letting the cement harden.

The invention relates to the technical field of garden equipment, in particular to a flowerpot. In order to solve the technical problem that soil in the flowerpot is inconvenient to loosen, the invention provides the flowerpot. The flowerpot includes a shell, the bottom of the shell is welded with a base, the top of the shell is welded with a fixation ring, a fixation plate is welded in the shell,a circular hole is formed in the fixation plate, the circular hole is internally and movably connected with a thrusting needle, the bottom of the thrusting needle is fixedly connected with a circularplate, the bottom of the thrusting needle is fixedly connected with a circular plate, and the bottom of the circular plate is fixedly connected with an N-pole annular magnet. The outside of the shellis movably connected with an S-pole annular magnet, and the bottom of the fixation plate is fixedly connected with a reset spring. Only by moving the N-pole annular magnet up and down continuously, people can easily loosen the soil of the flowerpot; by imitating soil sliding or landslide in real life, the position of the soil in the shell can be changed, in this way, the soil can be more suitablefor planting in sliding chute, and the soil loosening effect is better.

The invention discloses sleeveless body contouring thermal clothing which comprises a body contouring thermal waistcoat body, a thermal velvet layer is arranged on the inner layer of the body contouring thermal waistcoat body and is made of dense thermal velvet fabric, a front part of the body contouring thermal waistcoat body is provided with shoulder straps, a chest area and a waist and abdomen area, the chest area is provided with a boob tube top structure, a chest supporting device is arranged on the inner side of the boob tube top structure, and the body contouring thermal waistcoat body achieves body contouring through elasticity cloth. The waistcoat design is adopted, the widened design of 5 cm is adopted in the shoulder straps, no constraint feeling exists after the clothing is worn, and the user can move freely. The chest supporting device is designed on the inner side of the boob tube top structure of the chest area, two layers are adopted in the boob tube top structure, and ventilation and bacterium resisting are achieved. The fishbone-free sewing-thread-free seamless design is adopted in the waist and abdomen area, the wearing comfort level and stereoscopic draping sense are increased, shell fabric and lining are of a hollow structure, the heat conducting coefficient is made to be the minimum, the fine and soft touch feeling is achieved, the combing and close texture is achieved, the sleeveless body contouring thermal clothing is more comfortable to wear and can be closer to the skin, heat gathering is fast, and the heat retention property is excellent.

The invention relates to a high-stability low-temperature-resistant plastic which is prepared from the following raw materials in parts by weight: 2-4 parts of triethylenediamine, 3-6 parts of toluene diisocyanate, 2-5 parts of polyvinyl ester, 4-9 parts of epoxy resin, 18-25 parts of carbon black, 2-6 parts of phenolic resin, 4-7 parts of ethylene copolymer elastomer, 2-8 parts of closed-cell expanded perlite, 10-15 parts of PE (polyethylene), 4-9 parts of nylon, 1-3 parts of titanium white, 14-17 parts of tri-n-butyl amine, 3-7 parts of aluminum powder and 4-8 parts of graphite. The high-stability low-temperature-resistant plastic has higher mechanical properties and stability, can not become hard or brittle at low temperature, and can keep in normal state.

The invention discloses a printing machine comprising rollers, a conveying rail and screw rods. One side of the conveying rail is in transmission connection with the motor through a belt. The conveying rail is provided with a holding bin. The conveying rail is connected with a conveying shaft through a connection block. The top of the conveying rail is provided with an air outlet. One side of theair outlet is connected with an air heater. One side of the air heater is provided with the rollers. The tops of the rollers are provided with outlets. The inner portions of the outlets are provided with the screw rods used for uniform ink discharging. According to the printing machine, the four rollers are arranged in the printing machine body, the angles between every two rollers are identical,the tops of the rollers are provided with the outlets, and one side of the rollers is provided with the air heater used for air drying. The air heater can air dry products obtained after ink jet in time, and the four rollers jointly work, so that the efficiency of the printing machine is improved; and in this way, the printing machine is simple in structure and higher in practicability.

The invention discloses halogen-free flame retardant slowly-recoverable memory foam which is prepared from the following raw materials in parts by weight: 20 to 50 parts of polyether glycol 1030, 4 to 10 parts of polyether glycol 2000, 23 to 56 parts of MDI, 8 to 20 parts of slowly-recoverable polyether, 8 to 20 parts of white oil, 9 to 24 parts of a halogen-free flame retardant, 1.2 to 3 parts of an opening agent, 0.02 to 0.5 part of an amine catalyst and 0.3 to 0.9 part of silicon oil. The product retains certain crosslinking degree, so that the product is insensitive to low temperature and cannot be hardened in winter; the added slowly-recoverable polyether LR-00 is insensitive to temperature, so that the influence on the product due to the environmental temperature is low; during use, the halogen-free flame retardant slowly-recoverable memory foam can keep cool in summer and warm in winter; the comfortableness is greatly improved, and the slow recovery effect can be also improved.

The invention discloses a special flow type silicone sealant for a road. The special flow type silicone sealant for the road comprise raw materials in parts by weight as follows: 54-58 parts of room temperature vulcanized methyl silicone rubber with the viscosity of 1,200-1,600 mPa*s, 115-125 parts of room temperature vulcanized methyl silicone rubber with the viscosity of 18,000-20,000 mPa*s, 210-220 parts of silica powder, 122-130 parts of nano calcium carbonate, 0.1-1 part of di-n-butyltin dilaurate, 22-30 parts of methyltris(methylethylketoxime)silane, 5-10 parts of vinyltris(methylethylketoxime)silane and 1-2 parts of a coupling agent. The special flow type silicone sealant for the road has excellent high-low-temperature resistance and weather aging resistance, cannot deform in an environment with the too high or too low temperature and has good extensibility, elasticity, convenience in construction and long service life.

The invention discloses a sports floor and a preparation method thereof. The sports floor comprises a PP plastic layer and a TPE rubber layer which is formed by performing injection molding on moltenrubber, injected through rubber injecting channels, in grooves. Protruding lugs arranged in a matrix mode are arranged on the front face of the PP plastic layer. The grooves are formed between the adjacent rows of the protruding lugs and between the adjacent lines of the protruding lugs correspondingly. The multiple rubber injecting channels communicating with the grooves and used for injecting the molten rubber into the grooves are formed in the back face of the PP plastic layer. The upper surface of the TPE rubber layer is not lower than the upper surfaces of the protruding lugs. According to the sports floor provided by the invention, the requirements for stability and shock absorption can be met simultaneously, and the usage experience is good.

The invention provides a copper alloy wire for ball bonding. The copper alloy wire for ball bonding consists of 0.1-1.5% by weight of nickel, 0.01-1.5% by weight of platinum or palladium, 0.1-20 ppm by weight of sulphur, 10-80 ppm by weight of oxygen, and the balance being copper; and specially consists of 0.1-1.5% by weight of nickel, 0.01-1.5% by weight of platinum or palladium, 0.1-20 ppm by weight of sulphur, 10-100 ppm by weight of phosphorus, 10-80 ppm by weight of oxygen, and the balance being copper (Cu). By employing the copper alloy wire for ball bonding, even if a bonding wire is thinned and a molten ball is contracted, the welding face for crimping the ball does not spread to form a petaline shape, and a stable and uniform crimping shape can be ensured.

The invention relates to a refrigerator and a magnetic door seal for a freezer. The door seal is a TPE elastomer door sealing glue sheath; the section of the glue sheath is an annular air bag; a magnetic strip passes through the door seal; and the TPE elastomer door sealing glue sheath mainly comprises the following materials: SEBS, PP, PE, CaCO3, white oil, lubricating agent, antioxidant and proper amount of pigment. The invention has the following advantages: when cold gas is spilled out, the cold gas must perform heat exchange with outside air through the air bag outside, which protects the environment and is not easy to be influenced by the environment temperature, thereby greatly decreasing cold quantity loss. The invention greatly improves the sealing effect of door seal and refrigerator and decreases the coefficient of heat transfer, thereby saving energy and having the advantages of decreasing energy consumption, prolonging service life.

The invention discloses an automatic glutinous rice cake granulating device. The automatic glutinous rice cake granulating device comprises a conveying frame; a fixed plate is fixedly arranged at the left top surface of a top plate of the conveying frame; a cutting through groove is formed in the right end of the top surface of the fixed plate; an accommodating groove is formed in the top surface of the fixed plate; a heating plate is inserted and sleeved in the accommodating groove; the bottom surface of the heating plate is fixedly arranged on the bottom surface of the accommodating groove; a conveying groove body is fixedly arranged on the fixed plate; the right end of a base plate of the conveying groove body is provided with a through groove; the through groove and the cutting through groove are aligned from top to bottom; side supporting plates are respectively fixed on the two sides of the right part of the top plate of the conveying frame; the two ends of two transmission rollers are articulated to the corresponding side supporting plates; a conveying belt is tensioned on the two transmission rollers; a motor connecting frame is fixed on the outer sidewall of one side supporting plate; a driving motor is fixedly arranged on the motor connecting frame. The automatic glutinous rice cake granulating device disclosed by the invention can be used for automatically cutting and automatically conveying strip-shaped glutinous rice cakes; meanwhile, the automatic glutinous rice cake granulating device is provided with the heating plate, so the temperature of the glutinous rice cakes can be guaranteed in real time and the glutinous rice cakes can be prevented from rigidification when being processed.

A mix for a fried food coating according to the present invention is characterized by containing waxy potato starch. Preferably, the added amount of waxy potato starch is 15-50 mass% with respect to the total weight of the mix. Preferably, 15-50 parts by mass of waxy potato starch and 10-85 parts by mass of non-waxy potato starch are also contained. Also, the waxy potato starch preferably has 85 mass% or more of amylopectin content. Further, preferably, a swelling agent is contained in an amount of 0.3-3 mass% with respect to the total weight of the mix and also sugars are contained in an amount of 2-8 mass% with respect to the total weight of the mix.

The invention provides full deer gelatin for treating osteoporosis and a preparation method of the full deer gelatin. The full deer gelatin comprises the following components in parts by mass: 100-500g of deer horns, 300-600g of cornu cervi pantotrichum, 400-600g of deerskin, 100-500g of deer's sinew, 100-500g of deer bone, 200-600g of deer tails, 40-110g of deer blood, 50-70g of deer whip, 20-80gof deer hearts, 30-60g of deer kidneys, 40-90g of deer livers, 40-50g of deer lungs, 20-50g of deer intestines, 5-15g of codonopsis pilosula, 5-15g of cistanche deserticola, 6-10g of lucid ganodermaand 5-10g of astragalus membranaceus. The preparation method comprises the following steps: preparing raw materials; putting the raw materials into water, timing after the water is boiled, boiling for4-6 hours, and filtering solids and residues so as to obtain an extract I; putting the solids and the residues into water, timing after the water is boiled, boiling for 2-3 hours, and filtering so asto obtain an extract II; filtering the extracts in sequence, cooling, and concentrating, thereby obtaining a finished product, namely the full deer gelatin. By adopting the full deer gelatin for treating osteoporosis, the defects that a conventional western medicine for treating osteoporosis is high in price and liable to cause complications can be solved.

The present invention specifically provides a freeze-resistant glutinous rice pastry which is manufactured by the following steps: finely selecting high-quality glutinous rice, washing and cleaning, soaking the glutinous rice with fresh water; taking out the soaked glutinous rice and grinding the soaked glutinous rice into glutinous rice flour; putting the glutinous rice flour into a high temperature steamer with stirring to conduct steaming under an airtight and pressing condition; after steaming, uncovering the steamer and adding high-quality soft white sugar or xylitol, and stirring; adding pure water and continuously stirring; when a pastry body becomes fine, smooth and soft, adding flour, and stirring evenly; taking out the pastry from a pot, air-cooling, molding, packaging, sterilizing, sub-packaging, and inspecting quality of the pastry, and delivering the pastry from storage. The pure glutinous rice is used as main raw materials without any addition of starch, agar, and chemical additives, thus the emergences of retrogradation and other denaturing problems of the glutinous rice starch chains are avoided, and user's taste cannot be affected. The manufacturing method of the freeze-resistant glutinous rice pastry extends the stirring time and increases the number of stirring processes, and the repeated stirring enables the glutinous rice paste to be more "energetic", and the finished product is more tough and chewy. Since the finished products are stored at -18 DEG C in the cold storage, the additions of any preservatives are not needed and thus the original taste and flavor of the glutinous rice are maintained, and the food safety is further ensured.

The invention relates to a cloth perforating device which comprises a cloth roll and a machining table. A vertically formed through hole is formed in the machining table, and a water tank and a spraying gun are arranged above the machining table. The water tank is connected with a first driving mechanism and a water pipe aligned to the through hole, and a pressure valve is arranged at the end, away from the water tank, of the water pipe. A spray head pointing to the through hole is arranged on the spraying gun. A reciprocating mechanism and a sliding rail are further arranged above the machining table, and the sliding rail is in sliding connection with a sliding block connected with the reciprocating mechanism. The sliding block is rotationally connected with a claw, a smooth face is arranged on the side, close to the through hole, of the claw, and the sliding block is fixedly connected with a limiting column for enabling the claw to swing in one direction. A second driving mechanism is arranged below the machining table and connected with a collecting box and a piston cavity, and the collecting box is connected with an iron suction pipe. The suction pipe is aligned to the throughhole, a tool is arranged, and the machining table is fixedly connected with a piston rod. A rubber plug is arranged on the piston rod, and the piston cavity communicates with the collecting box. According to the scheme, automation movement of cloth is achieved.