164results about How to "Small taste" patented technology

The invention provides a sugar-free soft sweet rich in collagen. The soft sweet comprises the following raw materials by weight: 1 to 50 parts of collagen, 0.1 to 10 parts of an anti-oxidant, 10 to 98 parts of a non-carbohydrate sweetening agent, 0.01 to 20 parts of gel and 0.1 to 50 parts of a food additive. The sugar-free soft sweet is granular, and each granular soft sweet has a net weight of 1 to 8 g. The collagen sugar-free soft sweet provided in the invention has the following characteristics: 1) high-content collagen is provided; 2) the soft sweet is sugar-free, has a low calorie value and does not enter into metabolism of a human body; 3) the anti-oxidant in a formula can promote absorption of collagen; 4) good stability is obtained; 5) a candy is used as a carrier, so the soft sweet has good taste and can be easily accepted by consumers; 6) the soft sweet has a small volume and is convenient to carry; 7) according to results of three months of accelerated inspection, degradation amount of collagen in the soft sweet is small; 8) the soft sweet has qualified taste after three months of accelerated inspection; and 9) the soft sweet has qualified taste after stored for 24 months at normal temperature.

It is intended to provide a process for producing a packaged drink whereby filling can be performed at room temperature without resorting to using a chemical or sterile water, the favorable taste and flavor of the content can be maintained while relieving the thermal degradation thereof, it becomes unnecessary to employ a heat-resistant container or to thermally sterilize or cool after sealing, and thus both of the equipment cost and the running cost can be largely reduced. After thermally sterilizing the content to give a definite sterilization value, it is quickly cooled to room temperature and then stored in a storage tank that has been preliminarily sterilized under such conditions as being equal to or exceeding the thermal sterilization conditions for the contents. While maintaining the storage tank under positive pressure with the use of a sterile gas, the content is fed into a filling machine that has been preliminarily sterilized under such conditions as being equal to or exceeding the thermal sterilization conditions for the contents. Thus, the liquid-feeding system ranging from the storage tank to the filling machine is made a closed liquid-feeding pathway free from the invasion of air from the outside. The drink is filled into a container having been sterilized with hot water in an environment-controlled space isolated from the outside wherein the surroundings have been thermally sterilized and washed with hot water at 65° C. to 100° C.

The invention provides an ultraviolet light cured silk screen snowflake printing ink and a preparation method thereof. The ultraviolet light cured silk screen snowflake printing ink which has a viscosity of 1500-3000cps at the temperature of 25 DEG C is prepared by materials of 50-60 parts of ultraviolet light curable resins, 5-8 parts of photoinitiators, 0.5-1 part of defoamers, 0.5-1 part of flatting agents, 0.1-0.2 part of polymerization inhibitors, 9-13 parts of wax powders, 5-15 parts of trimethylolpropane triacrylate, 5-15 parts of 1, 6-hexanediol diacrylate and 7.3-12.4 parts of colored printing ink which are firstly subjected to a predispersion at a medium speed of 200rpm to 500rpm for 30 minutes in a disc mixer, and then subjected to a dispersion at a high speed of 3000rpm to 3500rpm for one hour. The ultraviolet light cured silk screen snowflake printing ink has the advantages that the appearance is unique, the decorative pattern is delicate, the weather resistance is good, the smell is mild, the printing ink is environment-friendly, printed products touch smooth, and the like.

The invention discloses an aqueous binder for a vulcanized shoe and a preparation method of the aqueous binder. The aqueous binder comprises a binder component and a curing agent component. The binder component comprises, by weight, 20-60 parts of aqueous polyurethane dispersoids and 40-80 parts of natural emulsion. An assistant comprises 1-5 parts of tackifying resin, 0.2-0.5 part of a surface active agent, 0.02-0.06 part of a defoaming agent, 0.1-0.3 part of a wetting agent, 1.0-3.0 parts of vulcanization grinding bodies, 3-9 parts of water dispersive closed aliphatic polyisocyanate and 0.02-0.05 part of a thickening agent. The curing agent component comprises, by weight, 20-60 parts of water dispersive aliphatic polyisocyanates, 20-60 parts of aziridine cross-linking agents and 10-30 parts of co-solvents. The aqueous binder is used for manufacturing the vulcanized shoe, good adhesion and water resistance can be obtained, and meanwhile environment protection and physical and psychological health of workers are facilitated due to the characteristic of low odor.

The invention relates to a polyurethane top-coat paint and a preparation method thereof, and particularly relates to a polyurethane matt wearable top-coat paint for removing an odor and a preparation method thereof. The polyurethane matt wearable top-coat paint can be applied to office suite furniture, and belongs to the field of a household decorative coating. The polyurethane matt wearable top-coat paint for removing the odor is prepared from a primary agent, a curing agent and a diluent according to the ratio of (1-1.4):(0.5-0.7):(0.7-1.2), wherein the primary agent comprises the following components in parts by weight: 68-80 parts of alkyd resin, 5-10 parts of vinyl chloride-acetate copolymer, 0.5-1.8 parts of dispersant, 0.3-1.5 parts of flatting agent, 0.1-0.5 parts of defoamer, 2-6 parts of anti-settling agent, 2-8 parts of glass powder, 0.5-1 part of wax powder, 2-7 parts of matte powder and 3-8 parts of mixed environment-friendly solvent. The prepared polyurethane matt wearable top-coat paint for removing the odor is not only low in odor after construction, but also good in scratch resistance performance of the film, good in abrasive resistance, and good in environmental performance.

The invention relates to the field of polyurethane waterproof coating and discloses single-component polyurea modified polyurethane waterproof coating. The coating includes, by weight, 22-33 parts ofpolyether polyol, 5.6-7.6 parts of diisocyanate, 20-28 parts of a plasticizer, 34-44 parts of a pigment filler, 0.1-0.5 part of a chain extender, 0.1-0.2 part of a catalyst, and 2-3.5 parts of a self-prepared latent curing agent. A preparing method of the coating is further provided. The method includes uniformly dispersing the polyether polyol, the plasticizer, the pigment filler and the chain extender, then dewatering the mixture under vacuum, then adding the diisocyanate, stirring and reacting the mixture, then adding the self-prepared latent curing agent, stirring and reacting the mixture,finally adding the catalyst, fully stirring the mixture, and discharging a material under nitrogen protection. The self-prepared latent curing agent is adopted so that the coating is free of organicsolvent, low in viscosity and excellent in physical performance, and overcomes a problem that oil returning and insufficient tensile strength are caused by application of a high amount of plasticizers.

The invention discloses a processing technology of a cigar raw material tobacco. The processing technology comprises the following steps of: evenly spraying agilawood essential oil ethanol solution with 0.1%-0.5% of volume percentage composition onto the cigar raw material tobacco, and putting the sprayed cigar raw material tobacco into a fermentation chamber to be accumulated and fermented, wherein the weight ratio of the agilawood essential oil ethanol solution to the cigar raw material tobacco is (0.2-1): 100. The cigar raw material tobacco processed by the technology sends out a faint scent of agilawood, so that the irritation can be obviously reduced. The invention further discloses a preparation technology of a cigar based on the processing technology and the cigar prepared by the preparation technology, wherein the cigar can generate the faint scent of the agilawood when being burnt, so that the sharp taste of the tobacco can be eliminated, the throat can be wetted, and the inhalation of the nicotine and the inhalation of the second hand smoking by surrounding people can be further reduced under the action of the agilawood.

The invention discloses a preparation method of flavored spiced duck, relating to the field of food processing methods. The preparation method comprises the following steps: slaughtering, scalding, cleaning, curing, precooking, marinating, cooling, vacuum packaging, high-temperature sterilization, cooling, finished product obtaining and checking. The flavored spiced duck prepared by the preparation method has unique flavor, delicate meat quality, rich nutrients, refreshed taste and certain chewing sense.

The invention provides oily grinding liquid and a preparation method thereof. The oilness grinding liquid is mainly prepared from the following components: diamond micropowder, matrix oil, a surfactant, a wetting dispersant, a suspension concentrate, a lubricant, an antiwear additive and a viscosity modifier. The preparation method comprises the following steps: after performing ultrasonic stirring on the diamond micropowder, the surfactant and the matrix oil for 5-10min, adding the wetting dispersant and the suspension concentrate, and performing ultrasonic stirring for 5-10min; and then adding the lubricant and the antiwear additive, performing ultrasonic stirring for 5-10min, determining viscosity, and stirring for a period of time after adding a viscosity reducer or a thickener according to the actual viscosity to obtain the oily grinding liquid. When being applied to sapphire substrate precision machining, the oily grinding liquid provided by the invention has the outstanding features of high grinding rate, controllable grinding disc temperature and small TTV, can improve the grinding processing efficiency, lowers the processing cost, is small in smell and liable to clean andis green and environmentally friendly.

White granulated sugar and high fructose syrup is dissolved in water, filtered to eliminate insoluble matter, and processed in continuous vacuum film sugar cooking apparatus to eliminate water to obtain sugar paste, which is formed in monocrystal mold to form monocrystal sugar. The said process is short, has no food additive added and high yield, and the monocrystal sugar product is pure in taste, transparent and homogeneous in size.

A process for preparing liquid-state hydroxy-terminated polybutadiene features that the butadiene and H2O2 as trigger take part in polymerizing reaction in organic solvent at 90-120 deg.C for 1-3 hr and the Wt ratio of butadiene, H2O2 and organic solvent is 1:(0.021-0.16):(0.5-0.95). Its advantages are short process, high output rate, and high quality of product.

The invention relates to a processing method of a fast-cooking coarse cereal porridge material. The processing method comprises steps as follows: 1, screening of raw and auxiliary materials; 2, preparation of pre-cooked coarse cereals: cleaning; soaking; draining; steam fumigation: material bed thickness is 1-6 cm, fumigation temperature is 100-110 DEG C, and fumigation time is 20-50 min; high-low-temperature water soaking treatment: high-temperature water soaking treatment and low-temperature water soaking treatment are included, wherein the high-temperature water soaking is performed at 50-70 DEG C for 5-15 min, and the low-temperature water soaking is performed at 15-35 DEG C for 15-30 min; draining; quick-freezing; microwave vacuum drying; hot air drying: pre-cooked coarse cereal products are obtained, and water content of the pre-cooked coarse cereals is 6%-10%; 3, preparation of porridge mate particles; 4, pretreatment of the auxiliary materials; 5, mixing preparation: the pretreated coarse cereal raw materials, the pretreated auxiliary materials and the porridge mate particles are subjected to mixing preparation. The fast-cooking coarse cereal porridge material has taste, flavor and viscosity of traditional coarse cereal porridge and has effects of realizing fast and simultaneous cooking and being fast and convenient.

The invention discloses a preparation process of table vinegar. The preparation process comprises the following steps: 1) gelatinizing raw materials in liquid states, and carrying out saccharification and alcoholic fermentation; 2) carrying out acetic fermentation; 3) filtering out vinegar, and carrying out sterilization and blending to obtain a finished product. Wheat bran can absorb fermented grains and moisture to perform the functions of loosening and enveloping air, is rich in protein, and has a close relationship with the sapor of the table vinegar; crude bran mainly performs the function of loosening fermented grains, can accommodate and circulate air, and is favorable for aerobic fermentation of acetic bacteria; in the preparation process, the workload is low; the prepared table vinegar is good in taste and rich in nutrition.

The invention relates to a zip-top can crushing device. The zip-top can crushing device comprises a crushing box and a feeding tube arranged above the crushing box. Two tooth rollers are arranged in the crushing box. A filter net is arranged below the tooth rollers in the crushing box. The lower part of the crushing box is provided with a waste water collection tank through a pipe. An exhaust ductis arranged above the crushing box and is provided with several deodorizing devices. The deodorizing device comprises a deodorizing frame. A support frame with a mesh is arranged in the deodorizing frame. An activated carbon bag is arranged above the support frame. The exhaust duct corresponding to each deodorizing frame is provided with a plurality of exhaust holes. The lower end of one side ofthe crushing box is provided with a discharge pipe. The discharge pipe is connected to a cleaning tank. The zip-top can crushing device improves crushing effects, prolongs a service life, reduces thesmell of the object and improves the quality of the smelting in the later stage.

A substitute of tobacco shreds, a substitute of smoking requisite, and their smoking method are disclosed. Said substitute of tobacco shreds contains the basic tobacco substitute consisting of nicotine and tobacco oil, and can be loading in a semi-closed space of the substitute of smoking requisite directly or after it is loaded in an atomizer for sucking its gasified substance by the smoker.

The present invention addresses the problem of providing a soybean-derived raw material-containing food or beverage that improves problems with flavor and physical properties, such as the grassy smell caused by soybean raw materials, and markedly improves product quality, in a soybean-derived raw material-containing food or beverage using a conventional soybean raw material such soymilk or tofu. Provided are a milk-substitute composition, an egg yolk-substitute composition, and a composition for improving renal function, etc., characterized by including a reduced-fat soybean protein material having a total protein and carbohydrate content relative to dry material of at least 80 wt %, a fat content (as a chloroform / methanol mixed solvent extract) relative to the protein content of less than 10 wt %, and a total campesterol and stigmasterol (as plant-derived sterols) content of at least 200 mg relative to 100 g of fat. Also provided are a variety of soybean-derived raw material-containing food and beverages using these compositions.

An optimized process for preparing liquid-phase hydroxy-terminated polybutadiene from butadiene includes such steps as washing the butadiene with alkali solution and then water, adding the butadiene and H2O2 as trigger to organic solvent, polymerizing reaction, cooling to 60-85 deg.C, degassing, filtering, deposition for layering, washing oil phase with hot water, dewatering and filter. Its advantages are short process, high output rate and high quality of product.

The present invention provides a solid food, a cooked food containing the solid food as an ingredient thereof, and a method for producing the same, and the present invention relates to a method for producing a solid food imparted with a function of maintaining texture and improving storageability, comprising: (a) contacting an alkaline substance and a coating substance with the surface of a solid food; (b) coating the surface of the food with the coating substance by placing the food in an atmosphere at a temperature equal to or higher than the temperature at which the protein in the food is denatured by heat and the coating substance forms a coating; (c) heating the food under conditions equivalent to or more than a temperature of 80° C. for 15 minutes; and (d) carrying out at least the treatment of (a) to (c) in that order, as well as a solid food produced according to this process, and a cooked food containing the solid food as an ingredient thereof, and as a result, the present invention is able to provide a solid food such as meat or seafood which does not demonstrate a decrease in quality even when stored for a long period of time and has superior storageability, a cooked food containing the solid food as an ingredient thereof, and a method for producing the same.

A fruit wine containing nano-SOD for preventing the damage of alcohol to liver and brain, regulating and improving physiological functions, and preventing diseases is prepared by proportionally adding nano-COD to fruit wine.

The invention discloses a high-performance cable for construction. The high-performance cable for construction solves the problem that the existing cable for construction is low in fire resistance, poor in weather resistance, short in service life and the like. The high-performance cable for construction has the advantages of being environmentally friendly, inflaming retarding, waterproof, moistureproof, strong in antijamming capability, excellent in electric performance, long in service life and the like. The high-performance cable for construction structurally comprises a cable core which is composed of a plurality of insulating wire cores arranged in a filling body, each insulating wire core comprises a conductor and a double-layer co-extrusion heterogeneous insulating layer arranged outside the conductor in a pressing and wrapping mode, and the cable core is sequentially wrapped by a wrapping layer, a cable shielding layer, an oxygen separating layer, an armor layer and a cable outer sheath sequentially from inside to outside.

An airtight container for fermented food that maintains the freshness and taste of fermented food by separating fermented gas from fermented food and knows the discharge time of fermented food. It has a container main body protruding with a plurality of locking ridges at certain intervals along the edge of the upper end of the opening. It also includes: closing the opening of the aforementioned container body, and installing an inner cover that discharges the gas generated in the aforementioned container body; connecting from the aforementioned inner cover at a certain interval, forming an airtight storage space with the aforementioned inner cover, and installing a The outer cover of the exhaust valve that exhausts the gas in the aforementioned storage space. At least one of the inner cover and the outer cover is provided with a locking wing connected to the locking protrusion of the container main body. Therefore, it is possible to prevent the bad smell generated by the discharge of fermentation gas from the inside of the cold storage or kimchi cold storage.

The invention discloses a production method of oolong black tea. Preparation of the oolong black tea in a fine day comprises following steps of picking four-leaf and one-bud tea leaves of a oolong tea species, sunning the tea leaves, shaking the tea leaves, airing the tea leaves, rolling, completely fermenting, pressing with a machine, wrapping and twisting for 2-3 times, baking, and forming a finished product; and the preparation of the oolong black tea in overcast and rainy days comprises following steps of picking the four-leaf and one-bud tea leaves of the oolong tea species, airing the tea leaves, shaking the tea leaves, airing the tea leaves twice, rolling, completely fermenting, pressing with the machine, wrapping and twisting for 2-3 times, baking, and forming the finished product. The production method takes the four-leaf and one-bud tea leaves of the oolong tea species as a raw material, and the prepared finished black tea is uniform in forming, so that a yield of tea trees in unit area and a utilization ratio of the tea leaves are increased effectively; in addition, the finished black tea produced by the production method under different weather situations is smaller in taste difference; and finally, the black tea prepared by the production method is suitable for high-temperature brewing at 90-100 DEG C, and an aroma difference between the finished tea and the existing black tea is very small.

The invention discloses a chalking-resistant spray gel and a preparation method thereof. The chalking-resistant spray gel is prepared from the following raw materials in parts by weight: 10 to 16 parts of butadiene-stryrene copolymer elastomer, 10 to 18 parts of hydrogenated rosin, 3 to 16 parts of hydrogenerated pentaerythritol rosin resin, 1 to 5 parts of alkyl phenolic resin magnesium oxide chelating matter, 5 to 8 parts of styrene block graft polymer, a proper amount of dispersing solvent, and 1 to 2 parts of solvent, wherein the viscosity of the alkyl phenolic resin magnesium oxide chelating matter is greater than 3000cps when determining by a No.3 rotor at the temperature of 25 DEG C; the styrene block graft polymer is prepared from the following raw materials in parts by weight: 100 parts of styrene block copolymer, 2 to 6 parts of MAH (maleicanhydride) monomer, 10 to 20 parts of HEMA (hydroxyethyl methacrylate) monomer, 30 to 40 parts of MMA (methyl methacrylate) monomer, 0.3 to 0.4 part of initiator, and 350 to 400 parts of solvent; the styrene block graft polymer is prepared by firstly grafting the styrene block copolymer, the MAH monomer and the HEMA monomer and then grafting with the MMA monomer; the styrene block copolymer is selected from one or several of SBS (styreneic block copolymers) or SIS (styrene isoprene styrene). The chalking-resistant spray gel has good chalking-resistant property.

The invention discloses biological organic fertilizer zymocyte for fermenting wastes. The biological organic fertilizer zymocyte is prepared from eight bacteria, i.e. bacillus, lactobacillus, saccharomycetes, photosynthetic bacteria, actinomycetes, nitrogen-fixing bacteria, phosphorite-dissolving bacteria, and potassium-dissolving bacteria. The biological organic fertilizer zymocyte has the advantages of less consumption, high functionality, capability of promoting the mineralization and humification of organic materials in the fermentation process, rapidness in fermentation, high content of organic matters and the like; a great amount of functional bacteria can be reproduced in the fermentation process, aerobe in the fermentation raw material can be promoted to be rapidly reproduced, thetemperature of ferment can be rapidly increased to 70 DEG C or higher, and harmful bacteria, parasitic ovum and weed seeds can be efficiently killed; by virtue of mineralization, nutrients of the material are changed from invalid state and slow state to a valid state and rapid state; and by virtue of humification, various special metabolisms such as glucoamylase, protease, amylase and lipase can be generated, and a great amount of active substances such as glucose, amino acids, vitamins, auxin and nitrogen, phosphorus, potassium and trace elements for crops can be decomposed.

The present invention discloses a pumpkin buccal tablet and a preparation method thereof. The pumpkin buccal tablets consist of the following raw materials in parts by weight: 50-1000 parts of pumpkin peel, 25-500 parts of pumpkin seeds, 25-500 parts of pumpkin meat, 10-100 parts of papaya, 10-100 parts of tomatoes, 0.2-20 parts of xylitol, 0.1-0.2 part of stevioside, 0.01-0.05 part of peppermint oil, 10-100 parts of dextrin, 1-10 parts of glutinous rice and 0.1-0.5 part of propolis. The buccal tablets can relieve or eliminate fatigue, remove free radicals from the body, prevent oxidation and aging, increase immunity, etc., can be used to prevent body fatigue, moisten skin and maintain beauty, etc., is safe to use, and is natural, green and environmentally friendly. At the same time, the utilization of pumpkin peel, papaya peel and tomato peel plays a role of exploiting abandoned resources of peel and dregs, and avoiding the waste of resources. The tedious traditional consuming ways are transformed into new ways using buccal tablets which are convenient for modern people to take, so that there is no need to brew the pumpkin buccal tablets, and the pumpkin buccal tablets are good in mouthfeel, compact in size, and easy to carry, and can play the efficacies of pumpkins more conveniently and effectively.

The invention relates to the technical field of high polymer materials and discloses high melt index polypropylene with low odor and narrow molecular weight distribution and a preparation method thereof. The preparation method comprises the following steps: (1) adding 95-99 parts by mass of polypropylene, 0.2-0.5 part by mass of a nucleating agent, 0.1-0.5 part by mass of an antioxidant and 0.1-0.5 part by mass of a processing assistant into a dual screw extruder to be melted and blended; and (2) adding 0.6-3.5 parts by mass of a degrading agent in batched to obtain the high melt index polypropylene, wherein the degrading agent is added in at least three batches; the length-diameter ratio of the dual screw extruder is 56-64, and the dual screw extruder at least comprises ten sections and is at least provided with three charging ports and two devolatilization ports. The molecular weight distribution of the high melt index polypropylene is not greater than 3, the melting point is not lower than 165 DEG C, a process is more stable in a melt-spray process and prepared melt-spray cloth is more uniform in cloth surface.

The invention provides a livestock and poultry manure fermentation microbial agent and a method for applying the same, and belongs to the technical field of microbial fermentation. The livestock and poultry manure fermentation microbial agent comprises zymocyte and biological active factors. A mass ratio of the zymocyte to the biological active factors is 100:2-8. The method for applying the livestock and poultry manure fermentation microbial agent includes adding the livestock and poultry manure fermentation microbial agent into livestock and poultry manure with the water content of 50-60 wt% according to a mass ratio of 0.05-5:1000; mixing the livestock and poultry manure fermentation microbial agent and the livestock and poultry manure with each other and then piling the livestock and poultry manure fermentation microbial agent and the livestock and poultry manure to obtain piles; turning the piles at the intervals of 16-32 h when the temperatures of the piles reach 40-45 DEG C and keep unchanged; piling the piles to obtain bins after the temperatures of the piles reach 60-70 DEG C and then keep unchanged for 3-5 d and the water contents of the piles are lower than 30 wt%, acquiring fermentation products when white hyphae appear on the surfaces of the bins. The livestock and poultry manure fermentation microbial agent and the method have the advantages that the livestock and poultry manure can quickly start to be fermented, and smell generated by the livestock and poultry manure in fermentation procedures can be reduced.

The invention discloses a moxibustion instrument for treating cervical spondylosis. The moxibustion instrument comprises a fixing part and a clamping part for clamping the neck, wherein the clamping part comprises two clamping parts; the fixing part is provided with an air outlet communicated with the interior of the fixing part; the middle of the fixing part is provided with mounting hole penetrating a fixing part body, a sleeve for accommodating a moxa cone is arranged in the mounting hole, the lower portion of the sleeve is provided with a mesh piece covering the lower opening of the sleeve, and the lateral wall of the sleeve is provided with through holes distributed in an equal-distance manner. The moxibustion instrument further comprises a moxa cone fixing column mounted in the sleeve, a filtering device arranged in the fixing part, a fan arranged in the fixing part, a battery electrically connected with the fan and a switch controlling the fan to work. The moxibustion instrument has the advantages that the moxibustion instrument is convenient to use, capable of regulating the distance between the combusting area of the moxa cone and the skin of a human body, high in safety and good in effect, moxa smoke quantity can be reduced by the filtering device, solid particles and tar in the smoke can be absorbed effectively, moxa smoke smell is reduced, operation is facilitated, and two hands can be freed.

The invention relates to a polyurethane elastomer for a fine wear-resistant screen mesh and a preparation method of the polyurethane elastomer. The polyurethane elastomer disclosed by the invention is characterized in that a nano-silicon powder additive is added in a reaction process; the average particle diameter of nano-silicon powder in the additive is smaller than or equal to 200 nm; free diisocyanate in a prepolymer is effectively removed by utilization of a scraper film evaporator at a later stage of prepolymer synthesis; the weight content of the diisocyanate is smaller than 0.1 percent; an antioxidant and an ultraviolet stabilizing agent are reasonably added. The preparation method has the advantages that the reaction tends to be reasonable; the prepared polyurethane elastomer has the features of regular molecular chain structure, low viscosity, little smell, excellent mechanical property and excellent operation property; the abrasion resistance of the polyurethane elastomer is obviously higher than that of the conventional elastomer, the internally produced heat can be effectively reduced, and the polyurethane elastomer is especially suitable for being used in a high-frequency vibration environment.

The present invention provides a rice cooker that reads the origin, variety, etc. of rice from an IC tag installed in a rice bag and cooks rice in an optimal manner. The pot (2) in which the object to be heated is put in is heated by the pot heating device (3), and the cooking is performed by controlling the pot heating device (3) by the control device (4). The control device (4) controls the pan heating device (3) based on the information from the reading device (6) which reads the place of production, the variety, etc. of the rice from the IC tag.