78results about How to "Good carrier" patented technology

The invention provides a carbon source carrier filler for repairing nitrate pollution of underground water. The carbon source carrier filler is formed by cladding biological ceramsite surface with an organic carbon source coating. The coating of the carbon source carrier filler comprises the following main components of: by weight, 10-50% of a natural carbon source material powder, 10-20% of a solvent, 1-5% of trace element, 10% of animal glue, 0-5% of a deoxidant, 0-5% of a pH conditioning agent and 0-2% of a surfactant. The carbon source carrier filler prepared in the invention has good mechanical properties and biological endophilicity, can achieve the aim of long-acting sustained release of carbon source, is suitable for underground water in-situ and ex-situ remediation technologies, and can be used to effectively avoid the secondary pollution problem of additional carbon sources.

Delivery of active ingredients by administration to an individual a vapor, aerosol, or liposomal suspension. Certain terpene solutions are employed for delivery.

An authorization card that has two broad surfaces and an edge therebetween. The machine-readable code supported on the card contains data that is readable by an electronic device. A fragrance is substituted for a portion of a plasticizer within the plastic body and diffuses into the ambient over a long period of time.

The invention discloses a preparation method of composite adsorption microspheres of attapulgite cellulose. The method comprises the following steps: carrying out preprocessing and surface modification on attapulgite; preparing an ionic liquid cellulose solution; preparing the composite adsorption microspheres of the attapulgite cellulose. A preparation process is simple and convenient, adopted ionic liquid solvent is safe and nontoxic, and the prepared composite microspheres of the attapulgite cellulose are porous, have good dispersibility, biocompatibility and thermostability, have the advantages of high adsorption capability, large adsorption capacity, high removal efficiency and stable property on contaminants in water and can be easily recovered. The problems that the attapulgite is poor in adsorption capability and difficult to recover, a cellulose adsorbent is weak in mechanical strength and low in thermostability and the like are solved, meanwhile, the preparation method has the advantages of wide raw material resources, low cost, no secondary pollution and high practical value since the renewable resources including cellulose and the attapulgite are fully utilized, and can be used for the advanced treatment of contaminants in water, and the problems of energy crisis and environment pollution are solved.

A detritus removal roller construction particularly suited for a lint roller is disclosed having an elongated strip with a backing layer and an adhesive layer overlying one side of the backing layer. The strip has a first end, a second end and two spaced apart sides and is wound from its first to its second end into a tubular cylindrical roll. The backing layer comprises a compressible layer which retains and / or creates and electrostatic charge in use.

The invention discloses a sun-proof and antibacterial textile fabric which is formed by vertically interweaving warp yarns and weft yarns. The warp yarns are made from, by mass, 42-45 parts of polyester and acrylic composite fiber, 3-7 parts of alpha-methyl styrene, 0.8-1.6 parts of cross-linking agent and 1-3 parts of chitosan. The weft yarns are made from, by mass, 60-70 parts of polylactic acidfiber, 16-18 parts of plant fiber, 2-4.8 parts of titanium dioxide, 1-3 parts of vermiculite power and 10-30 parts of polyvinyl alcohol. The sun-proof and antibacterial textile fabric is prepared through a reasonable formula, crosslink bonding of the raw materials is modified, the effect durability is strong, the made wrap and weft yarns have good antibacterial and anti-ultraviolet properties, the weather resistance is good, the breathability, oxygen permeability and hygroscopicity of the textile fabric are good, biodegradable fiber is adopted and matched with the plant fiber, and the sun-proof and antibacterial textile fabric is green, environmentally friendly, calms the mind, reposes a user and is high in comfort level and especially suitable for wearing when it is burning hot and sunlight is strong in summer.

The invention discloses a honey pomelo pericarp powder electuary and a preparation method thereof. The honey pomelo pericarp powder electuary comprises debittered honey pomelo pericarp powder, white granulated sugar, maltodextrin, vitamin C and licorice root. The honey pomelo pericarp powder electuary is prepared by adopting the honey pomelo pericarp powder as a main raw material through formula blending, soft material preparation and granulation steps, and maintains the original natural flavor of honey pomelo; a special honey pomelo pericarp debittering step adopted in the invention makes the honey pomelo pericarp powder electuary have a low naringin content; and proper amounts of vitamin C and licorice root are simultaneously added, so powder products have high vitamin C, can be drunk without external heat causing, and can satisfy consumers loving the honey pomelo taste in any season, especially some consumers wanting to whiten and complement vitamin C in delicacy.

A detritus removal roller construction particularly suited for a lint roller is disclosed having an elongated strip with a backing layer and an adhesive layer overlying one side of the backing layer. The strip has a first end, a second end and two spaced apart sides and is wound from its first end to its second end into a tubular cylindrical roll. The backing layer is made of a compressible material which retains and / or creates an electrostatic charge in use.

The invention belongs to the field of cold chain transportation industry, and discloses a cold chain container control system. The control system comprises a heat preservation box body, a refrigeration module, a power management module, a monitoring module and a cloud platform management module. The box body stores and transports cargoes; the refrigeration module controls the temperature in the box body through heat exchange inside and outside the box body; the power management module is used for controlling the power supply mode of a power supply and supplying power to other systems in the box body; the monitoring module is used for monitoring various parameters of the box body and sending the parameters to the cloud platform management module; and the cloud platform management module isused for analyzing the received parameters and feeding back instructions to the monitoring module. The cold chain container control system is suitable for common logistics transportation, reliable inwork, efficient and convenient, and solves the problems of low transportation quality, low efficiency, low economical efficiency and the like caused by the fact that traditional cold-chain freight transportation only depends on special vehicles or heat preservation equipment.

The invention discloses a residual oil hydrodemetallization catalyst and a preparation method thereof. The method comprises the following steps: (1) impregnating an impregnation liquid I containing afirst active metal component in a physical pore-enlarging agent, and then drying to prepare a modified physical pore-enlarging agent; (2) mixing, kneading and molding the modified physical pore-enlarging agent obtained in the step (1), pseudo-boehmite and a second active metal component source, drying and roasting to obtain a modified aluminum oxide carrier SI; (3) immersing the modified alumina carrier SI obtained in the step (2) into an ammonium bicarbonate solution, then carrying out sealed heat treatment, and drying and roasting a material obtained through heat treatment to obtain a modified alumina carrier SII; and (4) impregnating the modified alumina carrier SII obtained in the step (3) with an impregnation liquid II containing a third active component, and carrying out drying and roasting so as to obtain the hydrodemetallization catalyst. The hydrodemetallization catalyst prepared by the method has high activity and activity stability when used as a heavy oil hydrodemetallization catalyst.

The invention relates to a polyacrylic acid-calcium phosphate composite nano-drug carrier and a preparing method and application thereof. The preparing method includes the following steps: (1) a microcosmic salt aqueous solution is rapidly poured into a calcium source aqueous solution, ammonium hydroxide is added to adjust the pH value, even stirring is carried out, and centrifugation washing is carried out after a reaction is carried out to obtain sediment; and (2) the sediment obtained in the step (1) is dispersed into deionized water again, polyacrylic acid is added, and stable polyacrylic acid-calcium phosphate composite nanoparticle suspension liquid is obtained through ultrasonic dispersion. The polyacrylic acid-calcium phosphate composite nano-drug carrier has the beneficial effects that the process is simple, raw materials are easy to obtain, the production process is environment-friendly and safe, the preparing period is short, and the overall process can be completed within one hour. The polyacrylic acid-calcium phosphate composite nano-drug carrier is good in biocompatibility, safe and free of toxic and side effects. Loading and slow releasing of a medicine can be achieved, the toxic and side effects caused by short-time high-concentration medicines can be avoided, and the using rate of the medicines can be improved.

The invention discloses a synthetic method of a nanofiber membrane-shaped efficient water body solid-phase denitrification carbon source. The synthetic method comprises the following steps of S1, mixing degradable synthetic polymers according to a ratio of 1: (1-10) to form a solid-phase mixture; S2, mixing DMF (dimethylformamide) and trichloromethane according to a ratio of 1: (1-10) to form a liquid-phase mixture; S3, dissolving the solid-phase mixture into the liquid-phase mixture at the temperature of 40-60 DEG C to obtain a polymer solution with the content of PHB (polyhydroxybutyrate) / PHBV (polyhydroxyvalerate) / PLA (polylactic acid) being 4-12wt%; S4, performing electrostatic spinning on the polymer solution to obtain an electrospun nanofiber membrane; and S5, putting the electrospunnanofiber membrane into a vacuum drying oven at 60 DEG C for 2 to 24h, cleaning the electrospun nanofiber membrane with deionized water, and drying the cleaned electrospun nanofiber membrane in a drying oven at 80-120 DEG C to obtain the nanofiber membrane-shaped efficient solid-phase denitrification carbon source for the water body, so that denitrification nitrogen removal can be performed on low-concentration, large-water-volume and eutrophicated natural water body, and the removal rate of nitrate nitrogen can reach 99%.

Manufacture of a scented authorization card applies a first portion of card data retrieved from a database to either a dimensionally stable substrate or to a scent-emanating layer. Those components are thereafter laminated together. A post-lamination step in which at least a second portion of card data is applied to the laminated authorization card completes the manufacture. The scent-emanating layer can have a fragrance substituted for a portion of a plasticizer which diffuses over time from the layer into the ambient.

The invention discloses a ferrous bisglycinate electuary. The ferrous bisglycinate electuary comprises the following active components by mass percentage: 0.05-5% of ferrous bisglycinate, 0.1-5% of vitamin C, 10-30% of red date powder, 5-15% of glucose, 5-15% of polydextrose, and 50-80% of maltodextrin; the percentage sum of the above component is 100%. The ferrous bisglycinate electuary has the beneficial effect that the active component and vitamin C in the red date powder enable clathration in animal gastrointestinal tract, can assist the ferrous bisglycinate for resisting complex environment change such as gastric acid, dissolving and absorption of the ferrous bisglycinate can be promoted after the components are arrived at small intestine of animal main digestion organs, so that synergistic interaction effect is realized, the absorption utilization rate of the ferrous bisglycinate is greatly increased, the red date powder contains iron which has functions for invigorating qi and blood, and nourishing spleen and stomach, and can achieve the efficacy of simultaneous treatment of principal and subordinate symptoms. The ferrous bisglycinate electuary can effectively improve the iron deficiency symptom for pregnant and lying-in woman, children or adults, the fetus can timely obtain the iron supplement through placenta directly, the mouthfeel is comfortable, and can be accepted by pregnant woman and children.

The invention relates to a preparation method of a hydrogenation catalyst carrier. The method comprises the following steps of: adding a little high-viscosity aluminum hydroxide dry glue powder in a pseudo-boehmite gel precursor to serve as a binding agent so as to carry out uniform mixing; adding organic acid to serve as a peptizing agent; adding a high-molecular compound to serve as a pore enlarging agent; adding one or more of compounds containing Ti, Si, B, Zr, P or F to serve as a performance additive, or not adding the performance additive; and carrying out mixing and kneading in a kneading machine to obtain a plastic, taking the plastic to carry out moulding, and carrying out drying and roasting to obtain a finished carrier. Through preparing the hydrogenation catalyst carrier by adoption of the method, effective linkage between pseudo-boehmite powder production and catalyst carrier processing can be realized, the process can be simplified, the high-energy consumption step and discharge of pollutants such as wastewater and waste gas in the production process can be decreased, and damages caused to an aluminum hydroxide pore structure by intermediate steps can be avoided at the same time; and the method has the advantages of being low in processing cost, environmentally friendly and excellent in carrier performance.

The invention relates to a production method of a mixed type feed additive, and particularly discloses a production method of a water-soluble iodine / selenium / cobalt premix agent. The production methodcomprises the following steps of A, preparing an iodine / selenium / cobalt saturated solution; B, measuring carrier powder, wherein the carrier powder has water solubility and water absorption properties; and C, in the mixing process, uniformly spraying the iodine / selenium / cobalt clarified solution fog to sealed mixing equipment, enabling the fog to be adsorbed by carriers, and performing uniform mixing so as to obtain the water-soluble iodine / selenium / cobalt premix agent. The production method disclosed by the invention has the advantages that the production method of iodine / selenium / cobalt premix agent suitable for being added to a liquid feed is provided; a manner of preparing a saturated solution and enabling the saturated solution to be adsorbed on the carriers in a sealed material mixer is adopted, so that the mixing uniformity is increased; and fully water-soluble carriers are selected for adsorbing the saturated solution, so that the mixing uniformity is high, and the water-soluble iodine / selenium / cobalt premix agent wholly dissolves in water and is particularly suitable for producing the liquid feed.

The invention relates to a preparation method of a high-strength glue-free shaving board, and belongs to the technical field of artificial boards. According to the preparation method of the high-strength glue-free shaving board, the high-strength glue-free shaving board is prepared by taking a poplar wood shaving sheet as a raw material and adding bamboo fibers, cellulose molecules of the poplar wood shaving sheet contain a plurality of active hydroxyl groups, the binding force in the shaving sheet is increased under the action of pressure, cellulose and hemicellulose are promoted to be degraded at high temperature in the hot pressing process to generate a series of monosaccharides, monosaccharides and monosaccharides in the raw material are dehydrated to form furfural substances, furfuralis resinified in the hot pressing process, the bonding strength between the poplar shaving sheet and the bamboo fibers can be effectively improved, and therefore, the mechanical strength of the glue-free shaving board is enhanced; and through hot-pressing treatment, bamboo fiber intercellular layers are separated from cell walls, lignin in the bamboo fiber intercellular layers is extracted again,meanwhile, degradation products of the hemicellulose are deposited on the surfaces of the fibers to achieve the adhesive effect, and the adhesive force between the poplar shaving piece and the bamboofibers is improved.

The invention discloses a making method of low-temperature resistant ageing resistant cakes. The making method comprises the steps of (1) uniformly mixing maltodextrin with xanthan gum in proportion to obtain a maltodextrin and xanthan gum mixture, weighing cane sugar, egg liquid and the maltodextrin and xanthan gum mixture, performing placing in a stirrer, and performing stirring, to obtain milkywhite foam; (2) adding low-gluten flour and hydroxypropyl distarch phosphate, and performing whipping to obtain paste, so that the flour and egg paste are thoroughly mixed; (3) adding vegetable oil to the stirred cake paste, and performing whipping to obtain paste emulsified for the first time; (4) brushing a layer of the vegetable oil to a cake mold, and then pouring the paste into the cake mold; (5) putting the mold loaded with the paste in an oven for baking; and (6) taking out the thoroughly-cooked cakes, performing natural cooling to room temperature, and performing removing from the mold, so as to obtain cake products. According to the making method, the low-temperature storage properties of the made cakes are improved, the ageing resistance is improved, the cakes are good in tissuestructure stability, the mouth feel of the cakes is improved, and the specific volume of the cakes is increased.

The invention discloses a soil stabilizer capable of improving the drying shrinkage performance of compacted soil and a preparation method of the soil stabilizer. The soil stabilizer is prepared fromthe following raw materials (in percentage by mass): 30%-40% of hydroxysuccinic acid, 15%-20% of triethanolamine ester, 12%-18% of water-soluble hemicellulose, 10%-20% of water-soluble starch and 20%-40% of water. The soil stabilizer of the invention have the following beneficial effects that: (1) the formula of the soil stabilizer is reasonable and scientific in collocation, the properties of soil can be changed, so the effects of solidifying and hardening the soil and reducing the shrinkage of the soil in the hardening process are achieved, dry shrinkage resistance is excellent, and the soilstabilizer is an ideal soil stabilizer for projects such as highway subgrades or subbases; and (2) the soil stabilizer provided by the invention is mainly applied to reinforcement soil of highway subgrades or subbases and other projects, can also be used for soil reinforcement of water conservancy projects, airport projects and the like, and has a wide application range.

The invention belongs to the field of preparation of porous materials, and particularly relates to an oleophylic water-coating immobilized microorganism carrier for degrading spilled oil and a preparation method thereof. The oleophylic water-coating immobilized microorganism carrier is characterized in that graphene is used as a matrix material, the molecules of the graphene matrix material are designed, the surface carries the hydrophilic groups of hydroxyl and carboxyl groups and the double-bond hydrophobic polymerizing groups, and then an amphiphilic structure is formed, so that the amphiphilic characteristics of oleophylic performance and hydrophilicity is realized, the immobilized microorganism carrier can float onto the water surface, and favorably absorb the spilled oil floating onthe water surface, and the necessary sunlight, air and water are provided for the growth of microorganisms; the graphene with amphiphilic structure is crosslinked with a lipophilic organic polymer, sothat the carrier has the weak-polarity affinity, and can mutually attract with oil droplets to directionally move, the oil droplets are quickly adsorbed onto the surface of the carrier, the adsorbingability is strong, and the easiness in falling is avoided. The prepared immobilized microorganism carrier has the advantage that when the spilled oil is degraded, the degrading rate is greatly improved, and the function of restoring the environment at the oil-spilling sea is good.

The invention discloses a pine nut protein peptide solid beverage rich in anthocyanin suitable for gout patients and a preparation method of the pine nut protein peptide solid beverage. The solid beverage contains the following components: microencapsulated pine nut protein peptide, blueberry lyophilized powder, mulberry lyophilized powder, strawberry lyophilized powder, raspberry lyophilized powder, fructus rubi lyophilized powder, cranberry lyophilized powder, red pitaya lyophilized powder, cherry lyophilized powder, purple grape lyophilized powder, black plum lyophilized powder, blackcurrant lyophilized powder, blood orange lyophilized powder, grapefruit lyophilized powder, red pomelo lyophilized powder, fig lyophilized powder, red beet lyophilized powder, purple cabbage lyophilized powder, fructus lycii lyophilized powder, purple carrot lyophilized powder, celery seed powder lyophilized powder and xylooligosaccharide. The solid beverage disclosed by the invention is rich in the anthocyanin and has high antioxidant property and high free radical scavenging ability; in addition, the solid beverage has the effects of diminishing inflammation, relieving pains, preventing and treating gout and improving acidic constitution; besides, by regulating spleen and kidney, the functions such as autonomous acid discharging of the kidney are restored and improved. The solid beverage has the advantages of easiness in carrying and brewing, good sensory character, obvious effects and wide application prospect.

The use of CCH-A subunit isolated from hemocyanin of the marine gastropod Concholepas concholepas (CCH), or a combination thereof, as an immunostimulant agent in the innate or adaptive immune response of vertebrates or as an immunotherapeutic agent in cancer of either humans or animals, where the CCH-A subunit has a molecular weight of about 404 kDa, is stable in the absence of Ca+2 and Mg+2 and is at least 95% pure.

The invention discloses an okra capsule. The okra capsule is characterized by being prepared by combining okra powder, ginseng powder and maca powder at a certain ratio. The okra capsule has the effects of tonifying qi, soothing the nerves, reinforcing the kidneys, tonifying deficiency, resisting fatigue, resisting oxidation, strengthening the human immunity, building a body, assisting in cancer fighting, balancing hormone, improving the sexual capacity, improving the sexual function, adjusting endocrine and preventing diabetes; and meanwhile, the okra capsule is capable of treating climacteric syndrome, protecting gastric mucosa, promoting gastrointestinal motility, benefiting digestion, benefiting the intestines and stomach and preventing an intestinal cancer, has a relatively good treatment effect on gastritis, gastric ulcer and the intestines and stomach, and is capable of effectively promoting the secretion of gastric juice, improving the appetite and improving the diseases such as dyspepsia.

The invention discloses a processing technology for producing a flame-retardant granular material by utilizing waste textile fibers. The processing technology comprises the following steps: S1, removing particles and impurities in the waste textile fibers; S2, cleaning the waste textile fibers in the step S1 with clean water; S3, cleaning the waste textile fibers obtained in the step S2 with clearwater, and dehydrating and drying the waste textile fibers; S4, hardening the textile fibers; S5, grinding the hardened waste textile fibers into powder; S6, mixing the crushed waste textile fiber powder, calcium carbonate powder, an antioxidant, a plasticizer, a catalyst, glass fibers, a dispersing agent, a coloring agent, a stabilizer and a flame retardant; and S7, premixing the materials in the step S6 through a high-speed mixer, adding the mixed materials into a screw extruder, mixing the materials, and cutting the mixture into granules. In the invention, the processing technology is green and environment-friendly, resources are saved, the preparation method is simple, the cost is low, and the screw extruder used in the processing process can improve the granulation efficiency of theflame-retardant particles.

The invention discloses a photovoltaic coating for improving solar energy conversion and a preparation method thereof. The coating is prepared from acrylic modified silicone resin, silica sol, polyethylene terephthalate, graphene, butyl titanate , nano titanium dioxide, nano silicon dioxide, single crystal silicon, photopolymerization catalyst, polyisocyanate, modified attapulgite clay, metal nanoparticles and antifoaming agent. The above components are reacted and uniformly mixed according to a certain ratio, and the photovoltaic coating is obtained. The coating not only has better waterproofperformance, aging resistance and electrical conductivity, but also can effectively improve the conversion of solar energy into electric energy, and provides a good application prospect for the development of solar photovoltaic materials.

The invention relates to the technical field of food processing. Particularly, the invention relates to a probiotic beverage beneficial to female private health. The probiotic beverage is prepared from the following components in percentage by weight: 25 to 30 percent of fructo-oligosaccharide, 25 to 27 percent of maltodextrin, 22 to 24 percent of xylitol, 12 to 14 percent of cranberry fruit powder, 6.5 to 7 percent of galactooligosaccharide, 1.5 to 2 percent of lactobacillus salivarius, 1.5 to 2 percent of lactobacillus rhamnosus and 1 to 1.5 percent of lactobacillus reuteri. The probiotic beverage beneficial to female private health prepared by the invention is low in sugar content, and the percentage of lactobacillus rhamnosus, lactobacillus reuteri and lactobacillus salivarius in intestinal tracts after one week is obviously increased; for common vaginal pathogen, an inhibition effect is performed, the female vaginal probiotics beverage has the advantages of simple preparation method, obvious effect, effective maintenance of the ecological balance of female private part flora, improvement of the vaginal cleanliness, enhancement of the vaginal self-cleaning function, supplementation of female vaginal probiotics through drinking, adjustment of female vaginal micro-ecology, effective improvement of the female vaginal cleanliness, and suitableness for various female vaginosis or gynecological private care caused by vaginal dysbacteriosis.

The invention relates to an absorbent article, such as a sanitary towel, a panty liner, a tampon, a diaper or an incontinence pad, which article is intended to be positioned in the crotch area of a wearer and has a surface intended during use to be in contact with skin and / or mucous membranes. The article comprises at least one absorbent body (205) and a carrier (102) containing at least one additive intended to be released from the carrier (102). The carrier (102) comprises a polysiloxane gel.

The invention discloses an alcohol wastewater treatment technology. The alcohol wastewater treatment technology comprises the following operation steps: (1) after removing relatively large impuritiesfrom alcohol wastewater through a grille, conveying the alcohol wastewater into an adjusting tank; (2) then lifting the alcohol wastewater through a pump into a primary sedimentation tank and carryingout pre-treatment; adding an alcohol wastewater treatment agent; (3) then conveying the wastewater into a hydrolytic acidification tank and a contact oxidization tank and carrying out biochemical treatment; conveying output water into a secondary sedimentation tank and carrying out mud-water separation, wherein the alcohol wastewater treatment agent is prepared from: Powdered carbon, ferric sulfate, ammonium chloride, aluminum chloride, hydrogen peroxide, a zeolite molecular sieve, iron powder, formic acid, polyacrylamide, sucrose acetate, tartaric acid and sodium caseinate. According to thealcohol wastewater treatment technology disclosed by the invention, the tartaric acid, the sodium caseinate and the sucrose acetate are used as a reinforcing system, so that a flocculation capabilityof the alcohol wastewater treatment technology is improved and the removing rate of dissolved matters of organic matters is improved.

The invention discloses a preparation method of composite adsorption microspheres of attapulgite cellulose. The method comprises the following steps: carrying out preprocessing and surface modification on attapulgite; preparing an ionic liquid cellulose solution; preparing the composite adsorption microspheres of the attapulgite cellulose. A preparation process is simple and convenient, adopted ionic liquid solvent is safe and nontoxic, and the prepared composite microspheres of the attapulgite cellulose are porous, have good dispersibility, biocompatibility and thermostability, have the advantages of high adsorption capability, large adsorption capacity, high removal efficiency and stable property on contaminants in water and can be easily recovered. The problems that the attapulgite is poor in adsorption capability and difficult to recover, a cellulose adsorbent is weak in mechanical strength and low in thermostability and the like are solved, meanwhile, the preparation method has the advantages of wide raw material resources, low cost, no secondary pollution and high practical value since the renewable resources including cellulose and the attapulgite are fully utilized, and can be used for the advanced treatment of contaminants in water, and the problems of energy crisis and environment pollution are solved.

The invention discloses a pomelo fragrance Chinese yam buccal tablet and a preparation method thereof. The pomelo fragrance Chinese yam buccal tablet comprises Chinese yam powder, debittered honey pomelo peel powder, maltodextrin, white granulated sugar, high fructose syrup, citric acid monohydrate, licorice root, vitamin C and potassium sorbate. The preparation method of the buccal tablet comprises the following steps: preparing the debittered honey pomelo peel powder, blending according to the above formula, preparing a soft material, granulating and tabletting. The Chinese yam buccal tablet is prepared by using Chinese yam as a main raw material, fully utilizes the edible and medicinal values of Chinese yam, combines the edible values and mouthfeel flavor of honey pomelo, and has the characteristics of appropriate hardness, good disintegration property, low naringin content, and sweet but not oily mouthfeel.