37results about How to "Good degradability" patented technology

The invention relates to transformer oil. The transformer oil comprises base oil and 0.01-0.05wt% of modified nanometer aluminum oxide measured on the basis of the base oil. The base oil comprises 60-70wt% of refined vegetable oil and 30-40wt% of straight-chain alkanes, wherein the straight-chain alkanes are obtained by deep hydrogenation of the vegetable oil. The transformer oil disclosed by the invention solves the problems of worse thermal conductivity and poor oxidation resistance of transformer oil prepared from vegetable oil. By introducing straight-chain alkanes obtained by deep hydrogenation of vegetable oil, the nanometer materials in the transformer oil disclosed by the invention have better dispersion stability and the oxidation resistance of the transformer oil is also further improved.

The invention belongs to the field of environment sewage treatment, and particularly relates to a preparation method of an ozone oxidation catalyst for removing organic matters and total nitrogen in water. Mesoporous alumina is used as a carrier; metallic oxides are doped and loaded onto the surface of the carrier of alumina and an inside pore passage structure; a prepared catalytic material is porous; the specific surface area is large; the adsorption performance is high; certain mechanical strength and physicochemical stability are realized; a novel ozone oxidation catalyst is obtained; ozone molecules are adsorbed at the pore passage at the catalyst surface and are in full contact with active ingredients and contaminants; the utilization efficiency of ozone molecules is greatly improved; the ozone reaction speed is improved; the organic matters and total nitrogen in industrial wastewater can be effectively removed.

The invention discloses a food packaging material and a manufacturing process thereof. The food packaging material comprises a base material layer and an anti-osmosis layer. The anti-osmosis layer is starch-based biodegradable plastic film which is prepared from the following ingredients in percentages by mass: 45 to 55% of thermoplastic starch which is plasticized and modified through an alcohol plasticizer or an amine plasticizer, 13 to 20% of polyethylene, 8 to 12% of polyvinyl alcohol, 3 to 8% of modified polylactic acid, 5 to 11% of plasticizers, 1 to 2% of lubricants, 1 to 2% of hydrophobic agents, 1 to 2% of cellulose and 1 to 2% of cross-linking agents. According to the invention, the anti-osmosis layer adopts the low-cost starch as the main base material, so as to has good degradation performance in accordance with the national standard, and the food packaging material has the advantages of being resistant to water and oil, resistant to leakage, high in tensile strength, high in flexibility, capable of being applied within the temperature range of minus 50 DEG C to 120 DEG C and the like; and the product provided by the invention contains no poisonous additive and is scientific in matching, simple in process, low in energy consumption, applicable to automatic mechanical production, and particularly innoxious and harmless.

The invention relates to a sphingosine monad DX-T3-03 strain and an extracting method thereof. The sphingosine monad DX-T3-03 strain has high resistance against zinc and phenol degradation capability, is separated and extracted from the soil of a tailing dam of a mine, achieves high tolerance to the zinc at 4 mM / L and high degradation rate of phenol at 88 percent, has low requirements on nutrition and important application potential in biologically treating double pollution of phenol-containing industrial waste water and heavy metals; in addition, the extracting method is simple, convenient, fast, low in cost and environmental-friendly.

The invention discloses a preparation method of a cellulose based water-absorbing and oil-absorbing film. According to the invention, water-absorbing substances and oil-absorbing substances are grafted on lignocellulose, the prepared film is smart and convenient to use and is wide in application fields. The homogeneous grafting copolymerization is adopted, and the problems of the microphase separation of heterogeneous copolymerization, unsatisfactory grafting effect and uneven component distribution are avoided effectively. As the substrate material (namely, cellulose) has good degradability and can eliminate the pollution of the waste synthesized material to the environment and maintains the ecological balance, the problem that the common water-absorbing and oil-absorbing materials can not meet the water absorbing and oil absorbing properties and biodegradation simultaneously can be solved.

The invention provides a polymer nano hydrogel. The polymer substrate of the polymer nano hydrogel comprises a hydrophilic chain section and a segmented copolymer. The hydrophilic chain section is connected with the segmented copolymer through selenous bounds, the segmented copolymer is subjected to intermolecular crosslink through selenous bounds, the hydrophilic chain section has a structure shown in the formula (I) or the formula (II), and the segmented copolymer has a structure shown in the formula (III). The invention further provides a preparation method of the polymer nano hydrogel, which comprises the following steps of: a) mixing hydrophilic polymer, triethylamine and chloroacetyl chloride, and stirring and reacting to obtain a first intermediate, wherein the hydrophilic polymer is polyethylene glycol or polyethylene glycol monomethyl ether, and the chloroacetyl chloride has a structure shown in the formula (IV); b) dissolving the first intermediate product and poly(L-glutamic acid)-b-poly(gamma-2-chloroethyl-L-glutamic acid) in an organic solvent, adding a sodium selenite water solution, performing crosslink reaction under anaerobic conditions, and dialyzing to obtain the polymer nano hydrogel.

The invention discloses a compound insecticide which is prepared from the following raw materials in parts by weight: 3-6 parts of lentinan, 4-8 parts of radix bupleuri, 3-7 parts of radix euphorbiae lantu, 0.2-0.6 part of a suspending agent, 5-9 parts of pubescent holly roots, 2-4 parts of scutellaria baicalensis, 3-5 parts of folium isatidis, 1.5-5 parts of stenoloma chusana, 0.1-0.3 part of nitrobacteria powder, 1.2-2.6 parts of antiaris toxicaria powder, 2-6 parts of cocklebur fruits, 3-6 parts of abamectin and 1-2.5 parts of an emulsifying agent. The compound insecticide disclosed by the invention is prepared from multiple Chinese medicinal herb ingredients and chemical agents, has the advantages of low toxicity and good insect killing effect, and is relatively good in biodegradability, low in residue rate, and free from damage to environment and free from harm to human bodies.

The invention relates to a method for repairing oil-contaminated soil through reinforcement of a biochar-base complex microbial inoculant. The method includes the following steps of preparing a mycobacterium CSC-6 bacteria solution through an adsorption method with biochar as the carrier; conducting fermentation culture on pseudomonas aeruginosa W-3 with mannitol as the carbon source to obtain a fermentation liquid with a biosurfactant; curing contaminated soil, wherein after the contaminated soil is broken and sieved, a compound fertilizer is added, a diluent containing the fermentation liquid with the biosurfactant is added, the water content of the soil is adjusted to be 20-50%, a porous membrane is applied, and curing is conducted for 1-2 weeks at 20-30 DEG C; degrading the contaminated soil, wherein the biochar-base complex microbial inoculant is added to the cured contaminated soil, plowing is conducted once every 1-2 weeks, and the water content of the soil is adjusted to be 20-50%. Compared with the prior art, the method has the advantages of being high in petroleum degradation efficiency, high in degradation speed, simple in process, low in cost and the like.

The invention relates to a degradable quick plugging agent. The degradable quick plugging agent is composed of three parts, wherein a base solution A is prepared by graft copolymerization of sodium carboxymethylcellulose and acrylamide; a cross-linking agent B is composed of inorganic cross-linking agents CrCl3, FeCl2 and borax; and a base solution C is a gel breaker with a degradation action and composed of H2O2 and NaOH solution. Due to a solid hydrogel generated by the reaction between the base solution A and the cross-linking agent B, the swelling property and retention property of a plugging slurry are enhanced, the success rate of plugging is increased, and the repeatability of plugging is reduced. The plugging agent has high hardness in a working state and can be applied to high-pressure places; when plugging is not needed any more, the gel breaker base solution C can permeate in a plugging gel, and a plugging main body, namely the solid hydrogel, can be decomposed and broken in a period of time and is removed further.

The invention discloses a preparation method of a thermoplastic konjac glucomannan / poly butylenes succinate blending material. The method is characterized by comprising the following steps of: preparing 1-99 parts by weight of thermoplastic konjac glucomannan, 1-99 parts by weight of poly butylenes succinate, 0-10 parts by weight of plasticizing agent and 0-20 parts by weight of compatibilizer, and mixing and stirring for 5-20 minutes to obtain a blending material; drying the blending material at the temperature of 30-50 DEG C for 9-12 hours; and adding the dried blending material into a double screw plastic extruder, fusing and blending at the temperature of 130-200 DEG C and under the pressure of 0.1-1MPa for 5-10 minutes, extruding, molding, cooling, and pelletizing to obtain the blending material. The method has a simple process; and the obtained blending material has excellent thermoplastic processing property and mechanical property in plastic extruding, blow molding, injection molding and foaming processes, and can be used for preparing films, plates, sheets, foamed materials, injection-molded materials, and the like.

The invention discloses a coffee residue polymerized degradable food contact composition and a preparation method thereof. The composition is prepared from, by mass, 28-70% of polybutylene succinate,15-30% of polyadipic acid / polybutylene terephthalate, 3-10% of polylactic acid, 10-25% of coffee residues, 1.5-6% of talcum powder and 0.5-1% of an aluminate coupling agent, wherein the sum of mass percentages is 100%. Compared with existing similar food contact material products on the market, the composition which meets the food contact requirement has advantages of high degradability, safety, nontoxicity and high practicality.

The invention provides a preparation method of gelatin / poli vinyl alcohol (PVA) composite films improved by inorganic imvite and relates to the preparation method of the gelatin / PVA films. PVA water solution and gelatin water solution are firstly prepared, then, two kinds of solution are mixed according to a certain proportion, plasticizers are added, then, the mixed solution is stored for a period of time at low temperature being 0 to 10 DEG C, a certain mount of inoganic imvite is added, then the mixed solution is stirred in thermostatic waterbath under 30-70 DEG C to be uniformly mixed, the uniformly mixed solution is poured into a mold for natural curtain coating, next, the materials are dried at the room temperature, and the gelatin / PVA composite films improved by the inorganic imvite are obtained. Compared with the ordinary films, the gelatin / PVA composite films prepared by the preparation method have the advantages that good compatibility and degradability are realized, meanwhile, the mechanical property is much better than that of ordinary films, and the tensile strength and the fracture elongation of the films are improved to different degrees.

The invention relates to a method for preparing a degradable polymer sacculus. The method comprises the following concrete steps of: dissolving a biodegradable polymer into an organic solvent for being prepared to be 1-30 percent by mass; adopting an electrostatic spinning method and controlling the spray rate to 0.1-2.0mL / h and the voltage to 3,000-30,000V, wherein the distance between a spray opening of an ejector and a receiving device is 1-20mm, and the rotating speed of the receiving device is 1-100rpm; and collecting a sprayed filament to obtain a degradable polymer sacculus. The sacculus is a biodegradable macromolecule sacculus with favorable mechanical performance, large degradable and mechanical strength and favorable flexibility. The prepared sacculus can bear 6-12 atmospheric pressures and ensure that the compressed centrum height is increased and even completely restored. The degradation mass of the degradable polymer sacculus in two weeks in serum is 10-20 percent (w / w). The method solves the problems of bone cement collapse, leakage and the like, not only overcomes the defects of PVP (Polyvinyl Pyrrolidone) and PKP (Penetrating Keratoplasty) but also expands the application range of operation. The method disclosed by the invention has simple preparation process.

The invention relates to a degradable biaxially oriented polypropylene cigarette packaging film. The packaging film is in a triple-layer structure and comprises an upper layer, a middle layer and a lower layer, wherein the total thickness of the packaging film is 18-22 mum. The upper layer is prepared by the following compositions by weight content: 96-98.5% of binary co-polypropylene, 0.3-0.8% of anti-blocking agent, 1-3% of slip agent and 0.1-0.3% of degradation agent; the middle layer is prepared by the following compositions by weight content: 72-84% of polypropylene resin, 15-25% of hydrogenated resin, 0.5-2% of antistatic agent and 0.1-0.3% of degradation agent; and the lower layer is prepared by the following compositions by weight content: 98.9-99.5% of binary co-polypropylene, 0.3-0.8% of anti-blocking agent and 0.1-0.3% of degradation agent. The degradable biaxially oriented polypropylene cigarette packaging film has good biodegradability and only needs 20 days to be completely cracked under the condition of solarization temperature of 60 DEG C.

The invention particularly relates to a tumor targeting nanometer micelle, a preparation method and an application of the tumor targeting nanometer micelle as a drug carrier. Aiming at the defect thata traditional chemotherapy method is poor in selectivity, the invention aims to design a drug delivery carrier having the multifunctional targeting effect and an acoustodynamic effect and improve thedelivery efficiency of antitumor drugs. Based on the technical purpose, the invention provides a multifunctional targeting nanometer drug delivery system taking chondroitin sulfate as a skeleton, water-soluble chondroitin sulfate as a basic skeleton, and rhein and lipoic acid as hydrophobic modifications, and the formed nanometer micelle is relatively small in size and has a good drug loading effect and encapsulation efficiency. Disulfide bonds on the surface of the nanometer micelle can be specifically broken after reaching a tumor site, so that positioned release is achieved; and under thestimulation of ultrasonic waves, the nanometer micelle can promote the ability of the rhein to generate active oxygen, so that the utilization rate of the antitumor drugs is effectively increased. Thetumor targeting nanometer micelle provided by the invention is used as an anti-tumor drug carrier and has a good application prospect.

The invention relates to a low-temperature 3D printing biodegradable material, a preparation method and application thereof, and belongs to the field of synthesis and modification of high polymer materials. Specifically, aliphatic dibasic acid and derivatives thereof, aliphatic hydroxy acid and aliphatic diol are used as the raw materials, a polymerization process is adopted to prepare resin A, then the resin A, filler and a lubricating agent are subjected to melt blending extrusion, and finally a low-temperature 3D printing wire is prepared through processing of a single-screw extruder. The material is biodegradable, low in melting point, high in crystallization rate, and is suitable for low-temperature 3D printing.

The invention discloses a preparation method of a degradable non-woven fabric. The preparation method comprises the following steps of mixing raw materials, specifically, putting toughened polylacticacid fibers, polyester fibers and pineapple leaf fibers into a mixing container according to a mass ratio of (5-7):(2-3):1, injecting deionized water into the mixing container, stirring until the toughened polylactic acid fibers, the polyester fibers and the pineapple leaf fibers are uniformly mixed, fishing out the mixed raw materials, and draining off water; opening, specifically, utilizing an opener to open and scatter the mixed raw materials to prepare mixed fibers; pre-carding, specifically, pre-carding the mixed fibers by using a carding machine; lapping, specifically, conveying the pre-carded mixed fibers into a lapping machine to prepare a composite fiber net; main carding, specifically, conveying the composite fiber net into a main carding machine for secondary carding to obtain an upper-layer thin net and a lower-layer thin net; and hot-pressing and rolling, specifically, conveying the upper-layer thin net and the lower-layer thin net to a heat-sealing forming machine, and rolling and storing the degradable non-woven fabric obtained after heat-sealing operation.

The invention belongs to the technical field of crop cultivation, and particularly relates to a melon seedling culture substance and a preparation method thereof. The melon seedling culture substancecomprises, by weight, 38-45 parts of bagasse, 45-55 parts of sugarcane filter mud, 40-50 parts of alcohol waste fluid, 20-25 parts of peanut bran, 15-20 parts of urea, 12-18 parts of calcium magnesiumphosphate fertilizers, 10-15 parts of potassium chloride, 0.65-0.85 part of bacillus subtilis, 0.42-1.15 parts of klebsiella oxytoca, 0.65-0.78 part of bacillus lentus, 2-4 parts of chitosan, 2-4 parts of scleroglycan, 1-3 parts of curdlan, 4-8 parts of vegetable oil, 2-5 parts of polyhydric alcohols and 0.5-1 part of sulfuric acid. The melon seedling culture substance is simple in preparation method and complete in nutrient substance and solves the problems that a melon seedling culture substance is unremarkable in seedling culture effect, and a slow-release seedling culture substance is difficultly degraded and can pollute environments in the prior art.

The invention discloses a degradable monomer based on an acetal structure and a synthesis method of the degradable monomer. The degradable monomer has a structure as shown in a formula I which is described in the specification. In the formula I, at least one of R<1>, R<2>, R<3>, R<4> and R<5> is a hydroxyl group, at least another one of R<1>, R<2>, R<3>, R<4> and R<5> is independently selected from substituted or unsubstituted alkyl group and a substituted or unsubstituted alkoxy or hydroxyl group, and the rest are selected from H, the substituted or unsubstituted alkyl group and the substituted or unsubstituted alkoxy or hydroxyl group. The invention also discloses a method for synthesizing epoxy resin by using the degradable monomer and the epoxy resin obtained by using the method. When the degradable monomer provided by the invention is used for synthesizing various materials such as the epoxy resin, the materials can be endowed with good degradability, excellent mechanical properties, excellent heat resistance and relatively high glass transition temperature; and the synthesis method is simple in process, easy and convenient to operate, good in controllability, easy to implement and suitable for large-scale industrial production; and wide application prospects are obtained in the fields of coatings, fiber composite materials, aerospace and the like.

The invention discloses a silver phosphate composite photocatalyst with magnetism as well as a preparation method and application thereof. The preparation method of the silver phosphate composite photocatalyst is characterized by taking silver nitrate, disodium hydrogen phosphate and magnetic iron as raw materials, regulating a mass ratio of all reagents and reacting, thus obtaining a nano composite material (Ag3PO4@Fe3O4-100) of a magnetic iron loaded Ag3PO4 thin film; finally gently modifying the Ag3PO4@Fe3O4-100 by using Na2S, thus preparing an Ag2S doped Ag3PO4 thin film loaded type magnetic photocatalyst (Ag2S / Ag3PO4-Fe3O4-100) which is fast, efficient and light corrosion-resistant, wherein the Ag2S / Ag3PO4-Fe3O4-100 is used for photocatalytic degradation on organic pollutants such asdye, antibiotics and insecticides in a water body. The silver phosphate composite photocatalyst disclosed by the invention has the advantages that the degradation speed of the organic pollutants in the water body is fast, the efficiency is high, separation and recovery are easy, and the silver phosphate composite photocatalyst can resist light corrosion, can be cyclically utilized for many times and has wide application value.

The invention discloses a thin straw plate and a manufacturing method of the thin straw plate. The manufacturing method of the thin straw plate comprises the steps that S1, straw is expanded in an expanding machine, so that fibrous straw fine materials are obtained; S2, the fibrous straw fine materials and water are mixed, so that a solution is obtained, wherein the mass percentage of straw in thefibrous straw fine material solution ranges from 5% to 6%; S3, the fibrous straw fine material solution is mixed with an auxiliary material, wherein the auxiliary material is one or more fibers selected from wood fibers, bamboo fibers and chemical fibers; S4, the fibrous straw fine material solution is processed according to a hatschek process to form a wet blank; S5, extrusion and water removalare conducted; S6, hot-press forming is conducted; and S7, press polishing is conducted. According to the thin straw plate and the manufacturing method of the thin straw plate, the straw serves as theraw material, all chemical components are not added, energy saving and environmental protection are achieved, the cost of the straw is low, and the straw is a renewable resource. The thin straw plateis quite high in degradability, and cannot bring the additional burden for the environment. In addition, the thin straw plate is high in surface smoothness and can be widely applied to production ofpaper tubes and the like.

The invention provides a preparation method for environment-friendly soft colorful biomimetic bait. The preparation method comprises the following steps: (1), taking raw materials according to specified weight, feeding the raw materials in a stirrer for stirring for 30 minutes at a constant speed, so as to obtain a mixed material for standby application; (2), cooling the mixed material to normal temperature, feeding the mixed material into refrigeration equipment for refrigerating for 3-5 h at -20 DEG C, and carrying out cold resistance on the mixed material so as to improve the performance of the product; (3), putting the refrigerated mixed material into an electric heating furnace for heating, raising the temperature of the electric heating furnace to 160-200 DEG C, 20 minutes later, after the mixed material is molten, opening a discharge valve of the electric heating furnace, conveying the material to a mould forming production line through a pipeline, and opening a feeding valve of a mould for forming; (4), after forming, opening the mould, taking out a finished product, putting the finished product into clear water for cooling, two hours later, fishing out the product, separating and airing, finally, putting the product into silicone oil for soaking for about 10 minutes, fishing out the product, putting the product into a PVC bag and packaging well.

The invention discloses an environment-friendly coating material which is prepared from the following components in parts by weight: 10-12 parts of meerschaum, 1-2 parts of vulcanizing aid, 12-14 parts of polyolefin resin, 4-8 parts of fly ash, 15-25 parts of starch, 4-8 parts of wood fiber, 4-6 parts of expanded perlite, 8-12 parts of vegetable protein glue, 2-4 parts of quicklime and 1-2 parts of thickener. The environment-friendly coating material has the advantages of favorable mechanical properties (bending and tension modulus, notch impact strength, ultraviolet resistance and cold / heat shock resistance), favorable degradability and high processability.

The invention discloses a degradable breakfast cake packaging material based on orange peel residues. The material is prepared from components in parts by weight as follows: 30-60 parts of orange peelresidue particles, 30-60 parts of soybean hull, 3-8 parts of diphenylmethane diisocyanate, 12-26 parts of polylactic acid fiber, 8-15 parts of polyvinyl alcohol, 3-8 parts of algin, 1-3 parts of foodcoloring, 0.8-2.5 parts of zinc ricinoleate, 2-6 parts of glycyrrhetinic acid, 1-3 parts of zinc gluconate, 5-13 parts of carrageenan, 4-10 parts of konjac glucomannan, 1.5-6 parts of a plant fiber modifier, 1-3 parts of procyanidine and 9-16 parts of mannitol. The degradable breakfast cake packaging material cannot cause environmental pollution due to good degradability.

The invention discloses a novel die material containing an additive and a carrier. In a formula, the novel die material respectively comprises the raw materials in percentage by weight: 0.5-6% of ABSresin, 10-35% of plant ash, 1-10% of carbon fibers, 0-3% of processing aid, 0-2.5% of rosin oil, 5-20% of lubricating agent, 10-20% of stabilizer and 30-60% of attapulgite clay. A product prepared byusing the method disclosed by the invention has good degradability and capable of avoiding environment pollution.

The invention discloses a biomedical composite material and a preparation method thereof. The biomedical composite material is prepared from the following raw materials in parts by weight: 18 to 25 parts of spinel, 10 to 14 parts of nanometer titanium dioxide, 0.8 to 1.5 parts of sodium alginate, 12 to 18 parts of glycol, 5 to 8 parts of water-soluble chitosan, 4 to 10 parts of platinum powder, 8to 12 parts of molybdenum powder, 5 to 7 parts of magnesium powder, 4 to 6 parts of dibutyl phthalate, 2 to 7 parts of triphenyl phosphite, 15 to 20 parts of plant starch, 3 to 8 parts of gelatin, 21to 28 parts of phenolic resin, 3 to 6 parts of sodium silicate, 2 to 4 parts of phosphatidylcholine, 4 to 6 parts of polyoxypropylene oxyethylene glycol ether and 5 to 8 parts of pontederia cordata. Aprepared finished product has good degradation performance, and also has good antibacterial capability on escherichia coli and staphylococcus aureus.

The invention discloses a tea flower beverage which comprises the following raw materials in parts by weight: 10-30 parts of tea flowers, 5-15 parts of white granulated sugar, 0.015-0.03 part of a stabilizer, 0.015-0.03 part of sodium ascorbate and 500-800 parts of water. The stabilizer adopts modified chitosan nanoparticles, so that tea polyphenol can be wrapped in the stabilizer and becomes stable, the problem that the tea polyphenol in the beverage is easy to oxidize and deteriorate is effectively solved, and the shelf life of the beverage is prolonged. The tea flowers are processed by adopting a specific process, so that the content of theabrownin is effectively increased.

The invention discloses a preparation method of an easily degradable three-waste-free liquid daily chemical product packaging bottle. Comprising the following components in percentage by weight: 40 to 55 percent of polyethylene, 12 to 18 percent of color master batch, 10 to 15 percent of polylactide, 5 to 12 percent of nano antimony-doped tin dioxide, 5 to 8 percent of polycarbonate, 2 to 10 percent of nano titanium dioxide, 2 to 5 percent of modified montmorillonite, 3 to 8 percent of plasticizer, 2 to 8 percent of macromolecular coupling agent and 3 to 6 percent of zinc borate. Compared with a traditional packaging bottle, the prepared packaging bottle has good degradability, part of materials can be extracted through plants, the influence on the environment is small, no three wastes are generated in the preparation process, meanwhile, the coloring effect is good, the color is stable and bright, consumers can be attracted, and the product has good flame resistance and can be widely applied to the field of packaging bottles. The use effect is relatively stable, and certain ultraviolet rays can be shielded.

The invention provides an environment-friendly disposable plastic cup. The cup comprises a cup body, wherein a plurality of annular bulges are arranged on an outer side wall of the cup body at equal intervals from top to bottom; the cup body is prepared from raw materials in parts by weight as follows: 40-50 parts of PET (polyethylene terephthalate), 20-30 parts of polybutylene succinate, 10-20 parts of potato starch, 2-4 parts of titanium dioxide, 2-7 parts of bamboo residues, 1-3 parts of a heat stabilizer and 1-4 parts of a lubricant. The plastic cup is lower in cost and degradable and hasenough hardness.

The invention discloses a tea flower, Tibetan tea, black tea and green tea blended tea beverage comprising the following raw materials in parts by weight: 10-30 parts of tea flower, Tibetan tea, blacktea and green tea blended tea, 5-15 parts of white granulated sugar, 0.015-0.03 part of a stabilizer, 0.015-0.03 part of sodium ascorbate and 500-800 parts of water. Modified chitosan nanoparticles are adopted in the stabilizer and can wrap tea polyphenols to make the tea polyphenols stable, the problem that the tea polyphenols in the beverage are prone to oxidative deterioration is effectively solved, and the shelf life of the beverage is prolonged. By changing the blending ratio of tea flowers t Tibetan tea to black tea to green tea, the content of theabrownins and the tea polyphenols is effectively increased.