63 results about "Triclocarban" patented technology

Germicidal compositions with enhanced activity towards killing microbiological spores and vetgetative cells comprising certain quaternary ammonium compounds (QACs), phenolic compounds, monohydric alcohols, hydrogen peroxide, iodine, triclocarban, triclosan or combinations thereof with one or more spore coat opening agents. The invention also provides for the application of the germicidal compositions to animate and inanimate surfaces to help kill germs and protect against the risk of infection from bacteria, molds, yeasts, fungi, viruses, and microbiological spores.

The invention discloses a polylactic acid antibacterial nanofiber membrane and a preparation method thereof, which belong to the technical field of functional spinning. An antibacterial agent is added into polylactic acid, and an electrostatic spinning technology is adopted to prepare the polylactic acid antibacterial nanofiber membrane with high antibacterial activity. The antibacterial agent in the fiber membrane is triclocarban (TCC). The nanofiber membrane comprises 95 or 94 mass percent of polylactic acid and 5 or 6 mass percent of antibacterial activity TCC. The obtained antibacterial fiber membrane can inhibit over 93 percent of staphylococcus aureus, escherichia coli and candida albicans. The antibacterial fiber membrane can be applied to the fields of daily use, spinning, industry and medicaments.

The invention relates to an electrostatic spinning preparation method of a silk fibroin / polyacrylonitrile based antibacterial ultraviolet-resistant nanofiber membrane and belongs to the technical field of functional nanofiber preparation. The electrostatic spinning preparation method of the SF / PAN (silk fibroin / polyacrylonitrile) based antibacterial ultraviolet-resistant nanofiber membrane is characterized by including the steps: (1) mixing PAN, SF and antibacterial agents and then dissolving the mixture into DMF (N-N dimethyl formamide) with stirring so that uniformly dispersed electrostatic spinning solution is obtained, wherein the weight ratio of the SF to PAN is 0.1-1, and the weight of the antibacterial agents accounts for 10-30% of the SF weight; and (2) performing electrostatic spinning for the prepared electrostatic spinning solution so that the SF / PAN based antibacterial ultraviolet-resistant nanofiber membrane is obtained. The preparation method is simple, and the antibacterial agents are uniform in distribution in nanofibers and good in antibacterial and bacteria inhibiting effects. Taking an SF / PAN nanofiber membrane as a reference sample, the SF / PAN / TCC (triclocarban) nanofiber membrane has the bacteria inhibiting rate and the antibacterial rate which are above 90% and above 45% respectively.

The invention relates to disinfecting liquid soap and a preparation method thereof, and particularly relates to natural plant essential oil-containing disinfecting liquid soap and a preparation method thereof. The disinfecting liquid soap is prepared from N-(4-chlorphenyl)-N'-(3,4-dichlorophenyl)urea (triclocarban), ethanol, litsea cubeba essential oil, sweet orange essential oil, PEG40 hydrogenated castor oil (CO-40), N-trimethylglycine (betaine), carbomer U20 (Carbopol Ultrez 20 polymer), triethanolamine and deionized water. Antimicrobial tests indicate that the disinfecting liquid soap has a relatively strong bacteriostatic effect, is applicable to medical mechanisms, hotels, food processing manufacture enterprises, dining and entertainment facilities and the like.

The invention discloses an alcohol-free traditional Chinese medicine toilet water and a production method thereof. The invention aims at providing the toilet water which adopts an alcohol-free solubilizer and sanitizer and is capable of avoiding the impact of the alcohol contained in the toilet water on the human body health and production and use and improving the use and production safety of the toilet water. The toilet water comprises the following components according to the weight percentage: 0.3 to 1 percent of sanitizer, 1 to 3 percent of oil soluble toilet water essence, the solubilizer which is 1-2 times of the weight of the oil soluble toilet water essence, 1 to 5 percent of traditional Chinese medicine extraction solution, and the balance being deionized water. The sanitizer is prepared through the compounding of chlorhexidine acetate and 20 percent water soluble triclocarban; the solubilizer is the mixture of PEG-40 hydrogenated castor oil and PPG-26-butanol polyether-26; and a traditional Chinese medicine extracting solution is the extracting solution taking the mixture of honeysuckle, chrysanthemum indicum, ageratum, liquorice, rheum and snake gall as the traditional Chinese medicine components and taking water as the solvent. As the toilet water does not contain ethanol, the toilet water is favor of guaranteeing the human body health.

The invention discloses a highly-efficient antibacterial laundry detergent and a preparation method thereof. The highly-efficient antibacterial laundry detergent comprises the following components: sodium laureth sulfate, dodecylbenzene sulfonic acid, sodium hydroxide, citric acid, triethanolamine, coconut methyl monoethanolamine, an acrylate copolymer, triclocarban, parachlorometaxylenol, an antibacterial synergist, dipropylene glycol, phenoxyethanol, sodium chloride, Kathon and water. The laundry detergent provided by the invention has the advantages of high sterilizing rate, long-acting bacteriostasis function and high safety.

The invention relates to a drawing oil, specifically to a drawing oil containing fumed silica. The drawing oil is prepared from the following raw materials by weight: 12 to 15 parts of polyglycerol fatty acid ester, 1 to 2 parts of triethyl phosphate, 10 to 12 parts of octadecanol, 180 to 200 parts of epoxidized linseed oil, 40 to 50 parts of rape oil, 0.5 to 1 part of triclocarban, 1 to 2 parts of polyisobutylene succinimide, 1 to 2 parts of fumed silica, 1 to 2 parts of 2-aminoethyl-heptadecenylimidazoline and 2 to 3 parts of an auxiliary agent. The drawing oil provided by the invention uses environment-friendly easily-degradable epoxidized linseed oil and rape oil as base oil, fumed silica having undergone surface modification is added, so heat resistance of the drawing oil is improved; and through combination of the base oil, fumed silica and other additives, the drawing oil overcomes the disadvantages of no high temperature resistance, easy oxidation and the like of traditional oily drawing oil, has the advantages of sterilization, deodorization, anti-oxidation, rust removal, easy cleaning, etc. and is applicable to wire drawing and drawing process of a variety of metal materials.

The invention discloses a method for detecting multiple antiseptics in cosmetics. The antiseptics are: benzoic acid, sorbic acid, dehydroacetic acid, methyl paraben, benzyl paraben, benzyl alcohol, phenoxyethanol, o-phenyl phenol, triclosan, triclocarban, methylchloroisothiazolinone, bronopol, chlorphenesin, and iodopropynyl butylcarbamate. The method comprises following steps: tetrahydrofuran liquid-liquid extraction, solid phase extraction column purification, and gas chromatography separation and analysis. The results of tests show that the provided method is suitable for many cosmetics onthe market and can accurately detect antiseptics in the cosmetics.

The invention belongs to the technical field of hydrocolloid dressings, and particularly relates to a bacteriostatic hydrocolloid dressing and a preparation method thereof. The bacteriostatic hydrocolloid dressing comprises the following raw materials in parts by weight: 25-35 parts of sodium carboxymethylcellulose, 20-30 parts of carboxymethyl chitosan, 5-10 parts of gelatin, 20-30 parts of athermoplastic elastomer, 3-10 parts of a tackifying resin and 0.5-1.5 parts of a bacteriostatic agent. The hydrocolloid dressing adopts triclocarban and sodium ferulate as the bacteriostatic agent, the triclocarban and the sodium ferulate synergistically interact to reduce the use amount of the triclocarban and make the bacteriostatic effect remarkable, so that the hydrocolloid dressing has favorableliquid absorption and wound healing promotion ability, is safe, free of toxic and side effects and suitable for popularization and application.

The invention provides a PLA-based degradable antibacterial flame-retardant wig fiber, and relates to the technical field of fibers for simulated wigs. The wig fiber is prepared from the following components in percentage by weight of 80-95 percent of PLA, 2-10 percent of composite flame retardant, 1.5-5 percent of a composite antibacterial agent, 0.4-0.8 percent of toner and pigment, 0.5-1.7 percent of an additive, 0.4-1.8 percent of a dispersing agent and 0.2-0.7 percent of a plasticizer. The composite flame retardant comprises brominated epoxy resin, antimonous oxide, polyphosphoric acid ammonia and hexaphenoxy cyclophosphazene, and the composite flame retardant can ensure that the wig fiber still has the excellent flame retardant property while reducing the addition amount of the brominated epoxy resin, so that the anti-dripping effect of the wig fiber is enhanced. The composite antibacterial agent comprises a nano-silver antibacterial agent, tea polyphenol and triclocarban, and the antibacterial rates of the wig fiber to staphylococcus aureus, escherichia coli and candida albicans can reach 98% or above through reasonable proportioning and common compounding, so that the wig fiber has excellent antibacterial performance; and the wig fiber has the advantages of being environmentally friendly, degradable, antibacterial, flame-retardant, anti-dripping and the like.

The invention discloses a method and device for treating triclocarban-containing wastewater through cooperation of plasma and a TiO2-ACFs composite catalyst. The method includes the steps that the triclocarban-containing wastewater is introduced into a reaction still between a positive electrode and a negative electrode; the TiO2-ACFs composite catalyst is pre-placed in the reaction still; a power source is switched on, and the triclocarban-containing wastewater is subjected to cycle treatment through cooperation of the dielectric barrier discharge plasma and TiO2-ACFs. Triclocarban in the wastewater is degraded through .OH and other active particles and ozone generated after discharge through cooperation of the plasma and the TiO2-ACFs composite catalyst, a UV effect and an adsorption effect, the treatment effect is good, operation is easy, no other pollutants are generated, by means of the method, the triclocarban-containing wastewater can be cleanly and efficiently treated, and wide application prospects are achieved.

The invention relates to herbal washing soap and a preparation method thereof. The herbal washing soap is prepared from the following components in parts by weight: 10 to 30 parts of sodium aliphatate, 3 to 7 parts of triclocarban, 5 to 15 parts of protease, and 2 to 10 parts of herbal extract. The herbal washing soap has the advantages that the property of the formula is mild; by adding the mixed extract of herba leonuri and lavender, the sterilizing and dirt-removal abilities are strong, the sweat odor and foreign odor on underwear can be moderately removed, the bleaching is easy, the easiness in remaining of chemical products onto clothes is avoided, the irritation to skin is avoided, and the injury to skin is avoided.

The invention discloses a no-wash hand disinfectant and a preparation method thereof. The disinfectant comprises the following raw materials: 1-3g of Carbomer, 1.0-100ml of 5-10wt% triclocarban solution, 0.5-1g of essence, 0.5-5g of lanolin, 1-60g of bamboo charcoal essential oil, 600-800g of 95wt% alcohol, 0.5-1ml of triethanolamine and the balance of purified water, wherein the total weight is 1000g; a solvent of the triclocarban solution is N,N-dimethyl formamide or N,N-dimethylacetamide. The prepared hand disinfectant has the characteristics that traditional Chinese medicines and western medicines are combined, a skin care agent is used as an adjuvant, quick acting and long acting are combined, and disinfection and skin care are integrated; the disinfectant is a novel green ecological no-wash hand disinfection body lotion integrating the effects of disinfection and skin care.

The invention provides the application of a triclosan monoclonal antibody and / or trichlorocaraban monoclonal antibody to detecting triclosan and / or triclocarban, in particular, a method for detecting trace triclosan and / or triclocarban in a sample. A detection method applying immunoaffinity column-ultra-high performance liquid chromatography tandem mass spectrometry is adopted. A matrix in an immunoaffinity column is coupled with the monoclonal antibodies of the triclosan and triclocarban. The detection method provided by the invention has high sensitivity; the precision, recovery rate, LOD and LOQ of the detection method can meet the requirements of detection analysis. With the detection method adopted, the problem that the purification of a sample is not ideal in pretreatment is solved; the interference of the matrix of the sample is reduced; analysis time is shortened; a recovery rate is improved; trace triclosan and / or triclocarban can be specifically detected in complex matrixes, especially various foods; and false positive detection results are avoided.

The invention provides a water treatment system and method for three-dimensional-electro-fenton treatment for triclocarban. The water treatment system comprises a reactor, a water supply device, an aeration device, a dosing device and a power supply, wherein the reactor comprises a three-dimensional-electro-fenton reaction area and a biological filter material reaction area; the three-dimensional-electro-fenton reaction area is filled with a gold tailing-based Co / Fe0 particle electrode; and the biological filter material reaction area is filled with a biological filter material. The wastewater is firstly general treated by the microorganism on the biological filter material till COD, ammonia nitrogen, and the like, are decreased to some extent and then the triclocarban difficult to be biodegraded is deeply treated in the three-dimensional-electro-fenton reaction area. Persulfate is added into the reactor through the dosing device, the wastewater in the water supply device enters into the reactor and then is mixed with the persulfate, the persulfate is activated to generate free sulfate radicals and the free hydroxide radicals are electrically catalytic generated under the effect of Fe0 loaded by particle electrodes in the three-dimensional-electro-fenton reaction area and the free sulfate radicals and the free hydroxide radicals are used for effectively degrading the pollutants in water.

The invention discloses an antibacterial macromolecular material which comprises the following components in parts by weight: 60-80 parts of polyvinyl chloride resin, 4-6 parts of polyaniline, 1-3 parts of cellulose triacetate, 2-6 parts of locust bean gum, 1-3 parts of triclocarban, 4-6 parts of random polypropylene, 1-2 parts of tributyl tin trichloride, 1-2 parts of potassium perfluorobutane sulfonate, 1-3 parts of ascorbic acid, 1-3 parts of a toughener, 2-4 parts of dimethyl m-phenylenediamine, 3-4 parts of an antioxidant 168 and 2-4 parts of trifluoropropyl methylsilicone oil. By this way, the antibacterial macromolecular material disclosed by the invention has a relatively good antibacterial property and prevents a medicine or an apparatus from being stained by bacteria.

An aqueous and liquid cleansing composition comprises a fatty acid soap, a salt of a lauryl ether sulfate surfactant that is present in an amount that is at least 50% of the weight of the fatty acid soap, a betaine surfactant that is present in an amount that is at least 23% of the weight of the fatty acid soap, and at least 0.05% by weight of the composition of triclocarban. The lauryl ether sulfate and betaine surfactant in the specified amount in relation to the fatty acid soap amount keep the triclocarban from precipitating out of the composition.

The invention relates to an antibacterial powder for sanitary towels and sanitary pads. A production process comprises the following steps of using 3, 4, 4'-trichlorodiphenylurea and cyclodextrin or a derivative of the cyclodextrin to prepare an inclusion compound through a solid-phase reaction method, mixing the inclusion compound, malic acid, sodium malate, sorbic acid, PVP (polyvinyl pyrrolidone) and soluble starch, and granulating, so as to obtain the antibacterial powder. The antibacterial powder has the beneficial effects that the antibacterial powder is designed for solving the safety hidden dangers in the use process of the sanitary towels, and the growth of microorganisms is effectively controlled for eight hours in the use process; and the safety, high efficiency and broad spectrum of antibacterial components are realized.

The invention discloses an endocrine disruptor triclocarban hapten and an antigen and a preparation method thereof and application. The triclocarban artificial antigen provided in the invention is anantigen obtained by coupling a triclocarban hapten represented by a formula I with a carrier protein. The triclocarban artificial antigen synthesis method is simple, the purity and the yield are high,and is of great importance for triclocarban antibody preparation and residue detection of triclocarban in food.

The invention belongs to the technical field of environmental protection, and relates to a method for improving biological treatment efficiency of waste water containing triclocarban pollutants. The method particularly comprises the steps of: firstly enabling the waste water containing triclocarban pollutants to enter an adjusting tank, adding 0.1 to 0.3ml / L of DMF (dimethyl formamide) into the adjusting tank to promote subsequent biological treatment on triclocarban, then entering a sequencing batch reactor, and sequentially carrying out processes of anaerobic stirring, aerobic aeration, anoxic stirring, aerobic aeration, anoxic stirring and aerobic aeration; after the reaction is ended, carrying out sedimentation, drainage and sludge discharge so as to control concentration of sludge; after drainage is ended, standing. According to the method disclosed by the invention, based on conventional biological treatment on triclocarban waste water, a DMF modifier is added; by system reaction, content of triclocarban enriched in the sludge is reduced, and biological treatment efficiency of triclocarban is improved; the method has the important environmental ecological significance for biological treatment on daily chemical waste water.

The invention discloses a power cable protective pipe. The protective pipe is characterized by comprising the following raw materials in parts by weight: 80-86 parts of PVC (polyvinyl chloride) resin, 0.4-1 part of triclocarban, 0.5-1 part of potassium perfluorobutane sulfonate, 0.6-1 part of 2,4,4'-trichlorine-2'-phenoxyphenol, 1-2 parts of succinic acid, 2-3 parts of sodium fluoborate, 2-3 parts of EVA (ethylene-vinyl acetate) resin, 2-3 parts of ethylhexyl methacrylate, 2-3 parts of bamboo carbon powder, 0.5-1 part of zinc borate, 2-3 parts of graphite powder, 2-3 parts of bisphenol A phosphate, 1-2 parts of aminopropyltriethoxysilane, and 10-15 parts of composite filler. The pipe is particularly suitable for a protective pipe of a power cable, has excellent performances of impact resistance, abrasion resistance, ring stiffness and the like, and is strong in comprehensive performance and good in stability.

The invention discloses an alcohol-free traditional Chinese medicine toilet water and a production method thereof. The invention aims at providing the toilet water which adopts an alcohol-free solubilizer and sanitizer and is capable of avoiding the impact of the alcohol contained in the toilet water on the human body health and production and use and improving the use and production safety of the toilet water. The toilet water comprises the following components according to the weight percentage: 0.3 to 1 percent of sanitizer, 1 to 3 percent of oil soluble toilet water essence, the solubilizer which is 1-2 times of the weight of the oil soluble toilet water essence, 1 to 5 percent of traditional Chinese medicine extraction solution, and the balance being deionized water. The sanitizer isprepared through the compounding of chlorhexidine acetate and 20 percent water soluble triclocarban; the solubilizer is the mixture of PEG-40 hydrogenated castor oil and PPG-26-butanol polyether-26; and a traditional Chinese medicine extracting solution is the extracting solution taking the mixture of honeysuckle, chrysanthemum indicum, ageratum, liquorice, rheum and snake gall as the traditionalChinese medicine components and taking water as the solvent. As the toilet water does not contain ethanol, the toilet water is favor of guaranteeing the human body health.

A disclosed high-hardness plastic tube is prepared from the following raw materials in parts by weight: 30-60 parts of polyvinyl chloride resin, 6-10 parts of aluminium hydroxide, 6-11 parts of bisphenol A phosphite, 6-9 parts of flint clay powder, 5-9 parts of graphite powder, 6-9 parts of polytetrafluoroethylene wax, 4-8 parts of bamboo charcoal powder, 5-10 parts of N,N-diethylaniline, 2-5 parts of triclocarban, 4-12 parts of disodium methylenebisnaphthalenesulphonate, 5-8 parts of calcium phosphate, and 3-5 parts of polyethylene glycol fatty acid ester. The provided high-hardness plastic tube possesses relatively high hardness and tensile strength, is resistant to high temperature, is not easy to combust, and is excellent in impact strength, wear resistance, ring stiffness and other performances, high in comprehensive performance and good in stability.

The invention discloses a triclocarban metabolic plasmid pDCA-TCC and an application of the triclocarban metabolic plasmid pDCA-TCC. The invention provides a plasmid pDCA-TCC for coding a triclocarban degradation pathway and a preparation method of the plasmid pDCA-TCC. The strain Pseudomonas putida KT2440 carrying a metabolic plasmid pDCA-TCC has a wide chloroaniline degradation substrate spectrum, not only can efficiently degrade an antibacterial agent triclocarban, but also can degrade toxic and harmful compounds such as a herbicide aniline and chlorpropham, a plant regulator forchlorfenuron, an insecticide diflubenzuron and the like. In urban domestic wastewater, the degrading bacterium KT2440 (pDCA-TCC) can be used for completely degrading 50 [mu] M of triclocarban within 3 days. The invention has good application potential and value in biologically enhanced remediation of triclocarban residue pollution, and has important significance in the aspects of protecting ecological environment safety, human health and the like.

The invention discloses flame-retardant antibacterial PC-ABS alloy and a preparation method thereof. The flame-retardant antibacterial PC-ABS alloy comprises 50 to 90 parts of PC resin, 10 to 50 partsof ABS resin, 1 to 10 parts of cellulose, 1 to 10 parts of triphenyl phosphate, and 0.6 to 1 part of composite antibacterial agent, wherein the composite antibacterial agent is composed of the following components in parts by weight: 10 to 25 parts of nano titanium dioxide, 15 to 25 parts of nano silver oxide, 30 to 50 parts of polyhexamethyleneguanidine phosphate, and 2 to 4 parts of triclocarban. The flame-retardant antibacterial PC-ABS alloy provided by the invention has a high heat deformation temperature, has continuous antibacterial effect and excellent flame retardant performance, is effectively improved in mechanical properties, is suitable in the field of engineering plastics, and has broad market prospect.

An agent for coloring keratinic fibers, particularly human hairs, includes in a cosmetic carrier(a) at least one preservative from the group of sorbic acid, 2-hydroxydiphenyl, 4-hydroxybenzoic acid, dehydroacetic acid, dibromohexamidine, 10-undecylenic acid, hexetidine, triclocarban, triclosanum, 4-chloro-3,4-dimethylphenol, imidazolidinyl urea, hexamethylenetetramine, 1-(4-chlorophenoxy)-1-(imidazole-1-yl)-3,3-dimethyl-2-butanone, 1,3-Bis-(hydroxymethyl)-5,5-dimethyl-2,4-imidazolidinedione, 1-hydroxy-4-methyl-6-(2,4,4-trimethylpentyl)-2-pyridone, bromochlorophene, 3-methyl-4-(1-methylethyl)phenol, 5-chloro-2-methyl-3(2H)-isothiazolone, 2-benzyl-4-chlorophenol, 2-chloroacetamide, chlorohexidine, 4,4-dimethyl-1,3-oxazolidine, 1-phenoxy-propane-2-ol, hexamidine, 5-ethyl-1-aza-3,7-dioxabicyclo-[3.3.0]-octane, chlorphenesin, sodium hydroxymethyl amino acetate, benzyl hemiformal, 3-iodo-2-propynyl butylcarbamate, methylisothiazolinone and ethyl lauroyl arginate, and(b) at least one oxidation dye precursor and / or at least one direct dye.A second object of the present invention is a method for manufacturing a colorant of the first object of the invention.

The invention discloses a sterilizing and skin care perfumed soap, which is prepared from the following raw materials by weight: 10-15 parts of cocinic acid; 5-8 parts of sodium chloride; 10-15 parts of citric acid; 12-15 parts of triclocarban; 8-10 parts of menthol; 3-5 parts of titanium dioxide; 0.2-0.6 part of essence; 4-8 parts of glycerin; and the balance a soap base. The sterilizing and skin care perfumed soap provided by the invention has the characteristics of health formula, low cost, pleasant fragrance, good antibacterial and peculiar smell dispelling effects, and has skin care function.

The invention discloses a multifunctional high-efficiency powerful all-round pet care expert solution, which is composed of the following raw materials: 15-20 parts by mass of ammonium lauryl alcohol ether, 10-15 parts by mass of sodium lauryl sulfate, 8 ‑10 parts by mass of lauryl dimethyl betaine, 6‑8 parts by mass of diethanolamide cocoate, 5‑7 parts by mass of cocamidopropyl betaine, 4‑6 parts by mass of polyquaternium ‑39 , 5-7 mass parts D-panthenol, 3-5 mass parts camphor, 5-7 mass parts triclocarban, 6-8 mass parts citric acid, 3-5 mass parts vitamin A, 3-5 mass vitamin E , 3-5 parts by mass of vitamin B5, 5-8 parts by mass of emulsified silicone oil, 3-5 parts by mass of sodium chloride, 3-5 parts by mass of essence, and 50-60 parts by mass of deionized water. The nursing expert solution provided by the invention can efficiently and conveniently realize the effects of cleaning and decontamination, smoothing hair, killing insects and sterilizing, removing fishy smell and leaving fragrance, and can not only protect the skin, but also prevent and treat skin diseases.

The invention discloses a preparation method of a triclocarban adsorbent purifying agent. The preparation method comprises the following steps: taking iron nitrate, La2O3, and nitric acid as the main raw materials to prepare LaFeO3; then taking KI and Bi(NO3)3.5H2O as the main raw materials to combine LaFeO3; adjusting the pH by ammonia liquor, fiercely stirring at a room temperature, performing suction filtration, washing the product by water until the product becomes neutral, and drying the product to obtain the triclocarban adsorbent purifying agent. The triclocarban adsorbent purifying agent has the advantages of large adsorption amount and fast adsorption speed, and can be used to process a large amount of wastewater containing triclocarban.

The invention relates to a tooth-beautifying sterilizing coating agent. A liquid tooth-beautifying sterilizing coating agent is prepared at room temperature according to the following steps: adding 35 parts of absolute ethyl alcohol into 10-12% of nanometer silver powder and 10-14% of nanometer titanium dioxide powder in a container, and stirring; after stirring, adding 2% of urea, 2% of Triclocarban (TCC), 30% of shell-lac liquid (dissolving the bleached shell-lac in two times of absolute ethyl alcohol), 2% of polymerization inhibitor, 2% of brightening agent and 2% of whitening agent; and stirring and mixing again.