49results about How to "Good stabilizer" patented technology

The invention belongs to the technical field of health-care foods, and in particular relates to a miracle fruit lactic acid bacteria health-care beverage for regulating the blood sugar level. Every 100 weight parts of the health-care food is prepared from the following raw materials in parts by weight: 1-2 parts of miracle fruit, 3-6 parts of fresh miracle fruit leaves, 1-2 parts of medal, 3 parts of Yuky purple sweet potatoes, 2.6-3.6 parts of skim milk powder, 0.1 part of semen plantaginis, 0.2-0.4 part of tamarind gum, 0.1 part of fenugreek gum, 0.05 part of alginic acid propylene glycol ester, 0.2-0.28 part of sodium carboxymethylcellulose, 19-23 parts of xylitol, 0.2-0.3 part of a composite probiotics leavening agent, and the balance of water. The core of the miracle fruit is removed by using a transformed stirring machine, and the miracle fruit lactic acid bacteria health-care beverage for regulating the blood sugar level is prepared from processes of grinding, fermentation, homogenization, sterile filling and the like, so that the miracle fruit lactic acid bacteria health-care beverage has the characteristics of blood sugar level regulation, antioxidation, nutrition and tastiness and the like.

The invention relates to the technical field of in vitro diagnostic reagents, in particular to a stabilizer for a low density lipoprotein cholesterol test reagent. The stabilizer is characterized by being prepared from gelatin, MgSO4, glycerol, betaine, trehalose, polyethylene glycol and ethylene diamine tetraacetic acid (EDTA). The stabilizer for the low density lipoprotein cholesterol test reagent can remarkably prolong the validity period of the low density lipoprotein cholesterol test reagent to 2 years and maintain stability of the low density lipoprotein cholesterol test reagent in an opened bottle for 3 months, and obviously reduces blank absorbency; the reagent is simple in operation, accurate in results and good in stability.

The invention relates to an improved yam noodle and a manufacturing method thereof. The yam noodle comprises components in parts by weight as follows: 50 parts of flour, 30 parts of yam powder, 20 parts of starch, 5 parts of salt, 0.01 part of sodium citrate, 0.01 part of citric acid and 25 parts of water. The prepared yam noodle is suitable for long-term storage, can still maintain the tenacity of the fresh noodle after stored, and is not prone to break.

The invention discloses an insect-preventive corrosion-resistant geogrid, which comprises the following raw materials in parts by weight: 110-120 parts of high-density polyethylene, 1-2 parts of potassium fluoroaluminate, 0.6-1 part of spirotetramat, 1-2 parts of urea, 2-3 parts of polyisoprene, 0.7-1 part of hexafluoroacetylacetone, 0.1-0.4 part of zinc pyrithione, 0.1-0.3 part of sodium metabisulfite, 0.6-1 part of calcium aluminate, 0.1-0.2 part of diisocyanate, 0.5-1 part of tetramethylammonium nitrate, 6-10 parts of blast furnace slag, 10-13 parts of lightweight calcium carbonate, 0.1-0.3 part of ferrous sulfate, 1-2 parts of capsicum oleoresin, 3-4 parts of rare earth auxiliaries. According to the insect-preventive corrosion-resistant geogrid, and through the added rare earth auxiliaries, the auxiliaries formed by fully mixing the high-strength boron carbide with attapulgite and rare earth elements and matching with a preservative calcium acetate and a stabilizer polyvinyl pyrrolidone through the surface treatment action of a silane coupling agent, not only has good surface strength, toughness, weather resistance and corrosion resistance, and is good in stability, the comprehensive quality of the finished products can be effectively improved, and the adaptability to soil and the resistance to outside pressure can be enhanced.

The invention discloses a preparation method of a Rh nanoflower electrocatalyst for an alkaline direct methanol fuel cell, and belongs to the technical field of eletrocatalysis and energy source. According to the method, polyethyleneimine is taken as a complexing agent and a stabilizer, diethylene glycol is taken as a reducing agent, and RhC13 is reduced to Rh nanoflower with a highly branched structure at one step by a heating method in an aqueous solution. The Rh nanoflower prepared according to the method has a unique structure, high specific area and many active position points, methanol oxidation reaction is catalyzed in an alkaline medium, and the Rh nanoflower has high application prospect; moreover, the prepared Rh nanoflower can have a high electrochemical signal without being subjected to ultraviolet ozone processing, and can be taken as an anode catalyst of the direct methanol fuel cell; and the preparation method of the Rh nanoflower is simple and economic, and is suitable for industrial production at a large scale.

The invention relates to the technical field of in-vitro diagnostic reagents, in particular to a stabilizing agent for a high-density lipoprotein cholesterol detection reagent. The stabilizing agent is characterized by being prepared from gelatin, MgSO4, glycerol, glycine betaine, trehalose, polyethylene glycol, EDTA and polyoxyethylene alkylene tribenzyl phenyl ether. According to the stabilizing agent for the high-density lipoprotein cholesterol detection reagent, the valid period of the high-density lipoprotein cholesterol detection reagent can be significantly prolonged to two years, the stability can be kept for three months after a bottle containing the stabilizing agent is opened, a blank absorbency value is obviously decreased, reagent operation is easy, a result is accurate, and the stability is good.

The invention relates to SBS (Styrene-Butadiene-Styrene)-modified asphalt and a preparation method thereof. The SBS-modified asphalt comprises base asphalt produced by straight-run distillation of Merey oil and Boscan oil. A styrene-butadiene-styrene (SBS) block copolymer is adopted as a modifying agent. According to the weight percentage, the Merey oil accounts for 50-75% and the Boscan oil accounts for 25-50%. Various technical indicators of the SBS-modified asphalt are high. A softening point of the SBS-modified asphalt is higher than 75 DEG C. Through adding a stabilizing agent and an anti-aging agent, the SBS-modified asphalt has good stability and durability.

The invention discloses a metronidazole-erythromycin compound ointment for treating face acnes and a preparation method thereof. The ointment comprises the following ingredients by weight percent: 1% of metronidazole, 0.2-0.6% of erythromycin, 0.08-0.1% of glutamine, 0.07-0.09% of serine, 40-65% of polyethylene glycol, 2-4% of an emulsifying agent, 1-2% of sodium carboxymethylcellulose, 1-2% of sodium hyaluronate, and the balance of water for injection. The primary active ingredients of the ointment disclosed by the invention are metronidazole and erythromycin, and glutamine and serine are also added to enhance the effectiveness of treating the face acnes. Moreover, the sodium hyaluronate is added to moisturize skin and alleviate damage of skin caused by active ingredients. All ingredients in the ointment achieve a synergistic effect, and good stability can be ensured without extra ingredients such as a stabilizer. Moreover, the effectiveness of the medicine is effectively improved, and the occurrence rate of side effects is reduced.

The invention discloses a glass-plastic composite geogrid. The glass-plastic composite geogrid is prepared from the following raw materials in parts by weight: 107-120 parts of high-density polypropylene, 2-3 parts of perchloro-ethylene resin, 2-4 parts of caustic-burned magnesia powder, 6-10 parts of blast furnace slag, 0.3-1 part of polyacrylamide, 2-3 parts of rare earth auxiliaries, 3-5 parts of glass powder, 0.6-1 part of saturated stearamide, 1-2 parts of barium metaborate, 0.5-1 part of potassium tetraborate, 1-2 parts of polyether glycol, 0.1-0.4 part of simethicone, 0.3-1 part of monobutyltin oxide, 1-2 parts of anhydrous calcium chloride and 1-2 parts of methyl ester nylon acid. According to the glass-plastic composite geogrid, the rare earth auxiliaries, which are formed by thoroughly mixing high-strength boron carbide with attapulgite and rare earth elements and further combining the mixture with a preservative calcium acetate and a stabilizer polyvinylpyrrolidone under the treatment action of a silane coupling agent, have excellent surface strength, toughness, weather fastness and corrosion resistance and good stability, and are capable of effectively improving the comprehensive quality of the finished product, the adaptability to the soil and the resistance to the ambient pressure.

The invention discloses a simple propagation technique for grating camellia gauchowensis in golden camellia. The technique comprises the steps of S1: stock breeding, S2: grafted mother tree culturing,S3: grafting, S4: management procedures after grafting, wherein grafting in S3 comprises the steps of (1), stock processing; (2), scion collecting and processing; (3), grafting of scion and the stock: the scion is cut into a wedge with two oblique plains which are not completely opposite to each other and presented in angle forming a thicker side and a thinner side; the stock is obliquely cut into deep xylem with an incision in the length of 1.5-2 cm, and the section of the incision is in a shape of the number '7'; the scion is inserted into the section of the stock to make the cambia of thestock and the scion right align with each other; a hormonal bacteriostasis solution is used, and the hormonal bacteriostasis solution is uniformly sprayed on the scion and a grafting interface until the blades and twigs of the scion and the grating interface are uniformly bonded with the solution; a special grafting transparent plastic thin film is adopted for fastening and the grafting is completed. By means of the technique, the surviving rate of the grafting technique is high, the shaping of a tree body is faster, the operation is convenient, the cost is low, the efficiency is high, and grafting is not restricted by seasons.

The invention discloses a composite fulvic acid antibacterial sponge matrix and a preparation method and application thereof, belonging to the technical field of material preparation and environmentalgovernance. The preparation method comprises the following steps: polymerizing fulvic acid, acrylic acid and antibacterial natural macromolecules under the conditions of an initiator and a cross-linking agent to obtain a fulvic acid water-retaining agent, polymerizing polytetrahydrofuran with isocyanate, N-methylpyrrolidone, a catalyst, a cross-linking agent and the like to form a polyurethane emulsion, and compounding the polyurethane emulsion with the fulvic acid water-retaining agent to obtain the composite fulvic acid antibacterial sponge matrix. Components contained in the water-retaining fulvic acid composite antibacterial sponge matrix are environment-friendly materials and are non-toxic; and the porous structure of the sponge matrix and a large number of hydrophilic groups such asacrylic acid and polyurethane endow the sponge matrix with good water storage capacity, and rainwater can be effectively stored in the sponge matrix and purified. Antibacterial macromolecules are added to prevent the sponge from mildewing, root rotting and the like due to long-term contact with water, so the sponge matrix can be widely applied as a soilless culture substrate in sponge city construction.

The invention relates to the technical field of in-vitro diagnostic reagents, in particular to a stabilizing agent for a uric-acid detection reagent. The stabilizing agent is characterized by being prepared from the following components in parts by weight: 0.1-5g / L of MgSO4, 1-5ml / L of glycerinum, 0.1-20g / L of trehalose, 0.1-10ml / L of PEG (Polyethylene Glycol) 4000, 0.1-5g / L of adenosine diphosphate, 1-4g / L of alpha-oxoglutarate, 0.5-2g / L of polyvinylpyrrolidone and 0.5-2.0g / L of polyethyleneimine. The stabilizing agent for the uric-acid detection reagent has the advantages that the effective period of the uric-acid detection reagent can be obviously prolonged to 2 years, the stability after opening lasts for 3 months, a blank absorbency value is obviously reduced, single-reagent operation is simple, the result is accurate, and the stability is good.

The invention discloses an aqueous acrylic ester adhesive and a preparation method thereof. The adhesive is prepared by the following raw materials: a monomer, a reactive emulsifier, a light stabilizer, an initiator, a hydroxyl terminated polydimethylsiloxane organosilicon modifier, and distilled water; the raw materials are prepared by an emulsion polymerisation method. The preparation method comprises the following steps: the reactive emulsifier, distilled water and the monomer are added into a reaction container, stirring is carried out, and the temperature is controlled at 50-100 DEG C; an aqueous solution of the initiator is added dropwisely, when the system becomes blue, the hydroxyl terminated polydimethylsiloxane organosilicon modifier is added, stirring is carried out continuously, a heat reaction is carried out for 1-3 hours, and the adhesive is obtained. The aqueous acrylic ester adhesive has the advantages of good light stability, good emulsification effects, and high bonding strength.

The invention discloses a solid beverage which is prepared from the following raw materials in parts by weight: 40-50 parts of dried ginger, 60-80 parts of hovenia dulcis thunb, 20-35 parts of maltodextrin, 3-5 parts of xylitol, 5-10 parts of citric acid, 3-5 parts of stevioside and 100-120 parts of purified water. The solid beverage is prepared according to the processes of blending, mixing, freeze-drying, pelletizing and packaging. The hovenia dulcis thunb solid beverage disclosed by the invention tastes fine, smooth and soft, smells fragrant, is free from spicy flavor and can be easily brewed.

The invention discloses a rosin-containing geogrid. The rosin-containing geogrid consists of the following raw materials in parts by weight: 107-120 parts of high-density polypropylene, 8-10 parts of carboxyl graphene powder, 0.1-0.2 part of cadmium stearate, 6-10 parts of maleic anhydride grafted polypropylene, 2-3 parts of rosin, 1-2 parts of lanolin, 0.1-0.3 part of potassium bromoflouride, 1-1.6 parts of dispersing agent NNO, 0.1-0.4 part of antioxidant BHT, 2-3 parts of bamboo carbon powder, 0.2-0.4 part of hexafluoro-acetylacetone, 7-10 parts of blast furnace slag, 2-3 parts of rare earth auxiliary and 1-2 parts of sodium silicate. The rare earth auxiliary added into the rosin containing geogrid is formed through the full mixing of high-strength boron carbide, attapulgite and rare earth elements, the cooperation of a calcium acetate antiseptic and a polyvinylpyrrolidone stabilizer and the surface treatment action of a silane coupling agent, so that the formed auxiliary is high in not only surface strength, tenacity, weatherability and corrosion resistance, but also stability. The comprehensive quality of the finished product can be effectively improved by the auxiliary, and the adaptability to soil and the resistance to external pressure are improved.

The invention relates to a quaternary ammonium salt complex iodine disinfectant and a preparation method thereof. The disinfectant comprises the following components in percentage by weight: 18-35% of quaternary ammonium salt, 55-78% of an auxiliary surfactant, 4-10% of iodine and 0.18-0.85% of a stabilizer. The disinfectant is simple in preparation process, easy to control, short in production period, low in cost and suitable for industrial production. The prepared disinfectant is high in stability, high in iodine content, long in bacteriostasis and sterilization time, high in sterilization speed and high in efficiency, can be widely applied to disinfection and sterilization of livestock and poultry farms, can also be used as a local preservative used before a surgical operation, and can be applied to the aspects of treatment of slight cuts, bruises, nipple sores and scratches, breast medicated bath and the like.

The invention discloses a light geocell master batch which consists of the following raw materials in parts by weight: 120-140 parts of high density polyethylene, 3-5 parts of superfine silica powder, 0.1-0.4 part of zinc pyrithione, 2-3 parts of aluminum sulfate, 0.7-1 part of diazolidinyl urea, 1-2 parts of ammonium chloride, 10-12 parts of blast furnace slag, 10-12 parts of light calcium carbonate, 0.1-0.3 part of castor oil polyoxyethylene ether, 1-2 parts of polymaleic anhydride, 0.3-0.4 percent of lithium carbonate, 0.1-0.2 percent of trimethylolpropane and 2-3 parts of rare earth aids. According to the rare earth aids added into the geocell master batch, high-strength boron carbide, attapulgite and rare earth elements are fully mixed, and are matched with a preservative calcium acetate and a stabilizer polyvinylpyrrolidone, and due to the surface treatment effect of a silane coupling agent, the formed aids have high surface strength, toughness, weather resistance, corrosion resistance and high stability, the integrated quality of the master batch can be effectively improved, and the adaptability and resistance to the external pressure of soil are improved.

The invention discloses a pouring sealant used for a power electronic device, and belongs to the technical field of pouring sealants. The pouring sealant comprises the following raw materials in parts by weight: a component A: 70-80 parts of vinyl silicone oil, 28-32 parts of brominated epoxy resin, 3-5 parts of hydro-silicone oil, 1-3 parts of a coupling agent and 6-8 parts of epoxidized methyl acetorieinoleate; and a component B: 90-100 parts of vinyl silicone oil, 1-6 parts of a platinum catalyst, 5-7 parts of antimonous oxide, 20-24 parts of magnesium hydroxide, 8-10 parts of boron carbide, 15-17 parts of calcium carbonate, 2-4 parts of carbon black, 11-15 parts of polysiloxane, 7-9 parts of tributyl citrate and 0.5-1 part of an antistatic agent. The invention also discloses a preparation method of the pouring sealant used for the power electronic device. The pouring sealant is strong in mechanical property, comparatively high in high temperature resistance and inflaming retarding capability and long in service life.

The invention relates to the technical field of paper making, in particular to a waterproof agent for paper making coating. The waterproof agent is prepared from zircon salt and polyacid, pH of the waterproof agent is 3.5-10, and solid content of ZrO2 in the waterproof agent is 9.3-12.8%. The invention further relates to a preparation method of the waterproof agent. The preparation method includes: (1), mixing the polyacid with ammonia water or an ammonium hydroxide solution, controlling reaction temperature, and allowing reaction to obtain a polyacid ammonium solution; (2), taking the polyacid ammonium solution in the step (1), adding the zircon salt, controlling reaction temperature, stirring and mixing well, and allowing reaction to obtain reaction liquid; (3), taking the reaction liquid in the step (2), adding a stabilizer, and stirring and mixing well to obtain liquid which is the waterproof agent. The waterproof agent has high stability, is not subject to pH impact and is used for being added into paper coating paint, and waterproof and hydroscopic experiments prove that the waterproof agent has good waterproof performance.

The invention discloses a phosphorized polypropylene geogrid. The phosphorized polypropylene geogrid comprises the following raw materials in parts by weight: 110-120 parts of high-density polypropylene, 2-3 parts of asphalt, 4-6 parts of scolecite, 1-2 parts of ammonium dihydrogen phosphate, 1-2 parts of potassium phosphate, 0.6-1 part of erucyl amide, 0.6-1 part of pentaerythritol, 0.1-0.3 part of 2, 4- imidazolidinone, 2-3 parts of trioctyl phosphate, 0.1-0.2 part of butyltin mercaptide, 6-10 parts of blast furnace slag, 7-10 parts of wollastonite powder, 0.4-1 part of sdium chloride, 2-3 parts of rare earth adjuvant and 1-2 parts of aluminum nitride powder. The rare earth adjuvant added into the phosphorized polypropylene geogrid can sufficiently mix high-strength boron carbide with attapulgite and rare earth elements, and together with a preservative calcium acetate and a stabilizer polyvinylpyrrolidone and through surface treatment of a silane coupling agent, the formed adjuvant not only has good surface strength, good toughness, excellent weather resistance, strong corrosion resistance and good stability, and can effectively improve the overall quality of a finished product and improve adaptability to soil and resistance to outside pressure.

The invention relates to the technical field of preparation of film-forming materials used for capsules, and in particular relates to a preparation method of capsules with high water retention. The preparation method comprises the following steps: preparing sphagna fibers by adopting sphagna as a raw material, enabling the sphagna fibers to react with chloroacetic acid under the existence of alkali, thus etherified sphagna fibers are prepared, carrying out mixing for gum dissolving on the etherified sphagna fibers, potato starch plant gum, water and sorbitol, and placing the obtained product in an empty capsule making machine, so that the capsules with high water retention are prepared. Sphagna is a pure natural product, the use of sphagna can improve the water retention of the capsules prepared by adopting the method, so that the shelf life is prolonged, chloroacetic acid and the sphagna fibers react under the existence of alkali, then the etherified sphagna fibers are prepared, further, the etherified sphagna fibers form an adhesive solution after being dissolved in water, in addition, potato starch plant gum has the water retention function, sorbitol also has the water retentionfunction, meanwhile, sorbitol is less volatile polyhydric alcohol, and is a good stabilizer, thus the prepared capsules have the excellent water retention and good stability, and have a wide application prospect.

The invention relates to a method for preparing cis-pinane through alpha-pinene hydrogenation, and belongs to the technical field of terpene compound deep processing. Polyethylene glycol (PEG) is usedas a stabilizer to prepare the Ru nano catalyst, which has high activity and selectivity and can be recycled, and the Ru nano catalyst is used for catalyzing selective hydrogenation of alpha-pinene to prepare cis-pinane. A PEG-stabilized Ru nano catalyst is used as one phase, and a mixed solvent of toluene and n-heptane is used as the other phase to form a Ru nano catalytic system with a temperature control function, thereby implementing the hydrogenation reaction and nano catalyst separation process (high temperature mixing reaction and low temperature cooling separation). In the process ofpreparing cis-pinane by catalyzing selective hydrogenation of alpha-pinene, the system realizes efficient recycling of the Ru nano catalyst and high cis-pinane selectivity.

The invention discloses a mineral halogen-free flame retardant geocell master batch which comprises the following raw materials in parts by weight: 121-130 parts of high density polyethylene, 0.7-2 parts of dinitrophenol, 2-3 parts of red phosphorus, 10-12 parts of talcum powder, 1-2 parts of decabromodiphenyl ethane, 0.1-0.2 part of diphenylthiourea, 1-2 parts of sorbitol, 0.5-1 part of coco fatty acid diethanol amide, 2-3 parts of polyamide wax powder, 0.6-1 parts of ricinoleic acid, 1-2 parts of tributyl citrate, 10-12 parts of blast furnace slag and 2-3 parts of rare earth additive. According to the mineral halogen-free flame retardant geocell master batch disclosed by the invention, high-strength boron carbide, attapulgite and rare earth elements are fully mixed by the added rare earth additive; the mixture is matched with calcium acetate as a preservative and polyvinylpyrrolidone as a stabilizer; under the surface treatment action of a silane coupling agent, the formed additive has the advantages of good surface strength, toughness, wear resistance and corrosion resistance as well as good stability; the comprehensive quality of the master batch can be effectively improved, and the adaptability to soil and the resistance to the outside pressure are improved.

The invention discloses a simple propagation technique for grating camellia gauchowensis in golden camellia. The technique comprises the steps of S1: stock breeding, S2: grafted mother tree culturing,S3: grafting, S4: management procedures after grafting, wherein grafting in S3 comprises the steps of (1), stock processing; (2), scion collecting and processing; (3), grafting of scion and the stock: the scion is cut into a wedge with two oblique plains which are not completely opposite to each other and presented in angle forming a thicker side and a thinner side; the stock is obliquely cut into deep xylem with an incision in the length of 1.5-2 cm, and the section of the incision is in a shape of the number '7'; the scion is inserted into the section of the stock to make the cambia of thestock and the scion right align with each other; a hormonal bacteriostasis solution is used, and the hormonal bacteriostasis solution is uniformly sprayed on the scion and a grafting interface until the blades and twigs of the scion and the grating interface are uniformly bonded with the solution; a special grafting transparent plastic thin film is adopted for fastening and the grafting is completed. By means of the technique, the surviving rate of the grafting technique is high, the shaping of a tree body is faster, the operation is convenient, the cost is low, the efficiency is high, and grafting is not restricted by seasons.

The invention discloses an antioxidant geocell master batch which comprises the following raw materials in parts by weight: 121-130 parts of high density polyethylene, 1-3 parts of polyurethane, 2-3 parts of calcium hydrophosphate, 2-3 parts of silicon carbide, 1-2 parts of potassium tetraborate, 0.3-0.5 part of ammonium metavanadate, 0.4-1 part of tetradecanedioic acid, 10-13 parts of graphite powder, 0.1-0.4 part of tung oil, 1-3 parts of polyving alcohol, 0.5-2 parts of sodium carboxymethylcellulose, 0.6-1 part of thiodipropionic diglycerol trilaurate, 10-12 parts of blast furnace slag and 2-3 parts of rare earth additive. According to the antioxidant geocell master batch disclosed by the invention, high-strength boron carbide, attapulgite and rare earth elements are fully mixed by the added rare earth additive; the mixture is matched with calcium acetate as a preservative and polyvinylpyrrolidone as a stabilizer; under the surface treatment action of a silane coupling agent, the formed additive has the advantages of good surface strength, toughness, wear resistance and corrosion resistance as well as good stability; the comprehensive quality of the mast batch can be effectively improved, and the adaptability to soil and the resistance to the outside pressure are improved.

The invention discloses an aqueous acrylic ester adhesive and a preparation method thereof. The adhesive is prepared by the following raw materials: a monomer, a reactive emulsifier, a light stabilizer, an initiator, a hydroxyl terminated polydimethylsiloxane organosilicon modifier, and distilled water; the raw materials are prepared by an emulsion polymerisation method. The preparation method comprises the following steps: the reactive emulsifier, distilled water and the monomer are added into a reaction container, stirring is carried out, and the temperature is controlled at 50-100 DEG C; an aqueous solution of the initiator is added dropwisely, when the system becomes blue, the hydroxyl terminated polydimethylsiloxane organosilicon modifier is added, stirring is carried out continuously, a heat reaction is carried out for 1-3 hours, and the adhesive is obtained. The aqueous acrylic ester adhesive has the advantages of good light stability, good emulsification effects, and high bonding strength.

The invention relates to an active silver ion colloid antibacterial agent applicable to infection control and wound heal promotion for human body surfaces, also relates to a preparation method of theactive silver ion colloid antibacterial agent, and belongs to the technical field of medicines for medical surgery. A finished liquid agent formed by the active silver ion colloid antibacterial agentcontains active silver ion powder, sodium alginate, dibasic acid, a penetrant, tartaric acid and purified water. The active silver ion colloid antibacterial agent and the preparation method thereof have the following advantages: firstly, a stabilizer with a permeation effect is adopted in a formula, can permeate through deep tissue of a wound, kill bacteria and endotoxins in deep parts and loosen,resolve and discharge necrotic tissue, pus and blood clots out of the body and contributes to shortening the wound heal time; secondly, the active silver ion colloid antibacterial agent does not cause obvious drug membranes or produce drug resistance by long-term use and can effectively shorten the treatment period; thirdly, the active silver ion colloid antibacterial agent causes no side effectson a patient and has no foreign smells or sensitization; and fourthly, the method comprises few process steps, has no harsh conditions and can adapt to mass production requirements.

The invention discloses a novel asphalt mixture for pavement construction. The novel asphalt mixture is prepared from the following raw materials in percentage by weight: 3 to 8 percent of rock asphalt modified asphalt, 4 to 6 percent of mineral, 82 to 90.7 percent of aggregate, 0.3 to 1 percent of a coupling agent and 2 to 3 percent of a filler, the rock asphalt modified asphalt is prepared fromrock asphalt, matrix asphalt, a stabilizer and nano vitrified micro bubbles, the percentage content of the rock asphalt in the rock asphalt modified asphalt is 3-5%, the percentage content of the matrix asphalt in the rock asphalt modified asphalt is 87.2-92.8%, the percentage content of the stabilizer in the rock asphalt modified asphalt is 0.2-0.8%, and the percentage content of the nano vitrified micro bubbles in the rock asphalt modified asphalt is 4-7%. The invention aims to solve the problem that matrix asphalt is modified by utilizing the characteristics of rock asphalt, according to the modified asphalt and the preparation method thereof, the excellent properties of the modified asphalt and the nano glass beads are brought into full play, particularly the properties of the modifiedasphalt are further optimized by adding the nano glass beads, so that the modified asphalt not only has good stability and rut deformation resistance, but also has heat insulation and pavement heat absorption reduction capabilities.