445 results about "Antiseptic Agent" patented technology

To provide a timber antiseptic agent which exhibits superior safety and superior antibacterial performance with low influence on the human body and environment.SOLUTION: The present invention relates to a timber antiseptic agent containing an alkyl 4-hydroxybenzoate represented by formula (1) [where R represents an alkyl group having 5 to 10 carbon atoms] or a salt thereof.SELECTED DRAWING: None

The invention relates to a crystal type mild cleansing cream and a preparation method thereof, and belongs to the technical field of cosmetics. The crystalline mild cleansing cream is prepared from the following components: glycerol, a mixed amino acid surfactant, lauryl hydroxyl sulfobetaine, disodium lauryl sulfosuccinate, a chelating agent, citric acid, a preservative, a skin conditioning component and water, wherein the mixed amino acid surfactant is formed by mixing solid potassium cocoyl glycinate, solid sodium cocoyl glycinate and a sodium cocoyl glycinate aqueous solution; the cleansing cream comprises the following components in percentage by mass: 25%-35% of glycerol, 18%-25% of active ingredients of the mixed amino acid surfactant, 3%-4.5% of lauryl hydroxyl sulfobetaine and 1%-3% of disodium lauryl sulfosuccinate. According to the crystal type mild cleansing cream, no extra thickening agent component is used, the cream body which is good in texture and stable is obtained only through synergistic thickening of the three amino acid surfactants, irritation is small, sensitive skin friendliness is achieved, the preparation technology is simple, and cost is low.

The invention relates to the technical field of biological medicine, and particularly discloses an atopic dermatitis treatment medicine and a preparation method and application thereof.The preparation method comprises the steps that sodium alginate, sodium polyacrylate and water are mixed and then subjected to a swelling reaction, and a colloidal solution with the viscosity larger than or equal to 5000 cP is formed; mixing upatinib, a preservative, glycerol and azone to obtain a raw material phase; and mixing the colloidal solution with the raw materials, and homogenizing to obtain the atopic dermatitis treatment medicine. Through swelling reaction of sodium alginate and sodium polyacrylate, the viscosity of a colloidal solution is remarkably improved through molecular chain entanglement, charge repulsion and water absorption synergistic effects of sodium alginate and sodium polyacrylate; through compounding of all the components, the transdermal efficiency of the medicine is improved, the irritation of the medicine is reduced, and meanwhile, the inhibition efficiency on atopic dermatitis inflammatory factors is also improved.

The invention discloses a high-stability antirust emulsified cutting fluid, which is composed of the following components by mass: 0.2-1% of a copper corrosion inhibitor, 5-10% of organic amine, 3-10% of an organic acid, 5-10% of an emulsifier, 35-45% of base oil, 1-3% of a preservative, 0.1-1% of an acidic corrosion inhibitor, 10-20% of a lubricating additive, 1-3% of a coupling agent, 0.5-2% of an antifoaming agent, and the balance of water. The emulsifier is composed of a nonionic surfactant and an anionic surfactant, and the acidic corrosion inhibitor is an imidazole compound. Compared with the existing emulsified cutting fluid, the emulsified cutting fluid has high stability in high-temperature, low-temperature, high-hardness water and slightly acidic systems, has good antirust, lubricating, cooling and cleaning performances, can effectively improve the processing efficiency, prolong the service life of equipment and improve the quality of workpieces, and is especially suitable for cutting of ferrous metals.

Novel, inexpensive, and highly effective methods and devices for convenient and effective wound irrigation are described herein. Methods and devices disclosed herein utilize a synergistic combination of two or more antiseptic agents to reduce contact time, enhance antimicrobial effects, and reduce the likelihood of allergy and other side effects from the antiseptic agents in subjects. In one embodiment, devices include a discharge means for a reservoir housing containing irrigation solution wherein the discharge means has one or more specifically designed nozzles through which a sufficient volume of the irrigation solution can pass at an appropriate pressure.

The invention belongs to the technical field of pesticide suspending agents, and particularly discloses a micro-capsule suspension-suspending agent containing chlorine fluorine and clothianidin and a preparation method of the micro-capsule suspension-suspending agent. The microcapsule suspension-suspending agent is prepared from the following raw materials: 11 to 13 percent of lambda-cyhalothrin, 12 to 14 percent of clothianidin, 9.20 to 9.60 percent of a solvent, 3.25 to 3.45 percent of a wall material I, 0.35 to 0.50 percent of protective glue, 2.13 to 2.33 percent of an emulsifier, 1.24 to 1.45 percent of a dispersing agent I, 0.24 to 0.45 percent of a wall material II, 3.90 to 4.10 percent of a dispersing agent II, 2.92 to 3.12 percent of an anti-freezing agent, 0.03 to 0.07 percent of a thickening agent I, 0.45 to 0.55 percent of a thickening agent II, 0.46 to 0.52 percent of a preservative and the balance of water. The microcapsule suspension-suspending agent prepared in the invention has good stability in the storage process, the slow release of effective components is controlled, and the lasting period is prolonged.

The invention provides an eye drop composition as well as a preparation method and application thereof, and belongs to the technical field of ophthalmic preparations. The eye drop composition adopted by the invention is prepared from the following components: brimonidine tartrate, hyaluronic acid, collagen, trehalose and injection water. By compounding the components, the eye drops which can realize slow release of brimonidine tartrate and prolong the antihypertensive action time and have the characteristics of relieving blink discomfort, long-acting moisturizing, anti-inflammatory soothing, mildness, corrosion prevention and the like are prepared; the eye drops are beneficial to people suffering from glaucoma, intraocular hypertension, xerophthalmia, postoperative inflammation or allergy and preservative sensitivity or preservative allergy, the life quality is improved, and diseases are relieved.

The invention belongs to the field of pharmaceutical preparations, and particularly relates to nitrogen hydrochloride # imgabs0 # stine eye drops and a preparation process thereof, the nitrogen hydrochloride # imgabs0 # stine eye drops comprise 0.05% of nitrogen hydrochloride # imgabs1 # stine, 0.2-0.3% of hydroxypropyl methylcellulose, 0.1-0.2% of edetate disodium, 0.12-0.15% of an isoosmotic adjusting agent, 0.04-0.07% of a preservative and 0.005-0.0075% of choline aromatic folic acid; the nitrogen hydrochloride # imgabs2 # stine eye drops prepared by the preparation method disclosed by the invention have the advantages that the adsorption of nitrogen hydrochloride # imgabs3 # stine on a low-density polyethylene bottle is well inhibited under the condition of visible light, and the reduction of the concentration of nitrogen hydrochloride # imgabs4 # stine in the eye drops is remarkably prevented, so that the medication safety is improved. Besides, the added cholinofolic acid and hydroxypropyl methylcellulose have small irritation to eyes under a specific ratio, and can also have a large enough contact angle with the eyes of rabbits at high temperature, so that the retention property of the eye drops on the eyes can be improved, and the drug effect can be favorably exerted.

The invention relates to the technical field of cosmetics, and particularly discloses emulsion type foaming cleaning scrub cream with a skin care effect and a preparation method of the emulsion type foaming cleaning scrub cream. The scrub cream is prepared from the following raw material components in percentage by mass: 8 to 15 percent of glycerol, 0.2 to 0.9 percent of sodium hydroxide, 0.3 to 0.8 percent of citric acid, 0.03 to 0.2 percent of EDTA (Ethylene Diamine Tetraacetic Acid) disodium, 0.5 to 1.5 percent of an auxiliary agent, 1.5 to 3.0 percent of a thickening agent A, 1.5 to 3.0 percent of a thickening agent B, 5.86 to 1457 percent of an emollient, 12 to 22 percent of a surface active foaming agent, 0.8 to 3.0 percent of an emulsifying agent, 2.5 to 13 percent of a cutin stripping agent, 0.7 to 1.3 percent of a preservative, 0.32 to 0.92 percent of a skin conditioning agent and the balance of water, the skin conditioner is a mixture prepared from sodium hyaluronate, tocopherol, papain, nicotinamide, carnosine, panthenol and phytosterol oleate.

The invention relates to the technical field of seed treatment suspending agents. The invention discloses a seed treatment suspending agent containing clothianidin, prothioconazole and fludioxonil as well as a preparation method and application of the seed treatment suspending agent. The seed treatment suspending agent is prepared from the following raw materials: clothianidin, prothioconazole, fludioxonil, a bactericidal synergist, a dispersing agent, a wetting dispersing agent, a thickening agent, a preservative, an anti-freezing agent, a film-forming agent, warning coloration, a de-foaming agent and de-ionized water. The seed treatment suspending agent containing clothianidin, prothioconazole and fludioxonil prepared by the invention is good in suspending performance, low-temperature stability and heat storage stability. The application amount and the harm to the environment are reduced. The invention also relates to application of the seed treatment suspending agent in prevention and treatment of diseases and insect pests.

The invention provides a metronidazole gel composition and a preparation method thereof, the metronidazole gel composition comprises the following components in percentage by weight: 0.5-1.0% of metronidazole, 0.5-0.7% of benzene-free carbomer, 1.0-5.0% of a humectant, 0.05-0.15% of a preservative, a pH regulator, and / or other pharmaceutically acceptable auxiliary materials, and the balance of water; wherein the metronidazole gel composition does not contain benzene. The metronidazole gel composition is stable in quality and high in safety, particularly, the safety of the gel composition can be further improved by adopting the benzene-free auxiliary material carbomer 980, metronidazole is prevented from making contact with benzene in the long-term external use process, and then the harmfulness of the metronidazole is avoided; moreover, by further optimizing the dosage of carbomer 980, the pH value of the product and the like, the impurities of the product can be better controlled, and the stability of the product is further improved.

The invention relates to an application of D-camphor and cymenin in preparation of an anti-inflammatory soothing preparation for sensitive skin. The invention discloses an application of D-camphor and cymenin as only two effective components in preparation of an anti-inflammatory soothing preparation for sensitive skin. The invention further discloses an anti-inflammatory soothing preparation for sensitive skin, only two effective components of the anti-inflammatory soothing preparation for sensitive skin are D-camphor and cystin, and the anti-inflammatory soothing preparation for sensitive skin can reduce the reaction of IL-6, IL-8 and NO related microinflammation in a keratinocyte inflammation model. The invention has the following beneficial effects: 1, in a high proportion window (5-10: 1) of D-camphor and polycymenin, the inhibition of the compound system of D-camphor and polycymenin on IL-6, IL-8 and NO is superior to that of any monomer; 2, stable dispersion and good use experience can be realized through the micro-emulsion type emulsifying essence or the face cream carrier, and meanwhile, the face cream still has feasibility under the conditions of no essence and no conventional preservative.

The instant invention relates to a semi-solid topical composition containing Pirfenidone and an antimicrobial / antiseptic agent such as Modified Diallyl Disulfide Oxide (M-DDO) and its preparation process, offering advantages compared to other pharmaceutical forms of topical administration known in the state of the art, useful as antifibrotic, anti-inflammatory and antiseptic agent in the prevention, treatment and reversion of acne and post acne lesions. Said compositions is also useful for reducing skin redness, detaining the formation of new acne outbreaks, reversing already existing outbreaks and regenerating skin damage caused by acne.

The invention discloses gel with antibacterial and anti-inflammatory effects and a preparation method thereof, and belongs to the technical field of gel for decontamination. The gel is prepared from the following components in parts by weight: 10 to 25 parts of an abelmoschus manihot flavone extract, 10 to 30 parts of an abelmoschus manihot polysaccharide extract, 1 to 3 parts of a gel matrix, 5 to 10 parts of a humectant, 5 to 10 parts of a surfactant and 0.2 to 1 part of a preservative. The flavone and the polysaccharide are separated from the abelmoschus manihot through an ultrasonic-assisted extraction technology, and a stable hydrogel system is formed by combining the flavone and the polysaccharide with a gel matrix. By optimizing the extraction process of the active ingredients of the abelmoschus manihot and combining a gel delivery system, the synergistic antibacterial and anti-inflammatory effects of flavone and polysaccharide are achieved, and the product is stable in performance, high in safety and suitable for clinical and family decontamination scenes.

The invention relates to the technical field of coatings, and particularly discloses a rare earth anticorrosive coating and a preparation method thereof.The rare earth anticorrosive coating is prepared from 5-10 parts of special rare earth compound, 30-45 parts of waterborne resin, 25-35 parts of pigment filler, 5-10 parts of auxiliaries and 10-20 parts of deionized water; wherein the auxiliaries comprise 1-5 parts of a dispersing agent, 0.1-1 part of a preservative, 0.1-1 part of a defoaming agent, 0.1-1 part of a flatting agent, 1-5 parts of a film-forming agent and 1-2 parts of an anti-freezing agent; the rare earth titanate is introduced to replace traditional titanium dioxide filler, a water-based resin system is combined, the corrosion resistance and environmental protection property of the coating are improved, the compactness and chemical stability of the coating are enhanced through the unique crystal structure of the rare earth titanate, and corrosive media such as acid, alkali and salt mist are effectively blocked.

The invention provides nano bubble water, a preparation method, toothpaste and an oral cavity cleaning care solution, belongs to the technical field of oral cavity cleaning, and relates to corresponding formulas of the toothpaste and the oral cavity cleaning care solution, the particle size of bubbles in the nano bubble water is smaller than 100 nm, and the average particle size of the bubbles is 50-80 nm. According to the nano bubble water and the preparation method, the concentration in the nano bubble water is increased, and the stability is improved; the invention also provides a toothpaste and an oral cavity cleaning care solution, the nano bubble water is used for replacing chemicals such as a chemical bacteriostatic agent and a preservative, and the nano bubble water contains a large amount of active oxygen substances such as hydroxyl free radicals (. OH). The active oxygen has extremely strong oxidation capacity, can quickly oxidize cell walls, cell membranes and internal biomacromolecules of bacteria and viruses, destroys normal physiological structures and metabolic functions of the bacteria and viruses, and enables the bacteria and viruses to lose activity and vitality, thereby achieving the purpose of sterilization. The antibacterial preservative has the advantages of being safe and environment-friendly to human bodies and the environment while having antibacterial and preservative effects.

The invention relates to the technical field of skin care products, and particularly discloses a composition based on anti-fatigue giant salamander peptide and a preparation method and application thereof. The andrias davidianus peptide mask is prepared from the following raw materials: 3 to 5 parts of a humectant, 3 to 8 parts of a thickening agent, 4 to 5 parts of an emulsifier, 0.1 to 0.3 part of an antibacterial preservative, 0.03 to 0.06 part of andrias davidianus peptide, 0.05 to 0.1 part of sodium hyaluronate, 0.1 to 0.2 part of carbomer, 5 to 8 parts of caprylic / capric triglyceride, 60 to 70 parts of deionized water, 1.2 to 1.5 parts of modified beta-cyclodextrin and 0.3 to 0.1 part of a modified chitosan compound. When the anti-fatigue giant salamander peptide-based composition is applied, the giant salamander peptide contained in the anti-fatigue giant salamander peptide-based composition is not easily damaged due to external environment change, and can stay on the skin surface layer for a long time.

The invention relates to a temperature-sensitive gel nose drop and a preparation method and application thereof, and belongs to the technical field of biological medicines.The temperature-sensitive gel nose drop is composed of a temperature-sensitive gel matrix, active ingredients and pharmaceutic adjuvants, the temperature-sensitive gel matrix comprises poloxamer 407 and poloxamer 188, the active ingredients comprise matrine and oxymatrine, and the pharmaceutic adjuvants comprise the temperature-sensitive gel matrix, the active ingredients and the pharmaceutic adjuvants. The pharmaceutic adjuvants comprise one or more of a solvent, a humectant, an antioxidant, a preservative, a wetting agent, a thickening agent, a coloring agent, a wetting agent and a buffering agent. The temperature-sensitive gel nose drop disclosed by the invention is simple in preparation process, controllable in cost and suitable for large-scale production. The thermo-sensitive gel nose drop can improve the expression level of serum IgE, IL-4 and IFN-gamma, improves the symptom of allergic rhinitis by correcting Th1 / Th2 imbalance, is suitable for clinical treatment and prevention of allergic rhinitis, and has a remarkable clinical application prospect.

The invention relates to the technical field of daily chemicals, in particular to an anti-hair-loss composition containing hexapeptide-11 and application of the anti-hair-loss composition. The composition comprises a foaming agent, a suspending agent, a hair conditioner, a foaming agent, a thickening agent, an emollient, a preservative, a PH regulator, a chelating agent, hexapeptide-11 and a solvent. The hexapeptide-11 can promote metabolism and proliferation of hair papilla cells; the ginseng and black bean hydrolysate provides plant hormone-like components; the radix scutellariae extract effectively inhibits scalp inflammation, and the three components have a remarkable synergistic effect in the aspects of regulating and controlling the hair follicle cycle and prolonging the growth period. Through synergistic fermentation conversion of probiotics, the molecular structure and skin absorption capacity of original components are improved, meanwhile, various active substances such as small molecular peptides, organic acids and B vitamins are released, and the scalp microenvironment can be improved. The hexapeptide-11 is not obviously degraded in the fermentation process, and forms a composite stable system together with the plant extract, so that the hexapeptide-11 has good pH adaptability and storage stability, and is suitable for daily scalp care.

The invention belongs to the technical field of biochemical multi-item liquid quality control products containing glycocholic acid, and particularly relates to a biochemical multi-item liquid quality control product containing glycocholic acid and a preparation method of the biochemical multi-item liquid quality control product containing glycocholic acid. Comprising a buffer solution, a mixed anti-interference agent of acetylcysteine and cyclodextrin, a stabilizer, a surfactant and a preservative, and the concentration of the mixed anti-interference agent in the quality control product is 0.1%-2% (w / v); the analytes comprise glycocholic acid, total bile acid and other biochemical markers. In order to overcome the defects in the prior art, human serum is taken as a matrix, and a mixed anti-interference agent of acetylcysteine and cyclodextrin is added, so that the problems that glycocholic acid is easy to oxidize and degrade, cross-reacts with total bile acid and the stability of a liquid quality control product is insufficient are solved; the method can realize long-term stable and accurate detection of the liquid quality control product containing CG and multiple biochemical markers.

The invention discloses whitening essence and a preparation method thereof, and belongs to the field of skin care products. The five-phase mixture comprises hydroquinone, tretinoin, fluocinonide, glabridin and vitamin C derivatives; the phase A is prepared from water, PCA sodium, butanediol, sodium hyaluronate and 1, 2-hexanediol; the phase B is prepared from ascorbyl glucoside, arginine, a skin conditioner, chlorphenesin, hydroxyethyl piperazine ethanesulfonic acid, alpha-arbutin, nicotinamide, dipotassium glycyrrhizinate and a skin conditioning and relieving agent; a phase C: 1, 3-propylene glycol and a preservative; a phase D: PEG-40 hydrogenated castor oil and rose oil; and a phase E: water, 1, 2-pentanediol, a peppermint leaf extract and glutathione. Compared with the existing whitening essence in the market, the whitening essence prepared by the invention can be applied to different skin types, and can be absorbed by different skin types when acting on different skin types, so that the whitening essence prepared by the invention can be used for whitening different skin types when being applied to users with different skin types, and the whitening essence can be used for whitening different skin types. The whitening and moisturizing effects are good.

Deionized water, glycerin, an antioxidant and a preservative are fully mixed to prepare a mixed solution, and hydrophobic silane modified silicon dioxide and the mixed solution are fully mixed in a high-speed powder stirring homogenizer to prepare mixed powder A; adding fluorophlogopite and a coloring agent into a high-speed powder stirring homogenizer, and fully mixing to obtain mixed powder B; then the mixed powder A and the mixed powder B are fully mixed to prepare the make-up powder with the particle size not exceeding 500 meshes, the make-up powder is fine and light in particle size, and the make-up skin is soft and fine in touch. The makeup powder has high fluidity and can be contained in the bottle body, the makeup powder is sprayed out through the spray head by utilizing the pressure difference inside and outside the bottle body, and the makeup applying mode is novel and convenient; in addition, the powder has the characteristic of high covering power, and after the sprayed powder is simply smeared for multiple times for makeup, the color difference of the part covered by the makeup powder is small, so that the makeup effect with a good covering effect is formed.

The invention relates to the field of cosmetics, and particularly discloses a novel magical color magnetic plane water-gloss cream and a preparation method thereof.The novel magical color magnetic plane water-gloss cream is prepared from, by weight, 20%-60% of hydrogenated polyisobutene, 10%-55% of isononyl isononanoate, 1%-15% of styrene / isoprene copolymer, 0.1%-8% of dextrin palmitate, 0.2%-16% of film-forming agent, 0.01%-0.5% of antioxidant, 0.1%-1% of preservative and 0.01%-10% of magnetic pearling agent. And 0.35-13% of a humectant. A wax-free formula is adopted, a transparent raw material is used as a basis, a magnetic pearling agent with magnetic attraction force is matched, filling can be carried out through a mold with a magnet, magnetic pearling agent particles are induced to be directionally arranged, formed patterns can be not limited according to mold modeling, a common filling machine is adopted as filling equipment, and products with uniform formula, color and pattern lines can be obtained. And the formula paste is transparent and stable, and has good skin feeling and makeup effect.

The invention provides a sample diluent for chemiluminescence immunoassay as well as a preparation method and application thereof, and relates to the field of chemiluminescence immunoassay. The sample diluent for chemiluminescence immunoassay comprises the following components in percentage by mass: 0.1-5% of a protein sealing agent, 0.1% of isodecanol polyoxyethylene ether, 2% of glycerol, 0.05-0.5% of a preservative, 0.001-0.1% of a defoaming agent and the balance of a solvent, wherein the solvent is a buffer solution. By limiting the ratio of the components and using the defoaming agent with lower concentration, a better defoaming effect is achieved, bubbles in the diluted reaction liquid can be eliminated, the sampling accuracy of an instrument is improved, and the influence of the defoaming agent on immune reaction is reduced. The diluent is matched with a chemiluminescence immunoassay kit for use, so that the sensitivity and the accuracy are effectively improved, and a plurality of items can be compatible. The sample diluent effectively reduces non-specific reaction in a sample, reduces the cost value, and has good stability.

The invention discloses a PDRNamp and a method for preparing the PDRNamp. The invention discloses EGT eye wash as well as a preparation method and application thereof, and belongs to the technical field of eye care products. The eye wash is prepared from the following active components in percentage by mass: 0.001 to 0.01 percent of PDRN, 0.03 to 0.1 percent of EGT (Ergothioneine), sodium hyaluronate, sodium chloride, taurine and the like, wherein the mass percent of the PDRN is 0.001 to 0.01 percent, and the mass percent of the EGT is 0.03 to 0.1 percent. Through the synergistic effect of PDRN and EGT, the product has excellent cornea repairing capacity and a powerful anti-oxidation function at the same time, and the moisturizing and soothing effects are enhanced by compounding sodium hyaluronate and taurine. The obtained eye washing liquid is an isotonic solution with neutral pH, is mild and non-irritating, does not contain preservatives, can effectively achieve multiple nursing effects of eye cleaning, moisturizing, repairing, anti-inflammatory and anti-oxidation, and is suitable for relieving xerophthalmia, assisting cornea repair and daily anti-oxidation nursing of eyes.

The invention discloses a biomolecular film composition, a skin external preparation as well as a preparation method and application of the biomolecular film composition and the skin external preparation. The composition comprises the following components: 5%-30% of bisabolol; 2%-20% of oryzanol; 0-60% of grease; 0.3%-6% of ethyl cellulose and / or 5%-40% of a rape / tung oil copolymer; 0.5% to 8% of C20-40 acid; 0.1%-1% of a neutralizer; 0.025% to 0.225% of silk fibroin; 0.05% to 0.45% of glucomannan; and 0.1%-1.6% of a preservative. Water-soluble active molecules and oil-soluble active molecules are combined together through hydrophobic chains and hydrophilic chains in fibroin, the composition is prepared through high-pressure homogenization, and the composition has the effects of oxidation resistance, UV damage repair, UV light protection and inflammation resistance and can be adsorbed on the skin surface to form a film; the composition can be used together with a sun-screening agent, so that the sun-screening efficiency and stability of the sun-screening agent are improved, and relatively good water-resistant and sweat-resistant performance is provided.

The present invention belongs to the field of building materials, and particularly relates to a preservative for a polycarboxylate superplasticizer containing an isothiazolinone composition, and a preparation method for the preservative. The present invention comprises the following raw materials in parts by weight: 1-15 parts of an anti-corrosion monomer, 0.5-2.0 parts of a bactericidal monomer, 1-2 parts of a stabilizer and 50-90 parts of water, wherein the bactericidal monomer is an isothiazolinone composition and comprises an isothiazolinone derivative and an isothiazolinone quaternary ammonium salt; and the anti-corrosion monomer is organic bromine. The present invention employs the preservative for a polycarboxylate superplasticizer, in which an organic bromine substance and an isothiazolinone derivative are used in cooperation. The preservative has excellent antimicrobial performance and tolerance, and can be widely applied to various fields.

Hinged antiseptic delivery devices and methods are disclosed comprising a fluid applicator device. The fluid applicator device has a handle having a first end, a second end, and a length therebetween, wherein two fingers extend from the second end and define an opening between the two fingers. The fluid applicator device further has a base plate rotatably coupled with the handle, the base plate having a top surface and a bottom surface. The top surface includes a first support and a second support disposed thereon, and a rod disposed between the first support and the second support. The fluid applicator device further has a foam applicator coupled to the base plate to absorb and distribute an antiseptic solution, wherein the top surface of the base plate is proximate the handle in a delivery condition and is disposed at an angle to the handle in the use condition.

The invention discloses a feed for feeding cordyceps sinensis host hepialus larvae as well as a preparation method and application of the feed, and relates to the technical field of artificial feeds. The feed comprises the following components in parts by weight: 5-20 parts of beer yeast powder and / or casein, 30-80 parts of wheat germ powder, 20-40 parts of carrot powder, 0.2-5 parts of a modified preservative, 0.05-0.2 part of antibiotics, 0.2-5 parts of vitamins, 0.01-1 part of edible oil, 6-15 parts of agar and 200-400 parts of water. The modified preservative is composed of a chitosan oligosaccharide-natamycin compound subjected to plasma activation treatment and potassium sorbate according to the ratio of 1: 3-1: 5; a modified preservative composed of a chitosan oligosaccharide-natamycin compound subjected to plasma activation treatment and potassium sorbate is adopted, a porous microsphere structure is formed through a specific preparation process, and the contact area of the preservative and the feed is greatly increased. Agar and water form a gel matrix at a specific temperature, and nutritional ingredients and the like are injected into a coaxial micro-fluidic device, so that the preservative effect of the feed is remarkably enhanced.