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1809results about How to "No stimulation" patented technology

Phosphorus-free water-based metal cleaning agent

The invention relates to a phosphorus-free metal cleaning agent comprising the components of, by weight, 2-20% of a cleaning aid, 1-20% of a surfactant, 1-10% of a chelating agent, 1-20% of an emulsifier, 1-10% of an antirust agent, 0.2-4% of a copper alloy corrosion inhibitor, 1-10% of a penetration agent, 1-6% of a solubilizing agent, 0.1-0.6% of a defoaming agent, and balance of water. The cleaning agent provided by the invention has excellent cleaning capacity, long rust proof period, low foam, long service life, and the like. The cleaning agent is suitable for ferrous metal and non-ferrous metal processing industries. The agent has the advantages of no volatilization, no irritation, no toxic or harmful substance such as nitrite, no damage to health, and no environment pollution.
Owner:SHENYANG PARKERIZING

Process for preparing Ag-carried antibacterial composite non-woven fabric

A process for preparing Ag-carried antibacterial composite non-woven fabric includes preparing antibacterial mother particles from Ag-carried antibacterial material, fibre resin and plastic assistant by screw extruding, preparing antibacterial spun-bonded mesh from said antibacterial mother particles and fibre resin, combining said antibacterial spun-bonded mesh with cotton fibre mesh or wood pulp fibre mesh, hydro-entangling, and drying. Its advantages are high antibacterial power and durability, and broad spectrum.
Owner:韦卫军

Mussel mucoprotein gel for repairing and reliving itching and preparation method of mussel mucoprotein gel

The invention discloses a mussel mucoprotein gel for repairing and reliving itching. The mussel mucoprotein gel is prepared from the following components in percentage by weight: 0.15%-0.2% of mussel mucoprotein, 0.5%-2% of a macromolecule host material, 3%-10% of a humectant, 1%-5% of a surfactant, 0.1%-0.5% of a preservative, 1%-2% of a protein protectant, 0.5%-3% of a stabilizer, 0.5%-1% of a bacteriostatic agent, 0.8%-5.2% of a pH modifier and the balance of purified water. The mussel mucoprotein gel has good biological adhesion, is rapidly and effectively adhered to a wound surface, is capable of rapidly reliving itching and easing pain, and has the advantages of being low in immunogenicity, good in biocompatibility with a human body, convenient to use, free of thrill to skin, safe, nontoxic and free of bad reaction.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Neat soap washing powder and preparing technique thereof

The invention relates to a household chemicals manufacturing technique, in particular to a genuine soap washing-powder manufacturing technique, which solves the problems of no hard water tolerance, low solubility and weak detergency caused by sodium stearate added into the powder in the genuine soap washing-powder of the prior art. The weight percentages of integrants comprised in the genuine soap washing-powder are 5-30 portions of surface active agent, 2-40 portions of eunatrol, 20-70 portions of washing auxiliary detergent, 0.1-10 portions of auxiliary material and 5-50 portions of sodium sulfate used as plugging compound. Different manufacturing techniques are applied for adding the oleic acid or eunatrol into the washing-powder. The invention has the advantages of strong detergency, no skin irritation, no environment pollution, simple application, easy manufacturing, environment protection, high efficiency and low production cost.
Owner:山西焦煤运城盐化集团有限责任公司

Chinese herbal medicine environmentally-friendly sanitizer for dairy farm

The invention belongs to the technical field of epidemic prevention in livestock farms, and in particular relates to a Chinese herbal medicine environmentally-friendly sanitizer for a dairy farm. The sanitizer provided by the invention comprises the following bulk pharmaceutical chemicals in parts by weight: 25-32 parts of rheum officinale, 8-12 parts of fructus forsythia, 24-30 parts of folium artemisiae argyi, 10-15 parts of honeysuckle, 5-8 parts of fructus cnidii, 3-5 parts of rhizoma atractylodis, 3-5 parts of dandelion, 9-12 parts of radix sophorae flavescentis, 12-15 parts of Syzygium aromaticum, 18-25 parts of indigo naturalis and 15-18 parts of mint. The sanitizer provided by the invention is stable and effective in sanitization for the livestock farms, achieves the equal effect of the chemical sanitizer, has no medicament residue, is environmentally-friendly, guarantees the diary health and safety, and has obvious economical benefit and social benefit.
Owner:焦作市穆升牛业有限公司

APG (alkyl polyglucoside) plant environmentally-friendly shampoo

The invention discloses an APG (alkyl polyglucoside) plant environmentally-friendly shampoo which comprises APG (alkyl polyglucoside), coconut oil 6501, water-soluble wool grease, cocamidopropylamine oxide, emulsified silicon oil softener, EDTA (ethyle, diamine tetraacetic acid), citric acid, sodium alginate, Germall, plant additive and water. The APG plant environmentally-friendly shampoo has the effects of effectively resisting hair dropping, blacking hair, shinning hair, nourishing hair, sterilizing, removing dandruff and relieving itching, has small skin irritation, and does not produce drug resistance after being used for long term.
Owner:董家华 +1

Medicament for treating gynecological inflammation and preparation method thereof

The invention provides a medicament for treating gynecological inflammation, which comprises the following components in parts by weight: 5 to 30 parts of common cnidium fruit, 4 to 30 parts of golden cypress, 4 to 30 parts of lightyellow sophora root, 5 to 30 parts of sessile stemona root, 0.1 to 2 parts of borneol, 0.1 to 2 parts of menthol, 0.1 to 2 parts of chlorhexidine acetate, and 0.1 to 2 parts of vitamin E. Compared with the prior art, the invention adopts a compound preparation consisting of classical Chinese medicaments and western medicaments, and has the characteristics of quickly killing pathogenic bacteria of western medicaments as well as diminishing inflammation and resisting bacteria of Chinese medicaments. Microbiological experiments and toxicant experiments prove that: the Chinese medicinal preparation has an excellent killing effect on pathogenic bacteria causing gynecological inflammation, such as staphylococcus aureus, candida albicans, escherichia coli and other pathogens, has the effects of treating female pruritus vulvae, has an accurate curative effect, low toxic or side effect, excellent functions of inflammation diminishing, sterilization and itching relieving.
Owner:金日制药(中国)有限公司

Water-based organic silicon waterproof agent

InactiveCN101580355AGive full play to the effect of waterproofImprove impermeabilityOther chemical processesWater basedBrick
The invention relates to a water-based organic silicon waterproof agent by taking sodium methylsilanolate as a main raw material, and is particularly suitable for moving penetration waterproof processing of a porous structure, such as bricks, stone materials, concrete, mortar, cement slurry and the like.
Owner:郭元华

Gelatin-chitosan composite food packaging film and preparation method thereof

The invention relates to a gelatin-chitosan composite food packaging film. The gelatin-chitosan composite food packaging film is prepared by the following steps of: dissolving 0.5 to 6 grams of gelatin into 0.5 to 10 milliliters of distilled water to stir uniformly at the temperature of between 25 and 60 DEG C; dissolving 0.05 to 0.4 gram of chitosan into 10 to 40 milliliters of acetum at the concentration of 0.5 to 4 percent to stir uniformly at the temperature of between 20 and 30 DEG C; adding the prepared gelatin solution and the chitosan solution in a volume ratio of the gelatin solution to the chitosan solution of 1:9-6:4 to heat and stir for 5 to 25 minutes at the temperature of between 50 and 70 DEG C; adding 0.5 to 2.5 grams of glycerin and 0.05 to 0.5 gram of sorbitol sequentially into the mixture to continue to heat and stir for 5 to 25 minutes; ultrasonically oscillating the obtained solution for 15 to 60 minutes and then performing vacuum degassing for 0.5 to 2 hours; pouring the solution into a mould to form a film; drying the film and dip-coating the film with 0.5 to 5 percent edible oil solution; and then drying and cooling the film to obtain the gelatin-chitosan composite food packaging film.
Owner:FUZHOU UNIV

Antibacterial liquid laundry detergent, preparation method and applications thereof

The invention belongs to the field of daily chemicals, and specifically relates to an antibacterial liquid laundry detergent, a preparation method and applications thereof. The antibacterial liquid laundry detergent comprises the following components in percentage by weight: 0.3 to 0.9% of composite antibacterial agent, 5 to 20% of anionic surfactant, 5 to 20% of nonionic surfactant, 0.05 to 0.5% of fluorescent whitening agent, 0.05 to 5% of chelating agent, 0 to 1% of pH adjuster, 0.1 to 1% of essence, and the balance being water. The composite antibacterial agent is prepared according to a mass ratio of 1:1-5 of nano silver to a plant origin antibacterial agent. The nano silver and plant origin antibacterial agent can generate a synergetic effect, the antibacterial activity is largely improved, and thus the bacteria can be effectively removed. Furthermore, the raw materials are easily available, the preparation technology is simple, the cost is low, and the preparation method can be applied to industrial production. The prepared antibacterial liquid laundry detergent is nontoxic, nonirritant, and environment-friendly and can be easily degraded by organisms.
Owner:GUANGZHOU NANDA IND

Natural surface active agent for cleaning fruits and vegetables and preparation method thereof

The invention relates to a natural surface active agent for cleaning fruits and vegetables, which is designed for overcoming the defects that the prior cleaning agent has non-thorough secondary cleaning, is harm to a human body after long terms of use, is not easily degraded, can cause secondary pollution, and the like. The natural surface active agent is prepared from the following components by weight percent: 10-40 percent of active matter extract of Chinese soaphberry with the concentration of 30-40 percent, 10-40 percent of alkyl poly-glycosides (APG) with the concentration of 47 percent, 10-30 percent of ginger extract with the concentration of 5 percent, 0.1-0.5 percent of EDTA, 0.3-1 percent of sodium chloride, citric acid and appropriate water. The method comprises the following steps: adding 20 percent of deionized water in a reaction vessel; heating to 35-40 DEG C, then sequentially adding APG, the active matter extract of Chinese soaphberry, the ginger extract and the EDTA, and fully mixing and stirring evenly during addition; adding appropriate citric acid; cooling to room temperature; adding appropriate sodium chloride, fully stirring for 0.5 hour and aging for 1.5 hours to obtain finished product; and bottling for leaving factory. The main components of the natural surface active agent are natural products and derivatives thereof, and the invention has the advantages of good cleaning effect, no residual, easy degradation, no stimulation to skin, no side effects, no secondary pollution to environment and environmental protection.
Owner:SHENYANG NORMAL UNIV

External Chinese medicinal composition with functions of blackening hair and dressing hair and preparation method thereof

The invention discloses a new external Chinese medicinal composition with functions of blackening hair and dressing hair and a preparation method thereof. The Chinese medicinal composition mainly comprises the following raw material medicaments: tuber fleeceflower root, ginseng, Chinese angelica, oriental arborvitae carbon, Szechuan lovage rhizome, incised notopterygium rhizome, fineleaf schizonepeta herb, cassia twig, Manchurian wildginger, mint, kudzuvine root, chrysanthemum, baical skullcap root, lightyellow sophora root, weeping forsythia, red paeony root, white paeony root, divaricate saposhnikovia root, storax, dahurian angelica root, mugwort leaf, Chinese honeylocust fruit, prepared rehmannia rhizome, clove, pseudoginseng root, root of red-rooted salvia, black sesame and yerbadetajo herb. The Chinese medicinal composition of the invention can be prepared into any external preparation by a conventional Chinese medicinal preparation method. The Chinese medicinal composition can remarkably improve qi and blood circulation, expel wind and cold pathogens, dredge qi and blood, activate blood circulation to dissipate blood stasis, expel head wind, blacken hair, dress hair and improve the symptoms such as white hair, gray hair, brown hair, easily broken hair, hair loss and the like, and has extract clinical effect, remarkable curative effect and quick response. The Chinese medicinal composition is combined by adopting the medicaments prescribed by the national formulary and an external therapy method is adopted, so the Chinese medicinal composition has no stimulation on the skin or dependency and has the advantages of low expense, no toxic or side effect and the like.
Owner:TAIYI HEPU BEIJING RES INST OF TCM

Absorbable medical suture line and preparation method thereof

The invention discloses an absorbable medical suture line. The absorbable medical suture line comprises the following components in parts by weight: 30-50 parts of polyglycolic acid, 16-20 parts of collagen, 2.5-3 parts of chitosan, 1-2 parts of a bacteriostatic agent, 1-4 parts of a stabilizer, and 2-6 parts of a biological cross-linking agent. A preparation method for the absorbable medical suture line comprises the following steps: co-mixing the required components under a certain condition, extruding, performing water-cooling, drying in the air, pelletizing, spinning, stretching in a water bath and the like. All raw materials of the obtained suture line can be absorbed and degraded in vivo, free of stimulus on tissue, and are free of toxic or side effects, and a wound is free of obvious stitching marks after being healed. The formula of the composition is reasonably designed, so that the prepared product has excellent mechanical performances of high tensile strength, high bending modulus, and the like, and has the characteristic of easiness machining and shaping without obvious individual difference, and the pains of a patient are relieved.
Owner:WUJIANG ZHENYU SEWING EQUIP

Pure plant type antibacterial cleanser and preparation method thereof

The invention provides a pure plant type antibacterial cleanser and a preparation method thereof. The cleanser is prepared from a Chinese medicinal plant preparation, alkyl polyglucoside, coco glucoside amphoteric surfactant, polyol, acidity regulator, flavor, and deionized water. The pure plant preparation is used as the raw material, so the pure plant type antibacterial cleanser is mild in usability, low in irritation and high in efficiency, and can be used safely, and used for sterilizing the surfaces of household rooms, clothes, kitchen ware, gymnasium equipment, infant toys and the like. According to the cleanser, the raw material system has a synergistic effect, and the pure plant type antibacterial cleanser is high in stability and water solubility, low in toxicity, can be washed easily, does not have irritation, and can be applied to the surfaces of various objects.
Owner:北京绿伞科技股份有限公司

Anti-mosquito finishing process of textile fabric

The invention discloses an anti-mosquito finishing process of a textile fabric. The textile fabric is cotton, tencel, modal, blended cotton (viscose cotton, polyester cotton, polyamide cotton), silk, a wool cotton dyed fabric, a thin chemical fiber fabric, a pair of socks, a mosquito net and the like. The process comprises the steps of: selecting a mosquito repellent and a low-temperature fixative, carrying out nano microencapsulation on the mosquito repellent by utilizing a microencapsulation technology, carrying out anti-mosquito finishing on a textile fabric to form an anti-mosquito emulsion through the low-temperature fixative, dehydrating and curing to finally obtain the anti-mosquito finished fabric. The anti-mosquito fabric fabricated by the anti-mosquito finishing process has a fast mosquito killing function, a repelling rate of the anti-mosquito finishing process on aedes albopicus, culex pipiens pallens and the like is higher than 90 percent and an anti-biting rate of the anti-mosquito finishing process is 100 percent; the anti-mosquito fabric does not have bad influence on physical indices such as appearance, strength, moisture absorbing property and the like of the fabric; the anti-mosquito fabric has a good anti-mosquito effect after being washed 15 times; and the anti-mosquito finished fabric does not stimulate or cause allergy to skin, is safe and non-toxic to a human body, and is comfortable to wear.
Owner:FUJIAN ZHONGHE

Marine bios sterilization solution

The invention discloses a marine bios sterilization solution. The effective sterilization ingredients of the sterilization solution are prepared from beta-chitosan quaternized hyaluronic acid derivative, algal polysaccharide derivative, alpha-spiral cecropin serving as a marine organism, biological enzyme and cationic polyguanidine by a special technology. The sterilization solution is suitable for sterilization of restaurants, hotels, hospitals, marketplaces, banks, schools, kindergartens, households, offices and journey, can be used as a remedial measure after hand washing in hospitals, nursing centers, nursery centers, snack bars, kitchens and bathrooms, or can be used for sterilizing skin wounds and cleaning vulva and the like, can effectively control the propagation of typhoid fever, flu, dysentery, pinkeye, gonorrhea and various skin diseases, and has no stimulus or corrosion to the skin. The marine bios sterilization solution is characterized by comprising the following components in percentage by weight: 1.0 to 2.0 percent of beta-chitosan quaternized hyaluronic acid derivative, 0.5 to 1.0 percent of algal polysaccharide derivative, 6.0 to 8.0 percent of alpha-spiral cecropin serving as a marine organism, 0.5 to 1.0 percent of biological enzyme, 3.0 to 4.0 percent of cationic polyguanidine and the balance of deionized water.
Owner:QINGDAO HIFUN MARINE BIOLOGICAL TECH

Fat-dissolving oil of Chinese herbal medicine for weight loss and preparation method thereof

Fat-dissolving oil of Chinese herbal medicine for weight loss and preparation method thereof. It belongs to a slimming beauty product and a preparation method thereof. It is based on honeysuckle, lotus leaf, hawthorn, cassia seed, saponin leaves, hemp seed, radish seed, tangerine peel, fleece-flower root, licorice, aurantium, guarana, evening primrose, safflower, ginger, pepper, wild pepper, corn Mustard, Tianqi, mulberry leaf, mulberry, wolfberry, Codonopsis, rhubarb, angelica, lovage, salvia, yam, turmeric, Daxueteng, mugwort, antler, ginseng, Kochia, cabbage, castor bean, raspberry, Atractylodes, Coptidis, Alisma, white peony, radish skin, mirabilite, astragalus, capers, morning glory, euphorbia, and ephedra are crushed, mixed with olive oil, heated and decocted, and the residue is filtered off. When using it, apply it evenly on the parts that need to lose weight and melt fat, and massage repeatedly until the skin is hot. The formula of the invention is scientific and reasonable, convenient to use, non-irritating and painless to the skin, has no side effect on the human body and can exert long-term effect, and enhance skin elasticity and gloss.
Owner:袁宏磊

Essence containing chitosan oligosaccharide and jellyfish collagen and facial mask manufactured from essence

The invention discloses essence containing chitosan oligosaccharide and jellyfish collagen and a facial mask manufactured from the essence. The essence is prepared by mixing the following components: chitosan oligosaccharide, jellyfish collagen, lecithin, hydroxyl prolinol ester silanol, hydroxyethyl ethylcellulose, xanthan gum, a portulaca oleracea extract, glycerol, butanediol, phenoxyethanol, ethylhexylglycerin and water. The facial mask can be manufactured by soaking a carrier facial mask, that is, a biological cellulose facial mask containing chitin, into the essence till being completed wetted. The essence of the facial mask contains chitosan oligosaccharide and jellyfish collagen, and has a good synergistic effect with the carrier facial mask (the biological cellulose facial mask containing chitin). Compared with an ordinary cellulose facial mask (such as cellulose obtained from wood pulp and cellulose obtained from coconuts), the biological cellulose facial mask containing chitin is relatively low in density, relatively large in pore surface, high in aperture, relatively strong in absorption property and capable of conducting more active matters.
Owner:广州丽丰化妆品制造有限公司

Lubricating agent for superfine copper wire drawing

The invention discloses a lubricating agent for superfine copper wire drawing. The lubricating agent comprises the following components in parts by mass: 5-25 parts of lubrication base oil, 10-30 parts of an emulsifying agent, 1-5 parts of a surface active agent, 1-10 parts of an antirust agent, 1-5 parts of an extreme pressure antiwear additive, 1-5 parts of a thickening agent, 5-25 parts of an alkali retention agent, 1-5 parts of a bactericide, 0.1 part of a defoaming agent and 30-50 parts of water. The lubricating agent for superfine copper wire drawing has good oxidation resisting, cooling, cleaning, lubricating, rust preventing, hard water resisting and copper soap dispersing properties, and is particularly suitable for superfine copper wire drawing.
Owner:TIANJIN UNIVERSITY OF TECHNOLOGY

Mite and mosquito-bite preventing underwear, sleepwear and home wear

The invention relates to the technical field of fibers, in particular to a mite and mosquito-bite preventing underwear, sleepwear and home wear which is characterized by comprising the following processing steps of: preparing medical liquid; carrying out dyeing and printing and other pre-treatments on cottons or cotton blended fabrics; preparing bleaching and dyeing liquid; dyeing cloth; carrying out high temperature tentering; and processing so as to prepare the underwear, the sleepwear and the home wear. According to the invention, the fabrics provided by the invention have the obvious effects of mite preventing, mosquito preventing, anti-bacterium, deodorization, rot resistance, itching relieving, blood circulation invigoration and meridians activation and the like; the repellent rate of dust mite is as high as 99 percent; the repellent rate of mosquito is 95 percent; the repellent rate of termite is 95 percent; fabric-touching pathogens such as staphylococcus aureus, staphylococcus epidermidis, gonococcus and esherichia coli and the like can be completely killed; all efficacies of the fabrics still reach to over 97 percent after the fabrics are washed for 50 times; and the fabrics have the advantages of no irritation to skin, no anaphylactic reaction, no toxicity to the human body, comfort for wearing and can effectively prevent the infection of asthma and other diseases.
Owner:王建波

Liquid crystal light adjusting film with temperature control and electric control functions and preparation method thereof

The invention discloses a liquid crystal light adjusting film with temperature control and electric control functions. The liquid crystal light adjusting film is characterized by comprising a macromolecular network framework and liquid crystal molecules, wherein the macromolecular network framework is composed of a polymer dispersed liquid crystal network structure and a polymer stable liquid crystal network structure; the macromolecular network framework comprises a macromolecular matrix containing mesh holes; macromolecular networks, which are vertically arrayed, are arranged in the mesh holes; the liquid crystal molecules are dispersed into the macromolecular network framework; and the liquid crystal molecules have conversion from a smectic phase to a cholesteric phase. The liquid crystal light adjusting film with the temperature control and electric control functions is a brand-new multi-response intelligent thin film and has a wide application prospect in the fields of building energy saving and the like.
Owner:PEKING UNIV

Nano-silver aqueous solution preparation and its preparation method, use and using method

The invention relates to a nanometer silver aqueous solution preparation. Its components and weight percentage are: nanometer silver 0.05-1.5, the dispersant 0.5-1.5, the reducer 0.05-0.2, the stabilizer is nanometer silver 0.5-1.5, the dispersant 0.5-1.5, the reducer is 0.05-0.2, the stabilizer is 0.5-10, and the deioned water is 1000. The invention also relates the manufacturing method for above mentioned nanometer silver aqueous solution preparation, and the usage for curing man social disease, and the using method for ejecting the medicine into bladder through urethra. The reducer and stabilizer in the solution accord with the standards of America FDA or china sanitary department.
Owner:杨漓 +1

Waterproof staining-resisting nano composite coating as well as preparation and application methods thereof

The invention discloses a waterproof staining-resisting nano composite coating belonging to the technical field of nano materials, as well as preparation and application methods of the coating. The coating consists of alkyl alkoxy silane, nano particles, an emulsifier and deionized water. The purposes of waterproofness and staining resistance are achieved by brushing the coating on the surface of stone or concrete and the like in a dry environment at the normal temperature. The coating is based on lotus effect, the alkyl alkoxy silane is taken as a substance with low surface energy, and the nano particles are taken as fillers of a rough surface structure of a waterproof agent coating.
Owner:SHANGHAI JIAO TONG UNIV +2

Medical absorbable skeletal wound hemostatic material and preparation method thereof

The invention relates to a medical absorbable skeletal wound hemostatic material with accelerating wound healing and a preparation method thereof. The absorbable skeletal wound hemostatic material comprises 40-95 wt% of matrix material and 5-60 wt% of auxiliary material, wherein the matrix material comprises oligosaccharide, polysaccharide or a mixture of oligosaccharide and polysaccharide, and the auxiliary material comprises (1) one or more of polyhydroxy alcohols, (2) one or more of plant oil, and (3) one or more of emulsifiers. The preparation method comprises the following steps: carrying out chemical blending and latex blending on the matrix material and the auxiliary material with the prescribed dose, cooling to form solid clumps, packaging, and then conducting disinfection.
Owner:ZHUHAI ORTUS BIOTECH

Nursing and treating composition for female vagina and its preparation method

A composition for nursing the vagina and treating the gynopathic inflammation such as vaginitis contains the chitosan or its cationic derivative (0.1-99 Wt%). Its preparing process is also disclosed.
Owner:SHENZHEN BRIGHT WAY NOVEL BIO MATERIALS TECH CO LTD

Preparation method of chitosan membrane

The invention discloses a preparation method of a chitosan membrane. The method comprises the following steps of: dissolving chitosan in 1-carboxymethyl-3-methyl chlorine salt ion liquid water solution of 1-5%, and enabling the chitosan to completely dissolve so as to obtain a stock solution of 1-5 wt% for preparing the chitosan membrane; performing squeezing and filtering; performing standing and defoaming; performing rotary membrane coating on a glass plate; performing drying under constant temperature of 40 DEG C and constant humidity of 50%; performing soaking in a sodium hydroxide solution of 1-5% for 1-5h and stripping a membrane; cleaning the membrane in distilled water till the pH is neutral; and drying the cleaned membrane under the constant temperature of 40 DEG C and constant humidity of 50% so as to obtain the chitosan membrane. According to the chitosan membrane, the thickness is 2.5-3.5 mu m, the breaking strength is larger than or equal to 170MPa, the elongation at break is larger than 3.6%, and the initial modulus is larger than 3.3 GPa. The chitosan membrane can be used as anticoagulant materials, bone repairing materials, wound dressing materials, and the like.
Owner:QINGDAO UNIV OF SCI & TECH

Antimicrobial polyamide 6 fibre and production method thereof

The invention relates to antibiosis polyamide-6 fiber and the manufacturing method. The antibiosis inorganic material with the grain diameter of 0.4 to 0.8 Mu, the coupling agent, the anti oxidant, and the surface active agent are added into a steam flow membrane mixer to perform the dry process surface treatment, the superfine material powder body after surface treatment is mixed with the polyamide-6 carrier inside a high speed mixer, the obtained mixed powder material is sent into a double screw arbor extruder to make the blending extrusion, the working temperature is 20 to 30 DEG C lower than the temperature for conventional manufacturing nylon 6 agglomerate, which ensures that the degradation of the raw material carrier and the oxidation of the silver ion are not occurred, the above obtained antibiosis agglomerate and the polyamide-6 sliced sheet are metered and mixed through a measuring filling machine, and then sent to the anti bacterial fiber screw spinning machine to perform the spinning. The anti bacterial ratio of the invention can reach 99 percent, the using is secure, and stimulation free to the skin, the invention can be widely utilized on the textile which is directly contacted with the skin such as underclothes, shirts, swimsuits, and socks.
Owner:YIWU HUADING NYLON

Carbon heating low-temperature cigarette compound atomization agent, preparing method and application of same

InactiveCN104824830AImprove continuityAppropriate pause timeTobacco treatmentFirming agentColloid
Disclosed are a carbon heating low-temperature cigarette compound atomization agent, preparing method and application of the same. The raw materials of the compound atomization agent comprise the following parts by weight: 1 part of 1,2- propylene glycol, 10-20 parts of glycerin, 0.01-0.4 part of firming agent, 0.002-0.006 part of sodium benzoate, 0.01-0.1 part of tobacco-used flavoring and 10-20 parts of water. The compound atomization agent is in a semi-solidity colloid with certain viscidity, enables the cut tobacco to absorb more atomization agent and flavoring compensation substances, avoids infiltration defect of the cigarette appearance, overcomes the defect that common tobacco cannot effervesce, aerify and release smoke before being ignited. In addition, the compound atomization agent has the characteristics of not volatilizing under the condition of 25-60 DEG C, instead emitting tobacco smell after tobacco ignition so as to perfectly simulate smoke. The smoke releasing continuity is good, the standstill time is proper, better smoke releasing effect is obtained and good sensory quality is kept at the same time.
Owner:HUBEI CHINA TOBACCO IND
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