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31results about How to "Won't break the balance" patented technology

Chitosan contraceptive gel and preparation method thereof

The invention relates to a chitosan contraceptive gel and a preparation method thereof. The contraceptive gel consists of 0.5 to 1.5 percent of chitosan, 0.5 to 1.5 percent of carbomer, 0.5 to 3.0 percent of triethanolamine, 10 to 30 percent of ethanol, 5 to 20 percent of propylene glycol, 0.3 to 1.0 percent of benzalkonium chloride, 0.5 to 2.0 percent of glycerin, 0.5 to 2 percent of citric acid, 0.5 to 2 percent of polyethylene glycol 400, 0.3 to 1.0 percent of benzalkonium bromide, 0.1 to 0.5 percent of ethylparaben, 0.1 to 0.5 percent of methylparaben and the balance of purified water. The preparation method comprises the following steps of: spraying the chitosan and the carbomer on the liquid surface of the purified water, standing for a whole night to form a gel substrate, and removing bubbles under vacuum after standing; and then uniformly mixing the triethanolamine, the ethanol, the propylene glycol, the benzalkonium chloride, the glycerin, the citric acid, the polyethylene glycol, the benzalkonium bromide and the ethylparaben, and gradually adding into the gel substrate for uniformly mixing to prepare the chitosan contraceptive gel. The contraceptive gel is used in the vagina of a woman, has the effects of contraception, antibacterium and lubrication, avoids the influences on the vaginal pH, and maintains the normal balance of vaginal microflora; and the contraceptive gel also has the advantages of the antibacterium, inflection prevention, no damage to a genital mucosa, small irritation, low allergy and the like.
Owner:林一文 +1

Compound formula mouth wash of chlorine dioxide, cetylpyridinium chloride and zinc ion and preparation method thereof

InactiveCN101780016ALower toneLighten your breathCosmetic preparationsToilet preparationsSolventZinc Acetate Dihydrate
The invention relates to compound formula mouth wash of chlorine dioxide, cetylpyridinium chloride and zinc ion and a preparation method thereof. The compound formula mouth wash comprises the following main raw materials: chlorine dioxide, cetylpyridinium chloride and zinc ions, wherein a solvent is distilled water; the concentration of the chlorine dioxide is 200-500 ppm; the cetylpyridinium chloride accounts for the mass fraction of 0.05-0.2 percent relative to the compound formula mouth wash; and the zinc ions accounts for the mass fraction of 0.5-1 percent relative to the compound formula mouth wash. The preparation method of the compound formula mouth wash comprises the following steps of: dissolving the cetylpyridinium chloride and zinc acetate into the distilled water; dissolving a menthol crystal into 95 percent of ethanol; adding a menthol crystal and ethanol solution to a water solution for stirring, and simultaneously adding glycerol; additionally dissolving chlorine dioxide powder into the distilled water; adding a chlorine dioxide water solution to the water solution while stirring; uniformly stirring, and adding the distilled water to obtain the compound formula mouth wash of the chlorine dioxide, the cetylpyridinium chloride and the zinc ions. The invention can effectively inhibit bromopnea for a long time and has fewer side effects and no obvious irritation on an oral mucosa.
Owner:SHANGHAI NINTH PEOPLES HOSPITAL AFFILIATED TO SHANGHAI JIAO TONG UNIV SCHOOL OF MEDICINE

Biodegradable antibacterial contraception gel capable of realizing quantitative administration

The invention relates to a commonly used drug spermicide for contraception, in particular to biodegradable contraception gel with antibacterial effect, and belongs to an autonomous external contraceptive. On the basis of the biodegradable contraception gel, exact quantitative administration can be realized by virtue of a disposable long cylinder applicator. The antibacterial contraception gel is composed of a spermicide, biodegradable gel and water. The gel is specifically vaginal gel compounded by silk fibroin and chitosan and comprises the following components in mass concentration: 2-8% ofsilk fibroin, 0.5-2% of chitosan, 0.5-2% of carbomer 940 or hydroxypropyl methyl cellulose, 5-12% of glycerol and propylene glycol and the balance of water, and pH value is regulated to be 3.5-5. Theproduct can achieve the effects of rapidly killing sperms and carrying out contraception and birth control, also has antibacterial effect and can prevent and alleviate germ infection in genital tract.Ingredients of the gel are biodegradable, and degradation products can be absorbed and have the effect of alleviating vaginal dryness and atrophy to some extent. The gel preparation fills a needle tube type tool and can be directly injected deep inside a vagina, and the aim of the exact quantitative administration is achieved. The product has good biocompatibility, can not influence pH of the vagina, has no side effect and is worthy of being popularized and applied in clinic.
Owner:国家卫生健康委科学技术研究所

Method for preparing calcium sulfate composite fertilizer by using solid waste titanium gypsum

The invention belongs to the technical field of preparation of fertilizers, and concretely relates to a method for preparing a calcium sulfate composite fertilizer by using solid waste titanium gypsum. The method comprises the following steps: 1, preparing a fertilizer additive: adding flaxseed oil, sodium stearate, N-hydroxymethyl acrylamide and ethanol to water, and stirring above added materials to obtain the fertilizer additive for later use; and 2, adding titanium gypsum, ammonium sulfate, potassium humate and monoammonium phosphate to a mixing bin, mixing added materials, carrying out triple helical stirring, carrying out double-screw mixing extrusion on the obtained mixture, adding the fertilizer additive to the front segment of a double-screw extruder, allowing a material extruded through the double-screw extruder to a granulator, granulating the material, and bagging the granulated material to obtain the calcium sulfate composite fertilizer. The calcium sulfate composite fertilizer prepared through using the titanium gypsum is different from other chemically synthesized composite fertilizers, and the production process of the composite fertilizer and the final product are safe, environmentally-friendly and nontoxic, and are harmless to human bodies and animals.
Owner:SHANDONG DONGJIA GRP CO LTD

Composition for treating oral diseases and preparation method of composition

The invention discloses a composition for treating oral diseases and a preparation method of the composition. The composition is mainly prepared from the following components: chlorine dioxide, cetyl pyridinium chloride and zinc ions, wherein the solvent is distilled water, the concentration of chlorine dioxide is 200-500 ppm, the weight of cetyl pyridinium chloride accounts for 0.05-0.2 % of that of compound mouthwash, and the weight of zinc ions accounts for 0.5-1 % of that of the compound mouthwash. The preparation method of the composition comprises the following steps: dissolving cetyl pyridinium chloride and zinc acetate in the distilled water, dissolving menthol in 95% alcohol, adding the menthol alcohol solution into an aqueous solution, carrying out stirring, and meanwhile, adding with glycerinum; taking chlorine dioxide powder, dissolving the chlorine dioxide powder in distilled water, adding the chlorine dioxide aqueous solution into aqueous solution under stirring, carrying out uniform mixing, and adding with distilled water, thus obtaining the composition for treating oral diseases. The composition has the advantages that the mouth odor can be inhibited for a long term, the side effects are small, and no obvious irritation is caused to the oral mucosa.
Owner:江彩莲

Mouthwash for effectively inhibiting bad breath and preparation method thereof

The invention relates to mouthwash for effectively inhibiting bad breath and a preparation method thereof. Main components of raw materials of the mouthwash comprise chlorine dioxide, cetyl pyridiniumchloride and zinc citrate, wherein a solvent is distilled water and the concentration of the chlorine dioxide is 200 to 500ppm; the mass percent content of the cetyl pyridinium chloride accounts for0.05 to 0.2 percent of the compound formula mouthwash; the mass percent content of the zinc citrate accounts for 0.5 to 1 percent of the compound formula mouthwash; the preparation method of the mouthwash comprises the following steps: dissolving the cetyl pyridinium chloride and the zinc citrate into the distilled water and dissolving menthol crystal into 95 percent ethanol; adding a menthol crystal ethanol solution into a water solution and stirring; meanwhile, adding glycerol; taking the chlorine dioxide powder and dissolving into the distilled water; adding a chlorine dioxide water solution into the water solution; adding the chlorine dioxide solution and stirring; uniformly mixing and adding the distilled water to obtain the mouthwash for effectively inhibiting the bad breath. The mouthwash provided by the invention has the advantages that the bad breath is effectively inhibited for long time, side effects are relatively small and the mouthwash has no obvious irritation on oral mucosa.
Owner:罗爱莲

Pit mud culture method for baijiu production

The invention discloses a pit mud culture method for baijiu production and relates to the technical field of pit mud treatment for liquor making. The method comprises the following operation steps: 1)preparation: after raw liquor is discharged out of a pit, fermented grains at the pit bottom as well as on the pit walls and pit banks on periphery of a pit opening are cleaned; 2) bottom treatment:pit mud at the bottom is dug and collected to the middle of the pit; 3) yeast addition: the pit mud in the step 2) is broken, hard liquor making yeast powder is added, and the pit mud and the yeast powder are stirred uniformly; 4) mud kneading: warm water is uniformly splashed to the pit mud treated in the step 3), the pit mud is stirred and mixed until the pit mud is softly kneaded; 5) fermentation: the pit mud is sealed and covered with plastic cloth for fermentation; 6) spreading: the fermented pit mud in the step 5) is uniformly spread at the pit bottom, and a small amount of yeast powderis scattered uniformly on the surface of the spread pit mud for standby application. The equilibrium relationship of a micro-ecological system in the original pit mud at the pit bottom cannot be damaged, the dominant position of beneficial functional bacteria is enhanced, and activity of the pit mud for liquor production is improved.
Owner:ANHUI GUJING DISTILLERY

Device state adjusting method and intelligent interaction device

The invention discloses a device state adjusting method, which is applied to a device provided with a distance sensor for detecting the distance between an external shelter and the device. The methodcomprises the following steps: acquiring the state of the device, and determining a to-be-adjusted target of the device according to a preset state adjusting strategy corresponding to the state of thedevice; acquiring a detection distance of the distance sensor, and determining a distance change trend according to the detection distance; and adjusting the state of the to-be-adjusted target according to the corresponding relationship between the distance change trend and the state change trend of the to-be-adjusted target. Visibly, the state of the to-be-adjusted target (such as the volume orthe playing progress) of the device is adjusted by sensing the distance change trend of the external shelter through the distance sensor, so that the space and the cost are saved in hardware, the device is hardly touched in operation, the balance state of the equipment is not damaged, the user experience is improved, man-machine interaction is also more friendly. The invention further discloses anintelligent interaction device which has the same beneficial effects as the device state adjusting method.
Owner:LIGHTIN INC

Full-bore snap valve

The invention discloses a full-bore break-away valve, and belongs to the field of flammable and explosive liquid conveying. Comprising two valve bodies installed on a pipeline in series, a butt joint flange is arranged at the joint of the valve bodies, the two valve bodies are connected through a plurality of snap bolts installed in the circumferential direction of the butt joint flange, two inner shells capable of allowing media to pass through without obstacles are installed in the valve bodies in a sliding mode, and a connecting sleeve is installed at the joint of the two inner shells; two rotary valve plate sealing devices used for sealing a pipeline opening are arranged between the inner wall of the valve body and the outer wall of the inner shell. The rotary valve plate sealing device comprises a rotary valve plate arranged in the central axis direction of the inner shell, a driving arm for driving the rotary valve plate to seal a pipeline port when the inner shell slides out of the valve body is installed between the rotary valve plate and the inner wall of the valve body, a fixing block is arranged on the valve body, one end of the driving arm is fixedly installed on the rotary valve plate, and the other end of the driving arm is hinged to the fixing block. And the driving arm drives the rotary valve plate to seal the pipeline port by taking the hinge point on the fixed block as a rotating shaft.
Owner:连云港德安石化设备科技有限公司灌南分公司

Compound formula mouth wash of chlorine dioxide, cetylpyridinium chloride and zinc ion and preparation method thereof

The invention relates to compound formula mouth wash of chlorine dioxide, cetylpyridinium chloride and zinc ion and a preparation method thereof. The compound formula mouth wash comprises the following main raw materials: chlorine dioxide, cetylpyridinium chloride and zinc ions, wherein a solvent is distilled water; the concentration of the chlorine dioxide is 200-500 ppm; the cetylpyridinium chloride accounts for the mass fraction of 0.05-0.2 percent relative to the compound formula mouth wash; and the zinc ions accounts for the mass fraction of 0.5-1 percent relative to the compound formulamouth wash. The preparation method of the compound formula mouth wash comprises the following steps of: dissolving the cetylpyridinium chloride and zinc acetate into the distilled water; dissolving amenthol crystal into 95 percent of ethanol; adding a menthol crystal and ethanol solution to a water solution for stirring, and simultaneously adding glycerol; additionally dissolving chlorine dioxide powder into the distilled water; adding a chlorine dioxide water solution to the water solution while stirring; uniformly stirring, and adding the distilled water to obtain the compound formula mouth wash of the chlorine dioxide, the cetylpyridinium chloride and the zinc ions. The invention can effectively inhibit bromopnea for a long time and has fewer side effects and no obvious irritation on an oral mucosa.
Owner:SHANGHAI NINTH PEOPLES HOSPITAL SHANGHAI JIAO TONG UNIV SCHOOL OF MEDICINE
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