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119 results about "Duration of effect" patented technology
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Orally administrable opioid formulations having extended duration of effect
InactiveUS6294195B1Effective steady-state blood levelPowder deliveryBiocideBlood levelOral medication
Sustained release oral solid dosage forms of opioid analgesics are provided as multiparticulate systems which are bioavailable and which provide effective blood levels of the opioid analgesic for at least about 24 hours. A unit dose of the opioid analgesic contains a plurality of substrates including the opioid analgesic in sustained release form. The substrates have a diameter from about 0.1 mm to about 3 mm.
Owner:PURDUE PHARMA LP
Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations
InactiveUS6419960B1Patient compliance is goodGood retarding effectPowder deliveryOrganic active ingredientsImmediate releasePlasma drug concentration
The invention is directed to oral modified / controlled release drug formulations which provide a rapid initial onset of effect and a prolonged duration of effect. Preferably, the peak concentration is lower than that provided by the reference standard for immediate release formulations of the drug, and the duration of effect falls rapidly at the end of the dosing interval.
Owner:RHODES PHARMA LP
Controlled/modified release oral methylphenidate formulations
InactiveUS20040131680A1Patient compliance is goodPowder deliveryOrganic active ingredientsDuration of effectMethylphenidate
The invention is directed to oral modified / controlled release methylphenidate formulations which provide a rapid initial onset of effect and a prolonged duration of effect. Preferably, the peak concentration is lower than that provided by the reference standard for immediate release methylphenidate formulations, and the duration of effect falls rapidly at the end of the dosing interval so as not to affect the appetite of the patient at dinner nor the patient's sleep thereafter.
Owner:RHODES PHARMA LP
Controlled/modified release oral methylphenidate formulations
InactiveUS6673367B1Patient compliance is goodPowder deliveryOrganic active ingredientsControlled releaseImmediate release
The invention is directed to oral modified / controlled release methylphenidate formulations which provide a rapid initial onset of effect and a prolonged duration of effect. Preferably, the peak concentration is lower than that provided by the reference standard for immediate release methylphenidate formulations, and the duration of effect falls rapidly at the end of the dosing interval so as not to affect the appetite of the patient at dinner nor the patient's sleep thereafter.
Owner:RHODES PHARMA LP
Controlled/modified release oral methylphenidate formulations
InactiveUS7083808B2Patient compliance is goodPowder deliveryOrganic active ingredientsControlled releaseImmediate release
The invention is directed to oral modified / controlled release methylphenidate formulations which provide a rapid initial onset of effect and a prolonged duration of effect. Preferably, the peak concentration is lower than that provided by the reference standard for immediate release methylphenidate formulations, and the duration of effect falls rapidly at the end of the dosing interval so as not to affect the appetite of the patient at dinner nor the patient's sleep thereafter.
Owner:RHODES PHARMA LP
Orally administrable opioid formulations having extended duration of effect
InactiveUS20020081333A1Effective steady-state blood levelPowder deliveryBiocideBlood levelOral medication
Owner:PURDUE PHARMA LP
A Chinese medicinal composition and its application in relieving pain and skin itching
InactiveCN1840169ANon-toxic side effectsDrug-freeNervous disorderAnthropod material medical ingredientsMint familyGleditsia triacanthos
The invention provides a Chinese medicinal composition for treating aches and skin pruritus, which is prepared from 48 kinds of Chinese medicinal herbs including cicada shell, licorice root, capsule of weeping forsythia, selfheal, baikal skullcap root, futokadsura stem, cassia twig, isatic root, banksia rose, ledebouriella root, rose, pricklyash peel, fresh ginger, Ligusticum wallichii, honeysuckle flower, dahurian angelica root, dried rehmannia root, Schizonepeta tenuifolia, malt, lilyturf root, mulberry twigs, buck grass, safflower, dried orange peel, curculigo rhizome, mimosa-tree bark, honey-suckle stem, pubescent angelica root, atractylodes rhizome, basket fern, notopterygium root, radix paeoniae rubrathe, Chinese angelica root, poria cocos, siberian cocklebur fruit, loquat leaf, Bupleurum root, Chinese mugwort leafmulberry leaf, cnidium fruit, Chinese honey locust, greater celandine, root of herbaceous peony, mentha, boneol and campeachy wood.
Owner:魏敏政
Superhydrophobic fabric or superhydrophobic non-woven fabric and preparation method thereof
The invention provides a preparation method of a superhydrophobic fabric or superhydrophobic non-woven fabric, which comprises the following step of: enabling a fabric containing C-H bonds or a non-woven fabric containing C-H bonds to be subjected to irradiation grafting reaction with a monomer containing long-chain alkane, thus obtaining the superhydrophobic fabric or superhydrophobic non-woven fabric, wherein the monomer containing long-chain alkane is a compound as shown in general formula (1), X is hydrogen or methyl, and n is 10-17, preferably 13-17. The invention overcomes the defects that the existing preparation process of the superhydrophobic fabric or non-woven fabric is complicated, the duration time of the modification effect is short, and the superhydrophobic fabric or non-woven fabric is intolerant of washing, is of certain toxicity, is high in cost and the like, thereby providing a washing-resistant permanent superhydrophobic fabric or non-woven fabric and a preparationmethod thereof. Since the used monomer is a non-fluorine monomer having the advantages of low toxicity, low cost and the like, the invention is beneficial to large-scale industrial production. The general formula (1) is shown in the specification.
Owner:SHANGHAI INST OF APPLIED PHYSICS - CHINESE ACAD OF SCI
Hydrophilic modification method of fabrics or nonwoven fabrics and obtained products
InactiveCN102002852AShort reaction timeShort polymerization timeFibre treatmentPolymer sciencePersulfate
The invention discloses a hydrophilic modification method of fabrics or nonwoven fabrics, which is characterized by comprising the following steps of: immersing the fabrics or nonwoven fabrics in a water solution containing a water soluble crosslinking agent and persulfates, irradiating by ultraviolet light, and taking out to obtain the products, wherein the fabrics or nonwoven fabrics are synthetic fabrics or nonwoven fabrics containing C-H bonds, or synthetic fiber and natural fiber blended fabrics or nonwoven fabrics containing C-H bonds. The method of the invention overcomes the defects of long response time, influenced material surface regularity, complex operation and post processing, short modified effect duration time, narrow application range and the like. The hydrophilic modification method has the advantage of short response time, simple operation and post processing and low cost, and the obtained products have surface regularity, excellent hydrophilicity and hygroscopicityand permanent hydrophilicity. The invention also provides modified fabrics or nonwoven fabrics prepared by using the method.
Owner:SHANGHAI INST OF APPLIED PHYSICS - CHINESE ACAD OF SCI
Superhydrophobic fabric or nonwoven fabric and preparation method thereof
The invention provides a preparation method of a super-hydrophobic fabric or a super-hydrophobic non-woven fabric. The preparation method comprises the steps of: mixing a fabric containing C-H bonds or a non-woven fabric containing C-H bonds with an alcohol solution of a monomer containing fluorine, and performing a radiation grafting reaction at an anaerobic condition so as o obtain a super-hydrophobic fabric or a super-hydrophobic non-woven fabric, wherein the monomer containing fluorine is a compound shown in general formula (1) in which X represents hydrogen, fluorine, chlorine, bromine, iodine, methyl or cyan, Y represents O or NH, m represents 1-10 and n represents 1-10. The invention further discloses a super-hydrophobic fabric or a super-hydrophobic non-woven fabric prepared by the method. The super-hydrophobic fabric and the super-hydrophobic non-woven fabric disclosed by the invention overcome the defects that the existing super-hydrophobic fabric or super-hydrophobic non-woven fabric is complex to prepare in technique, has short modification effect duration time and is not washing-durable, so the super-hydrophobic fabric or the super-hydrophobic non-woven fabric disclosed by the invention is a fabric or a non-woven fabric which has washing fastness, is foldable and has permanent super hydrophobicity.
Owner:SHANGHAI INST OF APPLIED PHYSICS - CHINESE ACAD OF SCI
Modified IL-4 mutein receptor antagonists
This invention relates to modified IL-4 mutein receptor antagonists comprising an IL-4 mutein receptor antagonist coupled to polyethylene glycol. Related formulations and dosages and methods of administration thereof for therapeutic purposes are also provided. These modified IL-4 mutein receptor antagonists, compositions and methods provide a treatment option for those individuals afflicted with a respiratory disorder such as asthma by inhibiting IL-4 and IL-13-mediated airway hyperresponsiveness and eosinophilia. More particularly, these antagonists have an increased duration of effect versus unmodified IL-4RA by virtue of a greater plasma half-life.
Owner:AEROVANCE INC
Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations
InactiveUS20030054033A1Patient compliance is goodOrganic active ingredientsNervous disorderImmediate releasePlasma drug concentration
Owner:RHODES PHARMA LP
Method and apparatus for generating advertisement
InactiveCN101135968AReduce harassmentLower the level of disgustAdvertisementsSpecial data processing applicationsWorld Wide WebDuration of effect
The method comprises: dividing the advertising content into advertising elements; selecting a skin element from the system skin; combining said advertising element and said skin to form an advertising skin; using said advertising skin as a new skin of said system. The apparatus thereof comprises an initializing module and a combination module.
Owner:TENCENT TECH (SHENZHEN) CO LTD
Bamboo fence making method
The invention relates to a bamboo fence making method. The method comprises the following steps that (a) a bamboo material is made by adopting raw bamboos; (b) mold and insect prevention liquid is sprayed; (c) a bamboo fence is made; (d) heat treatment is performed; (e) water spraying is performed for cooling; (f) drying is performed. The made bamboo fence does not produce the adverse influence on the environment, also has an insect prevention effect, and the effect duration is at least 2 years.
Owner:ZHEJIANG HONGLI BAMBOO & WOOD IND CO LTD
Method for rapid elimination of water blackening and smell
InactiveCN102190370AIncrease dissolved oxygen concentrationImprove self-cleaning abilityTreatment using aerobic processesSustainable biological treatmentAxial-flow pumpHigh concentration
A method for rapid elimination of water blackening and smell disclosed in the invention, comprises the following steps: pressurizing pure oxygen to 0.3 MPa or more, through a mixture, rapidly mixing the pressurized pure oxygen with the flow extracted from a body of water to be treated by an axial flow pump, so as to obtain high-concentration oxygen-dissolved water; arranging a plurality of rotarynozzles in the body of water to be treated, intensively mixing the high-concentration oxygen-dissolved water output by the mixture with the body of water to be treated through the rotary nozzles to allow the dissolved oxygen concentration of the body of water to be treated to reach more than 20mg / L. According to the invention, by utilizing the pressurization of pure oxygen and the combination of static pressure and dynamic pressure, the dissolved oxygen concentration of the body of water is increased rapidly. The invention has the advantages of high efficient at absorbing oxygen, action fast,and effect long, with good application prospect.
Owner:SHENZHEN GRADUATE SCHOOL TSINGHUA UNIV +3
Bird dispelling method and device for power transmission line
The invention relates to a bird dispelling device for a power transmission line, in particular to a bird dispelling method and a bird dispelling device for a power transmission line. The device comprises a detection module, a micro-processing module, a power amplifying module and a sounding module. The device can be used for detecting birds, has a large effective protection area, and can be used for effectively dispelling birds entering a dangerous area; moreover, an intelligent learning capability is realized in the technology, and optimal bird dispelling sound wave frequency is updated continuously, so that a better bird dispelling effect is achieved, and the adaptability of birds is effectively reduced; the device has the advantages of long bird dispelling duration, low cost, high reliability, freeness from maintenance and the like, and has a good application prospect.
Owner:STATE GRID CORP OF CHINA +1
Nail patch manufacturing method and device
InactiveCN106003725AGuaranteed quality effectLong durationAdditive manufacturing apparatusPatch modelBiomedical engineering
The present application discloses a method and device for manufacturing a nail patch. The method manufactures a solid nail patch corresponding to the nail patch model through 3D printing technology according to the nail patch model. Through the above method, no matter what the pattern in the nail patch required by the customer is, the nail patch required by the customer can be printed out, which effectively reduces the requirement for the manicurist's hand-painted skills and ensures the quality of the nail art. , and can effectively deal with delicate and complex customized patterns, and the nail stickers are all integrally formed by 3D printing technology, which can effectively prevent the surface accessories from falling off, and the nail effect lasts for a long time.
Owner:北京易速普瑞科技股份有限公司
water filtration equipment
InactiveCN102284202AEasy to installImprove trustLoose filtering material filtersGravity filtersFiltrationFresh water
The present invention provides a water filtration device, which includes: a filter tank 100 with an upper opening and a partition wall 110 inside, more than one filter plate 200, a filter layer 400, a plurality of air injection pipes p, a maintenance hole 500 and a water storage The filter plate 200 is located above the filter tank 100 and the partition wall 110 to close the filter tank 100; the air injection pipe p is located below the filter plate 200; the maintenance hole 500 is located in the The middle part of the filter plate 200 ; the filter layer 400 is located above the filter plate 200 ; the water storage part is located above the filter layer 400 and the filter plate 200 . The water filtering equipment provided by the present invention avoids stagnant water areas during backwashing, improves the quality of purified water and enhances the trust of consumers. The filter plate is easy to install, can not only improve work efficiency but also shorten construction period and save installation cost.
Owner:青岛智承机电科技有限公司
Granule containing chlorantraniliprole and monosultap
InactiveCN102763655AGood synergyGood prevention effectPlant growth regulatorsBiocideGrowth plantChitin formation
The invention relates to a granule containing chlorantraniliprole and monosultap, which is prepared from the following components by weight: 0.01-5% of chlorantraniliprole, 0.1-15% of monosultap, 0.1-10% of chitin, 1-15% of additive, 0.5-10% of binder and the balance of carrier. The granule can be used for preventing the soil insects, the nematodes and the overground insects of crops including sugar cane, peanuts, corn, bananas and tomatoes, has an obvious synergetic effect, a good prevention effect and long duration of effect and can significantly improve the crop root knot nematode and pathogen prevention effect, promote the crop root development and plant growth and improve the crop yield and quality.
Owner:广西汇丰生物科技有限公司
Novel pickling corrosion inhibitor and application thereof in preparing metal pickling agent
The invention discloses a novel pickling corrosion inhibitor O,O'-di-substituted dithiophosphate-N, N-diethyl ammonium. Two substituted groups are separately selected from the following substituted groups: aryl, substituted aryl and aryl substituted alkyl; and the carbon atom number of one of two substituted groups is less than 40. The invention also discloses application of the O,O'-di-substituted dithiophosphate-N, N-diethyl ammonium serving as a metal pickling corrosion inhibitor. The O,O'-di-substituted dithiophosphate-N, N-diethyl ammonium is added into a pickling medium with different concentration to make the concentration be between 40 and 160 mg / L so as to achieve the effective metal corrosion inhibiting effect; and the pickling corrosion inhibitor disclosed by the invention has long lasting effect and wide applicable acidity range.
Owner:SICHUAN UNIVERSITY OF SCIENCE AND ENGINEERING
Antibacterial mildew-resistant synthetic leather and production method thereof
InactiveCN104404780AQuality improvementExtended service lifeLamination ancillary operationsSynthetic resin layered productsEpoxyPotassium
The invention discloses an antibacterial mildew-resistant synthetic leather. The synthetic leather comprises a basic cloth layer, a PVC foam layer, and a PU surface layer. The surface layer is composed of the following raw materials in parts by weight: 80 to 100 parts of aqueous polyurethane resin, 10 to 15 parts of beta-cyclodextrin, 1 to 2 parts of litsea cubeba oil, 0.5 to 1 part of anise oil, 0.2 to 0.5 part of frankincense oil, 2 to 4 parts of xanthan gum, 2 to 6 parts of shell powder, 1 to 3 parts of barite powder, 0.2 to 0.5 part of barium stearate, 0.2 to 1 part of triethanolamine, 0.2 to 0.5 part of potassium fulvate, 0.2 to 1 part of poly(epoxy sodium succinate), 0.5 to 1.5 parts of allantoin, 2 to 4 parts of modifying aids, and 2 to 4 parts of pigment. The provided synthetic leather can effectively prohibit the microbe propagation on leather, and prevents mildew and corrosion at the same time. The effects on preventing bacteria and mildew can last for a long time. Moreover, the leather quality is stable, the service life is prolonged, and the latent hazard to human health is reduced.
Owner:WUHU XIANGRONG FOOD
Injectable Botulinum Toxin Formulations And Methods Of Use Thereof Having Long Duration Of Therapeutic Or Cosmetic Effect
InactiveUS20180311333A1Rapid onsetLow antigenicityCosmetic preparationsSenses disorderClinical efficacyCurative effect
This invention provides novel injectable compositions comprising botulinum toxin that may be administered to a subject for various therapeutic, aesthetic and / or cosmetic purposes. The injectable compositions embraced by the invention exhibit one or more advantages over conventional botulinum toxin formulations, including reduced antigenicity, a reduced tendency to undergo unwanted localized diffusion following injection, increased duration of clinical efficacy or enhanced potency relative, faster onset of clinical efficacy, and / or improved stability. According to the invention, single treatment of the compositions by injection affords significant clinical responses and at least a 6-month duration of effect in a subject undergoing treatment, as provided by the described treatment methods.
Owner:REVANCE THERAPEUTICS INC
Formaldehyde removing agent of biological enzyme and application thereof
ActiveCN108771961ANo secondary pollutionLong duration of actionGas treatmentDispersed particle separationBuffering agentPolyphenol oxidase
The invention discloses a formaldehyde removing agent of biological enzyme. The formaldehyde removing agent of biological enzyme is prepared from the following components by weight percentage: 1 to 2% of biological enzyme composition, 1 to 3% of plant extract, 0.5 to 1% of protective agent, 1 to 2% of buffering agent, 0.1 to 0.3% of preservative, 0.1 to 0.3% of essence, the balance of water; thebiological enzyme is formaldehyde dehydrogenase, polyphenol oxidase and superoxide dismutase. The formaldehyde removing agent of biological enzyme is safe and non-toxic, harmless to humans and animals, and biodegradable and does not cause secondary pollution. The formaldehyde removing agent of biological enzyme is mainly used in indoor living environment and car to remove formaldehyde, can greatlyreduce the formaldehyde produced by furniture, leather, blankets and the like, and also has an effect of reducing benzene pollutants. The formaldehyde removing agent of biological enzyme has a long-lasting effect and has no corrosive effect on the surface of a treated object.
Owner:珠海华尔泽环保科技有限公司
Flexible resin boot and method for producing it
InactiveUS20030137078A1High mechanical strengthImprove the immunityYielding couplingDomestic articlesPolyesterElastomer
Provided is a flexible resin boot of which the noise-preventing effect lasts long and which ensures improved sealability and durability. The boot is formed from a base resin of a thermoplastic elastomer resin, and has a large port and a small port that are connected with each other via a bellows therebetween. For this, mineral oil or vegetable oil is added to the thermoplastic elastomer resin. Preferably, the thermoplastic elastomer resin is a thermoplastic polyester elastomer, and the mineral oil is process oil having an aromatic content of at most 13%. The boot is used for covering the constant velocity joint in an automobile.
Owner:TOYOBO CO LTD +1
Plant deodorization combination and preparation method thereof
The invention discloses a plant deodorization combination. The plant deodorization combination is prepared from, by weight, 1-10 parts of ginger extracting solution, 1-10 parts of garlic extracting solution, 1-10 parts of celery extracting solution, 1-10 parts of chilli extracting solution, 1-10 parts of pepper extracting solution, 1-10 parts of pine needle extracting solution, 1-10 parts of rose extracting solution, 1-10 parts of mint extracting solution, 1-10 parts of jasmine extracting solution, 1-10 parts of orange peel extracting solution, 1-10 parts of grapefruit extracting solution, 1-10 parts of lemon extracting solution and 1-10 parts of laurel extracting solution. According to the plant deodorization combination, by means of rational combination of the components, the plant deodorization combination has the advantages of being rapid in effect, long in duration of effect and good in deodorization effect; compared with existing deodorant liquid, the plant deodorization combination serving as deodorant liquid has a greater advantage and is specially suitable for removing odors in places such as large and medium garbage disposal places and the like.
Owner:GUANGZHOU XIUMING ENVIRONMENTAL PROTECTION TECH CO LTD
Laxative Composition and Method
InactiveUS20090304831A1Extended durationImprove efficacyBiocideDigestive systemAntioxidant capacitySide effect
An improved laxative composition is provided having efficacy with reduced negative side-effects. The laxative composition is also provided with agents that promote healthy intestinal and liver function, reduce carbohydrate absorption and have antioxidant capacity. A method is also provided for reducing the negative side-effects associated with Anthranoid-based laxative compositions. A method is further provided for increasing the efficacy and / or duration of effect of Anthranoid-based laxative compositions.
Owner:CLEMENT KEN +5
Developing agent for aircraft icing ice-shaped three-dimensional scanning and preparation method thereof
InactiveCN109141288AStrong adhesionImprove liquidityUsing optical meansEnvironmental resistanceThree dimensional measurement
Owner:AVIC SHENYANG AERODYNAMICS RES INST
Air purifying agent
InactiveCN106139214ALong-lasting cleansing effectImprove adsorption capacityGas treatmentDispersed particle separationFoaming agentSulfate
The invention relates to the field of daily supplies, in particular to an air purifying agent which comprises, by mass parts, 15-26 parts of calcium sulfate powder, 10-15 parts of nanometer titania, 8-19 parts of calcium carbonate powder, 6-9 parts of nano silver solution, 2-5 parts of citric acid, 4-8 parts of surfactant, 3-7 parts of foaming agent, 5-9 parts of cobalt chloride, 30-40 parts of ethylene glycol and 10-20 parts of honeysuchle flowers extract. The air purifying agent is long in purification effect lasting time, effectively removes abnormal smells in a room and is high in adsorbability, safe and environmentally friendly, and after being used, the product is degraded completely.
Owner:BAOHUSAN ENVIRONMENTAL PROTECTION SCI & TECH CHENGDU
Paper depickling solvent as well as preparation method and application thereof
ActiveCN108360296ANo security impactNo effectNon-fibrous pulp additionOld paper after-treatmentFiltrationAntibacterial activity
The invention discloses a paper depickling solvent which is prepared from a cotton tree leaves extractive, soluble tetraborate, nanometer metal hydroxide, metal bicarbonate and water. The invention also discloses a preparation method of the paper depickling solvent. The preparation method comprises the following steps of (1) adding the cotton tree leaves extractive in water, and performing full stirring and mixing and filtration; (2) adding the nanometer metal hydroxide, the metal bicarbonate and the soluble tetraborate in a filtrate obtained in the step (1), and performing full stirring and ultrasonic treatment for 0.5-1.5h; and (3) performing still standing for ageing for 1-12h to obtain the paper depickling solvent. The paper depickling solvent provided by the invention is environmentally friendly and harmless without safety influences on a human body and an environment, is thorough and uniform in depickling, has enough alkali residues, is long in effect duration time and is difficult in acid return, does not have damage to paper, has certain antibacterial activity and is beneficial to long-term storage of the paper after being used.
Owner:HANGZHOU ZHONGCAI TECH CO LTD
Collagen gel and preparation method thereof
ActiveCN107261207ALong duration of actionReduce frequency of usePharmaceutical delivery mechanismProsthesisMicrosphereMedicine
The invention discloses collagen gel and a preparation method thereof. The collagen gel is prepared from the following raw materials: 20 to 80 percent of collagen solution, 80 to 20 percent of PCL microspheres, and 0 to 1 percent of lidocaine. The collagen gel of the invention adopts the raw materials which can be completely degraded and can be completely absorbed by the human body after the collagen gel is implanted in the human body; and moreover, the degradation period of the PCL is relatively long and can reach up to 2 years, so that the lasting time of the effect of the collagen gel is long, and the application frequency of the collagen gel is reduced.
Owner:GUANGZHOU YICHENG BIOTECH CO LTD
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