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119 results about "Lead poisoning" patented technology
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Gradual build-up of lead in the body over a prolonged period leading to poisoning.
Pharmaceutical formulation for sulfur-containing drugs in liquid dosage forms
InactiveUS20070134277A1Improve stabilityMask odorBiocidePeptide/protein ingredientsActive agentFood flavor
The pharmaceutical formulations of the invention for masking the odor from the sulfur-containing active agent comprise at least one sulfur-containing active agent, an effective amount of at least one flavoring agent. Any flavoring agent or combinations of flavoring agents may be used in the pharmaceutical formulation of the invention. The flavoring agent may be natural flavors, natural fruit flavors, artificial flavors, and mixtures thereof. The pharmaceutical formulation may contain an artificial sweetener, a natural sweetener or mixtures thereof. The pharmaceutical formulations are provided in liquid dosage form or a dry powder dosage form for reconstitution in water. Stabilizer added as one of expicients can extend the stability of the pharmaceutical formulation liquid dosage form for a period of at least 30 days when the formulation is stored below room temperature. The pharmaceutical formulations of the invention are palatable and particularly useful for the administration of sulfur-containing drugs to very small children that are in need of such medications. Methods of forming a liquid dosage form of pharmaceutical formulation by adding water to the dry powder form, methods to prepare an odor-masking pharmaceutical formulation and methods for treating lead poisoning or Wilson's disease using the odor-masking pharmaceutical formulation are also provided.
Owner:CHILDRENS MEDICAL CENT CORP
Low tin-zinc base leadless metal spraying solder
InactiveCN101439444ALow priceLow melting pointWelding/cutting media/materialsSoldering mediaOxidation resistantPerformance index
The invention relates to a low-tin-zinc-base lead-free metal spraying solder. The solder alloy comprises the following components by parts by weight: 1-10 parts of Sn, 0.1-4 parts of Al, 0.01-0.5 part of Si, 0.1-1 parts of Cu, 0.08-1.2 parts of Sb, 0.01-0.5 part of Pd, 0.001-0.01 part of Nd and 82-98 parts of Zn. The metal spraying solder of the invention has strong oxidation resistance in high temperature, excellent wetting property, reliable welding and better conductivity and mechanical property than lead-base metal spraying solder. Main performance indexes and application effect of the solder completely reach and surpass level of existing lead-free metal spraying solder, thereby overcoming the high-cost defect of lead-free metal spraying solder; the solder also avoids lead poisoning caused by leaded metal spraying solder.
Owner:丁飞
High-strength free-cutting tin brass alloy material and preparation method thereof
The invention relates to a high-strength free-cutting tin brass alloy material which contains the following chemical components in percentage by mass: 0.9-1.2% of bismuth, 7.3-7.7% of tin, 0.2-0.3% of selenium, 0.2-0.4% of aluminum, 14.3-14.6% of zinc, 0.2-0.25% of La, 5.1-6.3% of Ni, 0.1-0.14% of Sc and the balance of copper. The nickel and aluminum are added to enhance the tensile strength and hardness; by adding the La, Sc and bismuth, the alloy has the advantages of favorable cutting characteristic, favorable electric conductivity and no lead poisoning; by reasonably controlling the after-casting treatment temperature, feeding the raw materials in different batches and using waste copper as the raw material, the core hardness is basically consistent with the surface hardness, and the alloy quality is uniform; and the alloy can be widely used in automobiles, timekeepers, electric appliances, lock making, toys, bathroom accessories and other industries. When the refining agent is used for casting production, the porosity in the casting is lowered by 1-2 degrees, the oxide inclusion content is at level 2 or so, and the yield is obviously enhanced.
Owner:CHUZHOU UNIV
Pb excluding health care product and its preparation method
The invention relates to a lead elimination health product specially for children and the related preparation method. The health product is made of the main materials of mung bean, smilax glabra, zinc gluconate and calcium gluconate, and auxiliary material. The main preparation steps includes: (1) separately decoct the mung bean and the smilax glabra with water for 2 times and then mix the decoctions;(2) filter the mixed decoctions, condense and precipitate the filtrate, filter for the second time, then condense the filtrate under reduced pressure and dry the filtrate to turn the filtrate into powder, reserve the powder;(3) add a proper amount of auxiliary material to the extracts of Chinese traditional medicine and make the mixture into relative reagent according proper preparation technique. In this way, the health product can be prepared. The health product has good mild detoxification and toxicant elimination effects and can be used to cure lead poisoning and damage caused by lead for children.
Owner:NAT INST OF PHARMA R & D CO LTD
Achievement method of cation exchange of lead halide perovskite quantum dot material
ActiveCN107099289AAddressing lead toxicityLow costNanotechnologyLuminescent compositionsCation exchange reactionQuantum dot
The invention provides an achievement method of cation exchange of a lead halide perovskite quantum dot material. The method includes the steps of: 1) adding Cs2CO3, octadecene and oleic acid into a reaction bottle A, and feeding argon with stirring; 2) adding PbCl2 and octadecene into a reaction bottle B and feeding argon with stirring; 3) adding MnCl2 and octadecene into a reaction bottle C and feeding argon with stirring; 4) heating the reaction bottles A, B and C, adding oleic acid and oleylamine into the reaction bottles B and C, and continuously heating the reaction bottles B and C; 5) adding the solution in the reaction bottle A to the solution in the reaction bottle B, so that after a reaction is carried out in the reaction bottle B for a preset time, a CsPbCl3 perovskite quantum dot material solution is produced; 6) adding the solution in the reaction bottle C to the solution in the reaction bottle B to carry out a cation exchange reaction in the reaction bottle B to generate Cs(Pb<1-x>Mn<x>)Cl3. The method, on the basis of not damaging the appearance of the lead halide perovskite quantum dot material, can control the ratio of lead in the lead halide perovskite quantum dot material, so that a problem of lead poisoning of the lead halide perovskite quantum dot material can be solved.
Owner:BEIJING JIAOTONG UNIV
Kit for detecting child lead poisioning inheritance susceptible risk
The invention discloses an agent for detecting baby lead poisioning descendiblity impressionable risks. The agent box comprises specificity primer pair and specificity fluorescent detecting probe pair for detecting synchronously number rs1800435 SNP site on Delta amidocyanogen-Gamma ketone pentanoic acid dehydrogenase gene, number rs1800802 SNP site on ground mass Gamma-carboxy group aminoglutaric acid egg albumen gene, number rs1544410 and rs731236 SNP site on vitamin D receptor gene, number rs1799782 SNP site on X ray interlacing complementation repair gene 1, general component for detecting fluorescent definite quantity PCR etc.. The agent box of the invention assesses baby lead poisioning descendiblity impressionable risks by detecting synchronously mononucleotide polymorphism site gene type correlative closely to baby lead poisioning descendiblity impressionable risks.
Owner:SHANGHAI HENGJIAN BIOTECH CO LTD
Production method for convenient soaking rice
InactiveCN101601452AThere are no security risksImprove and enrich the tasteFood preparationRice dishesHigh pressure
A production method for convenient soaking rice comprises the steps: soaking rice in water for 3 to 12 hours, fishing out and draining the soaked rice; adding seasoning products for uniformly mixing together; placing the seasoned rice into a steam box until steaming; taking out the rice dough, and drying in the shade until the adhered rice grains can be twisted off; twisting the rice dough to rice grains; drying in the sun or baking the water in the rice grains until the water content is between 3% and 12%; adding yellow sand in an iron pan; frying the yellow sand in the iron pan until the temperature of the yellow sand is between 100DEG C and 160DEG C; in the case of constant stirring, adding dried or baked rice grains; continuously stirring until the rice grains are fully puffed to fried rice crispy; fishing out the fried rice crispy from the iron pan, and placing into a container; cooling, bagging and packaging hermetically. The invention utilizes sticky rice as raw materials, an iron pan and yellow sand as puffed devices, makes puffed food under normal pressure, which is free of safety hidden danger of high temperature and high pressure and danger of lead poisoning, besides, through adding tasty seasoning products, taste of the fried rice crispy is improved and enriched.
Owner:邵金才
Health care product abundant in vitamin B and vitamin C and preparation method thereof
ActiveCN101791123AReduce oxidative stress"Oxidative stress" level, is the body's anti-aging delayFood preparationVitamin CActive enzyme
The invention discloses a health care product abundant in vitamin B and vitamin C, which is prepared from the following raw materials in parts by weight: 70-90 parts of gold roxburghrose powder and 10-30 parts of ashitaba powder. In the health care product, the roxburghrose and the ashitaba are abundant in nutrient components which play a promoting role in a human body; and the perfect combination of the roxburghrose and the ashitaba not only can provide various nutrient substances needed by physiology of the human body but also can provide necessary active enzyme and antioxidant for removinghigh-activity particles. Proved by clinical tests, the combination of the roxburghrose and the ashitaba can obviously reduce the oxidative stress level and is a multifunctional all-natural fruit and vegetable nutritional food for resisting aging, ulcer, thrombus and cancer, reducing blood pressure, blood fat, blood sugar and cholesterol, improving gastrointestinal tract function, sleep and vision, resisting lead poisoning and chronic fluorine poisoning, improving immunity and delaying the oxidative stress of the human body.
Owner:贵州华南理工生物工程有限公司
Method for producing leadless colored glaze
The invention discloses a preparation method of glass, which comprises the technical steps of raw material selection, crushing, impurity eliminating, rinsing, drying, coloring matter splashing, putting, burning to 750 to 980 DEG C, annealing for cooling and cold manufacturing. The invention has no lead component during the preparation process, thereby avoiding from causing lead poisoning during manufacturing and using processes. The coloring matter flows in a high-temperature furnace to form a natural cloud-shaped design and a beautiful color. Air bubble can be produced inside of the product in low temperature, and the product has elegant appearance.
Owner:朱盛菁
Inorganic resistor thick film and preparing method and application of inorganic resistor thick film
ActiveCN103489550AAchieve performanceIncrease temperatureNon-adjustable resistorsStrontium carbonateLead oxide
The invention belongs to the field of new materials, and provides an inorganic resistor thick film and a preparing method and application of the inorganic resistor thick film. The inorganic resistor thick film comprises graphite powder, bismuth oxide, boric oxide, silica, antimonous oxide, zinc oxide, strontium carbonate and the like. According to the inorganic resistor thick film, the bismuth oxide serves as the framework material, the boric oxide, silica, the zinc oxide, the strontium carbonate and the like are used in cooperation with the bismuth oxide, the performance of the inorganic resistor thick film is achieved, and meanwhile compared with existing lead oxide, the inorganic resistor thick film has the advantages that the lead content is zero, and people are prevented from getting lead poisoning in the process of producing and using the inorganic resistor thick film and the environment is prevented from being polluted. The using temperature of the inorganic resistor thick film is greatly increased due to the bismuth oxide, and the application range of the inorganic resistor thick film is enlarged. The preparing method of the inorganic resistor thick film is easy to operate, low in cost and very suitable for industrial production.
Owner:李琴 +1
Preparation method of Ba0.9Ca0.1Ti0.9Zr0.1O3 nano lead-free piezoelectric ceramic
ActiveCN103641470AGrowth inhibitionLow reaction temperatureMaterial nanotechnologyElectricityRoom temperature
The invention provides a preparation method of Ba0.9Ca0.1Ti0.9Zr0.1O3 nano lead-free piezoelectric ceramic, and the preparation method includes the following steps: adding BaCl2.2H2O and CaCl2 into water to mix into a mixed liquid, stirring the mixed liquid and standing; adding a ZrOCl2[.]8H2O solution and TiCl4 into a KOH solution to obtain Ti (OH) x and Zr (OH) y mixed gel; adding the mixed liquid prepared in the step 1) into the Ti (OH) x and Zr (OH) y mixed gel, and stirring to obtain a hydrothermal reaction precursor solution; transferring the precursor liquid into a hydrothermal kettle for reaction; after the reaction is finished, cooling the hydrothermal kettle to room temperature, taking the hydrothermal kettle out, washing a product in the hydrothermal kettle, and drying to obtain lead-free piezoelectric ceramic powder; and performing microwave sintering on a formed body to obtain the nano lead-free piezoelectric ceramic. According to the preparation method, the sol-gel modification hydrothermal method is used for preparation of the ceramic powder, at the same time a microwave sintering technology is used for sintering to obtain the nano lead-free piezoelectric ceramic with the grain size below 100nm, and the nano lead-free piezoelectric ceramic contains no lead and avoids the harm of lead poisoning on human body and environment.
Owner:江苏向宽设计有限公司
Medicinal composition for removing lead and preparation method thereof
ActiveCN101904917ANo side effectsLong-term useAntinoxious agentsMolluscs material medical ingredientsHippophaeLiquorices
The invention provides a medicinal composition for removing lead, and belongs to the technical field of traditional Chinese medicine health care. The medicinal composition for removing the lead is prepared from hippophae rhamnoides, mung bean, hawthorn fruit, Indian buead, oyster and liquoric root by a specific process, wherein the raw materials can be used as medicaments and foods. Mouse and rat functional trail tests prove that the medicinal composition can effectively improve the learning and memory ability of mice and rats suffering lead poisoning; human body test meal tests prove that the medicinal composition has good effect of preventing and treating the lead poisoning; and the medicaments in a formula can be used as the medicaments and the foods, so the medicinal composition does not have any toxic or side effect and can be taken for a long time.
Owner:封士兰 +1
Medicine for treating occupational chronic lead poisoning caused by spleen-stomach disharmony and preparation method
InactiveCN104906390APromote excretionSimple preparation processAntinoxious agentsPlant ingredientsValeriana jatamansiDracontomelon duperreanum
The invention discloses a medicine for treating occupational chronic lead poisoning caused by spleen-stomach disharmony and a preparation method. The medicine comprises the following medicinal materials: valeriana jatamansi, uraria crinita, mentha spicata, camphorwood seed, eupatorium japonicum, gnaphalium tranzschelii, bushy dasiphora flower, diuranthera major, dracontomelon duperreanum, desmodium triquetrum, dendrobe, arisaema intermedium blume, helwingia root, podophyllum hexandrum, polygonum chinense, adiantum capillus-veneris, lithospermum, garden balsam stem, fructus polygoni orientalis, kamuning, herba pyrolae, peperomia blanda, ternate buttercup root, marsdenia tinctoria, acmella ciliate, indian lettuce, creeping violet herb, centella, nude pronephrium rhizome, ovateleaf holly bark and liquorice. According to the medicine disclosed by the invention, the traditional Chinese medicinal materials with different medicine properties are scientifically combined to achieve the effects of detoxifying, regulating vital energy, regulating the middle warmer, calming the adverse-rising energy, accelerating poison discharge and treating both symptoms and root causes; the medicine is safe, effective, relatively few in adverse effects and relatively short in treatment course; the preparation technology of the medicine is simple, convenient and low in cost; and the occupational chronic lead poisoning is not easy to recur after being cured.
Owner:周镔
Application of lactobacillus plantarum LP33 to preparation of products for preventing lead poisoning
ActiveCN111096459ARich varietyStrong digestive tract resistanceAntinoxious agentsUnknown materialsBiotechnologyMicrobiology
The invention discloses lactobacillus plantarum LP33 (Lactobacillus plantarum LP33) of which the preservation number is CCTCC NO:M 2019594, and an application of the lactobacillus plantarum to preparation of health-care foods and medicines for promoting lead excretion. The lactobacillus plantarum LP33 has important operation significance in developing functional health-care products, enriching thekinds of fermented products and establishing a strain resource library of lactic acid bacteria, and new hope is also brought for prevention of lead poisoning.
Owner:SOUTHWEST UNIVERSITY
Submerged slag conveyer
Owner:HUNAN JIANG YE MECHANICAL & ELECTRICAL TECH CO LTD
Lead-free solder and its preparation method
InactiveCN1799759AImprove protectionAvoid poisoningWelding/cutting media/materialsSoldering mediaHigh heatWelding
The invention relates to a welding material, especially providing a leadless solder with better anti-oxidation ability in high temperature and relative preparation method. Said solder comprises following weight percents: 0.1-2% Cu, 0.001-0.5% Ni, 0.0001-0.1% Ce, 0.0001-0.1% P or GaO and Sn; or else 0.0001-0.1% Ce, 0.1-2% Cu, 0.001-0.5% Ni, 0.0001-0.1% P and Sn; or else 0.001-0.5% Ni, 0.1-2% Cu, 0.0001-0.1% Ce, 0.0001-0.1% Ga and Sn. The inventive leadless solder comprises following advantages: environment-friendly, effective prevention of lead poisoning, less oxidation sludge in high-temperature welding and anti-oxidation ability.
Owner:THOUSAND ISLAND METAL FOIL
Medicinal composition for preventing and treating lead toxication
InactiveCN1513503AImprove intelligenceSignificant effectAntinoxious agentsUnknown materialsMedicineOyster
A composite medicine in the form of particles for preventing and treating lead poisoning is prepared from wolfberry fruit, galangal fruit, roasted oyster shell and taurine. Its advantages are high curative effect and no toxic by-effect.
Owner:HUBEI LONGDAN BIOMEDICINE SCI & TECH
Lead-free low-melting-point tinted glass and preparation process thereof
PendingCN107572779AAvoid poisoningPromote formationGlass shaping apparatusElectric furnaceSolubilityMaterials science
The invention provides lead-free low-melting-point tinted glass and a preparation process thereof. The lead-free low-melting-point tinted glass is prepared from the following components in parts by weight: 40 to 70 parts of SiO2, 0.8 to 5 parts of Al2O3, 1 to 6.5 parts of B2O3, 8 to 17 parts of CaO, BaO and MgO and 13 to 22 parts of Li2O, Na2O and K2O. The glass prepared by the preparation processof the invention is free of lead so as to avoid lead poisoning to a human body, contains glass forming bodies such as B2O3, Al2O3, SiO2 and the like, thereby promoting the formation of the glass andkeeping stability of the structure, contains a large amount of Li2O, Na2O or K2O to improve the solubility of the glass and lower the softening point, and contains CaO, BaO and MgO to improve the acidresistance of the glass.
Owner:安徽鑫民玻璃股份有限公司
Environmental friendly lead-free solder and its preparation method
InactiveCN1799757AImprove protectionAvoid poisoningWelding/cutting media/materialsSoldering mediaSludgeOxidation resistant
The invention relates to welding material, especially providing a high-temperature resistance oxidation environment-friendly leadless solder and relative preparation method. said leadless solder comprises following elements in weight percents: 2-5% AG, 0.1-2% Cu, 0.001-0.1% Ce, 0.001-0.5% Ni and Sn. Compared to present technique, the invention is environment-friendly, which can effectively avoid lead poisoning of operator and when the solder is welded in high temperature (380-500Deg. C), it has minute oxidation sludge. The invention has high-temperature resistance oxidation ability which can keep the surface of tin furnace bright without oxidation in this temperature, and the welded tin furnace can last non-oxidation condition for longer time. The invention has less welding defects compared to common Sn-Ag-Cu system, bright surface of welding point and improved welding quality.
Owner:THOUSAND ISLAND METAL FOIL
Active carbon intestinal bioadhesive preparation and preparation method thereof
InactiveCN101084921AConvenient treatmentSignificant effectCarbon active ingredientsAntinoxious agentsDrug intoxicationAdjuvant
The invention provides a biologic adhesion preparation of active carbon for bowels and its preparation method. The preparation comprises (by weight percentage) active carbon 30-90%, adjuvant with biologic adhesion function 10-70%, and other adjuvant in balance. Adjuvant with biologic adhesion function is hydroxypropyl methyl cellulose and / or chitosan and / or carbomer and / or polycarbophil and / or ethyl acrylate and / or carbopol. The preparation method comprises mixing active carbon with medicinal adjuvant including biologic adhesionagent, bulking agent and lubricant, preparing into core material, coating with one or multi-layer enteric coat or filling in enteric-coated capsules. The invention can be prepared into pill, tablet, granule, or capsule. Compared with common active carbon preparation, the preparation can be directly transmitted to duodenum and generate biologic adhesion with intestinal wall after oral administration, has intestinal location and sustained release, can improve therapeutic effect, reduce administeration dose and times. The inventive preparation is mainly used for treating chronic rnal failure, drug poisoning, and acute / chronic lead poisoning.
Owner:THE SECOND XIANGYA HOSPITAL OF CENT SOUTH UNIV
Rosa roxburghii tratt beverage and preparation method thereof
InactiveCN106605812ABright and transparent colorFull of nutritionFood scienceTreatment effectSide effect
The invention discloses a rosa roxburghii tratt beverage and a preparation method thereof, wherein the rosa roxburghii tratt beverage comprises a rosa roxburghii tratt juice, sulfur dioxide, citric acid, white granulated sugar, and water. The preparation method comprises: selecting fresh rosa roxburghii tratt fruit with a maturity of 80-90%, washing, placing into a breaker, breaking, pressurizing, and collecting a fruit juice; sealing the fruit juice into a pool, and standing for 7 days; adding gelatin and treating; filtering to obtain a rosa roxburghii tratt juice; and mixing the rosa roxburghii tratt juice, sulfur dioxide, citric acid, white granulated sugar and water according to a certain ratio, uniformly stirring, disinfecting, and packaging to obtain the rosa roxburghii tratt beverage. According to the present invention, the product has characteristics of clear and transparent color, sweet and sour taste and rich nutrition, and contains a large amount of carbohydrates, vitamins and trace elements necessary for the human body; the method has advantages of simple process and convenient large-scale production; and the experiment results show that the rosa roxburghii tratt provides protection effects for aminophenazone and nitrite-induced liver poisoning and liver cancers, provides prevention and treatment effects for lead poisoning, can be adopted as the auxiliary agent for prevention and treatment of lead poisoning, and has characteristics of good lead expelling better and no toxic-side effect.
Owner:龙里天乙刺梨有限公司
Feed for relieving combined poisoning of cadmium and lead for laying hens, premixes, and preparation methods thereof
InactiveCN106071307AIncrease egg productionImprove qualityFood processingAnimal feeding stuffVitamin CEggshell
The present invention discloses a feed for relieving combined poisoning of cadmium and lead for laying hens. The feed comprises the following components: corn, soybean meal, soybean oil, calcium carbonate, calcium hydrophosphate, edible salt, choline chloride, compound multi-vitamins, mineral premixes, DL-methionine, probiotics, an organic acidifying agent and premixes. The premixes comprise the following components: tea polyphenols, natural vitamin E, vitamin A, vitamin C, yeast selenium, canthaxanthin, 25-hydroxyl-D3 and rice chaffs. A preparation method is as follows: the corn and soybean meal are crushed to a particle size of 1,500 [mu]m, and then each of the components is mixed evenly in a step-by-step method to prepare the compound feed. The feed solves the problems of reduced production performances and deteriorated eggshell quality due to the combined poisoning of the cadmium and lead for the laying hens, can improve the anti-oxidation ability of the commercial laying hen organisms, and alleviates the occurrences of the poisoning of the cadmium and lead for the laying hens.
Owner:SICHUAN AGRI UNIV
Method for preparing lead-removing rice flour for babies and infants
InactiveCN105558766AEnsure normal growth and developmentGuarantee the healthy growth of the bodyMilk preparationFood ingredient functionsMultivitaminBiology
The invention discloses a method for preparing lead-removing rice flour for babies and infants. According to the method, rice, millet, tomatoes, apples and haws serve as main raw materials, a scientific formula for millet, tomato, apple and haw pulp is designed according to the lead removing function of the millet, the tomatoes, the apples, the haws and the like, and nutrients such as multivitamins and composite mineral substances are added, and thus, the millet-pulp lead-removing rice flour for the babies and infants is prepared by adopting the processes of carrying out two-stage wet-process grinding, carrying out pasting, carrying out roller drying, carrying out mixing and carrying out packaging. According to the lead-removing rice flour for the babies and infants, prepared by the method, on the basis of preserving nutrients contained in the traditional rice flour for the babies and infants, fruit pulp raw materials with lead removing functions such as the millet, the tomatoes, the apples and the haws are added, and the lead-removing rice flour for the babies and infants is prepared by a scientific lead-removing proportioning ratio; through being eaten by the babies and infants of 6-24 months old, the lead-removing rice flour can help the babies and infants to remove lead so as to prevent chronic lead poisoning, thus, the lead-removing rice flour is a kind of new-generation lead-removing nutritional supplementary food.
Owner:JIANGXI MEIBIJIA ECOLOGICAL TECH IND CO LTD
Lead-free soldering tin wire
InactiveCN103586599AEasy to leachReduce the phenomenon of lead poisoningWelding/cutting media/materialsSoldering mediaCopper wireCopper-wiring
The invention discloses a lead-free soldering tin wire. The lead-free soldering tin wire is characterized by comprising, by mass, 1.5-8% of Cu, 0.01-2% of Co, 0.01-1% of Ni, and the balance Sn. The liquidus temperature of the lead-free soldering tin wire is 420 DEG C or below 420 DEG C. The lead-free soldering tin wire can further comprise one or more oxidation inhibition elements and / or one or more wetting improvement elements, and a composition of P, Ge and Ga or a composition with 0.05-2% of Ag by mass can be selected and used as the wettability improvement elements. The lead-free soldering tin wire coats the end portion of a copper wire coil. The lead-free soldering tin wire has the advantages that the lead-free soldering tin wire can not be subjected to copper leaching easily when being used in a molten state, the phenomenon of lead poisoning can be reduced, and the lead-free soldering tin wire is practical and convenient to use.
Owner:NINGBO YINZHOU HENGXUN ELECTRONICS MATERIALS
Fresh shaddock peel nanojuice, and preparation, lead-removing activity and application thereof
The invention discloses a preparation method for fresh shaddock peel nanojuice, nanosolution properties of the fresh shaddock peel nanojuice, and the treatment effect of the fresh shaddock peel nanojuice on mice with lead poisoning. The invention also discloses application of the fresh shaddock peel nanojuice to preparation of drugs used for preventing and treating lead poisoning.
Owner:北京智诚拓展广告传媒有限公司
Chinese medicinal herb preparation for lead removing treatment and preparation method thereof
InactiveCN102335256AMaximum retentionGuarantee the effect of lead removal treatmentAntinoxious agentsPlant ingredientsPolyamidePlum extract
The invention discloses a Chinese medicinal herb preparation for a lead removing treatment and a preparation method thereof. The Chinese medicinal herb preparation contains the following medicinal materials as raw materials: 180-220 g of mung bean, 144-176 g of semen euryales and 36-44 g of dark plum. The preparation method comprises the following steps of: 1) taking the mung bean and grinding the mung bean to fine powder; soaking the powder with water and stirring the solution; filtering the solution to obtain mung bean dregs; filtering filtrate; and freezing and drying filter residue, to obtain mung bean protein powder; 2) adding water into the mung bean dregs; decocting, filtering and concentrating the solution to obtain concentrated liquid; taking an upper polyamide chromatographic column of the concentrated liquid; eluting mung bean flavone, and filtering to obtain a mung bean flavone solution; 3) taking the semen euryales and the dark plum; adding water into the semen euryales and the dark plum, respectively; decocting and filtering the solutions; concentrating the filtrates to obtain semen euryales extract and dark plum extract, respectively; 4) mixing the mung bean flavone solution with the semen euryales extract and the dark plum extract; adding dextrin, and spraying and drying the mixture, to prepare extract powder for future use; and 5) mixing the mung bean protein powder with the sprayed and dried extract powder, to further prepare granules. The preparation provided by the invention has the effects of removing lead or prompting the lead to be removed, and the actions of treating and releasing lead poisoning symptom.
Owner:浙江省中药研究所有限公司
Lead-elimination fruit milk and preparation method thereof
The invention provides lead-elimination fruit milk. The lead-elimination fruit milk is prepared from the following raw materials in parts by weight: 5 parts of skim milk powder, 15 parts of normal roxburgh rose juice, 1 part of the fruit of Chinese wolfberry, 0.3 part of acid CMC (Sodium Carboxy Methyl Cellulose), 0.2 part of low methoxyl pectin, 0.2 part of refine konjak powder, 4-5 parts of white sugar, 0.04 part of aspartame, 0.1 part of sucrose ester, 0.1 part of sodium tripolyphosphate and 0.1-0.5 part of citric acid. The invention further provides a preparation method of the lead-elimination fruit milk. The lead-elimination fruit milk produced by the preparation method is good in taste, harmonious in flavor and stable in quality, and is beneficial to elimination of lead.
Owner:扬州新世纪生物科技研究所有限公司
Regeneration method of lead poisoning Mn-Ce carbon-based SCR low-temperature denitration catalyst
PendingCN112275279AGood resistance to lead poisoningExtended service lifeGas treatmentDispersed particle separationPtru catalystFlue gas
The invention aims to provide a regeneration method of a Mn-Ce carbon-based low-temperature denitration catalyst poisoned by a lead component in sintering flue gas, which can simply and efficiently remove the lead in the denitration catalyst, supplement the damaged active component at the same time, and improve the lead poisoning resistance of the regenerated catalyst. The method is simple and convenient to operate, the denitration rate of the regenerated catalyst can be recovered to be close to the level of a fresh catalyst, and the regeneration effect is remarkable.
Owner:SICHUAN UNIVERSITY OF SCIENCE AND ENGINEERING
Pharmaceutical composition capable of promoting excretion of lead, and preparation method and application thereof
InactiveCN104147146AMitigate or prevent damageEasy to removeOrganic active ingredientsAntinoxious agentsSide effectActive ingredient
The invention provides a pharmaceutical composition capable of promoting excretion of lead. Raw materials of the pharmaceutical composition comprise, by weight, 20-35 parts of plantain herb, 12-24 parts of herba lysimachiae, 13-16 parts of radix astragali and 0.05-1 part of EDTA ferric sodium salt. The pharmaceutical composition combines three traditional Chinese medicines of plantain herb, herba lysimachiae and radix astragali with EDTA ferric sodium salt, and plays a synergistic effect. The pharmaceutical composition provided by the invention can promote the excretion of lead, alleviate or prevent damages of lead poisoning to a human body, has no toxic or side effect, is suitable for being taken by people with high blood lead for a long time, and has very good popularization and application values.
Owner:SICHUAN SAINTHOOD BIOTECH
Preparation method of lead-eliminating milk powder
InactiveCN101611741ARestore formEffective lead removalMilk preparationFood preparationRoom temperaturePre treatment
The invention discloses a preparation method of lead-eliminating milk powder, and relates to a preparation method of the functional milk powder. The invention solves the problems that the lead-eliminating products prepared by the current preparation method are not suitable for the children below six years old to drink for a long time and the milk powder prepared by the existing technology can not prevent lead poisoning. The preparation method of the lead-eliminating milk powder of the invention comprises the following steps: 1, preparing garlic extract; 2, pretreating cow milk; 3, adding various microelements after being sterilized, carrying out spray drying, agglomeration, and redrying until water content rate is less than 5 percent, cooling to a room temperature, filtering by a sieve with 20-40 meshes; finally obtaining the lead-eliminating milk powder. The lead-eliminating milk powder of the invention is suitable for the children below six years old to drink for a long time, and can effectively eliminate lead and prevent lead positioning.
Owner:NORTHEAST AGRICULTURAL UNIVERSITY
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