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313results about How to "Improve radiation protection performance" patented technology

Multifunctional viscose and preparation method thereof

The invention provides multifunctional viscose. The multifunctional viscose comprises viscose, graphene and nano-silver, wherein nano-silver is loaded to a graphene slice layer in situ. The invention further provides a preparation method of the multifunctional viscose. The preparation method is characterized by comprising the following steps: (a) dispersing graphene in a water solution, so as to obtain a graphene dispersion liquid; (b) dissolving silver salt into the graphene dispersion liquid, adding a reducing agent, and carrying out reduction reaction, so as to obtain nano-silver-loaded graphene dispersion liquid; and (c) uniformly mixing the nano-silver-loaded graphene dispersion liquid with viscose liquid, and carrying out spinning, so as to obtain the multifunctional viscose. An experimental result shows that compared with viscose which is not added with nano-silver-loaded graphene, the multifunctional viscose has the advantages that the far infrared temperature increase performance is increased by not less than 100%, the ultraviolet protecting coefficient is increased by not less than 70%, and the antibacterial activity reaches 99.9% and is increased by not less than 100%.
Owner:JINAN SHENGQUAN GROUP SHARE HLDG

Radiation-proof emulsion paint and preparation method thereof

The invention belongs to the field of architecture coating, and particularly relates to radiation-proof emulsion paint and a preparation method thereof. The radiation-proof emulsion paint is prepared from following raw materials by weight: 10-38 parts of water, 0.1-1.0 part of cellulose, 0.01-0.5 part of an alkaline pH regulator, 0.1-1.0 part of a wetting agent, 0.1-1.0 part of a dispersing agent, 0.1-1.0 part of a bactericide, 0.1-1.0 part of a mildew inhibitor, 0.2-1.0 part of an antifoaming agent, 15-25 parts of titanium dioxide, 5-15 parts of calcium carbonate, 3-10 parts of a radiation-proof conductive material, 0.5-3.0 parts of an anti-freezing agent, 1.0-5.0 parts of a film-forming auxiliary agent, 20-40 parts of an emulsion and 0.1-2.0 parts of a thickening agent. Metal oxide nano ultrafine particle powder prepared form 1-10 parts by weight of SnO2, 0.5-5 parts by weight of Sb2O3 and 1-15 parts by weight of barite powder is adopted as the radiation-proof conductive material. According to the radiation-proof emulsion paint and the preparation method thereof, radiation-proof effects can be largely improved and radiation harm to human is reduced.
Owner:SKSHU PAINT

Ultrathin steel structural fireproof anti-radiation coating

The invention discloses an ultrathin steel structural fireproof anti-radiation coating, comprising base emulsion, titanium dioxide, deionized water, polyoxyethylene polyoxypropylene ether, diamino polyethylene glycol modified hyperbranched polypyrrolone, amino-terminated sulfonated polyimide, polybenzimidazole-modified meso-porous silicon, KH-560, and graphene oxide. The ultrathin steel structural fireproof anti-radiation coating has good performances of fire endurance, weatherability, coating surface drying time, water resistance and radiation resistance, releases no toxic gas, is safe and environment-friendly and is widely applicable to various steel structural buildings.
Owner:JIANGXI LONGZHENG SCI & TECH DEV

Preparation method of rice and wheat straw active carbon ecological building material for PM2.5 adsorption and radiation prevention

The invention discloses a preparation method of a rice and wheat straw active carbon ecological building material for PM2.5 adsorption and radiation prevention. The preparation method comprises the following steps: 1, uniformly mixing raw materials; 2, weighing the raw materials; 3, hotly pressing a blank; 4, post-treating the blank. According to the preparation method, rice and wheat straws are utilized for making active carbon powder, so that the pollution of the rice and wheat straws on the environment is alleviated, the utilization rate of the rice and wheat straws is increased, and a preparation process for the active carbon ecological building material is simplified; the prepared active carbon ecological building material is firm and unlikely to be damaged, has relatively high adsorption property, can effectively adsorb PM2.5 particles, and has very high radiation-proof performance; the ecological building material can be applied to numerous fields of decorative materials, building materials, artware materials, wastewater treatment materials, air purification materials and the like.
Owner:JIANGSU JINMAISUI NEW ENERGY TECH

Conductive core-sheath compound fibre and preparation method thereof

The invention relates to a conductive core-sheath compound fibre and a preparation method thereof, in particular to a conductive core-sheath compound fibre of which the sheath layer component is metal or metal alloy and the core layer component is thermoplastic high polymer, and a preparation method thereof, wherein the weight ratio of the sheath layer component of the compound fibre to the core layer component is 10 / 90-30 / 70; and the metal of the sheath layer is selected from indium, tin, bismuth or cadmium. As the sheath layer of the compound fibre in the invention uses metal or metal alloy, the antistatic property, conductivity and radiation-proof property of the fibre can be greatly increased, and the fibre can be used in various industries with high antistatic and radiation-proof demands. The thermoplastic high polymer of the core layer of the compound fibre has good spinnability; and the metal or metal alloy of the sheath layer can maintain good antistatic property, conductivityand radiation-proof property for a long time.
Owner:CHINESE TEXTILE ACAD

Thin dry powder fire-resistant coating for steel structure

The invention discloses a thin dry powder fire-resistant coating for a steel structure. The fire-resistant coating is prepared from, by weight, white cement, titanium dioxide, calcined kaolin, calcium carbonate, polydimethylsiloxane, polymer-modified oxidized graphene, sulfonated polybenzimidazole-modified meso-porous silicon, KH-560 and aeolian sand. The thin dry powder fire-resistant coating for the steel structure has the advantages that the fire resistance is excellent, the adhesive force is high, the wear resistance is good, the weather resistance, the water resistance and the radiation resistance are good, a surface layer of the coating is smooth and fine, and greenness and environmental friendliness are achieved.
Owner:楚雄佑琳生科技有限公司

Leadless X-ray protection plate and preparation method thereof

The invention discloses a leadless X-ray protection plate, which is prepared from the following materials in parts by weight: 40-50 parts of barium sulfate, 30-45 parts of barium-containing sulphoaluminate cement, 16-18 parts of reinforced fiber, 5-10 parts of mica powder, 2-5 parts of alumina powder, 2-5 parts of titanium pigment, 2-3 parts of zinc oxide and 2-5 parts of adhesive. The invention also discloses a preparation method of the leadless X-ray protection plate, which enhances the strength of the protection plate and improves the performance of the protection plate. The protection plate enhances the protection effect, is light in specific gravity, and simultaneously improves the performance of the protection plate, such as service life, strength and the like.
Owner:山东平安环境科技有限公司

Anti-radiation heat insulation plate and preparation method thereof

The invention provides concrete anti-radiation coarse aggregate, an anti-radiation heat insulation plate comprising the aggregate and a preparation method of the anti-radiation heat insulation plate.The method comprises the steps of preparing the concrete anti-radiation coarse aggregate from serpentine acid-leaching slag, red mud and barite powder, and then preparing the anti-radiation heat insulation plate in a four-layer structure. The heat insulation plate has performance such as heat insulation, sound insulation, flame retardance and light weight.
Owner:上海万骊家居有限公司

Tea drink with anti-radiation effect

ActiveCN103478327AEnhance immune function in the bodyRadiation protection effect is remarkablePre-extraction tea treatmentSingle effectSucrose
The invention discloses tea drink with an anti-radiation effect and a preparation method thereof. The tea drink is prepared from the following preparation raw materials in parts by weight: 2-5 parts of alga, 5-10 parts of kelp, 20-30 parts of green tea, 10-20 parts of coix seed, 15-40 parts of spina date seed, 4-8 parts of Chinese magnoliavine fruit, 10-15 parts of dahurian rose fruit, 5-8 parts of liquoric root, 10-20 parts of vitamin C, 6-9 parts of vitamin E and 10-30 parts of sucrose. The materials selected for preparing the tea drink are special, i.e., the green tea and the traditional Chinese medicines can eliminate the free radicals in the body, enhance the immune function in the body and delay the aging, and the kelp and the alga can discharge radioactive substances in the body and have the function of treating both symptoms and root causes; the tea drink has an obvious effect through the compatibility of the raw materials and overcomes the defect of single effect of the conventional health-care tea.
Owner:广西昌弘药业股份有限公司

Preparation method of core-shell cationic acrylic resin

The invention discloses a preparation method of a core-shell cationic acrylic resin emulsion. The preparation method comprises adding a cationic complex emulsifier and deionized water into a reaction container, uniformly stirring the mixture, heating the mixture to 70-75 DEG C, adding a core pre-emulsion into the mixture, heating the mixture to 80-83 DEG C after 10-20min, adding an initiator aqueous solution into the mixture, carrying out a reaction process for 10-20min to obtain a seed emulsion, heating the seed emulsion to 83-86 DEG C, adding the core pre-emulsion and initiator aqueous solution into the seed emulsion drop by drop in 1-2h, carrying out thermal insulation for 0. 5-1.5h, adding the core pre-emulsion and initiator aqueous solution into the mixture drop by drop in 2-2.5h, carrying out thermal insulation for 0. 5-1.5h, cooling the reaction product to 35-40 DEG C, adding an ADH solution into the product, stirring the mixture for 20-40min, and filtering and discharging the desired product. The preparation method has the advantages of simple process and operation, and no use of post-elimination and neutralization processes. Through introduction of a crosslinking monomer, polymer molecules undergo a functional group reaction to be crosslinked and cured and to form a network structure so that polymer cohesion is improved. After film formation, the film resistance to a solvent is further improved.
Owner:邵阳华升建材有限公司

Composite rubber hose for conveying LPG, LNG and strongly corrosive chemical solvent and preparation method thereof

The invention discloses a composite rubber hose for conveying LPG, LNG and strongly corrosive chemical solvent and a preparation method thereof. Low density polyethylene, ultra-high molecular weight polyethylene and macromolecule cross-linked polyethylene serve as raw materials; after scientific compound and vulcanization of a rubber hose, a chemical substance with a good adhesive property is obtained for preparing a liner film; meanwhile, corona treatment is carried out on the bonding face of the liner film and the bonding face of the rubber hose, and fiberglass reinforcing fiber with radiation protection performance is compounded on the surface layer; therefore, the surface layer of the rubber hose has good radiation protection performance, hidden danger of conveying pipelines caused by ionizing radiation is avoided, and finally the composite rubber hose which has the firmly bonded liner film, and is high in radiation protection and capable of conveying LPG, LNG and strongly corrosive chemical solvents is prepared, the hose can absorb as much as 97.5% to 99.5% of X-rays, gamma-rays and various neutrons in nuclear radiation, and the adhesive force (N / 25mm) between the liner film and a rubber layer reaches 160-180.
Owner:河北泽邦塑胶科技有限公司

An epoxy resin based radiation protection material

The invention provides an epoxy resin based radiation protection material and specifically relates to a radiation protection material with rare earth oxide and lead oxide as anti-radiation filler and epoxy resin as the base material. The epoxy resin based radiation protection material comprises the following raw materials, in parts by mass: 100 parts of epoxy resin E-51, 50-100 parts of a polyamide curing agent, 10-60 parts of rare earth oxide, 10-60 parts of lead oxide, and 0.2-2 parts of a coupling agent. Under the combined effect of the rare earth oxide and the lead oxide, the radiation protection material has greater radiation protection capability and can be applied in radiation medicine.
Owner:TIANJIN YUHUI MACHINERY PROCESSING

Preparation method of anti-radiation heat insulation coating

The invention provides a preparation method of an anti-radiation heat insulation coating. According to the method, bi-layer thin film micro-sheets are prepared from nano-barium titanate and boron nitride nano-sheets, the nano-barium titanate and the boron nitride nano-sheets are arranged in the coating in an orientated manner as the proportion of the nano-barium titanate to the boron nitride nano-sheets is different, radiation resistance, water resistance, corrosion resistance and abrasion resistance are improved, the surface of the coating is bright and clean, not easily stained, easily cleaned and high-end. A sheet nano-barium titanate structure with the size can reflect thermal infrared rays ranging from 5 micrometers to 25 micrometers, and the heat insulation performance of the coating is improved.
Owner:淮南市精兴生物科技股份有限公司

Anti-aging corrosion-proof polyimide coating material

The invention discloses an anti-aging corrosion-proof polyimide coating material, and belongs to the technical field of coating materials. The coating material comprises the following materials in parts by weight: 10 to 50 parts of polyimide, 3 to 10 parts of nanometer silicon, 10 to 20 parts of polysiloxane, 3 to 10 parts of solvent, 2 to 8 parts of fire retardant, 1 to 5 parts of puntia extract and 5 to 10 parts of crofton weed extract. By adding the nanometer silicon, the abrasion resistance of the coating material is improved; and the aging of the coating material after being used for a long time is prevented. By adding the polysiloxane, the thermal insulation of the coating material is improved. By adding the fire retardant, the fire resistance of the coating material is improved. By adding the puntia extract, the radiation resistance of the coating material is further improved; and the anti-fouling performance of the coating material is improved. With the application of the crofton weed extract, a harmful weed utilization way is developed; and the anti-fouling performance of the coating material is enhanced.
Owner:JIANGSU YABAO INSULATION MATERIAL

Radiation-proof clothes

The invention provides radiation-proof clothes. The radiation-proof clothes comprise a coat, trousers and a hat. A zipper is arranged in the middle of the coat. A first protection layer is arranged on one side of the zipper, a second protection layer is arranged on the other side of the zipper, and an adjusting band is arranged on the inner side of the coat. The coat, the trousers, the hat, the first protection layer and the second protection layer are all of three-layer structures. Each three-layer structure is composed of a heavy metal radiation-proof layer, a carrier layer and a silver fiber layer from outside to inside, and the carrier layers are made of polystyrene, and the thickness of the carrier layers ranges from 2mm to 5mm. The three structure layers at the sewing forming position of the coat, the sewing forming position of the trousers and the sewing forming position of the hat are different in length. The coat, the trousers and the hat are welded and sewn through ultrasound of the carrier layers, the structure and the sewing mode of the joint between the coat and the trousers and the structure and the sewing mode of the joint between the coat and the hat are the same as the structure and the sewing mode of the sewing forming position of the coat, and the coat, the trousers and the hat are of an integrated structure after being sewn. According to the scheme, the radiation-proof clothes do not contain lead meal, the whole is of the integrated structure, and the radiation-proof effect is good.
Owner:滨州医学院附属医院

Composite particle material and radiant panel for shielding neutron gamma radiation by high strength

The invention discloses a composite particle material and a radiant panel for shielding neutron gamma radiation by high strength, and relates to the technical field of radiation-shielding plates. Thecomposite particle material comprises, by mass, 26-33% of high-density polyethylene, 2.2-2.7% of polyvinyl alcohol, 10-12% of lead sand, 2.9-4.0% of boron carbide powder, 1.2-1.5% of polyethylene wax,1.7-2.3% of coupling agents, 0.6-1.2% of colemanite, 1.1-1.4% of aluminum hydroxide, 1.0-1.2% of carbon fibers, 2.1-2.3% of 2, 6-butylated hydroxytoluene, 0.6-1.1% of oleamide, 0.6-0.9% of powdered aluminum and the balance samarium powder and tungsten powder.
Owner:镇江奥特氟科技有限公司

Wall paint with radiation protection and corrosion resistance

The invention relates to the technical field of building paint, in particular to wall paint with radiation protection and corrosion resistance. The wall paint comprises the following ingredients: water-based polyurethane-acrylate emulsion, organic silicon resin, titanium dioxide, enveloped metal micropowder, graphene, a pigment, a wetting dispersing agent, a silane coupling agent, an isocyanate curing agent, dimethythiotoluene diamine, a defoaming agent, a film formation assistant and an ultraviolet absorber. The wetting dispersing agent is an ammonium polyacrylate dispersing agent or a polyhydroxy acid ammonium dispersing agent; the defoaming agent is an organosilicon defoaming agent; the film formation assistant is texanol; and the ultraviolet absorber is phenyl salicylate or 2-hydroxyl-4-methoxy benzophenone. The paint has relatively excellent radiation protection performance and very excellent corrosion resistance and water resistance.
Owner:合肥展游软件开发有限公司

Preparation of superefficient carbon fiber electromagnetic shielding paper

The invention discloses preparation of superefficient carbon fiber electromagnetic shielding paper and belongs to the field of special paper. According to the method, complementary advantages of two fibers, namely carbon fibers and metallic conductive fibers, are innovatively utilized, the defect that the previous single carbon fiber paper-based material is insufficient in toughness is changed, and physical properties and conductivity of the carbon fiber electromagnetic shielding paper are optimized, thereby guaranteeing that the finished paper has good and higher shielding effectiveness and also has good mechanical properties and flexibility; meanwhile, the superefficient carbon fiber electromagnetic shielding paper is wider in applicability and easy to use and has higher conductivity, higher electromagnetic shielding property, better heat resistance and better air permeability, all the indexes are effectively controlled, and the superefficient carbon fiber electromagnetic shielding paper can be cut at will and used.
Owner:JIANGNAN UNIV

Manufacturing method of screen cloth for bedding articles

The invention relates to a manufacturing method of screen cloth for bedding articles. The manufacturing method comprises the following steps: I, preparing a spinning modifying agent for the bedding articles; II, preparing a spinning oil agent for the bedding articles; III, preparing spinning polyester functional master batch for the bedding articles; IV, preparing multi-performance polyester polyester monofilaments for the bedding articles; V, preparing the screen cloth for the bedding articles. The prepared screen cloth has a good bacteriostatic anti-radiation healthcare effect.
Owner:FUJIAN JINJIANG HUAYU WEAVING

Skin anti-ageing composition

The invention relates to a skin anti-ageing composition, in particular to a skin care product containing kinds of biological factors, and belongs to the fields of cosmetics and biotechnologies. Every10 ml of composition is composed of, by content, 5-40 mg of transparent hyaluronic acid, 50-400 mg of hydrolyzed collagen, 1-5 ml of mesenchymal stem cell secretion, 1-5 ng of EGF, 1-8 ng of b-FGF1 and 10 ml of sufficiently-supplemented purified water. The skin anti-ageing composition has the advantages that a formula is safe and effective, there are no allergic substances and preservative, ageingresistance and wrinkle removal are effective, the premature ageing of the skin is improved greatly, meanwhile, it is avoided that nutrition excess makes the skin burdened, and new skin problems appear, and the skin anti-ageing composition is particularly suitable for allergic skin.
Owner:灏灵赛奥(天津)生物科技有限公司

Ultrathin dry powder steel structure fireproof paint

The invention discloses an ultrathin dry powder steel structure fireproof paint. The fireproof paint comprises the following components in proportion by weight: white cement, diatomite, calcined kaolin, hydrophilic silica, polyoxyethylene polyoxypropanolamine ether, polymer-modified oxidized graphene, sulfonated polybenzimidazole modified mesoporous silica, KH-560 and aeolian sand. The ultrathin dry powder steel structure fireproof paint has the advantages of excellent flame resistance, strong bonding strength, good wear resistance, excellent weatherability and water resistance, good ray proof performance, smooth and fine surface layer of the paint, and environmental protection.
Owner:JIANGXI LONGZHENG SCI & TECH DEV

Thin-layer steel structure fireproof radiation-resistant paint

The invention discloses a thin-layer steel structure fireproof radiation-resistant paint which comprises a base emulsion, a filler, deionized water, aids, bis amino polyethyleneglycol modified hyperbranched polypyrrone, amino-terminated sulfonated polyimide, KH-560 and graphene oxide. The thin-layer steel structure fireproof radiation-resistant paint has the advantages of high adhesive force, high hardness, favorable fireproofness, favorable scratch resistance, excellent weather resistance, excellent water resistance, favorable radiation resistance, smooth and fine paint surface layer, obviously improved decorativeness, low hazard for the human body during preparation, small environmental pollution and the like.
Owner:楚雄佑琳生科技有限公司

Multifunctional fabric and preparation method thereof

InactiveCN108638592AComfortable and durable inner layerAntibacterialWeft knittingFibre treatmentYarnGlass fiber
The present invention provides a multifunctional fabric comprising a base fabric, the upper surface of the base fabric is provided with an antibacterial layer, the antibacterial layer comprises silverfiber; an antistatic layer is arranged on the antibacterial layer, and the antistatic layer comprises conductive fiber, cotton fiber, and glass fiber; the antistatic layer is internally provided witha radiation prevention layer, and the radiation protection layer comprises a surface radiation protection layer disposed laterally on the upper surface of the antistatic layer and an inner radiationprotection layer longitudinally inserted into the antistatic layer, the radiation protection layer comprises a radiation protection unit, the radiation protection unit comprises stainless steel metalfiber as a core yarn, polyester fiber winding the stainless steel metal fiber in a Z-direction, and the cotton fiber winding outside the polyester fiber and the stainless steel metal fiber. The multifunctional fabric combines the characteristics of each fiber, and the multifunctional fabric has radiation protection, antistatic, abrasion resistant and antibacterial effects.
Owner:嘉兴卡秋莎服装股份有限公司

Sun block composition and cosmetic prepared from same

The invention relates to the field of sun block, in particular to a sun block composition and a cosmetic prepared from the same. The sun block composition is mainly prepared by mixing, by weight, 5-20 parts of hydrogenated olive oil, 5-20 parts of olive fruit oil, 5-20 parts of olive oil unsaponifiable matter, 5-10 parts of methoxy cinnamic acid ethylhexyl acrylate, 5-25 parts of titanium dioxide and 5-25 parts of zinc oxide. The invention further provides the cosmetic prepared from the sun block composition. According to the sun block composition, hydrogenated olive oil, olive fruit oil, olive oil unsaponifiable matter, methoxy cinnamic acid ethylhexyl acrylate, titanium dioxide and zinc oxide in the specific content are used in cooperation, all the raw materials are in synergic cooperation, and a good radiation protection effect is achieved; besides, the sun block composition is good in compatibility, high in skin-touch, mild in action to the skin, safe, free of irritation, especially suitable for Asians and wide in market prospect.
Owner:普尔泛特(北京)化妆品有限公司

High-temperature-resistant anticracking concrete and preparation method thereof

The invention discloses high-temperature-resistant anticracking concrete and a preparation method thereof. The preparation method comprises the following steps: firstly, adsorbing aerogel on the roughsurfaces of glass beads, and coating with a modified polypropylene layer to obtain modified beads; preparing porous ceramic balls by using sepiolite and other natural wastes as raw materials, and grafting epoxy groups outside the porous ceramic balls to obtain modified ceramic balls; using modified rubber as an adhesive material, combining the modified ceramic balls and the modified beads to prepare modified rubber strips, and mixing the modified rubber strips, cement and other substances together to prepare the concrete. The prepared concrete sample is good in high and low temperature resistance, excellent in flame retardance, high in hydrophobicity and not prone to breakage, has certain noise reduction and radiation protection capacity and has high practicability.
Owner:胡昀飞

Flame-retardant high-property PC/ABS alloy and preparation method thereof

The invention relates to a flame-retardant high-property PC / ABS alloy. The alloy comprises the following components in parts by mass: 60-80 parts of polycarbonate, 20-30 parts of an acrylonitrile-butadiene-styrene copolymer, 30-40 parts of ABS / PP grafted maleic anhydride, 0.3-0.8 part of an anti-drip agent, 0.3-0.5 part of an antioxidant, 2-7 parts of a toughening agent, 0.1-0.5 part of a lubricant, 1-7 parts of an anti-stress cracking agent, 0.5-3 parts of a flowing agent, 10-20 parts of a macromolecule conductive polyaniline derivative, 2-7 parts of an anti-aging agent, 2-7 parts of nano boron carbide, 3-10 parts of a liquid flame retardant and 2-7 parts of a solid flame retardant. As the liquid flame retardant and the solid flame retardant are simultaneously used in the raw materials of the alloy provided by the invention, the alloy is very good in flame retardant effect, the flame retardant effect can be up to UL94-V0 grade, not only is dust prevented from combustion, but also the situation that the raw materials are volatilized as the reaction temperature is increased in the production process can be also avoided, and thus the raw materials are saved.
Owner:天津思迈德高分子科技股份有限公司

To-be-detected sample sending box for genetic samples

The invention relates to the technical field of medical equipment, in particular to a to-be-detected sample sending box for genetic samples. The to-be-detected sample sending box for the genetic samples comprises a box body, a shell and a handle; the handle is arranged on the top of the box body, and is connected with the box body through bolts; an anti-slip pad is arranged at the bottom of the box body, and is fixedly connected with the box body; a shock absorbing box is arranged in the shell, and is connected with the shell in a sliding manner; a bottom plate is arranged on one side of a middle barrel, and is fixedly connected with the middle barrel; and a partition plate is arranged on one side of the bottom plate, and is fixedly connected with the bottom plate. According to the to-be-detected sample sending box for the genetic samples, due to the structural improvement, the beneficial effects that the structure is simple, a sampling pipe can be stored and taken out quite conveniently, the shock absorbing effect is good, the heat preserving and radiation preventing effect is good, and samples of blood and other body fluid can be effectively distinguished are achieved, and therefore the problems of an existing device are effectively solved.
Owner:TIANJIN FUDE XINTAI BIOTECH CO LTD

Leadless anti-radiation material and preparation method thereof

The invention provides a leadless anti-radiation material and a preparation method thereof. The preparation method comprises: mixing and stirring methacrylic acid and deionized water at first; adding nano gadolinium oxide and nano samarium oxide; performing heating and stirring until the solution is clarified; performing filtration; performing reduced pressure distillation on the filtrate to remove water; then performing cooling in a refrigerator; performing suction filtration, and then drying filter residues to obtain a product; mixing the product with methyl methacrylate, azobisisobutyronitrile, azobisisoheptonitrile, dibutyl phthalate, diisopropyl peroxy dicarbonate, bismuth oxide, stearic acid, propylene glycol, hydroxyethyl methylacrylate, styrene and anhydrous ethanol; putting the mixture into an oil bath pan for heating reaction; performing filtration to remove insoluble substances and the like; cooling liquid to room temperature; pouring the liquid into a mold; standing the liquid in a drying oven; then performing heating and heat preservation; and performing cooling to obtain the leadless anti-radiation material. The leadless anti-radiation material provided by the invention is transparent and attractive in appearance, is strong in solvent resistance, and has a very high light transmittance at the same time, and most importantly, the leadless anti-radiation material can effectively absorb X rays and is high in radiation resistance.
Owner:陈昌

Ocean precipitation process for improving radiation protection performance of metal and iron-based mixture

The invention discloses an ocean precipitation process for improving radiation protection performance of metal and an iron-based mixture. An iron base is used as a matrix to bear the deep sea static pressure, so that the physical property is changed. A non-crystal protective film has stable property to protect the iron base from corrosion and is used for adsorbing polynuclear metal. At a predetermined temperature, the protective film softens, so that the modified iron base and the polynuclear metal are stored. The iron base and the polynuclear are mixed to obtain a metal fiber. According to parts by weight, the iron-based mixture comprises iron, germanium, tin, lead and nickel in proportion of 1: 1.8-2.1: 0.8-1.3: 1.2-1.5; and the density of the mixture is not less than 8.1g / cm3. The iron-based mixture provided by the invention contains a plurality of metals and has favorable electric conductivity and ferromagnetic property, so that the protection to the electromagnetic radiation is improved.
Owner:NANCHANG JOYNCLEON CLOTHING

Multifunctional ray radiation protection device

The invention relates to the technical field of ray radiation protection, in particular to a multifunctional ray radiation protection device. The multifunctional radiation protection device comprisesa radiation protection bin and a detection bed, the anti-radiation bin comprises a top plate and a bottom plate which are made of anti-radiation materials. Four corners of the lower end surface of thetop plate are connected with four corners of the upper end surface of the bottom plate through first telescopic rods; an anti-radiation organ plate is arranged between the left / right end of the lowerend surface of the top plate and the left / right end of the upper end surface of the bottom plate; wherein a rectangular opening is formed in the top plate, anti-radiation telescopic plates are embedded in the opening of the top plate in a front-back symmetrical mode, a longitudinally-arranged rectangular anti-radiation telescopic cover is fixed between the front anti-radiation telescopic plate and the rear anti-radiation telescopic plate, the bottom plate comprises a left bottom plate body and a right bottom plate body which are symmetrically arranged, and a detection bed is installed betweenthe right end face of the left bottom plate body and the right bottom plate body. The radioactivity examination device can flexibly perform radioactivity examination on a plurality of parts of the body, and can perform radiation protection on the human body in the radioactivity examination process.
Owner:袁国玉
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