31results about How to "Excellent radiation resistance" patented technology

The invention relates to a 1E-level K1-type shrinkable tube used in a nuclear power station, which comprises the following components by weight: 40 to 60 parts of base resin, 40 to 60 parts of hexyl-propyl rubber, 30 to 60 parts of flame retardant, 5 to 20 parts of antiradiation agent, 4 to 12 parts of antioxidizer, 2 to 5 parts of lubricant, and 3 to 8 parts of color masterbatch. The preparationmethod of the 1E-level K1-type shrinkable tube used in the nuclear power station comprises the following steps of: taking all the components by weight, carrying out mixed granulation by banburying ormixed granulation by a parallel double-screw extruder, then using a single-screw extruder for extrusion to form the tube, and carrying out radiation cross linking of cobalt 60 or electron accelerator50-180KGy to the tube, wherein the tube after the radiation cross linking expands by 2 to 6 times at the temperature of 90 to 150 DEG C. The shrinkable tube reaches and far exceeds the performance requirement of the 1E-level K1-type shrinkable tube used in the nuclear power station. The 1E-level K1-type shrinkable tube used in the nuclear power station has good flame retardant properties, can passV W-1 combustion test; has excellent heat-proof aging property, with the tensile strength and elongation at break of the product far stronger than the performance requirement; and outstanding intenseradiation-resistant function, and can pass AC withstand voltage test.

The invention belongs to the field of cable materials and discloses a radiation resistant cable with an outer layer coated with a radiation resistant material. The radiation resistant material is prepared from 200-220 parts of polyvinyl chloride, 180-190 parts of polypropylene, 60-80 parts of polycarbonate, 60-65 parts of phenolic resin, 50-55 parts of polydimethylsiloxane, 30-40 parts of polyvinylpyrrolidone, 20-25 parts of decabromodiphenylethane, 18-22 parts of stearic acid, 15-18 parts of hydroxyethyl cellulose, 12-13 parts of glass fibre, 8-10 parts of aluminium triphosphate, 6-9 parts of silicon nitride, 4-6 parts of borax, 3-5 parts of sodium succinate and 2-4 parts of silica gel. The prepared radiation resistant material has excellent radiation resistant, inflaming retarding and mechanical properties and can be widely used in nuclear power station and aerospace field.

The invention discloses tea polyphenol cellulose fiber which is composed of, by weight, 5-10% of tea polyphenol and 90-95% of cellulose, wherein the tea polyphenol is grafted on the cellulose through a coupling agent. A preparation method of the tea polyphenol cellulose fiber includes following steps: (1), preparing tea polyphenol pretreatment liquid: preparing a tea polyphenol water solution of 10-20% in mass fraction, adjusting pH value of the tea polyphenol water solution to 4-5, heating the tea polyphenol water solution to 70-80 DEG C, dropwise adding a silane coupling agent, increasing temperature of a system to 100-130 DEG C after dropwise adding is finished, maintaining reaction for 8-10h, adjusting pH value of reaction liquid to 7-8 to obtain the tea polyphenol pretreatment liquid, and cooling to room temperature for standby use; (2), performing viscose grafting treatment: adding the tea polyphenol pretreatment liquid into viscose, sufficiently mixing, entering a ripening intermediate bucket constantly maintained in a stirring state, and maintaining reaction for 30-36h to obtain tea polyphenol pre-grafting viscose; (3), directing spinning, washing and drying the tea polyphenol pre-grafting viscose obtained in the step (2) to obtain the tea polyphenol cellulose fiber.

The invention relates to a thermotolerant corrosion-resistant flexibility-resistant cable belonging to the technical field of special cables and comprising a cable core, a shielding layer and an outer sheath, wherein the shielding layer is arranged outside the cable core, the outer sheath is arranged outside the shielding layer, the cable core comprises a lead, a filler and a wrapping layer, and the lead comprises a conductor and an outer coating layer coated outside the conductor. The thermotolerant corrosion-resistant flexibility-resistant cable is characterized in that the filler is aramid fiber and surrounds the lead; the conductor is formed by stranding nickel-chromium alloy wires or nickel-aluminum alloy wires; the outer coating layer and the wrapping layer are both Teflon; and the outer sheath is irradiation crosslinking fluorubber. The thermotolerant corrosion-resistant flexibility-resistant cable has ideal beading resistance and excellent performances of high-temperature resistance, chemical corrosion resistance and radioactive ray resistance and also has a feature of environmental protection.

The invention discloses a high-strength environment-friendly fiber gypsum board and a preparation method thereof. Iron powder 10‑20 parts, fly ash 10‑20 parts, expanded perlite 8‑16 parts, tourmaline powder 6‑15 parts, glass fiber 10‑20 parts, aluminum silicate fiber 5‑15 parts, tea polyphenol 3 ‑8 parts, 1‑5 parts of adhesive, 4‑10 parts of water glass and 45‑65 parts of water. The invention provides a high-strength environment-friendly fiber gypsum board and a preparation method thereof. The fiber gypsum board has high strength, is not easy to crack, has a low thermal conductivity, and has the function of adjusting the indoor environment. At the same time, the fiber gypsum board has a simple preparation process and is easy to realize. Suitable for industrial production.

The invention discloses an anti-radiation functional beverage. The anti-radiation functional beverage is prepared from following raw material in parts by weight: 19-23 parts of lucid ganoderma, 1-2 parts of astragalus membranaceus, 1-2 parts of rhodiola rosea, 1-2 parts of sea cucumbers, 15-19 parts of lentinus edodes, 14-18 parts of agropyron cristatum, 8-9 parts of black sesames, 3-5 parts of garlic, 14-18 parts of tomatoes, 13-17 parts of cabbages, 18-20 parts of leaf mustards, 14-19 parts of bodinier beauty-berry seeds, 13-15 parts of apples, 10-12 parts of bananas, 5-6 parts of an auxiliary agent and a proper amount of water. Compared with the prior art, the anti-radiation functional beverage prepared by the invention is added with less garlic and other auxiliary components, and the mouth feel of the beverage is not influenced; elements including germanium, selenium and the like in the garlic can inhibit the growth of tumor cells and cancer cells so that the beverage has the effects of life cultivation and health preservation, immunity enhancement, oxidization resistance, fatigue resistance, aging decaying, anti-radiation function and the like after being drunk for long time.

The invention relates to a 1E-level K1-type shrinkable tube used in a nuclear power station, which comprises the following components by weight: 40 to 60 parts of base resin, 40 to 60 parts of ethylene propylene rubber, 30 to 60 parts of flame retardant, 5 to 20 parts of antiradiation agent, 4 to 12 parts of antioxidizer, 2 to 5 parts of lubricant, and 3 to 8 parts of color masterbatch. The preparationmethod of the 1E-level K1-type shrinkable tube used in the nuclear power station comprises the following steps of: taking all the components by weight, carrying out mixed granulation by banburying ormixed granulation by a parallel double-screw extruder, then using a single-screw extruder for extrusion to form the tube, and carrying out radiation cross linking of cobalt 60 or electron accelerator50-180KGy to the tube, wherein the tube after the radiation cross linking expands by 2 to 6 times at the temperature of 90 to 150 DEG C. The shrinkable tube reaches and far exceeds the performance requirement of the 1E-level K1-type shrinkable tube used in the nuclear power station. The 1E-level K1-type shrinkable tube used in the nuclear power station has good flame retardant properties, can pass V W-1 combustion test; has excellent heat-proof aging property, with the tensile strength and elongation at break of the product far stronger than the performance requirement; and outstanding intense radiation-resistant function, and can pass AC withstand voltage test.

The invention discloses a digital television mobile phone mainboard. The digital television mobile phone mainboard comprises a topmost radiation-proof coating, a middle foamed aluminum alloy layer and a downmost base. The base is a double-side glass-fiber board. A weight ratio of the radiation-proof coating to the digital television mobile phone mainboard is in a range of 7-10%. A weight ratio of the foamed aluminum alloy layer to the digital television mobile phone mainboard is in a range of 21-29%. A weight ratio of the base to the digital television mobile phone mainboard is in a range of 63-70%. The digital television mobile phone mainboard has the characteristics of good radiation resistance, shockproof performance and long service life.

The invention relates to a preparation method of an anti-ultraviolet microcapsule finishing agent and belongs to the technical field of sunscreen. The anti-ultraviolet microcapsule finishing agent isprepared from gelatin composite polyvinyl alcohol as a microcapsule wall material, gelatin is a polypeptide molecular mixture with molecular weight reaching tens of thousands to hundreds of thousandsand mainly contains amino acid, gelatin micelle has positive charges below an isoelectric point, the gelatin has excellent hydrophilicity due to a large quantity of hydroxyl on the molecular structure, the gelatin cannot be dissolved in cold water easily, after the gelatin and polyvinyl alcohol are mixed, molecular chains of the polyvinyl alcohol and polypeptide molecules of the gelatin can form astable 3D network structure, the finishing agent has chemical stability and cannot react due to adoption of the gelatin and the polyvinyl alcohol as the wall material and the core material, microcapsules can form a compact film on the surface of fabric, hydrophilic groups of the gelatin can form hydrogen bonds with groups of the fabric, and the washing fastness of the finishing agent can be effectively improved.

The invention relates to a pair of leisure shoes with dual functions and a preparation method of the leisure shoes. The leisure shoes comprise soles and vamps, and each of the soles comprises a wear-resistant and breathable bottom layer, an elastic middle layer and an anti-bacterial upper layer. The preparation method comprises the following steps: 1, soaking the wear-resistant and breathable bottom layer, the elastic middle layer and the anti-bacterial upper layer into glue; 2, carrying out drying under the condition of 60-80 DEG C for 5-10 h; and 3, carrying out shearing to remove redundantparts, and carrying out storage, solidification and cooling. Due to the adoption of the technical scheme, the glass transition temperature of latex in which no samarium oxide is added is -71.6, and the glass transition temperature of latex in which samarium oxide is added is raised and tends to be raised with the increment of the addition amount of samarium oxide. The leisure shoes not only have ahealthcare function, but also have the advantage of anti-radiation function.

The invention relates to a method for preparing ginkgo golden fungus fruit wine by fermenting ginkgo fruit as a substrate. The method is to separately cultivate the yeast-like spores of the golden ear and the host pili bacilli to obtain the seed liquid, and then add the yeast-like spore seed liquid of the golden ear It is mixed with the seed liquid of the host pili bacillus to obtain a fermentation liquid, and then the fermentation liquid is mixed with ginkgo starch substrate and Saccharomyces cerevisiae to ferment to obtain ginkgo golden ear fruit wine. The alcohol content of the prepared ginkgo golden ear fruit wine is greater than 3%, the ginkgo phenolic acid is less than 1ppm, and the hydrocyanic acid is less than 0.1 micrograms per liter. The ginkgo golden ear fruit wine obtained by the method has anti-radiation and health-care effects.

The invention relates to the technical field of health care liquor, and particularly relates to multi-fungus polysaccharide combined mixed liquor and a preparation method thereof. Cordyceps grifola frondosa fungus mixed liquor comprises fungus mixed extracting solution, Chinese herbal medicine extracting solution and liquor; raw materials of the fungus mixed extracting solution at least comprise one of cordyceps and grifola frondosa; fruiting bodies or mycelia of the cordyceps and the grifola frondosa are used as the raw materials; and Chinese herbal medicine adopts a mixture of rhizoma polygonati, radix ophiopogonis, rhizoma polygonati odorati, corni fructus, cynomorii herba and eleutherococcus senticosus. The fungus mixed extracting solution and the Chinese herbal medicine extracting solution are respectively obtained by twice of extraction; then after the fungus mixed extracting solution and the Chinese herbal medicine extracting solution are subjected to mixing preparation with theliquor, a mixture is subjected to standing fermentation; and then after blending, the product is obtained. The product has an excellent health care effect and can effectively promote a utilization rate of the raw materials; the extracting solution can leach various active ingredients in the raw materials; the multi-fungus polysaccharide combined mixed liquor is high in bioavailability, rapid in absorption, and rapid in response; production can be controlled; yield is improved; cost is reduced; and the multi-fungus polysaccharide combined mixed liquor is beneficial to health maintenance of thegeneral public, and can prevent and assist in treating malignant diseases such as tumors and the like.

The invention relates to a high-elasticity anti-radiation nanofiber aerogel material and a preparation method thereof. The method comprises the steps of mixing and stirring tetraethoxysilane, phosphoric acid and water evenly for 1-24 h, then adding titanium dioxide nano powder, continuing stirring for 1-12 h, and conducting ultrasonic treatment to obtain composite hydrolysate; uniformly mixing a polyvinyl alcohol aqueous solution and the composite hydrolysate with water, conducting stirring for 1-12 hours, and then carrying out electrostatic spinning on the precursor solution to obtain a hybrid nanofiber membrane; carrying out heat treatment on the hybrid nanofiber membrane; adding the hybrid nanofiber membrane subjected to heat treatment, tetraethoxysilane, boric acid and aluminum chloride into water, adding a graphene oxide solution, and conducting stirring at a high speed to obtain a homogeneous dispersion liquid; and then sequentially subjecting the homogeneous dispersion liquid to freezing, freeze drying and post-treatment processes, so as to prepare the high-elasticity anti-radiation nanofiber aerogel material. The material prepared by the invention has high elasticity and also has excellent radiation resistance, temperature resistance and high-temperature heat insulation performance.

The invention discloses tea polyphenol grape wine and a preparation method thereof. The tea polyphenol grape wine is mainly prepared from the following raw materials in parts by weight: 100 to 150 parts of fresh grape, 15 to 20 parts of tea, 30 to 60 parts of maltose, and 100 to 200 parts of water. As the effective component tea polyphenol of tea is added into grape wine, the tea polyphenol grapewine has the efficacies of maintaining beauty and keeping young, oxidation resistance and ageing resistance.

The invention relates to a pair of leisure shoes with dual functions and a preparation method of the leisure shoes. The leisure shoes comprise soles and vamps, and each of the soles comprises a wear-resistant and breathable bottom layer, an elastic middle layer and an anti-bacterial upper layer. The preparation method comprises the following steps: 1, soaking the wear-resistant and breathable bottom layer, the elastic middle layer and the anti-bacterial upper layer into glue; 2, carrying out drying under the condition of 60-80 DEG C for 5-10 h; and 3, carrying out shearing to remove redundantparts, and carrying out storage, solidification and cooling. Due to the adoption of the technical scheme, the glass transition temperature of latex in which no samarium oxide is added is -71.6, and the glass transition temperature of latex in which samarium oxide is added is raised and tends to be raised with the increment of the addition amount of samarium oxide. The leisure shoes not only have ahealthcare function, but also have the advantage of anti-radiation function.

The invention discloses a multi-effect regenerated cellulose fiber. The multi-effect regenerated cellulose fiber is mainly prepared from hydroxyl ferrite nano-powder, silver nano-powder, guanidine carbonate, phthalimide, sodium hydroxide and regenerated bamboo cellulose through a viscose spinning process, wherein the hydroxyl ferrite nano-powder and the silver nano-powder are prepared by making nitrate containing metal ions and low-polymer chitosan perform complexing reaction and then making a reactant react with ammonia water or hydrazine hydrate. The prepared multi-effect regenerated cellulose fiber has a good antibacterial effect and a magnetic therapy health-care effect, and a manufactured fabric is soft and comfortable and good in air permeability, does not easily produce static electricity, is resistant to washing and rubbing and is extremely convenient to finish.

The invention discloses a preparation process of a high-purity crystal cremation urn. The preparation process of the high-purity crystal cremation urn comprises the steps that crystal ore is pulverized into crystal sand, and the crystal sand is purified to obtain crystal powder; the crystal powder is sintered into high-purity crystal stone roller; the high-purity crystal stone roller is cut into high-purity crystal plates, the surfaces of high-purity crystal plates are engraved and polished; the four high-purity crystal plates engcarved and polished are welded into a rectangular parallelepipedwhich penetrates up and down, the remaining one is used as a bottom plate, and the other is used as a cremation urn cover; and the selected high-purity crystal plates are subjected to sandblasting and metal spraying; after the treatment is completed, the rectangular parallelepiped and the bottom plate are bonded together to form a cremation urn body with the bottom, and a pattern is engraved on the surface of the cremation urn body, the cremation urn body is covered with the cremation urn cover to form the cremation urn. The preparation process of the high-purity crystal cremation urn has thebeneficial effects that the crystal powder with purity of 99.9998% is adopted as a raw material, and the obtained cremation urn has high hardness, excellent anti-radiation and anti-aging properties and excellent acid and alkali resistance and high-temperature resistance.

The present invention relates to the technical field of healthcare products, and especially relates to an anti-radiation composition and a preparation method thereof. According to the technical scheme of the invention, apple stem cell freeze-dried powders, tea polyphenol and lycopene are compounded to form a composition having the significant anti-radiation effect. Experiments show that, the anti-radiation effect of the composition is significantly superior to the anti-radiation effect of each component of the composition alone. The chromosomal aberration condition of mice testis chromosomes during the multi-radiation process within 30 days shows that, the distortion cell rate of a blank control group is 21.0%, while the distortion cell rate of an experimental group fed with the above composition is reduced to 5.33%. That means, the anti-radiation effect of the composition is significantly superior to the anti-radiation effect of apple stem cells / tea polyphenol / lycopene of the composition alone. The mice micronucleus equipment result during the multi-radiation process within 30 days shows that, the micronucleus rate of the blank control group is 0.2%, while the micronucleus rate of the experimental group fed with the above composition is increased to 1.57%. That means, the anti-radiation effect of the composition is significantly superior to the anti-radiation effect of apple stem cells / tea polyphenol / lycopene of the composition alone.

The invention provides a composition with whitening and radiation resisting effects and an application thereof. The composition comprises the following components in parts by weight: 30-65 parts of poria locos, 6-16 parts of procyanidine, 40-70 parts of almond powder, 15-25 parts of chayote extract, 25-50 parts of dried tangerine or orange peel, 20-45 parts of semen coicis, 8-30 parts of radix puerariae powder, 3-18 parts of astragalus and 5-19 parts of mulberry leaf extract. The composition disclosed by the invention is natural and healthy in contained components, can be used for oral administration or external use, and does not have any toxic or side effect, and the various components are matched with one another and achieve synergistic effects. The composition has a synergistic effect,is capable of effectively resisting radiation while whitening skin, and can fundamentally solve the problems such as dull skin and pigmentation caused by radiation, so that the aim of whitening the skin is achieved.

The invention provides a novel multi-dimensional multifunctional superconducting superlattice large-scale integrated circuit, and belongs to the technical field of integrated circuits. The large-scaleintegrated circuit comprises a substrate, a transition layer and a superconducting superlattice large-scale integrated circuit layer. The transition layer is arranged between the substrate and the superconducting superlattice large-scale integrated circuit layer. The substrate is made of a silicon wafer or a compound semiconductor wafer.

The invention discloses an anti-radiation blank flange. The anti-radiation blank flange comprises a flange ring fixed to the tail end of a pipeline, a solid flange plate body and a seal gasket. Multiple seal groove rings are arranged on the flange ring. The cross sections of the multiple seal groove rings are each in a zigzag shape. Multiple seal protruding rings are arranged on a solid flange. The cross sections of the multiple seal protruding rings are each in a zigzag shape. A comprehensive anti-radiation protection layer is arranged on the outer end face of the solid flange plate body and comprises a first thin lead plate layer bonded on the outer end face of the solid flange plate body, a first polypropylene plate layer bonded on the outer surface of the first thin lead plate layer, a thin zinc plate layer bonded on the outer surface of the first polypropylene plate layer, a second polypropylene plate layer bonded on the outer surface of the thin zinc layer, and a second thin lead plate layer bonded on the outer surface of the second polypropylene plate layer. By means of the manner mentioned above, the anti-radiation blank flange is good in leakproofness. In addition, the anti-radiation blank flange has a good anti-radiation function and meets the blocking requirement of nuclear material pipelines.

The invention discloses an anti-radiation functional beverage. The anti-radiation functional beverage is prepared from following raw material in parts by weight: 19-23 parts of lucid ganoderma, 1-2 parts of astragalus membranaceus, 1-2 parts of rhodiola rosea, 1-2 parts of sea cucumbers, 15-19 parts of lentinus edodes, 14-18 parts of agropyron cristatum, 8-9 parts of black sesames, 3-5 parts of garlic, 14-18 parts of tomatoes, 13-17 parts of cabbages, 18-20 parts of leaf mustards, 14-19 parts of bodinier beauty-berry seeds, 13-15 parts of apples, 10-12 parts of bananas, 5-6 parts of an auxiliary agent and a proper amount of water. Compared with the prior art, the anti-radiation functional beverage prepared by the invention is added with less garlic and other auxiliary components, and the mouth feel of the beverage is not influenced; elements including germanium, selenium and the like in the garlic can inhibit the growth of tumor cells and cancer cells so that the beverage has the effects of life cultivation and health preservation, immunity enhancement, oxidization resistance, fatigue resistance, aging decaying, anti-radiation function and the like after being drunk for long time.

The invention discloses a composite hydraulic oil pipe. The composite hydraulic oil pipe comprises an oil pipe main body, a high-molecular polymer inner core pipe, a dipped vinylon braided layer and anylon braided double layer; and the oil pipe main body internally comprises the high-molecular polymer inner core pipe, the dipped vinylon braided layer, the nylon braided double layer, a stainless steel wire braided layer and a polyamine outer layer pipe. According to the composite hydraulic oil pipe, by braiding the dipped vinylon braided layer on the outside of the high-molecular polymer innercore pipe, the dipped vinylon braided layer is attached to the inner core pipe more closely, then, the nylon braided double layer is braided on the dipped vinylon braided layer, and finally, the stainless steel wire braided layer is pressed on the outside of the nylon braided double layer; and accordingly, through the layer-by-layer progressive braiding mode, the problem that the braided layer isnot compactly braided on the inner core pipe can be effectively solved, the swelling amount of the oil pipe is decreased, the bursting strength of the hydraulic oil pipe can be greatly improved, thewhole structure is compact, and the practicality is high.

The invention discloses traditional Chinese medicine camellia oil soap and a preparation process thereof, and belongs to the field of camellia oil soap. 20 to 26g of coconut oil; 15 to 19.5 g of palm kernel oil; 15 to 19.5 g of grape seed oil; comprising the steps that S1, camellia oil, coconut oil, palm kernel oil, grape seed oil, sweet almond oil, water and alkali are weighed, the weight of the camellia oil accounts for 40-50% of the total weight of oil, and the total weight of the oil is 100-130 g; s2, extracting medicinal oil; s3, preparing a sodium hydroxide solution; s4, mixing the camellia oil, the coconut oil, the palm kernel oil, the grape seed oil and the sweet almond oil with a sodium hydroxide solution. The natural glycerin generated in the saponification reaction is retained by the fragrance, the soap has good effects on skin moistening, moisturizing, wrinkle resistance and the like, and the soap is mild and skin-friendly, has certain bacteriostasis and disinfection functions, and is mellow and lasting in fragrance after being used.

The invention belongs to the technical field of nuclear structure materials and preparation thereof, specifically relates to irradiation-resistant Cu-containing nanocluster reinforced high-strength low-alloy steel and a preparation method thereof and aims to provide high-strength and high-ductility irradiation-resistant Cu-containing nanocluster reinforced high-strength low-alloy steel and a preparation method thereof. The method comprises the following steps of preparing a raw material according to components and the mole percentage; feeding the raw material in a crucible, conducting vacuum pumping, introducing argon and starting smelting; rolling a casting ingot obtained through smelting into a plate with the thickness of 2 mm through different processes; and conducting solid solution and aging treatment and ion irradiation treatment. Through the design of the alloy components, a Cu-rich nanocluster reinforced alloy is separated out through aging treatment. Cu-rich nanoclusters can improve the irradiation performance as irradiation induced defect traps. The irradiation-resistant Cu-containing nanocluster reinforced high-strength low-alloy steel can resist high-dose ion irradiation of more than 50 dpa, has excellent irradiation-resistant performance and has good application prospects in the field of nuclear structure materials, especially steel for pressure vessels.

The present invention discloses a body electromagnetic radiation injuryresistance enhancing solid beverage. The solid beverage comprises the following ingredients in parts by weight: 45-65 partsof milk powder,4-8 partsof instant tea powder,2.5-3.5 parts of sweetener,0.05-0.15 part of flavor, 0.05-0.15 part of carboxymethyl cellulose, 0.05-0.15 part of silica,0.1-0.2 part of ethyl maltol, and 1-3 parts of siebold primrose root and rhizome extract. The providedsolid beverage can improve the body's resistance to electromagnetic radiation.The effect of the solid beverage is related to the preparation method of the siebold primrose root and rhizome extract. In the preparation of the siebold primrose root and rhizome extract, when the weight ratios of the siebold primrose root and rhizomeand licorice roots are 7-9: 1, the anti-radiation function of the solid beverage is optimal.

The invention discloses a composite functional material for building interior, which is composed of two parts: a material main body and a non-woven fabric, and the non-woven fabric and the material main body are stacked alternately layer by layer in a sandwich structure; the material main body is composed of the following parts by weight: Components: 12‑34 parts of modified diatomite, 10‑20 parts of fly ash, 4‑8 parts of calcium hydroxide, 5‑15 parts of chopped carbon fiber, 3‑8 parts of sepiolite wool, starch-based 6-18 parts of porous carbon material, 2-7 parts of expanded perlite, 16-28 parts of modified cellulose airgel, 1-3 parts of modified layered dihydroxy composite hydrotalcite, 12-20 parts of polyvinyl alcohol; The nonwoven fabric is made of hemp fiber and shape-setting phase-change fiber in a mass ratio of 3-4:1. The composite functional material for building interior provided by the invention is light in weight, has excellent functions of fire prevention, heat preservation, sound absorption, moisture resistance, mildew resistance, earthquake resistance and radiation resistance, and is light in weight and good in mechanical properties.

The present invention relates to the technical field of healthcare products, and especially relates to an anti-radiation composition and a preparation method thereof. According to the technical scheme of the invention, apple stem cell freeze-dried powders, tea polyphenol and lycopene are compounded to form a composition having the significant anti-radiation effect. Experiments show that, the anti-radiation effect of the composition is significantly superior to the anti-radiation effect of each component of the composition alone. The chromosomal aberration condition of mice testis chromosomes during the multi-radiation process within 30 days shows that, the distortion cell rate of a blank control group is 21.0%, while the distortion cell rate of an experimental group fed with the above composition is reduced to 5.33%. That means, the anti-radiation effect of the composition is significantly superior to the anti-radiation effect of apple stem cells / tea polyphenol / lycopene of the composition alone. The mice micronucleus equipment result during the multi-radiation process within 30 days shows that, the micronucleus rate of the blank control group is 0.2%, while the micronucleus rate of the experimental group fed with the above composition is increased to 1.57%. That means, the anti-radiation effect of the composition is significantly superior to the anti-radiation effect of apple stem cells / tea polyphenol / lycopene of the composition alone.