42results about How to "Guaranteed color stability" patented technology

The present invention discloses one kind of continuous long fiber reinforced composite nylon / polyolefin material and its preparation process. The composite material is prepared through mixing continuous long fiber reinforced composite polyolefin resin agglomerate with high fiber content and nylon resin, and the continuous long fiber reinforced composite polyolefin resin agglomerate is prepared with continuous long fiber in 30-80 wt% and composite polyolefin resin in 20-70 wt%. The continuous long fiber reinforced composite nylon / polyolefin material of the present invention has excellent mechanical performance compared with available technology.

The invention discloses a long-fiber strengthened polypropylene / nylon composite and the preparation method thereof. The composite is produced by mixing 5-95% (weight) of master batch of long-fiber strengthened polypropylene and 5-95% (weight) of polypropylene / nylon ally diluted resin. The long-fiber strengthened polypropylene / nylon composite of the invention has the advantages of excellent physic performance, color stability and manufacturing and processing stability, etc. At the same time, the invention has the advantages of simple control and low cost, etc.

The invention provides a white organic electroluminescent device and a manufacturing method thereof. The white organic electroluminescent device comprises a cathode layer, an anode conducting layer and an organic layer which is clamped between the cathode layer and the anode conducting layer, wherein the organic layer comprises a phosphorescent luminous layer and a fluorescent luminous layer; the luminous color of the phosphorescent luminous layer is different from that of the fluorescent luminous layer; and a composite inner connecting layer is arranged between the phosphorescent luminous layer and the fluorescent luminous layer. The manufacturing method of the white organic electroluminescent device comprises the following steps of sequentially forming the anode conducting layer, the organic layer and the cathode layer on a substrate from bottom to top, wherein the organic layer comprises the phosphorescent luminous layer and the fluorescent luminous layer, and the luminous color of the phosphorescent luminous layer is different from that of the fluorescent luminous layer; and forming the composite inner connecting layer between the phosphorescent luminous layer and the fluorescent luminous layer. By adopting the white organic electroluminescent device and the manufacturing method thereof, the illuminating efficiency can be improved and the color stability can be ensured.

The invention belongs to the technical field of simulation light sources, and particularly relates to a solar spectrum and black-body radiation spectrum simulation system based on a quantum dot LED. The system comprises a light source module, a light dimming system, a focusing lens, a light mixer and a light distribution lens group, wherein the light source module comprises K monochromatic light quantum dot LED light sources or ultraviolet LED light sources with different peak wavelengths; the focusing lens converges monochromatic light to the light mixer at the public focal point of the focusing lens, and the light mixer mixes the monochromatic light into simulated sunlight or simulated black-body radiation light within the wavelength of 200-1,200 nm; and finally, the monochromatic light is emergent through the light distribution lens group. According to the solar spectrum and black-body radiation spectrum simulation system, during synthesis of a target spectrum, under an ideal implementation condition, the association coefficient r of synthesized light and the target spectrum within 400-730 nm is greater than 0.99, and the color temperature deviation delta CCT is less than 100 K; and generally, the developing index Ra is greater than 98, the special developing indexes from R1 to R15 are all greater than 96, and the color tolerance difference SDCM is less than 1.

The invention discloses a two-component colorful flexible polysulfide ammonia ester sealant and a preparation method thereof. The sealant consists of a component A and a component B; expressed by weight part, the component A is prepared from 15 to 60 parts of PSU type liquid rubber, 10 to 30 parts of a plasticizer, 10 to 60 parts of a filler, 0.1 to 5 parts of a tackifier, 0.1 to 5 parts of an antiager and 0.1 to 5 parts of a premature vulcanization retarder; the component B is prepared from 10 to 40 parts of a vulcanizing agent, 0.1 to 5 parts of a vulcanization accelerator, 10 to 50 parts of a plasticizer, 1 to 20 parts of a colorant and 10 to 50 parts of a filler; the mass ratio of the component A to the component B is 5 to (15 to 1). The component A and the component B are respectively ground to be pasty and then are mixed uniformly, thus obtaining a product. The product is stable in storage, excellent in physical and mechanical properties, and easy to blend into multiple colors, and the defect of color singleness of an existing flexible sealant is overcome.

The invention relates to a method for storing the color and luster and flavor of Chinese chestnut-lotus root composite ultramicro whole powder with easy gelatinization, and belongs to the field of the food processing of fruits and vegetables. The method comprises the following main processes of: peeling Chinese chestnuts and fresh lotus roots, cutting into slices, and keeping colors by using a composite color fixative prepared from citric acid, ascorbic acid and N-acetylcysteine; freeze-drying by microwave to prepare dried slices; and crushing the dried slices of the Chinese chestnuts and thelotus roots coarsely, mixing, and performing airflow type ultramicro full crushing to prepare the Chinese chestnut-lotus root composite ultramicro whole powder with the easy gelatinization. In the processing process, the change of the color and luster in the drying and crushing processes in the later period can be controlled by color-keeping processing; in the drying process, the change degree ofthe color and luster and flavor in the conventional hot-air drying process is reduced obviously by the microwave freeze-drying technology; and in the crushing process, the loss of excessive heat generated by the mechanical shearing crushing technology on the color and luster and flavor is prevented effectively by the airflow type ultramicro full crushing technology, and the flavor and nutrition of the Chinese chestnuts and the lotus roots can be better mixed by high-pressure air combination in the ultramicro full crushing process.

The invention provides a full-automatic omnibearing rubber roller cleaning device which belongs to the technical field of printing-dyeing machines. The full-automatic omnibearing rubber roller cleaning device comprises a working platform, a rotating motor, a swinging motor capable of moving leftward and rightward, a water spraying device and a drying hole. In the cleaning process, the swinging motor capable of moving leftward and rightward drives the water spraying device and the drying hole to swing leftward and rightward; the rotating motor drives a rubber roller to do circumferential rotation; and the cleaning device and a part to be cleaned move simultaneously to lead the cleaning to be more thoroughly. In the printing process of ceramic tiles, the printing glaze material on the surfaces of the ceramic tiles is easy to enter the rubber roller so as to block mesh holes and further influence the effect of printing products. The traditional rubber roller cleaning equipment only can clean 20% of the residual glaze material in the rubber roller, while the full-automatic omnibearing rubber roller cleaning device can clean the residual glaze material in the rubber roller thoroughly and guarantee the color stability of the printing products. According to the full-automatic omnibearing rubber roller cleaning device, the operation is simple and convenient, the cleaning is thorough, the whole cleaning process is full-automatic, and workers only need to install the rubber roller on a bracket, so that the labor is saved.

The invention belongs to the technical field of diisocyanate production, and particularly relates to a functional color reducing agent, and a method for stabilizing the color number of a diisocyanateproduct. The functional color reducing agent comprises: (a) a hindered amine substance, and (b) a hindered phenol substance and / or an ester substance. The method for stabilizing the color number of the diisocyanate product comprises the following steps: mixing the functional color reducing agent with diisocyanate, carrying out freezing crystallization, and redissolving obtained crystals to obtaina liquid in order to obtain the diisocyanate product with a stable APHA color number. The method can avoid yellow-green salt substances from being generated in the freezing crystallization and redissolving process of the diisocyanate product, achieves the color number stability of the diisocyanate product, and keeps the low color number of the product after freezing crystallization and redissolving.

This invention discloses ivory yellow unfired pottery decoration daily service fine ceramics. The unfired pottery components weight parts is that quartz 22-24 parts, feldspar 11-13 parts, kaolinite powder 9-11 parts, desilting kaolin 13-15 parts, kaolin 4-6 parts, kaolinite 23-25 parts, cohesive soil 4-6 parts, bentonite 1-3 parts, ivory yellow porcelain unfired pottery powder 4-6 parts, ivory yellow cog mud 3-5 parts, vanadium zirconium yellow pigment 0.12-0.65 part. It's forming and burning technique is same to normal high temperature fine ceramics, calcining temperature is 1280-1350 degrees C. Pure iron and titanium compound in natural ceramics material can present porcelain capability and yellow color capability in high temperature. This capability is used in this invention, and yellow, pale yellow and faint yellow color can be made by using synthetic dyestuff and its natural characteristic.

The invention relates to a soaping method for improving the post-treatment effect of fiber dyed by reactive dye. The method includes the following steps that 1, fiber dyed by the reactive dye is obtained; 2, water and a soaping agent are added in the fiber, and heating for soaping, wherein the temperature T1 of soaping is more than 100 DEG C and 110 DEG C when the reactive dye is low direct reactive dye, the temperature T2 of soaping is more than 110 DEG C and 120 DEG C when the reactive dye is middle direct reactive dye, and the temperature T3 of soaping is more than 120 DEG C and 130 DEG C when the reactive dye is high direct reactive dye. The soaping method can effectively remove surface dyeing in the fiber dyed by different kinds of direct reactive dye, the color fastness and color stability of the fiber are improved, meanwhile the number of times of washing in the fiber post-treatment process is reduced, the post-treatment process is shortened, water consumption and energy consumption are reduced, and the post-treatment cost is reduced on the whole.

The invention discloses a production method of 4, 4 '-diaminodiphenyl ether, and relates to the technical field of aromatic nitro compound hydrogenation synthesis. According to the production method of the 4, 4 '-diaminodiphenyl ether, firstly, trace oxygen dissolved in the solvent is discharged by adopting a vacuum-pumping solvent evaporation method, and the problem that residual oxygen in the solvent cannot be replaced by only using nitrogen is solved, so that hydroxylamine benzene and azobenzene oxidation in the nitro hydrogenation process is inhibited, the darkening of the product color is avoided, and the product quality is improved. The impurity amount is increased; secondly, a specific inert poor solvent is adopted for crystallization, on one hand, side reaction of the amino compound and the solvent can be prevented, on the other hand, the inert solvent can crystallize and separate out the product from the reaction solvent, but the reaction impurities are reserved in the solvent, and therefore the purity of the product is improved; in addition, the addition of the reducing agent can prevent extremely trace oxygen free radicals in the solvent and nitrogen from oxidizing amino to influence the product color so as to ensure the color stability of the amino compound.

The invention discloses a flame-retardant polypropylene material as well as a preparation method and application thereof. The flame-retardant polypropylene material is prepared from the following rawmaterials in terms of 100 parts by mass: 72-85 parts of copolymerization polypropylene resin, 8-15 parts of brominated flame retardant-antioxidant 1010 compound, 3-6 parts of antimonic flame retardant, 1-3 parts of titanium dioxide, 0.5-1.2 parts of lubricant, 1-2 parts of antistatic agent, 0.5-1.2 parts of antioxidant and 0.3-1 part of antibacterial agent. The flame-retardant polypropylene has agood antistatic effect, has a surface resistance of 108-109 omegas, is high in glossiness, does not produce flame retardant precipitate, has a flame retardant rating of UL94V-0, and has the advantagesof being capable of inhibiting bacterial growth for a long time, being good in antibacterial effect and the like. The preparation method is simple and efficient, easily guarantees flame retardance and high-brightness white color of the material, and is high in production efficiency.

The invention discloses a composite for color development direct reading rapid detection of malachite green and an application thereof, and belongs to the field of food detection analysis and environmental monitoring. The preparation method ofthe composite comprises the step that (1) a titanium alkoxide solution is prepared; (2) suction filtration is used so that a filter membrane adsorbsthe titanium alkoxide solution in a saturated mode; (3) a potassiumiodate-colloidal silver mixed solution is prepared; and (4) through the sucking filtration, the potassium iodate-colloidal silver solution passes the filter membraneabsorbing the titanium alkoxide solution in the saturated mode prepared in the step (2), a potassium iodate-Ag / nano-titania composite is generated through aone-step sol-gel reaction. According to the composite for color development direct reading rapid detection of malachite green and the application thereof,the potassium iodate-Ag / nano-titania compositeis used as a color developing agent for detecting malachite green in aquatic products or environmental water bodies;by using the potassium iodate-Ag / nano-titania composite as the color developing agent, a good color development substrate is provided, and color development stability is ensured; and time used for color development is greatly shortened while the sensitivity of color development is improved.

The embodiment of the invention provides an image processing method and device and a device for image processing. The method comprises the following steps: acquiring a first texture image corresponding to a first face image and a second texture image corresponding to a second face image; performing fusion processing on the first texture image and the second texture image based on a first dynamic mask to obtain a fused texture image, the first dynamic mask being used for indicating a to-be-fused region in the first face image; and rendering the second face image based on the fused texture image to obtain a target face image. According to the embodiment of the invention, the fusion region of the image can be limited within an effective range, and the face boundary of the preset to-be-fused region is fitted, so that the accuracy of face fusion is improved; and moreover, according to the embodiment of the invention, the color stability and authenticity of the generated target face image can be ensured, and the image quality of the generated target face image is improved.

The invention discloses an engineering plastic formula and an injection molding color matching method thereof. The engineering plastic formula specifically comprises the following components in parts by weight: 35 parts to 95 parts of polymer powder, 0.1 part to 8 parts of a capacity-increasing pre-dispersing agent, 4 parts to 60 parts of polymer particles, and 0.2 part to 5 parts of a functional auxiliary agent and 0 to 20 parts of a powder filler. Through specific formula components, especially the addition of the compatibilization pre-dispersing agent, the injection molding sample preparation matching color are uniform and consistent, and the dispersion is good. According to the injection molding color matching method, accurate weighing and uniform mixing are carried out according to an injection molding color matching formula, then injection molding is carried out on a sample preparation color plate, and the fluctuation range of [delta]L / [delta]a / [delta]b is controlled within 0.5 during sample preparation; meanwhile, the total color difference [delta]E is smaller than 1, the color matching and sample preparation requirements are met; and meanwhile, operation is easy, and the color matching efficiency and accuracy are improved.

The invention discloses a method for juicing lycium ruthenicum. The method comprises the following steps: S1, bubbling and cleaning fresh lycium ruthenicum fruit with a 10%-15% NaCl aqueous solution,and spraying purified water to remove impurities on the surface of the fresh lycium ruthenicum fruit; S2, performing air-drying on the fresh lycium ruthenicum fruit to remove skin moisture, performingfreezing for fresh keeping, conveying the frozen fruit to a crusher to remove fruit pedicel during processing of the lycium ruthenicum juice, and pumping the lycium ruthenicum juice to a pulping machine to separate skin seeds; S3, adding VC to a separated feed liquid for oxidation resistance and color protection; S4, breaking cell walls of lycium ruthenicum juice under the condition of high-pressure homogenization at pressure of 25-30 MPa to crush the cell walls of the lycium ruthenicum juice. A large number of experiments show that under certain acidity, the heating temperature of the lyciumruthenicum juice under the condition of keeping activity is improved, the lycium ruthenicum juice can be effectively sterilized, the shelf life of the lycium ruthenicum juice is prolonged, nutrientsin the lycium ruthenicum juice are ensured, color value stability of the lycium ruthenicum juice and the content of anthocyanin are ensured, and it is verified that the lycium ruthenicum juice can besterilized at 62-65 DEG C.

The invention provides a color-spun polyester-viscose fabric and a production method thereof. Four-time continuous hair grabbing is adopted in hairiness grabbing and shearing, one-time hairiness shearing is realized, integral molding is realized, the production efficiency is improved, relatively large tension force is used in the first-time hairiness grabbing to facilitate quick fuzzing, relatively small tension force is used in the second-time and third-time hairiness grabbing to avoid damaging the fabric surface, grabbed hairiness is denser and more uniform, relatively large tension force isused in the fourth-time hairiness grabbing to comb the grabbed hairiness so as to facilitate subsequent hairiness shearing, hairiness grabbing and shearing are uniform through control of the tensionforce in the four-time hairiness grabbing, the fabric is good in wool-like effect, is fluffy and soft in hand feel and is resistant to fuzzing and pilling, difficult in hair slip, good in water washing appearance, comfortable to wear and excellent in antistatic property, the method is advanced and reasonable in processing flow, the product quality is stable, the method is simple and reliable, is high in production rate, short in period and high in color fixation rate and reduces sewage discharge from the perspective of energy saving and environmental protection, the product quality can be improved, and the fabric is good in quality sense and excellent in market economic benefit.

The invention discloses a color-stabilizing protective glaze, a ceramic tile and a preparation method of the color-stabilizing protective glaze, and the color-stabilizing protective glaze is prepared from the following raw materials in parts by weight: 15-24 parts of calcined soil, 8-17 parts of wollastonite, 10-35 parts of high-temperature frit, 20-30 parts of matte transparent frit and 10-30 parts of low-temperature transparent frit. The matting temperature of the protective glaze is adjusted by adding the calcined soil, the firing temperature is reduced and the firing time is shortened by adding the wollastonite, and meanwhile, the high-temperature frit, the matte transparent frit and the low-temperature transparent frit are introduced in a high proportion, so that the melting firing temperature of the glaze is expanded, the effect deviation of the glaze under different firing systems is small, and the service life of the glaze is prolonged. And the color development stability of the ink-jet ink under different conditions is ensured. The color-stabilizing protective glaze provided by the invention not only can play a role in protecting a decorative pattern layer and prolonging the service life, but also can stabilize the natural color of decorative ink, and the color of a decorative pattern is not influenced by the change of using process parameters, so that the color-stabilizing protective glaze is beneficial to repeated production on line.

The invention discloses a long fiber reinforced polypropylene / nylon composite material and a preparation method thereof. The composite material is formed by blending 5-95% (weight) of long-fiber-reinforced polypropylene resin masterbatch and 5-95% (weight) of polypropylene / nylon alloy diluted resin. The long-fiber reinforced polypropylene / nylon composite material of the invention has the advantages of excellent physical and mechanical properties, color stability of products, stable production and processing, and the like. At the same time, the preparation method of the invention has the advantages of simple control, low cost and the like.

The invention provides a processing method of a blended polar fleece fabric with CDP looped piles as bottom yarns, and belongs to the technical field of textiles. The method comprises the following steps of 1, preparing the blended polar fleece fabric with plain weaves knitted by acrylic fibers and viscose fibers as surface yarns and looped piles knitted by CDP as bottom yarns; 2, carrying out pre-treatment on the blended polar fleece fabric; 3, dyeing the acrylic fibers and CDP fibers; 4, carrying out post-treatment on the dyed acrylic fibers and CDP fibers; 5, dyeing the viscose fibers; and6, carrying out post-treatment on the dyed viscose fibers. The fabric produced by the method has an excellent heather grey effect.

The invention relates to safe and environment-friendly pearlite sand and a preparation method thereof. The pearlite sand comprises the following ingredients in parts by weight: 460-480 parts of colorant and 20-40 parts of quartz sand, wherein the colorant comprises the following ingredients in parts by weight: 390-410 parts of sodium silicate, 45-55 parts of lithium silicate, 2-4 parts of curing agent, 0.5-1.5 parts of metasilicate, 0.5-1.5 parts of concentrated sulfuric acid, 90-110 parts of filler, 380-420 parts of pearl essence, 45-55 parts of film forming assistant and 40-50 parts of water. The pearlite sand is prepared through firstly preparing the colorant, then, mixing the colorant with the quartz sand, and then, carrying out drying and screening. Compared with the prior art, the pearlite sand and the preparation method thereof have the advantages that the quartz sand serves as a basic raw material of the pearlite sand and is colored through the pearl essence, and thus, the surface of the quartz sand can present soft pearly luster; the pearlite sand has the characteristics of high-temperature resistance, lighting resistance, acid / base resistance, water resistance and friction resistance, is environmentally friendly, non-toxic and harmless and can be extensively applicable to coating materials in the fields of automobiles, articles for daily use, buildings and the like instead of natural pearlite sand.

The invention discloses a high temperature resistant halogen-free flame retardant for thermoplastic polyester (TPES) engineering plastics. The halogen-free flame retardant is composed of the following raw materials in mass percentage: 70-100% of dihydroxy alkylphosphinate and 0-30% of nitrogen flame retardant. The high temperature resistant halogen-free flame retardant provided by the invention has the advantages of efficient flame retardance, good processability, excellent mechanical properties, and capability of inhibiting decomposition of a polyester material in the processing course and maintaining color stability of the product. When the halogen-free flame retardant is applied to the glass-fiber reinforced TPES engineering plastics, the flame retardant can reach the flame retardant grade UL94V0 and maintain good mechanical properties, good electrical properties and good color stability, and meanwhile the flame retardant is halogen-free and environmentally-friendly.

The invention discloses a preparation method of juicy peach fruit wine with stable color. The preparation method comprises the following steps: S1, preparing juicy peach pulp; S2, performing high-temperature sterilization on the juicy peach pulp for 30s-120s, quickly cooling the juicy peach pulp to 15 DEG C or below, and feeding the juicy peach pulp into a fermentation tank; S3, simultaneously adding 0.01 ml / L-0. 05ml / L of exogenous pectinase, 2g / L-6g / L of oak chips and 0.2 g / L-0. 6g / L of fining agent into the pulp obtained in the step S2, and treating the pulp for 8h-12h at the temperature of10 DEG C-15 DEG C; s4, filtering the pulp treated in the S3 to obtain filtrate, wherein the filtering pressure is 0.2Mpa to 0.8Mpa, and the turbidity NTU of the filtrate is 100 to 200. Synergistic effects of multiple steps are organically combined, so that the juicy peach fruit wine is light yellow to golden yellow, and the color is stable after the juicy peach fruit wine is bottled; in a whole preparation process, the color stability of the juicy peach fruit wine is ensured through interaction of the steps of passivating enzyme activity at high temperature, resisting oxidation, physically isolating by carbon dioxide or nitrogen, carrying out enzymolysis, adding the fining agent, and clarifying to remove phenolic substances which are easy to brown.

The invention discloses a gynura formosana total flavonoid health-care beverage and a preparation method thereof. The raw materials of the gynura formosana total flavonoid health-care beverage comprise 50-80 parts of gynura formosana extracts, 3-5 parts of haw powder, 5-10 parts of blueberry fruits, 5-10 parts of apples, 1-5 parts of lemons, 10-15 parts of white granulated sugar and 60-100 parts of water. The preparation method comprises the steps of respectively taking the blueberry fruits, the apples and the lemons, squeezing juice, performing filtration, and performing centrifugal separation; uniformly mixing obtained blueberry fruit juice with obtained apple juice, obtained lemon juice, the gynura formosana extracts, the white granulated sugar and the water in proportion, and performing homogenizing; and performing filling and performing sterilizing so as to obtain the product namely the gynura formosana total flavonoid health-care beverage. The gynura formosana total flavonoid health-care beverage provided by the invention is rich in gynura formosana total flavonoids while guaranteeing mouth feel, and has good health-care effects.

The invention discloses a natural plant acne-removing composition containing a radix scutellariae extract and a preparation method thereof, the natural plant acne-removing composition comprises the following components in parts by mass: a component A comprising 1, 3-butanediol, propylene glycol, hydroxyethyl cellulose, methylparaben and allantoin; the component B is deionized water; the component C is prepared from a 5% carbomer dispersion liquid, polysorbate-20 and a yeast polysaccharide extract; the component D comprises nicotinamide, urea, a vitex trifolia fruit extracting solution and a scutellaria baicalensis root extract; the component E comprises glycerol, a sweet tea leaf extracting solution and phenoxyethanol. The acne-removing composition solves the problems of low solubility, easy precipitation, easy illumination and oxidation discoloration of baicalin in acne-removing products, the acne-removing effect is good, and the formed gel has high stability and transparency.

The invention discloses a manufacturing process for a frame picture long in service life. The manufacturing process for the frame picture long in service life comprises the steps that (1) a picture frame is manufactured; (2) a picture is manufactured, wherein (21) needed artwork is printed on the front face of PP synthetic paper with glue; (22) drying is conducted for 5 minutes under the condition of 25 DEG C-30 DEG C, a layer of shadowless glue is smeared on the front face of the PP synthetic paper with glue under the condition without ultraviolet irradiation, and image cross textuye is made to cover the front face of the PP synthetic paper with glue; (23) the image cross textuye is rolled through wheels at 20 DEG C-25 DEG C, and after bubbles between the PP synthetic paper with glue and the image cross textuye are discharged, the PP synthetic paper with glue and the image cross textuye are fixed in clamping plates to be heated; (24) the heated object is put under the condition of ultraviolet irradiation to be solidified, and bonding of the PP synthetic paper with glue and the image cross textuye is completed after solidification; (25) the picture matched with a bottom plate in shape is cut according to the bottom plate; (3) the cut picture is installed in the picture frame. The manufacturing process for the frame picture long in service life has the advantages that the service life is long, the bonding effect is good, and the manufacturing process is simple.

The invention belongs to the technical field of spinning, and particularly relates to a rub-resisting anti-pilling pure wool yarn and a processing technology thereof. The pure wool yarn is a single yarn or a piled yarn spun by a plurality of wool fibers; the wool fibers are superfine wool fibers; the superfine wool fibers are treated through an antibacterial agent and an antistatic agent so as toform an antibacterial wool fiber and an antistatic wool fiber; the pure wool yarn comprises the components in parts by mass: 20 to 50 parts of antibacterial wool fiber, 30 to 40 parts of antistatic wool fiber, and 20 to 40 parts of raw superfine wool fiber; and an organosilicon coating is coated on the surface of the pure wool yarn. The pure wool yarn provided by the invention is rub-resisting andanti-pilling; and a fabric prepared by the wool yarn is attractive and comfortable, and has favorable antibacterial and antistatic performances and good wearability.

The invention relates to the technical field of wall films, in particular to an environment-friendly resin wall film and a production process thereof. The environment-friendly resin wall film is prepared from the following raw materials: 100 parts of PVC (polyvinyl chloride) resin powder, 1.5-1.8 parts of magnesium hydroxide, 40-80 parts of nano calcium, 1-1.4 parts of diethyl hydroxylamine, 3.5-5.0 parts of a compound stabilizer, 5.0-8.5 parts of epoxidized soybean oil, 4.0-5.8 parts of acrylate, 1.2-1.7 parts of acrylonitrile, 1.6-2.8 parts of an antioxidant and 1.5-3.5 parts of an anti-ultraviolet agent. The production process comprises the steps of color matching and burdening, mixing and stirring, high-temperature esterification, extrusion and mold pressing, embossing and film covering, cutting and rolling, bacterial and dirt treatment, and rolling, packaging and warehousing. The environment-friendly resin wall film which has rigidity and physical properties of a resin plate as well as ductility and tortuosity of a resin wall film is prepared by optimizing raw materials and a formula and optimizing production process parameters.

The invention discloses a compound for rapid detection of malachite green by direct-reading color development and its application, belonging to the fields of food detection and analysis and environmental monitoring. The preparation method of the complex comprises: (1) preparing a titanium alkoxide solution; (2) utilizing suction filtration to make the filter membrane saturated to absorb the titanium alkoxide solution; (3) preparing a potassium iodate-colloidal silver mixed solution; (4) Using suction filtration, the potassium iodate-colloidal silver mixed solution is passed through the filter membrane of the saturated adsorption titanium alkoxide solution prepared in step (2), and the one-step sol-gel reaction generates potassium iodate-Ag / nano-titanium dioxide composite. The present invention uses potassium iodate-Ag / nano-titanium dioxide composite as a color developing agent to detect malachite green in aquatic products or environmental water bodies. The present invention uses potassium iodate / Ag@nano-titanium dioxide composite as a color developing agent to provide a good color developing base material to ensure the stability of color development; while the sensitivity of color development is improved, the time used for color development is also greatly improved reduce.