216results about How to "Bright color" patented technology

The invention discloses a dyeing fabric flooding washing method capable of reducing pollution from the source, which comprises the following steps: introducing micro-nano bubbles in the washing process after the fabric is dyed, regulating the diameter and proportion of the micro-nano bubbles, and by virtue of the dispersing force and huge specific surface area of the micro-nano bubbles and the impact force generated when the bubbles are broken, finishing the dyeing of the fabric. The washing agent can effectively disperse and remove flooding, suspended solids, greasy dirt and a surfactant on the surface of the fabric, realizes an efficient and energy-saving washing effect under the conditions of no addition of washing assistants and normal temperature, and improves the color fastness of the fabric. The method has the advantages of mild washing conditions, environmental protection, substantial reduction of the COD value of sewage after washing, shortening of the washing time, improvement of the equipment operation efficiency, and substantial energy-saving, time-saving, economic and environmental protection benefits.

The invention belongs to the field of microbial fermentation, and particularly relates to a fermented cranberry juice product prepared from fermented lactobacillus mucilaginosus FUA033 and a preparation method of the fermented cranberry juice product. The cranberry juice is fermented by using the fermentation lactobacillus mucus FUA033 capable of converting ellagic acid to generate urolithin A, the ellagic acid in the cranberry juice is converted into urolithin A with multiple biological activities of relieving muscle decline, resisting inflammation, resisting tumors and the like, the antioxidant activity of the cranberry juice is improved, the nutritional ingredients of the cranberry juice are enriched, and the cranberry juice is rich in nutrition and rich in nutrition. The cranberry juice prepared by the preparation method disclosed by the invention not only contains a plurality of antioxidant components, but also contains urolithin A with rich biological activity, can also provide probiotics such as lactobacillus mucus FUA033 and the like for a human body, and has a good application prospect.

The invention provides an acid and alkali resistant metallic yarn preparation method, which comprises: 1, mixing polyvinylidene fluoride, polyvinylpyrrolidone and a solvent, and carrying out electrostatic spinning to form a PVDF / PVP composite fiber membrane; soaking the PVDF / PVP composite fiber membrane in an aqueous solution, taking out the PVDF / PVP composite fiber membrane after soaking, cleaning and drying to obtain a PVDF fiber membrane with a groove structure; step 2, soaking the PVDF fiber membrane with the groove structure in slurry containing flaky aluminum powder, a cross-linking agent and polyacrylate emulsion, and after soaking is completed, sequentially carrying out rolling and high-temperature drying to obtain a PVDF fiber membrane with an aluminum coating; 3, the PVDF fiber membrane with the aluminum coating is cut into filaments, then a polyester yarn coating layer and a protective coating are sequentially formed on the surface of the PVDF fiber membrane cut into the filaments, and the acid and alkali resistant metallic yarn is obtained. According to the method, the binding strength of the aluminum coating and the fiber membrane is improved, full coating of the aluminum wires is achieved, and the acid and alkali resistance of the metallic yarn fabric in the subsequent dyeing and finishing process is remarkably improved.

The invention discloses an acrylic pigment rod and a manufacturing method thereof. The acrylic pigment rod comprises the following raw materials: 30-60% of a solvent, 3-18% of a water-soluble adhesive, 5-15% of stearic acid, 5-20% of a sodium hydroxide solution, 8-15% of a humectant, 1-3% of a dispersant and 3-10% of a pigment. The water-soluble adhesive contains a water-soluble acrylic resin. The preparation method comprises the following steps: uniformly mixing the pigment, the dispersing agent and part of the humectant, grinding to obtain a color paste, dissolving the water-soluble adhesive in the solvent to obtain an adhesive solution, and putting the stearic acid, the sodium hydroxide solution, the humectant and the color paste into the adhesive solution to obtain a pigment semi-finished product; and pouring the pigment semi-finished product into a pen body mold, and cooling and molding to obtain the acrylic pigment rod. The manufacturing method is simple and reasonable, and the obtained acrylic pigment rod has the advantages that the acrylic pigment rod can be used for smoothly writing and drawing on various base materials, is good in covering power and soluble in water, and enables a picture to have a shading effect; and the market demand is met.

The invention discloses an anti-pilling acrylic fabric and a production method thereof.The production method includes the steps that acrylic fibers and acetate fibers are blended to obtain blended yarn, the blending ratio of the acrylic fibers to the acetate fibers is 50: 50, the spinning count is 50 S, during blending, the specification of the acrylic fibers is 0.8 D * 38 mm, the acetate fibers are 1.2 D * 38 mm cotton-type short fibers, the specification of the acrylic fibers is 0.8 D * 38 mm cotton-type short fibers, the specification of the acetate fibers is 0.8 D * 38 mm cotton-type short fibers is 0.8 D * 38 mm cotton-type short fibers, and the specification of the acrylic fibers is 0.8 D * 38 mm cotton-type short fibers; weaving the blended yarns into a warp satin weave fabric, wherein the warp and weft density is 787 * 374 / 10cm; the fabric is processed through the steps of preparing, spinning, slashing, weaving and finishing and dyeing. According to the invention, the acetate fiber is adopted as a raw material and is blended with the anti-pilling acrylic fiber, so that the acetate fiber has good natural air permeability and quick drying, not only keeps the warm keeping and softness of the acrylic fiber, but also embodies the brilliant color, bright appearance, smooth contact, easy care and wrinkle resistance of the acetate fiber.

The invention provides a planting method of germanium-rich coix seeds. The planting method comprises the following cultivation steps that healthy and full coix seeds are soaked in a seed soaking agent; after seedlings emerge, soaking the seeds in a germanium-containing composite culture solution, and submerging all seeds of coix lacryma-jobi by the composite culture solution; in the early stage of ear spitting and flowering of the pearl barley, a germanium-containing foliar fertilizer aqueous solution is sprayed to the leaf surfaces of the pearl barley. The seed soaking agent comprises a germanium dioxide aqueous solution, a sesbania gum aqueous solution, bacillus velezensis, vitamins and gentiobiose. The germanium-containing composite culture solution is prepared from germanium dioxide, beta-hydroxyethyl germanium sesquioxide and water. According to the coix seeds planted through the method, the germanium element content and the zinc element content are increased, meanwhile, the content of cadmium, chromium, nickel, arsenic and lead elements in the seeds does not exceed the standard, and the coix seeds are rich in germanium and zinc elements, full in seeds and excellent in quality.

The invention relates to the field of preparation of malus micromalus fruit juice, and discloses a preparation process of ultrahigh-pressure organic malus micromalus fruit juice, which comprises the following specific steps: freezing malus micromalus fruit in an environment of-40 DEG C for 24 hours, then unfreezing at room temperature until the malus micromalus fruit is soft and the self-flowing juice does not flow, uniformly mixing 0.75% o of Suzhou nanometer and tap water to prepare a disinfectant, and sterilizing at room temperature for 24 hours to obtain the superhigh-pressure organic malus micromalus fruit juice. A Roots blower is started for low-temperature disinfection, tap water is used for rinsing the raw materials after disinfection, disinfectant on the surfaces of the raw materials is washed away, a hammer crusher is used for crushing the malus micromalus makino, the crushed malus micromalus makino enters a vacuum air bag juicer for cold dipping juicing, the prepared malus micromalus makino juice is subpackaged in PET bottles, and a cold sterilization mode ultrahigh pressure sterilization technology (HPP) is adopted. The ultrahigh-pressure sterilization pressure is 550MPa, and the sterilization time is 8min, and conveying the product into an environment of-40 DEG C for freezing and storing. The prepared malus micromalus fruit juice is clear and transparent, attractive in color and luster and unique in flavor, and the nutritional ingredients, flavor and color and luster of malus micromalus fruits are reserved to the maximum extent.

The invention relates to the technical field of automobile part processing, in particular to a crystal-imitating PVD (Physical Vapor Deposition) preparation process which comprises the following technical processes: selecting raw materials for manufacturing parts, and carrying out injection molding to obtain a semi-finished product; carrying out fine carving processing on the formed semi-finished product of the part; the reverse side of the part product is subjected to first PVD spraying; plating an aluminum film on the surface of the product through PVD sputtering plating; the reverse side of the part product is subjected to second PVD spraying; pVD spraying is conducted on the front face of the part product; quality inspection; and packaging and warehousing finished products. The automobile gear lever shifting button part produced through the technical process has the advantages of being high in transparency, bright in color and luster, full in gloss and clear in corner angle, has the crystal texture in appearance, has the good decoration effect, is resistant to abrasion and scraping and is long in service life.

The invention discloses bio-based antibacterial powder for textile coloring, the bio-based antibacterial powder is a nano colored particle with a core-shell structure, which takes a natural coloring agent as a core and a polymer polymerized by a bio-based antibacterial monomer, a polymer monomer, a silicon modified monomer and a dispersing agent as a shell, and the mass ratio of the core to the shell is 1: (1-3). The invention further discloses a preparation method and application of the bio-based antibacterial powder for textile coloring, the coloring agent and the dispersing agent are used as water phases, the polymeric monomer is used as an oil phase to prepare dispersion liquid of the nano coloring particles, and the bio-based antibacterial powder is prepared by adopting a spray drying method. Compared with a traditional antibacterial agent, the antibacterial powder coating has the advantages of being low in storage and transportation cost, good in durability and excellent in hand feeling and breathability, no other auxiliaries are needed in a system, and the antibacterial powder coating has the advantage of being low in water consumption. The antibacterial powder disclosed by the invention can also be applied to antibacterial finishing of other flexible base materials or rigid base materials, such as MDF plates, automotive interiors and the like.

The invention relates to the technical field of textile printing and dyeing, and discloses a knitted fabric and a dyeing and finishing processing method thereof. The blended yarn is formed by blending polyester fibers and viscose fibers. The mass ratio of the polyester fibers to the viscose fibers is 1: (0.1-10). The knitted fabric is formed by weaving the blended yarn. The mass percent of the blended yarns is greater than or equal to 50%. The blended yarn provided by the invention comprises the polyester fibers and the viscose fibers, and the content ratio of the polyester fibers and the viscose fibers is wide in change range; the blended yarn can be independently used as a raw material or woven into knitted fabric together with spandex / chemical fiber filaments and other raw materials, and the defects that an existing knitted fabric is single in component, the content of the raw materials is strictly limited and the like are overcome. According to the dyeing and finishing processing method of the fabric, the knitted fabric with different components can be treated, the fabric is bright in color, excellent in washing fastness, rubbing fastness and pilling resistance and soft in hand feeling, and the application requirements of the clothing industry can be better met.

The invention discloses a sanitary ceramic and a preparation method thereof, and belongs to the technical field of ceramics, the sanitary ceramic comprises a ceramic body and a glaze layer, the glaze layer is prepared from the following raw materials in parts by weight: 30 to 35 parts of feldspar, 23 to 26 parts of quartz, 10 to 15 parts of calcite, 5 to 8 parts of dolomite, 6 to 9 parts of zirconium silicate, 3 to 6 parts of zinc oxide, 2 to 3 parts of aluminum oxide, 1 to 3 parts of frit, 0.5 to 2 parts of modified silicon carbide whisker and 0.05 to 0.1 part of dispersing aid. The preparation method comprises the following steps: 1, preparing a sanitary ceramic green body; step 2, carrying out ball milling on the frit in advance according to parts by weight, then adding the rest raw materials, mixing, adding water, continuously carrying out ball milling, and then removing iron and sieving to obtain glaze slip; step 3, uniformly spraying the glaze slip on a sanitary ceramic green body to obtain a glazed green body; and step 4, performing glaze firing on the glazed green body to obtain the sanitary ceramic which is smooth and glossy in appearance and has good anti-pollution and antibacterial effects.

The invention provides nutritional and healthy extruded and cured rice suitable for being used in extreme environment areas and a preparation method thereof, and belongs to the technical field of agricultural product processing. The nutritional and healthy extruded and cooked rice is prepared from a rice compound through the steps of mixing, crushing, twin-screw extrusion, cutting and forming, and drying, the rice compound species comprise rice, soybean protein isolate, monoglyceride, highland barley and quinoa; the preparation method comprises the following steps: crushing and uniformly mixing the rice compound, treating the mixed material by adopting a twin-screw extruder, performing rotary cutting, and performing granulation forming to obtain extruded and cured rice; and aging and drying the extruded and cured rice to obtain the product. The extruded and cooked rice prepared by the method is consistent with polished rice in appearance, the cooking time of the cooked rice is remarkably shortened, the cooked rice can be eaten after being soaked in water at the temperature of 20 DEG C, and the gelatinization degree can reach 90% or above; after the product is stored for 120 days, the sensory score is not greatly changed, and the normal-temperature shelf life can reach 720 days.

The embodiment of the invention provides a method for recovering gold from a multi-metal complex acid solution system, and the method comprises the following steps: pretreating a gold-containing complex acid solution, the pH value of the gold-containing complex acid solution is less than or equal to 4.5, and the gold content in the gold-containing complex acid solution ranges from 0.1 mg / L to 20 mg / L; an extraction agent is added into the gold-containing complex acid solution according to the extraction phase ratio O / A of 1: 20-1: 1, raffinate and a gold-loaded organic phase are obtained, and the extraction agent comprises one or more of ketone extraction agents such as methyl isobutyl ketone, dibutyl carbitol, trioctylamine, tribenzylamine and dimethyl sulfide, alcohol extraction agents, amine extraction agents and ether extraction agents; and separating and purifying gold in the gold-loaded organic phase to obtain a target gold product. The method is simple in process, easy to operate and low in cost, the high gold recovery rate can be obtained through primary extraction, efficient comprehensive utilization of gold in the gold smelting slag can be achieved, and environmental pollution is reduced.

The invention discloses a printing process of a brocade-cotton blended camouflage fabric. The production process comprises the following steps: pretreatment, printing, steaming and baking, reduction soaping and color fixation, sizing, tentering and color fixation, preshrinking and the like. The camouflage printed fabric prepared by the process has the advantages of color fastness to light (dark color grade 6 or more and light color grade 5 or more), composite color fastness to light and sweat (grade 4-5), color fastness to dry rubbing (grade 4-5), color fastness to wet rubbing (grade 2.5-4), color fastness to washing (grade 4-5), color fastness to perspiration (grade 4-5) and color fastness to hot pressing (grade 4-5), excellent color fastness and uniform color fixation. Meanwhile, the produced camouflage fabric can control the reflectivity of light rays in a near-infrared light region (760-1200 nm) within a required range, so that the fabric has excellent infrared monitoring prevention performance and camouflage effect. The seven-color camouflage fabric printing is achieved, colors are richer, the camouflage effect is better, and the requirements of military garments are better met.

The invention provides a method for extracting seabuckthorn oil, and belongs to the field of oil processing. The extraction method provided by the invention comprises the following steps: soaking seabuckthorn pomace with water, then stirring evenly, then adding composite enzyme to keep warm, and centrifuging the enzymatic solution; adding 75% ethanol solution to the centrifugal precipitate for heating and reflux extraction, filtering the alcohol extract, combining the filter residue with the centrifugal solution, and then adding n-hexane for extraction, and recovering n-hexane from the extract to obtain crude seabuckthorn oil; adding activated carbon and silica gel powder to the crude seabuckthorn oil in sequence, stirring, placing, and filtering to obtain seabuckthorn oil. The seabuckthorn oil extraction method provided by the invention has a high oil yield, and the obtained seabuckthorn oil has a high content of effective ingredients, a low content of plasticizer and benzopyrene, good quality, and low equipment requirements, and is suitable for large-scale industrial production.

The invention belongs to the technical field of textile ecological coloring, and particularly relates to a preparation method of a Cu2O microsphere structure yarn dyed fabric, which comprises the following steps: preparing a copper source precursor solution; preparing a sodium hydroxide solution; preparing a reducing agent solution; adding a sodium hydroxide solution into the copper source precursor solution to obtain a solution I; adding a reducing agent solution into the solution I to obtain a solution II; carrying out solid-liquid separation on the solution II, and dispersing the obtained Cu2O single crystal balls in absolute ethyl alcohol to obtain a uniformly dispersed Cu2O single crystal ball dispersion liquid; preparing a binder dispersion liquid; the method comprises the following steps: spraying a binder dispersion liquid on the surface of a fabric, and drying for the first time to obtain a pretreated fabric; and spraying a Cu2O single crystal ball dispersion liquid on the surface of the pretreated fabric, and then carrying out secondary drying to obtain the Cu2O microsphere structure yarn dyed fabric. The structural yarn-dyed fabric prepared by the method disclosed by the invention has good antibacterial performance.

The invention relates to the field of aromatherapy, in particular to dried flower color locking aromatherapy and a preparation method thereof. The dried flower color locking aromatherapy comprises the following components in parts by mass: a transparent glass bottle, liquid aromatherapy and dried flowers, the liquid aromatherapy is arranged in the transparent glass bottle, and the dried flowers are soaked in the liquid aromatherapy. The liquid aromatherapy product is prepared from the following components in parts by weight: 50 to 65 parts of dipropylene glycol monomethyl ether, 5 to 8 parts of benzalkonium chloride, 10 to 12 parts of deionized water and 12 to 18 parts of color locking composition, wherein the color locking composition is ethylene glycol stearate, sodium carboxymethyl cellulose and essence. According to the dried flower color locking aromatherapy, the problems of fading and corrosion of dried flowers are solved, the original color and luster of the dried flowers are kept, fading and corrosion of the dried flowers are avoided for a long time, fragrance is kept, and the dried flower color locking aromatherapy has ornamental value and decorative value.

The invention discloses artificial clay formed by crosslinking iridoid and a preparation method of the artificial clay. The artificial clay is prepared by the following method: step A, preparing an artificial clay precursor; step B, adding an iridoid cross-linking agent into the artificial clay precursor to obtain an artificial clay prepolymer; and step C, fully stirring the artificial clay prepolymer for condensation reaction to obtain the artificial clay. The formula of the artificial clay adopts non-toxic environment-friendly materials, does not contain components harmful to a human body, does not contain boron, has no pungent smell, and is healthy, safe and environment-friendly. The prepared artificial clay is excellent in tensile property, can be randomly toned, and is outstanding in molding ability; the artificial clay can be repeatedly used and naturally air-dried, and the air-dried artificial clay is bright in color, ultralight, crack-free and excellent in elasticity, can be stored for more than 3 years for a long time, and can be added with characters for coloring.

The invention provides a fruit growth regulator and bacteriostatic preservative as well as a preparation method and application thereof, and belongs to the technical field of preservation, pomace is taken as a raw material, and pomace microfibrillated cellulose, pectin and seed oil containing phenolic substances are extracted through organic acid treatment, DES reagent auxiliary mechanical treatment, ethanol water treatment and other treatments; then carrying out hydroformylation modification on nano cellulose, grafting chitosan, and compounding with pectin to obtain dialdehyde microfibrillated cellulose-chitosan-pectin composite particles with pH response performance, and taking the dialdehyde microfibrillated cellulose-chitosan-pectin composite particles as a stabilizer of a Pickering emulsion; the green growth regulator solution is used as a continuous phase, the seed oil mixed Chinese herbal medicine extract is used as a dispersion phase, the controlled-release Pickering emulsion with growth regulation and bacteriostasis effects is prepared, the prepared emulsion is sprayed on berries to form a film layer, the growth process of the berries can be regulated, the fruit yield and quality are improved, and the quality of the berries is improved. And antibacterial substances can be slowly released for preservation when berries are picked and stored.

The invention relates to a preparation method of a pixel defining layer, and aims to realize a coloring pattern with low degassing amount and water content on an electrode substrate, so that the color becomes bright, the reliability of a display is improved, and the service life of the display is prolonged. That is, when the outgassing amount of the panel after the post-baking treatment is 15 ppm or more or the water content is 50 ppm or more, the outgassing amount and the water content may be incentive for the reduction of the brightness and the shortening of the service life due to pixel shrinkage, so that in order to contain the coloring agent of the present invention and to minimize the outgassing amount and the water content after the completion of the post-baking treatment process, in the post-baking treatment step, the outgassing amount and the water content after the completion of the post-baking treatment process are reduced. In this way, sufficient heat and time are maintained, and sufficient fume is generated, so that outgas generation and tax content in the panel state are minimized.

The invention relates to the field of marinated fragrant products, and discloses a processing technology of a freshly-fished marinated fragrant product. The processing technology of the freshly-fished marinated fragrant product comprises the following steps: S1, performing quick-boiling treatment on a meat food material to obtain a pretreated meat food material; s2, adding water and a first seasoning according to a weight ratio of 100: (2.5-3) into a marinating pot, heating to 75-85 DEG C, putting the pretreated meat food material and water according to a weight ratio of 100: (55-65) into the marinating pot, heating to 90-100 DEG C, and marinating for 40-50 minutes; and S3, cooling to 80-85 DEG C, adding a second seasoning accounting for 0.15-0.25 wt% of the weight of the water, and marinating for 10-20 minutes to obtain the freshly-fished marinated fragrant product. The first seasoning is a marinating material, and the second seasoning is prepared from xylooligosaccharide, corn oligopeptide and a water-retaining agent. The freshly-fished marinated fragrant product prepared by the processing technology disclosed by the invention is delicious in taste, can keep bright color after being placed for a long time, and is soft, elastic, fresh and tender in meat quality.

The invention relates to the field of consumer goods, in particular to a manufacturing method of a glass device with flower beads and the corresponding glass device. According to the manufacturing method of the glass device with the flower beads, the flower beads with various required patterns can be manufactured according to the preset patterns, and the patterns are wrapped by glass. The manufactured patterns (flowers, plants, animals, starry sky and the like) are bright in color and have a three-dimensional effect, so that the glass is more beautiful, and the durability of the patterns is better.

The invention discloses a glazed artificial stone kerb and a preparation method thereof, and belongs to the technical field of artificial kerbs. The method comprises the following steps that firstly, concrete stone is prepared, concrete is poured into a kerb grinding tool, and the concrete stone is obtained after curing forming; secondly, water milling is conducted, and water milling polishing is conducted on the concrete stone through a water milling device; 3, drying is conducted, specifically, the concrete stone subjected to water milling is dried; and 4, glazing: glazing the surface of the dried concrete stone, and cooling the surface to obtain the kerb. The kerb is simple in preparation material, convenient and fast in preparation method and low in manufacturing cost, the glaze surface of the kerb is bright in color, smooth in surface, transparent, capable of emitting gloss and free of fading after being blown by wind, exposed to the sun and drenched by rain, and the outer surface of the kerb is bright as new.

The invention relates to a monoclonal antibody and test paper for detecting African swine fever virus p72 protein as well as a preparation method and application of the monoclonal antibody and the test paper. The African swine fever virus p72 recombinant protein is used for an immunochromatography detection system marked by quantum dots, and the quantum dots are used for replacing colloidal gold particles to serve as a signal marker; the marker and the African swine fever virus p72 protein are coupled and then coated on the combination pad, and the staphylococcus A protein and the monoclonal antibody of another site corresponding to the conjugate are coated on the nitrocellulose membrane to form a detection line and a control line. The African swine fever virus antibody fluorescence immunochromatography test paper prepared by using the ASFV-p72 recombinant protein as the antigen can accurately and rapidly detect whether the African swine fever virus antibody exists in serum to be detected or not, is short in detection time, strong in specificity and high in sensitivity, greatly reduces the omission ratio, improves the detection accuracy and reduces the detection cost. The kit can be used for ASFV infection diagnosis, quarantine inspection and epidemiological investigation and research, and has good popularization value.

The invention relates to a novel fluorane compound and a preparation method thereof, belongs to the technical field of thermosensitive dyes, and is used for solving at least one of the problems of higher color development temperature, non-bright color after color development, low color density, complex synthesis method, low purity and the like of pink dyes in the prior art. The novel fluorane compound which has a conjugated structure with the parent nucleus is synthesized, the color development temperature of the compound is relatively low, color development can be performed when the temperature reaches about 70 DEG C, the color development capability of the fluorane parent nucleus is enhanced, the fluorane parent nucleus is pink in color development, the color is brighter after color development, and the color density value is higher.

The present invention relates to a polyimide powder and a preparation method therefor. With respect to the polyimide powder and the preparation method therefor, according to the present invention, a preparation process is simplified such that process efficiency can be improved, a polyimide is prepared in the form of a powder so as to facilitate molding thereof, and the polyimide has a low precipitation temperature and a high intrinsic viscosity so as to facilitate processing thereof, and has a uniform particle size so as to have excellent processability.

The invention provides a preparation method of lubricant base oil. The preparation method comprises the steps that Fischer-Tropsch hydrogenated heavy oil is subjected to a hydroisomerization reaction under the action of a hydroisomerization catalyst, a hydroisomerization product is obtained, and the mass content of isoparaffin in the hydroisomerization product is larger than 80%; the hydroisomerization product is subjected to hydrofining under the action of a hydrofining catalyst, a hydrofining product is obtained, and the mass content of isoparaffin in the hydrofining product is larger than 90%; carrying out atmospheric distillation on the hydrofining product to obtain tower top light components, isomerized gasoline, W-TB white oil and atmospheric tower kettle oil; cutting the atmospheric tower kettle oil under reduced pressure to obtain lubricating oil base oil and tower bottom heavy oil, and recycling the tower bottom heavy oil as a raw material of a hydroisomerization reaction. The lubricating oil base oil product prepared by the method is high in quality, low in pour cloud point and transparent in color.

The present application relates to a kind of light and thin embroidery fabric and its preparation method, belong to fabric technical field, the preparation method includes: S1, preparation modified polyurethane emulsion, cotton fiber and polyester fiber are immersed in modified polyurethane emulsion, dry, the cotton fiber and polyester fiber after treatment are obtained, for standby;S2, take the cotton fiber and polyester fiber after treatment, prepare light and thin yarn using the way of Siro compact spinning, plain weave, obtain light and thin base cloth;S3, preparation finishing liquor;S4, light and thin base cloth is soaked in finishing liquor according to bath ratio, take out, lay on the calender roll, roll liquid, take out the fabric, dry, obtain light and thin embroidery fabric.The sulfonic acid group and polyethylene glycol segment introduced in modified polyurethane, cotton fiber and polyester fiber are immersed in modified polyurethane emulsion, microcrystalline cellulose and chitosan are added in finishing liquor, improve the tensile resistance, hydrophilicity and dyeing rate of light and thin embroidery fabric.

The invention provides a textile dye as well as a preparation method and a dyeing method thereof, the preparation method of the textile dye comprises the following specific steps: S1, carrying out superfine grinding on a natural extract until the particle size is 2-10 microns to obtain extract powder; s2, uniformly mixing the extract powder with modified glucan, metal salt grafted cellulose whiskers and polylactic acid microspheres to obtain a material; s3, adding the materials into water, stirring, curing, drying and crushing to obtain the dye. The natural extract powder, the modified glucan, the metal salt grafted cellulose whiskers and the polylactic acid microspheres are compounded, the dye is green, environmentally friendly and safe, the obtained dye is high in stability, has the effects of being high in dye uptake and uniform in dyeing and is high in affinity to textiles, and the obtained dyed textiles are good in color fastness, high in light stability, not prone to fading and good in color fastness. And the method has important popularization and application values.

The invention discloses a method for preparing a plant soaked specimen. According to the hardness and softness of plant texture and the thickness of wax layer, specific penetrants in different ratios are added to a fixing solution for compound use, so that the fixing time at room temperature can be reduced and the fixing effect can be improved. During the fixing process, the specimen is put into a plastic bag, and after fixing, it is soaked in water to remove floating color and washed, so that the integrity of the specimen and the authenticity of the shape can be protected. Preservation solution is selected according to the hardness and softness of plant texture and the color of flowers and fruits, so that the hardness of the specimen can be maintained and the color retention time can be extended, so that the specimen can maintain bright color, strong three-dimensional sense and realistic shape for a long time. The preservation solution is more environmentally friendly and less harmful to human body.