21results about How to "Keep the color" patented technology

The invention relates to the field of tea beverages, in particular to a litsea coreana beverage and a preparation method thereof.The litsea coreana beverage is composed of litsea coreana soup, baking soda, vitamins and water, the sugar degree of the litsea coreana beverage is 0.04-0.17%, and the pH value of the litsea coreana beverage is 5.5-6.5. The problems that an existing hawk tea beverage lacks the characteristic flavor of hawk tea and contains many additives can be solved.

The application discloses a fabric yellowing reagent and a fabric yellowing method, and relates to the technical field of daily chemical products. 5 The fabric yellowing reagent comprises 1-3% of histidine solution and a bacterial suspension with a bacterial concentration of 1*10 5 CFU / mL-9*10 The bacteria are a mixture of one or more of Staphylococcus epidermidis and Micrococcus luteus; the solvent of the histidine solution is normal saline containing 0.15-1% of trypsin peptone; and the solvent of the bacterial suspension is normal saline containing 0.1-0.2% of trypsin soybean peptone liquid culture medium. The fabric yellowing reagent can be used for simulating fabric yellowing, and has good operability, reproducibility and data reliability.

The invention provides a siloxane-based perfluoropolyether anti-discoloration and anti-fingerprint coating and a preparation method thereof. The method comprises the following steps: adding a metal cyanide catalyst into a reaction kettle; adding perfluoroalkylene oxide and perfluoroether glycol into the reaction kettle under the condition of nitrogen, and reacting for a first time at a first temperature to obtain a perfluoropolyether intermediate; and adding a phase transfer catalyst and (3-chloropropyl) triethoxysilane into the perfluoropolyether intermediate under an alkaline condition, reacting for a second time at a second temperature to obtain siloxane perfluoropolyether, and preparing the anti-discoloration anti-fingerprint discoloration coating through the siloxane perfluoropolyether. The siloxane perfluoropolyether is prepared through a preset scheme, the cost is low, the yield is high, separation treatment is easy, and the anti-discoloration and anti-fingerprint coating prepared from the siloxane perfluoropolyether has the advantages of being good in water resistance, oil resistance and friction resistance, capable of keeping the color of a membrane material and the like.

The invention provides an electrostatic spinning polymer solution for reinforcing ancient silk fabrics and a reinforcing method. The electrostatic spinning polymer solution is prepared from the following components: 15ml of deionized water, 2.667 g of polyvinyl alcohol, 6.223 g of silk fibroin powder, 1ml of ethanol and 2ml of glycerol. The invention also provides a method for reinforcing ancient silk fabrics by using the electrostatic spinning polymer solution. According to the method, the electrostatic spinning polymer solution is used for treating the ancient silk fabric, the reinforced ancient silk fabric can keep long-time stability in the natural environment, the storage life of the reinforced ancient silk fabric is prolonged, and therefore the problems that in the prior art, the reinforcing effect is not ideal, and secondary damage is caused to cultural relics are solved.

This application relates to the field of laundry detergent processing technology, specifically disclosing a color-protecting and color-preserving compound additive, its preparation method, and its application. The color-protecting and color-preserving compound additive is mainly composed of the following raw materials in parts by weight: 10-20 parts polyvinylpyrrolidone, 15-25 parts modified starch, 3-5 parts dihydrazine adipic acid, 15-25 parts sodium carbonate, 6-10 parts sodium carboxymethyl cellulose, 8-12 parts zeolite 4A, 8-12 parts sodium sulfate, and 11-15 parts water. The modified starch is obtained by first grafting starch with 3-chloro-2-hydroxypropyltrimethylammonium chloride and 1-chlorohexane-5-en-2-ol, and then polymerizing it with diacetone acrylamide. This color-protecting and color-preserving compound additive, with the addition of polyvinylpyrrolidone to the raw materials, synergistic effects with the modified starch, and cross-linking with dihydrazine adipic acid, exhibits high color-protecting and color-preserving effects, maintaining the original color of clothing, extending the service life of clothing, and meeting market demand.

The utility model relates to a device for manufacturing and displaying a soil layer specimen. The device comprises a display box (1), a liquid injection assembly (2) for injecting a transparent adhesive fixing agent into the display box, and a gas extraction and injection assembly (3) for extracting or injecting gas into the display box (1), a display soil body (4) is arranged in the display box (1), the liquid injection assembly (2) comprises a grouting pipeline (21) communicated with the interior of the display box (1) and a micro grouting pipeline (22) arranged in the display soil body (4), and the gas extraction and injection assembly (3) comprises a gas pipeline (31) communicated with the interior of the display box (1). Compared with the prior art, the device has the advantages that a soil layer does not need to be remolded, and an original soil sample is directly used for manufacturing and displaying.

The application discloses a low-illumination image enhancement method based on an improved Retinex algorithm, and applies to the technical field of image enhancement, and comprises the following steps: performing discrete wavelet decomposition on a low-illumination image to obtain low-frequency and high-frequency components of the image; converting the low-frequency component into HSV, separately performing brightness correction on a V channel, then converting back to RGB, performing bilateral filtering, and then converting to HSV to extract the V channel; performing image enhancement on the low-frequency component by using an improved Retinex algorithm based on a joint weighting of a bilateral filter and a Gaussian filter as a new center-surround function, and performing median filtering processing, then converting to HSV to extract the V channel; weighting and fusing the two V channels, retaining the H and S channels after algorithm enhancement, then converting back to RGB, performing discrete wavelet fusion with the high-frequency component after denoising, and stretching and outputting the enhanced low-illumination image. The application can effectively guarantee the color, edge details and avoid local distortion of the image.

The invention relates to a novel double-sided same-color hot rolling pipe embroidery sheet and a production process thereof, and relates to the field of hot rolling pipes, and the novel double-sided same-color hot rolling pipe embroidery sheet comprises a high-temperature thermosetting resin color layer, a vacuum aluminum plating layer, an aluminum layer connecting resin color layer, a PET layer, an adhesive layer and a shrinkage layer which are arranged in sequence. The production process comprises the following steps: sequentially preparing an aluminum layer connecting resin color layer, a vacuum aluminum plating layer and a high-temperature thermosetting resin color layer on the surface of a PET layer to obtain a layer I; carrying out corona treatment on one side, far away from the color layer, of the I layer and one side, far away from the contraction layer, of the I layer, coating a polyurethane adhesive on the surface of the corona layer of the I layer to obtain an adhesive layer, attaching the surface of the corona layer of the contraction layer to the adhesive layer, and curing to obtain the novel double-sided same-color hot reel pipe embroidery sheet. The double-sided same-color embroidery sheet has the effect of improving the hot rolling performance and the interlayer bonding strength of the hot rolling pipe embroidery sheet, the defective rate can be effectively reduced through the double-sided same-color design, the production process is simplified, and the production efficiency is improved.

The invention discloses a preparation method of compound noodles containing wild cabbages. The noodles are prepared from the following raw materials: wheat flour, wild cabbages powder, calcium carbonate, water, salt and vegetable oil. The preparation method of the noodles comprises the following steps: mixing the raw materials; kneading dough; standing is performed; noodle forming: dividing the dough after standing into a plurality of small blocks, rolling each block into a thin sheet by using a rolling pin, and cutting the dough sheet into strips; and noodle cooking: adding enough water into a pot, boiling with big fire, then adding a small amount of salt, putting the noodles into boiling water, and cooking until the noodles float, thereby completing the preparation of the noodles. The invention relates to the technical field of food processing, and by adding the potherb powder and calcium carbonate, nutritional ingredients such as dietary fibers, vitamins, minerals and the like in the noodles are significantly increased; particularly, the content of calcium is greatly increased, trace elements needed by the human body are supplemented, and the wild cabbages are rich in various nutrients such as vitamin C, vitamin K, iron and potassium, so that the immunity is enhanced, and the bone health is promoted.

The invention provides an automatic brightness and color adjustment method and a projection lighting device, and relates to the technical field of brightness and color adjustment. Determining a light intensity decision boundary according to the light intensity data and a preset decision regulation coefficient, converting the light intensity data into light intensity interference suppression data based on the light intensity decision boundary, and determining a brightness regulation curve through the light intensity interference suppression data; the method comprises the following steps: acquiring a projection picture image in a projection environment, performing color channel washing and overlapping on each color channel in the projection picture image to obtain a washing and overlapping image of the projection picture, and determining a color regulation and control matrix according to the washing and overlapping image of the projection picture; according to the brightness regulation and control curve and the color regulation and control matrix, a comprehensive regulation and control curve of the brightness and the color in the projection environment is determined, the projection brightness and the projection color are regulated by using the comprehensive regulation and control curve, and the accuracy and the consistency of the color and the brightness can be kept under different background colors and light conditions; therefore, the clear visibility of information and the visual comfort of a user are ensured.

A bird-repelling device includes a panel and a movable eyelid. The panel has an eye pattern, an arc-shaped through hole above the eye pattern, two shaft sleeves are connected to the inner wall of the arc-shaped through hole, and a metal sheet is arranged above the arc-shaped through hole. The movable eyelid includes a spherical thin sheet, four elastic limiting columns, a wind sheet, and two rotating shafts. The rotating shaft is inserted into the shaft sleeve. When there is wind, the wind blows on the wind sheet, and the movable eyelid shakes with the wind, and the eye pattern has a dynamic effect of opening and blinking. At the same time, the elastic limiting column hits the metal sheet to make a sound, thereby driving away the birds. The movable eyelid is shaken by using natural wind energy and the elastic potential energy of the elastic limiting column, and the elastic limiting column hits the metal sheet to make a sound. No additional energy is required for driving, and no personnel maintenance is required, which saves costs and resources. The movable eyelid has strong versatility and is easy to install. The movable eyelid also has the function of shielding the eye pattern from wind, rain and sunlight, so that the eye pattern maintains its color for a long time.

The invention belongs to the technical field of plant specimen manufacturing, and particularly relates to a leguminous root nodule form retention agent and a preparation and use method thereof. The first component contains a dehydrating agent, a filling agent and a regulator for osmotic regulation, the second component contains an antiseptic bacteriostatic agent and a surface retaining agent, and the first component and the second component are stored separately. The method can be used for making leguminous root system root nodule specimens, so that the shapes and colors of leguminous root nodules can be better kept in the specimen making and long-term storage process.

The invention relates to a safety helmet detection method and system under a low-light condition. The method comprises the following steps: acquiring an optical enhanced image corresponding to an optical image based on an image enhancement framework combining deformable convolution, MSR and MSRCR; and carrying out feature fusion on the optical enhancement image and the infrared image to obtain a fusion feature map, and carrying out target detection based on the fusion feature map to obtain a detection result of the safety helmet. The infrared image and the optical image are fused, so that the defect of the optical image in a low-light environment can be overcome, and the accuracy and robustness of safety helmet detection are improved; meanwhile, an image enhancement frame combining deformable convolution, MSR and MSRCR is adopted to carry out image enhancement on the illumination image, local details and contrast can be highlighted while the overall brightness and color of the image are kept, which is very important for distinguishing safety helmets of different colors and keeping visual reality in a complex background. And it is ensured that the detection system has higher adaptability to a color-sensitive environment.

The invention provides a process for preparing shredded papaya pickles. A radio frequency drying technology is matched with a compounding agent, a pulsed electric field technology and an ultrasonic technology are used for pickling the shredded papaya pickles, the obtained shredded papaya pickles are rich in nutrition and crisp and tasty in taste, pickling raw materials of the used pickles are low in salt content, the pickling time is short, the product quality is stable, and used fermentation liquor is safe, green and healthy; the preparation process is simple, easy to implement and suitable for large-scale production.

The invention provides a coating capable of sensing color change according to temperature and a preparation method thereof. The coating comprises a base material and an additive, the base material is prepared from the following components in parts by weight: 45 to 60 parts of polyacrylate emulsion, 25 to 35 parts of temperature change microcapsules, 5 to 10 parts of reflective powder, 15 to 20 parts of methyl methacrylate, 15 to 20 parts of thiourea, 6 to 10 parts of D-sodium gluconate, 10 to 15 parts of benzotriazole, 11 to 13 parts of zinc phosphate, 5 to 8 parts of methyl violet and 5 to 13 parts of phenolphthalein; the additive is prepared from the following components in parts by weight: 0.2 to 0.3 part of an anti-aging agent, 0.5 to 0.9 part of an ultraviolet light absorber, 0.6 to 0.8 part of an antioxidant and 0.4 to 0.8 part of a hindered amine light stabilizer. By adding the ultraviolet light absorber, the damage of ultraviolet light to the temperature-sensing color-changing material in the coating is reduced, and the original color and performance of the coating are kept. Besides, by adding the hindered amine light stabilizer, the sensitivity of the coating to light is reduced, and the coating is protected from being damaged by ultraviolet rays, so that the color change stability of the coating is kept.

The invention relates to the technical field of tobacco baking, and provides a baking process based on the quality of fresh tobacco leaves of Xiangyan No.7. The baking process comprises the following steps: S1, carrying out near infrared spectrum scanning on harvested fresh tobacco leaves to obtain near infrared spectrum data of each tobacco leaf; s2, dividing the near infrared spectrum data into a training set and a test set; s3, taking the near infrared spectrum data of each tobacco leaf in the training set as an input vector, inputting the input vector into a self-organizing neural network model for clustering, and dividing the tobacco leaves into three subsets; s4, aiming at the three divided subsets, baking process parameters are optimized according to a three-section baking process, and the three-section baking process comprises a yellowing period, a color fixing period and a stem drying period; and S5, performing near infrared spectrum scanning on newly harvested tobacco leaves, classifying the newly harvested tobacco leaves through the self-organizing neural network model, determining subsets to which the newly harvested tobacco leaves belong, and according to the baking process curves corresponding to the subsets, sequentially executing the baking processes of a yellowing period, a color fixing period and a stem drying period.

The invention discloses a fresh-keeping method for reducing high-temperature damage of litchi peels. The method comprises the following steps: soaking litchis in a propylene glycol solution, taking out the litchis, airing, soaking the litchis in a glutathione solution, and carrying out quarantine high-temperature treatment. The moisturizing and antioxidant treatment method can effectively prolong the shelf life of the litchis and reduce the problem of quality degradation after high-temperature treatment, so that the litchis keep good commodity value in the export process.

The invention discloses a manufacturing method of a shellfish specimen. The preparation method comprises the following steps: S1, running water treatment: filling microorganism balls containing compound bacteria into shellfish without shellfish meat, and soaking the shellfish in a water body in which running water continuously flows; s2, degreasing: soaking the shellfish subjected to flowing water treatment in the step S1 in a degreasing agent, and cleaning after soaking; s3, dehydrating: soaking the shellfish cleaned in the step S2 in a dehydrating agent for dehydrating; s4, preservation: putting the shellfish dehydrated in the step S3 into a preservation solution for soaking, and drying to obtain the shellfish specimen. By means of the manufacturing method, the integrity, the color and the gloss of the shellfish specimen are guaranteed, and the manufactured shellfish specimen is clear in texture and free of odor.

The present disclosure relates to a mobile terminal and a control method thereof. The mobile terminal includes: an electrochromic module, a detection module, a charging circuit and a control unit, wherein the electrochromic module includes a first electrode and a second electrode; the detection module is used to detect the voltage difference between the first electrode and the second electrode, and is connected to the first electrode, the second electrode and the control unit; the charging circuit is used to connect a power supply, and is connected to the first electrode, the second electrode and the control unit; the control unit determines whether the voltage difference reaches a set threshold value, and when the voltage difference reaches the set threshold value, the control unit controls the charging circuit to charge the electrochromic module. It is possible to promptly detect the situation where the display color effect of the electrochromic module becomes lighter, and the electrochromic module can be charged in time to maintain the color effect. Thereby, the color displayed by the electrochromic module remains stable.

The utility model discloses a sea buckthorn oil cold-pressing extraction device, and belongs to the technical field of sea buckthorn oil extraction. A feeding port is formed in the shell, a rolling mechanism is arranged in the feeding port, the guide plate is fixedly connected with the shell, the filter screen is arranged in the shell, a plurality of oil pressing mechanisms are arranged between the filter screen and the guide plate side by side, threaded holes are formed in the side wall of the shell, the oil pressing mechanisms are in threaded connection with the threaded holes, the oil pressing mechanisms are in inserted connection with a limiting rod for limiting, and the limiting rod is fixedly connected with a second motor. The second motor is fixed to the shell, the collecting box is placed below the filter screen, and a refrigerating mechanism is arranged on the shell and used in cooperation with the oil pressing mechanism. By integrating the functions of efficient cold pressing, automatic control, convenient cleaning and replacement and filtering and collecting, a comprehensive solution is provided for production of sea buckthron oil. And the production efficiency is improved, the maintenance cost is reduced, and high reliability and sustainability are achieved.

The utility model relates to the technical field of traditional Chinese medicine decoction piece storage, and discloses a traditional Chinese medicine low-temperature moisture-proof storage device which comprises a device shell, a sliding rod is fixedly connected to the right end of the inner wall of the device shell, a refrigeration box is fixedly connected to the left end of the device shell, and a water inlet is fixedly connected to the left side of the front end of the refrigeration box and penetrates through the refrigeration box. The right side of the front end of the refrigeration box is fixedly connected with a water outlet and penetrates through the water outlet, a suction fan is installed in the middle of the front end of the refrigeration box, the outer wall of a sliding rod is connected with a plurality of containing plates through a storage assembly, the inner wall of the refrigeration box is fixedly connected with a fixing plate, and the top end of the fixing plate is connected with a semiconductor refrigerator through a low-temperature assembly. According to the device, when the device is used for storing medicinal materials, the storage space in the device can be adjusted, so that when the device is used for storing the traditional Chinese medicines, the traditional Chinese medicines are stored in a low-temperature and dry environment under the action of air circulation at a low temperature under the action of cold air.