Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

139results about How to "Keep texture" patented technology

Artificial flexible-posture preserved ornamental plant and processing method thereof

The invention discloses an artificial flexible-posture preserved ornamental plant and a processing method thereof. The artificial flexible-posture preserved ornamental plant is prepared from a naturally grown living herbaceous plant or woody plant which is harvested, kept natural posture, subjected to disinfection, fresh-keeping and coloring treatment, and then used as an ikebana material. The processing method comprises that: after pretreated, a living flowering plant material is soaked by a flexible-posture plant treating agent prepared from carbohydrate, a nourishment regulator, an antioxidant, a humectant, a preservative, edible pigment and water in a soaking container at an environmental temperature of between 15 and 22 DEG C and a relative humidity of between 70 and 80 percent untilleaves on the top of the plant are evenly dyed; and the soaked plant is aired, dried, graded and shaped into the artificial flexible-posture preserved flower material. The method utilizes the naturalmechanism of cell metabolism of flower plants, performs cellular fluid displacement and cell enclosing treatment through the flexible-posture plant treating agent, and makes the plants keep natural postures, texture and flexibleness, not influenced by spacial environment, and preserved as long as 1 to 2 years. The artificial flexible-posture preserved ornamental plant taken as a bonsai flower material does not need water dressing or daily maintenance, has stronger enjoyment property than a dry flower, and prolongs the fresh-keeping time by hundreds of times than fresh cutting plants and flowers.
Owner:云南绿荫园艺有限公司 +1

Microwave hydro-thermal synthesis method of zinc oxide nanostructure modified timber

A microwave hydro-thermal synthesis method of a zinc oxide nanostructure modified timber relates to a timber modification method by a nano-material. The invention solves the problems of long hydro-thermal time and high hydro-thermal temperature in a hydro-thermal synthesis method for preparing a nanoparticle protective layer on the timber surface in the prior art. The method provided by the invention is as below: 1, preparing a ZnO seed colloidal solution; 2, preparing a timber with ZnO seeds growing on the surface; and 3, placing the timber prepared in the step 2 into an aqueous solution mixed from zinc salt and an ammonia source for a microwave hydro-thermal reaction, so as to complete preparation of the zinc oxide nanostructure modified timber through microwave hydro-thermal synthesis. The invention employs the microwave hydro-thermal synthesis method to prepare nanometer zinc oxide on the timber surface. In the preparation process, the microwave radiation power is 1000-1500 W, and the hydro-thermal time is 10-90 min, and the hydro-thermal temperature is 40-120 DEG C. The method makes the synthesis technology of the nanoparticle protective layer on the timber surface simple and practicable. The invention can be applied to the field of functional improvement on timber.
Owner:NORTHEAST FORESTRY UNIVERSITY

Aquatic product fresh-keeping method

The invention discloses an aquatic product fresh-keeping method. The aquatic product fresh-keeping method comprises following steps: slaughtering, sterilization, antistaling agent solution dipping, antistaling agent coating, packaging, vacuumizing, and low-temperature storing. According to the aquatic product fresh-keeping method, processes are simple and convenient; antistaling agent solution dipping and antistaling agent solution surface coating are adopted for double fresh-keeping treatment; growth of bacteria in aquatic products is inhibited effectively; fresh-keeping, water retention, and preservative effect are more excellent; the antistaling agent is prepared via combination of a plurality of nontoxic biological fresh-keeping agents, and amino acid and trace element needed by human bodies are added, so that the antistaling agent is high in preservative and fresh-keeping effects, and is safe and reliable; double-layer vacuum package using freshness protection bags and sealing bags are adopted, so that invasion of bacteria and oxygen from outside in fresh-keeping storage processes is avoided, and shelf life is prolonged effectively; and low-temperature storage above 0 DEG C can be realized, and refrigeration is unnecessary, so that meat is not dry or hard, and original mouthfeel and texture of the aquatic products are maintained.
Owner:广东佰大科技股份有限公司

Ice temperature fresh-keeping method for bred large yellow croaker

The invention discloses an ice temperature fresh-keeping method for bred large yellow croaker, which comprises the following steps: pre-treating the large yellow croaker into fillets, penetrating and flavoring the fillets through flavoring prepared by the method at a temperature of 20 +/- 5 DEG C, drying the fillets at the temperature of between 15 and 20 DEG C till the water content of the fillets is 45 to 65 percent, then packing the fillets in vacuum, and refrigerating the fillets in an icebox or a freezer and the like at the ice-temperature preservation temperature of between 1 DEG C below zero and 14 DEG C below zero. After the bred large yellow croaker is pretreated, flavored, dried and packed in vacuum, the freezing point of the fillets in a packing bag can be reduced to 14.6 DEG C below zero, so the ice temperature band of the bred large yellow croaker is broadened, and the large yellow croaker cannot be frozen at the temperature of between 1 DEG C below zero and 14 DEG C below zero. The invention provides the ice temperature fresh-keeping method which can broaden the ice temperature band of the bred large yellow croaker and keep the conditions of freshness, flavor, texture and the like of the fresh fish. The method avoids the freezing phenomenon of the large yellow croaker during refrigerating and fresh keeping in the icebox or the freezer, and keeps the original freshness and flavor of the bred large yellow croaker better.
Owner:NINGBO UNIV

Speckle suppression method for polarized SAR (Synthetic Aperture Radar) data based on non-local mean value fused with PCA (Polar Cap Absorption)

The invention discloses a speckle noise suppression method for polarized SAR (Synthetic Aperture Radar) data based on a non-local mean value fused with PCA (Polar Cap Absorption), which mainly solves the problems that speckle noises in a homogeneous region can not be well filtered and the edge detailed information can not be effectively maintained in the traditional polarized SAR filtering method. The implementation process of the method comprises the following steps of: (1) inputting a coherence matrix T of the polarized SAR data; (2) maintaining a bright target for the coherence matrix T; (3) solving a characteristic vector of span data by utilizing a PCA method; (4) filtering the non-local mean value for elements of the coherence matrix T, wherein a filtering weight value is obtained by calculating the characteristic vector of the span data; and (5) generating a pcolor by utilizing the filtered coherence matrix T through a Pauli vector method. Compared with the prior art, the speckle noise suppression method remarkably improves the capability of speckle noise suppression of the polarized SAR data, can effectively smoothen the homogeneous region and maintain the edge detailed information, and can be used for the pretreatment process of the polarized SAR data.
Owner:XIDIAN UNIV

Mobile phone rear cover with metal texture and preparation method thereof

The invention disclose a mobile phone rear cover with a metal texture, which comprises a mobile phone rear cover matrix and a metal compound coating. A mainboard electronic component is arranged in the mobile phone rear cover matrix, and the mobile phone rear cover matrix is prepared from zirconia; the metal compound coating is prepared by the following method of: spraying a metal material on the surface of the mobile phone rear cover matrix by magnetron sputtering, thermal spraying of electric arc heat, supersonic thermal spraying or plasma thermal spraying so as to form a metal thin film; and oxidizing the metal thin film by corrosion treatment so as to form a metal compound, wherein a thickness of the metal compound occupies for 70 to 80% of a thickness of the metal thin film. Correspondingly, the invention further discloses a preparation method of the mobile phone rear cover. By adopting the mobile phone rear cover and the preparation method thereof, which are disclosed by the invention, not only is an effect that appearance of a metal housing has the unique texture and touch sense of metal achieved, but also a thickness of a mobile phone is reduced by one fifth, cost of the mobile phone is reduced by two thirds, and radio transmission efficiency of the mobile phone is improved by over 2 times.
Owner:广东百工新材料科技有限公司

Singular value decomposition non-local mean-based polarized synthetic aperture radar (SAR) data speckle suppression method

The invention discloses a singular value decomposition non-local mean-based polarized synthetic aperture radar (SAR) data speckle suppression method for mainly overcoming the defects that the conventional polarized SAR filter technology cannot well filter speckle noise of homogeneous areas and cannot effectively keep marginal detail information. The method comprises the following processes of: (1) inputting a covariance matrix C of polarized SAR data; (2) performing bright target retention on the covariance matrix C; (3) acquiring a logarithmic characteristic matrix from a span matrix, and performing singular value decomposition; (4) performing singular value decomposition non-local mean filtration on elements of the covariance matrix C one by one; and (5) generating a pseudo color graph through the filtered covariance matrix C by a Sinclair vector method to display and observe the filtration effect. Compared with the prior art, the method has the advantages of remarkably improving the speckle noise suppression capacity of the polarized SAR data and effectively smoothing the homogeneous areas and keeping the marginal detail information, and can be used for the pre-processing process of the polarized SAR data.
Owner:XIDIAN UNIV

Freezing method for maintaining quality of freshwater fishes

The invention relates to a freezing method for maintaining quality of freshwater fishes. The freezing method comprises the following steps: (1) performing pretreatment; (2) cleaning, namely cleaning fish slices treated in the step (1), taking out, and draining off water; (3) soaking the fish slices into a freezing protection agent, namely soaking the fish slices treated in the step (2) into a composite freezing protection liquid, taking out, and draining off the water, wherein the composite freezing protection liquid comprises the following components in percentage by mass: 0.5-2% of trehalose, 1-3% of glycine, 0.5-2% of glucan of which the molecular weight is 5000-50000Da, 0.5-2% of konjak gulcomannan enzymatic hydrolysate of which the molecular weight is 8000-20000Da, 1-4% of maltodextrin of which the hydrolysis degree is 5-20%, 4-10% of egg white zymolyte of which the hydrolysis degree is 5-10%, and 1-3% of a pomegranate bark; (4) preparing a vitrification liquid; (5) prepackaging;(6) performing quick-freezing treatment; and (7) preserving frozen fishes. The freezing method is adopted to preserve fresh water fish slices, and the freshness, the flavor and the taste of the fish slices can be ensured in a relatively long preservation time.
Owner:FARM PROD PROCESSING & NUCLEAR AGRI TECH INST HUBEI ACAD OF AGRI SCI

Compressed and laminated wood, production method thereof and compressed and laminated wood

The invention discloses compressed and laminated wood, a production method thereof and the compressed and laminated wood, and belongs to the technical field of laminated wood. The compressed and laminated wood is formed by using an adhesive to adhere a plurality of compressed wood materials; and before the wood materials are compressed, the mutual contact surface is a plane and / or an arc surface. The compressed and laminated wood and the production method have the advantages that since one-way pressure adopted by the traditional artificial board pressing machine is changed to four-surface pressure by molds and mutual extrusion of wood materials at the front part and the rear part, i.e., the materials are pressed from six surfaces, the stressing and the deformation of the materials are uniform, the arc-shaped surfaces among the wood materials or the bamboo materials are also easily deformed for mutual attachment, and the condition that the laminated wood needs smooth and clean planes for gluing can be avoided, so that the requirement on the materials is reduced; the wood materials with the diameter about several centimeters can be used by peeling, or bamboo pieces can be used by removing bamboo green and bamboo yellow, so that artificial forests about three years can be used; and the produced compressed and laminated wood is high in strength and good in stability and is applicable to houses, furniture, wood doors, floors and outdoor materials and the like with wood structures.
Owner:唐君畏 +3

Polyphenol compound coating liquid for refrigeration and preservation of abalones, preparation method thereof and use method thereof

The present invention discloses a polyphenol compound coating liquid for refrigeration and preservation of abalones. The compound coating liquid comprises: sodium alginate, glycerol, tea polyphenols, a rosemary extract, a bamboo leaf antioxidant and water. The present invention also provides a preparation method of the polyphenol compound coating liquid. The preparation method comprises sodium alginate solution preparing, polyphenol solution preparing and polyphenol compound coating liquid preparing. The present invention also provides a use method of the polyphenol compound coating liquid. The method comprises the following steps: abalone pleopod is taken, the taken abalone pleopod is placed into the polyphenol compound coating liquid to be soaked; the soaked abalone pleopod is taken out to be drained, and the drained abalone pleopod is placed into a pre-cooled calcium chloride solution to be soaked; the soaked abalone pleopod is leached with cold water and the leached abalone pleopod is drained; and the drained abalone pleopod is put into a sterile preservation bag to be sealed and refrigerated. The method combines the coating technology, compound preservation agent and low-temperature storage together, which play a synergistic effect. The used method is simple in operation technology, less in device investment, small in operation space, low in cost consumption, low in energy consumption, and suitable for industrialized mass production.
Owner:DALIAN POLYTECHNIC UNIVERSITY
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products