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

78results about How to "Good carrier" patented technology

Preparation method of composite adsorption microspheres of attapulgite cellulose

The invention discloses a preparation method of composite adsorption microspheres of attapulgite cellulose. The method comprises the following steps: carrying out preprocessing and surface modification on attapulgite; preparing an ionic liquid cellulose solution; preparing the composite adsorption microspheres of the attapulgite cellulose. A preparation process is simple and convenient, adopted ionic liquid solvent is safe and nontoxic, and the prepared composite microspheres of the attapulgite cellulose are porous, have good dispersibility, biocompatibility and thermostability, have the advantages of high adsorption capability, large adsorption capacity, high removal efficiency and stable property on contaminants in water and can be easily recovered. The problems that the attapulgite is poor in adsorption capability and difficult to recover, a cellulose adsorbent is weak in mechanical strength and low in thermostability and the like are solved, meanwhile, the preparation method has the advantages of wide raw material resources, low cost, no secondary pollution and high practical value since the renewable resources including cellulose and the attapulgite are fully utilized, and can be used for the advanced treatment of contaminants in water, and the problems of energy crisis and environment pollution are solved.
Owner:GUANGZHOU INST OF ENERGY CONVERSION - CHINESE ACAD OF SCI

Polyacrylic acid-calcium phosphate composite nano-drug carrier and preparing method and application thereof

The invention relates to a polyacrylic acid-calcium phosphate composite nano-drug carrier and a preparing method and application thereof. The preparing method includes the following steps: (1) a microcosmic salt aqueous solution is rapidly poured into a calcium source aqueous solution, ammonium hydroxide is added to adjust the pH value, even stirring is carried out, and centrifugation washing is carried out after a reaction is carried out to obtain sediment; and (2) the sediment obtained in the step (1) is dispersed into deionized water again, polyacrylic acid is added, and stable polyacrylic acid-calcium phosphate composite nanoparticle suspension liquid is obtained through ultrasonic dispersion. The polyacrylic acid-calcium phosphate composite nano-drug carrier has the beneficial effects that the process is simple, raw materials are easy to obtain, the production process is environment-friendly and safe, the preparing period is short, and the overall process can be completed within one hour. The polyacrylic acid-calcium phosphate composite nano-drug carrier is good in biocompatibility, safe and free of toxic and side effects. Loading and slow releasing of a medicine can be achieved, the toxic and side effects caused by short-time high-concentration medicines can be avoided, and the using rate of the medicines can be improved.
Owner:WUHAN UNIV OF TECH

Synthetic method of nanofiber membrane-shaped efficient water body solid-phase denitrification carbon source

The invention discloses a synthetic method of a nanofiber membrane-shaped efficient water body solid-phase denitrification carbon source. The synthetic method comprises the following steps of S1, mixing degradable synthetic polymers according to a ratio of 1: (1-10) to form a solid-phase mixture; S2, mixing DMF (dimethylformamide) and trichloromethane according to a ratio of 1: (1-10) to form a liquid-phase mixture; S3, dissolving the solid-phase mixture into the liquid-phase mixture at the temperature of 40-60 DEG C to obtain a polymer solution with the content of PHB (polyhydroxybutyrate)/PHBV (polyhydroxyvalerate)/PLA (polylactic acid) being 4-12wt%; S4, performing electrostatic spinning on the polymer solution to obtain an electrospun nanofiber membrane; and S5, putting the electrospunnanofiber membrane into a vacuum drying oven at 60 DEG C for 2 to 24h, cleaning the electrospun nanofiber membrane with deionized water, and drying the cleaned electrospun nanofiber membrane in a drying oven at 80-120 DEG C to obtain the nanofiber membrane-shaped efficient solid-phase denitrification carbon source for the water body, so that denitrification nitrogen removal can be performed on low-concentration, large-water-volume and eutrophicated natural water body, and the removal rate of nitrate nitrogen can reach 99%.
Owner:TONGJI UNIV

Ferrous bisglycinate electuary

The invention discloses a ferrous bisglycinate electuary. The ferrous bisglycinate electuary comprises the following active components by mass percentage: 0.05-5% of ferrous bisglycinate, 0.1-5% of vitamin C, 10-30% of red date powder, 5-15% of glucose, 5-15% of polydextrose, and 50-80% of maltodextrin; the percentage sum of the above component is 100%. The ferrous bisglycinate electuary has the beneficial effect that the active component and vitamin C in the red date powder enable clathration in animal gastrointestinal tract, can assist the ferrous bisglycinate for resisting complex environment change such as gastric acid, dissolving and absorption of the ferrous bisglycinate can be promoted after the components are arrived at small intestine of animal main digestion organs, so that synergistic interaction effect is realized, the absorption utilization rate of the ferrous bisglycinate is greatly increased, the red date powder contains iron which has functions for invigorating qi and blood, and nourishing spleen and stomach, and can achieve the efficacy of simultaneous treatment of principal and subordinate symptoms. The ferrous bisglycinate electuary can effectively improve the iron deficiency symptom for pregnant and lying-in woman, children or adults, the fetus can timely obtain the iron supplement through placenta directly, the mouthfeel is comfortable, and can be accepted by pregnant woman and children.
Owner:赵成群

Preparation method of hydrogenation catalyst carrier

The invention relates to a preparation method of a hydrogenation catalyst carrier. The method comprises the following steps of: adding a little high-viscosity aluminum hydroxide dry glue powder in a pseudo-boehmite gel precursor to serve as a binding agent so as to carry out uniform mixing; adding organic acid to serve as a peptizing agent; adding a high-molecular compound to serve as a pore enlarging agent; adding one or more of compounds containing Ti, Si, B, Zr, P or F to serve as a performance additive, or not adding the performance additive; and carrying out mixing and kneading in a kneading machine to obtain a plastic, taking the plastic to carry out moulding, and carrying out drying and roasting to obtain a finished carrier. Through preparing the hydrogenation catalyst carrier by adoption of the method, effective linkage between pseudo-boehmite powder production and catalyst carrier processing can be realized, the process can be simplified, the high-energy consumption step and discharge of pollutants such as wastewater and waste gas in the production process can be decreased, and damages caused to an aluminum hydroxide pore structure by intermediate steps can be avoided at the same time; and the method has the advantages of being low in processing cost, environmentally friendly and excellent in carrier performance.
Owner:CNOOC TIANJIN CHEM RES & DESIGN INST +2

Production method of water-soluble iodine/selenium/cobalt premix agent

The invention relates to a production method of a mixed type feed additive, and particularly discloses a production method of a water-soluble iodine/selenium/cobalt premix agent. The production methodcomprises the following steps of A, preparing an iodine/selenium/cobalt saturated solution; B, measuring carrier powder, wherein the carrier powder has water solubility and water absorption properties; and C, in the mixing process, uniformly spraying the iodine/selenium/cobalt clarified solution fog to sealed mixing equipment, enabling the fog to be adsorbed by carriers, and performing uniform mixing so as to obtain the water-soluble iodine/selenium/cobalt premix agent. The production method disclosed by the invention has the advantages that the production method of iodine/selenium/cobalt premix agent suitable for being added to a liquid feed is provided; a manner of preparing a saturated solution and enabling the saturated solution to be adsorbed on the carriers in a sealed material mixer is adopted, so that the mixing uniformity is increased; and fully water-soluble carriers are selected for adsorbing the saturated solution, so that the mixing uniformity is high, and the water-soluble iodine/selenium/cobalt premix agent wholly dissolves in water and is particularly suitable for producing the liquid feed.
Owner:GUANGHAN LONGDA FEED

Preparation method of high-strength glue-free shaving board

The invention relates to a preparation method of a high-strength glue-free shaving board, and belongs to the technical field of artificial boards. According to the preparation method of the high-strength glue-free shaving board, the high-strength glue-free shaving board is prepared by taking a poplar wood shaving sheet as a raw material and adding bamboo fibers, cellulose molecules of the poplar wood shaving sheet contain a plurality of active hydroxyl groups, the binding force in the shaving sheet is increased under the action of pressure, cellulose and hemicellulose are promoted to be degraded at high temperature in the hot pressing process to generate a series of monosaccharides, monosaccharides and monosaccharides in the raw material are dehydrated to form furfural substances, furfuralis resinified in the hot pressing process, the bonding strength between the poplar shaving sheet and the bamboo fibers can be effectively improved, and therefore, the mechanical strength of the glue-free shaving board is enhanced; and through hot-pressing treatment, bamboo fiber intercellular layers are separated from cell walls, lignin in the bamboo fiber intercellular layers is extracted again,meanwhile, degradation products of the hemicellulose are deposited on the surfaces of the fibers to achieve the adhesive effect, and the adhesive force between the poplar shaving piece and the bamboofibers is improved.
Owner:深圳市智百灵建筑材料科技有限公司

Making method of low-temperature resistant ageing resistant cakes

The invention discloses a making method of low-temperature resistant ageing resistant cakes. The making method comprises the steps of (1) uniformly mixing maltodextrin with xanthan gum in proportion to obtain a maltodextrin and xanthan gum mixture, weighing cane sugar, egg liquid and the maltodextrin and xanthan gum mixture, performing placing in a stirrer, and performing stirring, to obtain milkywhite foam; (2) adding low-gluten flour and hydroxypropyl distarch phosphate, and performing whipping to obtain paste, so that the flour and egg paste are thoroughly mixed; (3) adding vegetable oil to the stirred cake paste, and performing whipping to obtain paste emulsified for the first time; (4) brushing a layer of the vegetable oil to a cake mold, and then pouring the paste into the cake mold; (5) putting the mold loaded with the paste in an oven for baking; and (6) taking out the thoroughly-cooked cakes, performing natural cooling to room temperature, and performing removing from the mold, so as to obtain cake products. According to the making method, the low-temperature storage properties of the made cakes are improved, the ageing resistance is improved, the cakes are good in tissuestructure stability, the mouth feel of the cakes is improved, and the specific volume of the cakes is increased.
Owner:ZHEJIANG XINDIJIAHE FOOD CO LTD

Oleophylic water-coating immobilized microorganism carrier and preparation method thereof

The invention belongs to the field of preparation of porous materials, and particularly relates to an oleophylic water-coating immobilized microorganism carrier for degrading spilled oil and a preparation method thereof. The oleophylic water-coating immobilized microorganism carrier is characterized in that graphene is used as a matrix material, the molecules of the graphene matrix material are designed, the surface carries the hydrophilic groups of hydroxyl and carboxyl groups and the double-bond hydrophobic polymerizing groups, and then an amphiphilic structure is formed, so that the amphiphilic characteristics of oleophylic performance and hydrophilicity is realized, the immobilized microorganism carrier can float onto the water surface, and favorably absorb the spilled oil floating onthe water surface, and the necessary sunlight, air and water are provided for the growth of microorganisms; the graphene with amphiphilic structure is crosslinked with a lipophilic organic polymer, sothat the carrier has the weak-polarity affinity, and can mutually attract with oil droplets to directionally move, the oil droplets are quickly adsorbed onto the surface of the carrier, the adsorbingability is strong, and the easiness in falling is avoided. The prepared immobilized microorganism carrier has the advantage that when the spilled oil is degraded, the degrading rate is greatly improved, and the function of restoring the environment at the oil-spilling sea is good.
Owner:SHANDONG JIAOTONG UNIV

Pine nut protein peptide solid beverage rich in anthocyanin suitable for gout patients

The invention discloses a pine nut protein peptide solid beverage rich in anthocyanin suitable for gout patients and a preparation method of the pine nut protein peptide solid beverage. The solid beverage contains the following components: microencapsulated pine nut protein peptide, blueberry lyophilized powder, mulberry lyophilized powder, strawberry lyophilized powder, raspberry lyophilized powder, fructus rubi lyophilized powder, cranberry lyophilized powder, red pitaya lyophilized powder, cherry lyophilized powder, purple grape lyophilized powder, black plum lyophilized powder, blackcurrant lyophilized powder, blood orange lyophilized powder, grapefruit lyophilized powder, red pomelo lyophilized powder, fig lyophilized powder, red beet lyophilized powder, purple cabbage lyophilized powder, fructus lycii lyophilized powder, purple carrot lyophilized powder, celery seed powder lyophilized powder and xylooligosaccharide. The solid beverage disclosed by the invention is rich in the anthocyanin and has high antioxidant property and high free radical scavenging ability; in addition, the solid beverage has the effects of diminishing inflammation, relieving pains, preventing and treating gout and improving acidic constitution; besides, by regulating spleen and kidney, the functions such as autonomous acid discharging of the kidney are restored and improved. The solid beverage has the advantages of easiness in carrying and brewing, good sensory character, obvious effects and wide application prospect.
Owner:HARBIN INST OF TECH

Probiotic beverage beneficial to female private health and preparation method thereof

The invention relates to the technical field of food processing. Particularly, the invention relates to a probiotic beverage beneficial to female private health. The probiotic beverage is prepared from the following components in percentage by weight: 25 to 30 percent of fructo-oligosaccharide, 25 to 27 percent of maltodextrin, 22 to 24 percent of xylitol, 12 to 14 percent of cranberry fruit powder, 6.5 to 7 percent of galactooligosaccharide, 1.5 to 2 percent of lactobacillus salivarius, 1.5 to 2 percent of lactobacillus rhamnosus and 1 to 1.5 percent of lactobacillus reuteri. The probiotic beverage beneficial to female private health prepared by the invention is low in sugar content, and the percentage of lactobacillus rhamnosus, lactobacillus reuteri and lactobacillus salivarius in intestinal tracts after one week is obviously increased; for common vaginal pathogen, an inhibition effect is performed, the female vaginal probiotics beverage has the advantages of simple preparation method, obvious effect, effective maintenance of the ecological balance of female private part flora, improvement of the vaginal cleanliness, enhancement of the vaginal self-cleaning function, supplementation of female vaginal probiotics through drinking, adjustment of female vaginal micro-ecology, effective improvement of the female vaginal cleanliness, and suitableness for various female vaginosis or gynecological private care caused by vaginal dysbacteriosis.
Owner:山东国和堂制药有限公司

Alcohol wastewater treatment technology

The invention discloses an alcohol wastewater treatment technology. The alcohol wastewater treatment technology comprises the following operation steps: (1) after removing relatively large impuritiesfrom alcohol wastewater through a grille, conveying the alcohol wastewater into an adjusting tank; (2) then lifting the alcohol wastewater through a pump into a primary sedimentation tank and carryingout pre-treatment; adding an alcohol wastewater treatment agent; (3) then conveying the wastewater into a hydrolytic acidification tank and a contact oxidization tank and carrying out biochemical treatment; conveying output water into a secondary sedimentation tank and carrying out mud-water separation, wherein the alcohol wastewater treatment agent is prepared from: Powdered carbon, ferric sulfate, ammonium chloride, aluminum chloride, hydrogen peroxide, a zeolite molecular sieve, iron powder, formic acid, polyacrylamide, sucrose acetate, tartaric acid and sodium caseinate. According to thealcohol wastewater treatment technology disclosed by the invention, the tartaric acid, the sodium caseinate and the sucrose acetate are used as a reinforcing system, so that a flocculation capabilityof the alcohol wastewater treatment technology is improved and the removing rate of dissolved matters of organic matters is improved.
Owner:长沙如洋环保科技有限公司

A kind of preparation method of attapulgite cellulose composite adsorption microsphere

The invention discloses a preparation method of composite adsorption microspheres of attapulgite cellulose. The method comprises the following steps: carrying out preprocessing and surface modification on attapulgite; preparing an ionic liquid cellulose solution; preparing the composite adsorption microspheres of the attapulgite cellulose. A preparation process is simple and convenient, adopted ionic liquid solvent is safe and nontoxic, and the prepared composite microspheres of the attapulgite cellulose are porous, have good dispersibility, biocompatibility and thermostability, have the advantages of high adsorption capability, large adsorption capacity, high removal efficiency and stable property on contaminants in water and can be easily recovered. The problems that the attapulgite is poor in adsorption capability and difficult to recover, a cellulose adsorbent is weak in mechanical strength and low in thermostability and the like are solved, meanwhile, the preparation method has the advantages of wide raw material resources, low cost, no secondary pollution and high practical value since the renewable resources including cellulose and the attapulgite are fully utilized, and can be used for the advanced treatment of contaminants in water, and the problems of energy crisis and environment pollution are solved.
Owner:GUANGZHOU INST OF ENERGY CONVERSION - CHINESE ACAD OF SCI
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