339results about How to "Rich material" patented technology

The invention discloses an antigen-free collagen aggregate and a preparation method thereof. The preparation method is characterized by comprising the following steps: with traceable animal skin or tendo calcaneus as a raw material, performing operations by the process such as fleshing, stripping fascia, degreasing, removing foreign protein and decellularizing; performing fine purification on the animal skin or tendo calcaneus, and then carrying out separation and purification on the collagen aggregate by the methods of acid fluffing, homogenizing, salting out for a plurality of times, centrifuging for a plurality of times and the like, thereby finally obtaining the antigen-free collagen aggregate. The collagen aggregate is a mixture of a collagen fiber and a collagen bundle, and has a periodic light and shade horizontal grain structure; and the space between the horizontal grains is about 67nm. The material has good biocompatibility, biodegradability, mechanical property and hemostatic performance, also has the characteristics of low antigenicity, biological activity and the like, and can be widely applied to preparation of biomedical materials such as a hemostatic material, a tissue engineering material, a biological dressing, a biodegradable medical suture and a plastic material.

The invention discloses a method for preparing fragrant peanut oil, which comprises the following steps: 1) a raw material is pretreated, wherein a peanut raw material is selected, is mixed with water, then is soaked, and then is subjected to coarse grinding and fine grinding; 2) complex enzyme is hydrolyzed, wherein the complex enzyme with neutral protease or alkali protease and flavor enzyme is selected to perform hydrolysis on the pretreated peanut raw material; 3) auxiliary materials are added, wherein reducing sugar, amino acid and peanut oil are added into a hydrolysate of the peanut raw material obtained through the treatment in step 2); 4) fragrance is generated through a thermal reaction, wherein the hydrolysate of the peanut raw material and the auxiliary materials are stirred evenly, then are transferred into a high pressure reaction kettle to be heated, and then are cooled to room temperature; and 5) the fragrant peanut oil is prepared, wherein a reaction liquid obtained after the treatment in step 4) is added with refined peanut oil, is quickly stirred first, and then is slowly stirred under certain temperature conditions, and water and impurities are removed through centrifugal separation to obtain the fragrant peanut oil product. The method can obtain flavor precursors of the fragrant peanut oil, namely amino acid and small peptide through the hydrolysis of the peanut raw material by the complex enzyme, and form the peanut oil with peanut fragrance flavor through the heating.

The invention aims to provide a treatment method of industrial wastewater with high concentration of chlorine ions. The method comprises the following steps: step one, calculating consumption of chemicals; step two, calculating the total content of chlorine ions in the wastewater according to the concentration of the chlorine ions (Cl<->) in the wastewater measured in the step one, then calculating the consumption of chemicals according to the total content of the chlorine ions, wherein the chemicals are prepared from sodium metaaluminate (NaAlO2) and calcium oxide (CaO), and the mole ratio of the chlorine ions to the consumption of the chemicals is characterized in that the mole ratio of Cl<-> to NaAlO2 to CaO is 1 to (2.5-3) to (9-11); and weighing the chemicals; step three, carrying out stirring reaction; step four, standing and filtering; step five, carrying out secondary stirring reaction; and step six, calculating the removal rate of the chlorine ions. The method is simple and is abundant in chemical materials, high in treatment efficiency and excellent in effect, and is capable of effectively treating the industrial wastewater with high concentration of chlorine ions; the treated water is effectively replenished to an open-type circulation cooling system; the resources are saved; the method is environmentally friendly and energy-saving, and has great economic and social benefits.

The invention relates to an ornamental ganoderma lucidum cultivation method. The ornamental ganoderma lucidum cultivation method is characterized by including the technological processes of tree selection, tree felling, segment cutting, bag making, sterilization, inoculation, spawn running, primordium inducement, ganoderma lucidum cultivation and modeling, pure broad-leaved tree basswood serves as the material, an ornamental ganoderma lucidum variety is selected, ganoderma lucidum liquid spawns are made, and inoculation is performed with a liquid spawn inoculation method. At the ganoderma lucidum spawn running phase and the ganoderma lucidum sporocarp growing and developing phase, the temperature, the humidity, the illumination and the concentration of carbon dioxide of the environment are comprehensively regulated; at the ganoderma lucidum primordium differentiation phase, the ganoderma lucidum stem elongation phase and the ganoderma lucidum pileus differentiation phase, according to the biological characteristics, including phototaxis, regeneration and sensitivity to carbon dioxide, of ganoderma lucidum, the living ganoderma lucidum is artistically modeled respectively through the key technologies of ganoderma lucidum living body grafting, light source induction and ganoderma lucidum pileus regeneration, and then living ganoderma lucidum representing auspicious omen and having high ornamental value is cultivated. The cultivated ganoderma lucidum is natural and ecological, shows the wonderful workmanship excelling nature and manifests unique art forms and cultural connotation of the ganoderma lucidum, the cultivated ganoderma lucidum not only can serve as an upmarket present for relatives and friends but also can be added to a household art collection, the cultivated ganoderma lucidum has wide application prospects and will create good economic benefits and social benefits.

The invention relates to an aromatic peanut oil preparation craft with peanuts as the materials, comprising the following steps that: firstly, pretreatment of the materials: peanut materials are chosen, mixed and immersed into water successively and then are grinded roughly, and then the materials are grinded finely; secondly, hydrolysis of the compound enzyme: after the pretreatment, the peanut materials are hydrolyzed by the compound enzyme of the neutral protease and the flavor enzyme; thirdly, addition of accessories: after the treatments of the procedures, reduction sugar, amino acid and peanut oil are added into the hydrolysate of the peanut materials; fourthly, thermal reaction to produce an aromatic smell: the hydrolysate of the peanut materials and the accessories are moved into a high pressure reaction kettle to be heated and then be cooled to an ambient temperature; fifthly, prepartion of the aromatic peanut oil: refined peanut oil is added into the reaction liquid after the treatment of the fourth step, the mixture is agitated quickly and then is agitated slowly at a certain temperature, water and impurities are removed by centrifugal separation, and at last the aromatic peanut oil is obtained. The invention has the advantages that: the amino acid and small peptides which are the flavor precursor of the aromatic peanut oil can be obtained by compound enzyme hydrolyzing the peanut materials and then are heated to produce the peanut oil with peanut aromatic flavor.

The invention discloses a phosphor-doped silicon-graphite composite material. The phosphor-doped silicon-graphite composite material comprises phosphor-doped N-type silicon and graphite, is used as a negative active material used for a lithium ion battery, can be used for preventing huge volume expansion of the silicon and has the advantages of high capacity and favorable cycle stability. The invention also discloses a preparation method of the phosphor-doped silicon-graphite composite material. The preparation method comprises the steps of 1, ball-milling, in which the silicon and phosphor are ball-milled in a ball-milling tank; and 2, ball-milling, the ball-milled product in the step 1 and graphene powder are further ball-milled in the ball-milling tank. The invention also discloses a negative electrode material comprising the phosphor-doped silicon-graphite composite material and / or prepared according to the method and the lithium ion battery.

The invention discloses a manufacturing method of porous nanofiber with a controllable aperture. The method comprises the steps of selecting inorganic particles of corresponding size according to requirement of the aperture size of the porous nanofiber; mixing polymers with inorganic salts, heating, so that the polymers are molten, while the inorganic salts are not molten, and then mixing and dispersing; performing electrostatic spinning on molten substances, so as to obtain the nanofiber, placing the nanofiber in a solvent, so as to remove the inorganic salts from the nanofiber, and drying to obtain the porous nanofiber. Thus, the porous nanofiber with the controllable aperture is manufactured. According to the manufacturing method, the inorganic salts are used as pore-foaming agents, so as to manufacture pores which are smaller and more uniform than those of a conventional process and are more economic and environmental friendly, and the conductivity of the polymers can be enhanced, and spinning is easier to realize. According to the manufacturing method, the nanofiber is manufactured by adopting melt electrospinning, and compared with a method of manufacturing the porous nanofiber by adopting solution electrospinning, more materials are applicable.

The invention discloses a vegetal whitening skin care product. The raw materials of the vegetal whitening skin care product comprise luffa stems, frosted mulberry leaves, wheat, wheat straws, eggplant stalks, hot pepper stalks, winter melon seeds, ginger, coix seeds, sticky rice, feverfew, peach blossoms, eggplant blossoms, hot peppers and green grams; and the whitening skin care product which can be an acne removing essence, an acne removing facial mask, beverage removing and anti-wrinkle facial mask powder, brightening lotion and frostbite water without any chemical raw material and any chemical additive; straws of crops which belong to straw energy utilization are rich in source, can be produced in quantity, are free from any environment pollution, and are not only energy-saving, but also green and environment-friendly. Meanwhile, the product can be absorbed efficiently by skin, has good effects on solving the problems such as dark, dull yellow, chilblain, wrinkle removal, color spots, pachylosis, acne and acne marks, and is suitable for all people.

The invention relates to dinnerware made from bran, belongs to novel environment-friendly material products, and provides dinnerware made from crop bran. The dinnerware avoids cross infection of diseases due to long-term use, enables crop resources to be recycled and is environment-friendly and comprises, by weight, 50-60% of dry bran powder, 10%-15% of starch, 10%-15% of calcium carbonate powder, 10%-15% of plant protein adhesive, and 5%-10% of water. A production process of the dinnerware includes: cleaning and drying bran, removing dust and decayed substances, grinding into fine powder by a grinder, adding the starch, the calcium carbonate powder and the plant protein adhesive according a certain proportion, adding mixture of the materials into a certain proportion of water, mixing to obtain mixed slurry, and extruding the mixed slurry under high temperature and high pressure by a hot-press forming machine to obtain the reusable dinnerware of bran.

The invention provides a printing plate and plate roller integrated flexible plate and 3D rapid molding printing type direct platemaking method. The method comprises the following steps: designing a plate to be printed by utilizing a 3D printing plate making method by using three-dimensional software, and selecting a printing material; and spraying to obtain a printing plate material and images and texts on the printing plate material by using a 3D printing machine to obtain a printing plate and plate roller integrated flexible plate. According to the method, a printing plate and the images and texts in a 3D design image are designed into cylindrical shapes; mounting steps are omitted and troubles and labor are not wasted; the operability and the safety are improved; the bending deformation caused by installation does not occur, and the accuracy and the working efficiency are improved; meanwhile, a compensation step of pre-printing deformation amount is omitted; the antenna images and texts cover the printing plate so that the images and texts, and the printing plate are integrated, and the printing plate and a roller are integrated; the content of the images and texts on the printing plate is determined, and the image and text copying accuracy is improved; and the method can be used for creating a new chapter of a printing plate and plate roller integrated flexible plate platemaking technology, and fills up the national blank.