32results about How to "Choose from a wide range of sources" patented technology

The present invention provides a nutrient balance compound type licking brick for cattle and sheep and its preparation process. Every kg of licking brick contains 0.5-0.3g of zinc sulfate, 0.1-0.2g of copper sulfate, 0.2-0.3g of manganese sulfate, 0.01-0.02g of sodium selenite, 0.01-0.3g of potassium iodide, 0.03-0.06g of cobaltous chloride, 0.1-0.3g of magnesium oxide, 0.02-0.04g of nano zinc sulfate and copper sulfate mixture, 30-150g of sodium sulfate, 40-80g of calcium hydrogen phosphate, 0.2-1g of chromium nicotinate, 50-200g of carrier, 150-300g of edible sale, 200-300g of solidifying agent, 20-80g of freacle, 50-200g of urea, 20-80g of puffed corn flour, 20-80g of physiological regulating and controlling agent and 10-60g of vitamin premixed material.

The present invention provides a high-energy compound type licking brick for cattle and sheep and its preparation process. Every kg of licking brick contains 0.15-0.3g of ferrous sulfate, 0.15-0.3g of zinc sulfate, 0.1-0.2g of copper sulfate, 0.2-0.3g of manganese sulfate, 0.01-0.02g of sodium selenite, 0.05-0.3g of potassium iodide, 0.03-0.08g of cobaltous chloride, 0.1-0.3g of magnesium oxide, 0.03-0.03g of nano zinc oxide and copper sulfate mixture, 30-120g of sodium sulfate, 40-80g of calcium hydrogen phosphate, 50-200g of carrier, 150-300g of edible salt, 200-300g of solidifying agent, 80-150g of treacle and 150-300g of high-energy lipoid powder.

The invention relates to a cattle and sheep fattening barbary wolfberry fruit and licorice root health-care licking brick and a preparation method thereof, and the licking brick is characterized in that each kg of the licking brick comprises the following raw materials: 0.21-0.35g of ferrous sulfate, 0.21-0.35g of zinc sulfate, 0.14-0.21g of copper sulfate, 0.24-0.35g of manganese sulfate, 0.01-0.02g of sodium selenite, 0.07-0.35g of potassium iodide, 0.03-0.07g of cobalt chloride, 0.14-0.35g of magnesium oxide, 6.0224-8.038g of chromium nicotinate, 30-150g of sodium sulfate, 200-300g of common salt, 200-300g of bentonite, 30-60g of molasses, 190-285g of barbary wolfberry fruit and 50-100g of licorice root. The preparation method combines the chemical coagulation technology and the mechanical pressing technology, simultaneously targets the characteristics of cattle and sheep fattening and develops the nutrition licking brick which adds the barbary wolfberry fruit and the licorice root and supplements cattle and sheep complex nutrition, thereby fully playing good properties of cattle and sheep. The licking brick is characterized by a wide range of sources for selecting a curing agent, low cost, more comprehensive nutrition, greater density, reasonable feed intake, sustained release of elements, health care, safety, environmental protection and the like, thereby being suitable for raising levels with different feeding methods.

The invention relates to a method for preparing modified wood by compounding heat treatment based on alkali lignin. The method comprises the following steps: (1) soaking the wood treated in vacuum ina 1,4-dioxane solution with alkali lignin, adjusting the pressure to 0.2-0.8MPa and retaining the pressure for 50-90 minutes; and (2) taking the wood soaked in the step (1) out, drying the wood, putting the wood under the condition at the temperature of 120-200 DEG C, and carrying out heat treatment for 1.5-4 hours to obtain the modified wood. The method is used as a non-toxic and long-acting woodmodification manner with low cost and simple process; the modified wood with high water resistance and high size stability is prepared by compounding a heat treatment method; the defects of high possibility of cracking and high possibility of deformation of the fast-growing wood can be effectively overcome; the bottleneck problem of utilization of the fast-growing wood at present can be solved.

The invention relates to a method for modifying enzymatic hydrolysis lignin by alkali activation. The method comprises the following steps: fully dissolving lignin in alkaline liquor according to mass ratio of enzymatic hydrolysis lignin to a base catalyst to distilled water of1.0:(0.1-2.0):(5.0-10.0); then, pouring the mixture into a hydrothermal reaction kettle; after reaction, adjusting the pH to 1.0 by HCl; and settling, filtering, washing and drying to obtain pure activated enzymatic hydrolysis lignin. According to the method provided by the invention, biomass-refined lignin, namely enzymatic hydrolysis lignin which is wide in source and low in price is selected as the raw material to carry out modification by alkaline activation on the lignin. More active functional groups such as phenolic hydroxyl groups are exposed for the activated lignin, so that the water solubility of the lignin is increased, and meanwhile, the molecular weight is reduced, thereby improving the reaction activity with formaldehyde and replacing phenol in a higher proportion. The method is significant for realizing development and utilization of the lignin which is a huge renewable resource.

The invention relates to a method for preparing adhesive ferrite magnetic powder. The method comprises the following steps: mixing a strontium-containing compound and/or a barium-containing compound with iron oxide red so as to obtain a mixed material, sintering the mixed material so as to obtain a sintered material, crushing the obtained sintered material, screening with a screening net so as to obtain crude powder, finely grinding the crude powder into slurry so as to obtain fine powder, further uniformly mixing the fine powder with an alcamines mixture so as to obtain ferrite magnetic powder, and finally annealing the obtained ferrite magnetic powder, thereby obtaining the adhesive ferrite magnetic powder. By adopting the method, a process route is shortened (without acid pickling), the purity of raw materials is lowly required (particularly the content of chlorine), the raw materials are relatively widely selected, the production process is low in control difficulty, and the cost is greatly reduced. The adhesive ferrite magnetic powder prepared by using the method is high in magnetism, the residual magnetic flux density of the powder is as high as 273mT, the intrinsic coercive force of the powder is as high as 310kA/m, and the maximum magnetic energy product of the powder is as high as 13.8kJ/m<3>.

The invention relates to a Tan sheep fattening lamb special nutrition licking brick and a preparation method thereof, and the licking brick is characterized in that each kg of the licking brick comprises the following raw materials: 0.10-0.15g of ferrous sulfate, 0.10-0.15g of zinc sulfate, 0.07-0.10g of copper sulfate, 0.12-0.16g of manganese sulfate, 0.01-0.02g of sodium selenite, 0.05-0.15g of potassium iodide, 0.01-0.03g of cobalt chloride, 0.05-0.15g of magnesium oxide, 2-5g of chromium nicotinate, 30-150g of sodium sulfate, 50-100g of calcium hydrophosphate, 50-250g of extruded corn seed powder, 200-300g of common salt, 200-300g of bentonite and 60-100g of molasses. The preparation method combines the chemical coagulation technology and the mechanical pressing technology, simultaneously targets the characteristics of Tan sheep fattening and develops the nutrition licking brick which supplements mineral nutrition for Tan sheep, thereby fully playing good properties of the Tan sheep. The licking brick is characterized by a wide range of sources for selecting a curing agent, low cost, more comprehensive nutrition, greater density, reasonable feed intake, sustained release of elements, health care, safety, environmental protection and the like, thereby being suitable for raising levels with different feeding methods.

The invention relates to a cattle and sheep fattening sustained-release protein licking brick and a preparation method thereof, and the licking brick is characterized in that each kg of the licking brick comprises the following raw materials: 0.21-0.35g of ferrous sulfate, 0.21-0.35g of zinc sulfate, 0.14-0.21g of copper sulfate, 0.24-0.35g of manganese sulfate, 0.01-0.02g of sodium selenite, 0.07-0.35g of potassium iodide, 0.03-0.07g of cobalt chloride, 1.14-3.35g of magnesium oxide, 35-160g of sodium sulfate, 50-100g of calcium hydrophosphate, 130-310g of extruded corn seed powder, 200-300g of common salt, 200-300g of bentonite, 30-60g of molasses, 50-100g of extruded urea and 3-7g of acetoxy oxolinic acid. The preparation method combines the chemical coagulation technology and the mechanical pressing technology and simultaneously grants the extruded urea, the acetoxy oxolinic acid and other substances in the formula raw materials, so that the licking brick has the advantages of a wide range of sources for selecting a curing agent, low cost, more comprehensive nutrition, greater density, reasonable feed intake, sustained release of elements, health care, safety and environmental protection, thereby being suitable for raising levels with different feeding methods.

The invention discloses compound yak blocks for balancing minerals in warm seasons. Each kg of blocks are formed by the following raw materials: 0.3-0..9g of zinc sulfate, 0.3-0.6g of copper sulfate, 0.01-0.02g of sodium selenite, 0.07-0.2g of potassium iodide, 0.04-0.08g of cobalt chloride, 20-40g of magnesium oxide, 3-6g of chromium nicotinate, 50-100g of calcium hydrophosphate, 300-500g of salt, 200-400g of bentonite, 30-60g of cement, 20-100g of limestone and 30-60g of molasses. The invention simultaneously provides a preparation process of the compound yak blocks. The blocks and the preparation process have the following advantages: according to the seasonal characteristics of yak production and seasonal variations of contents and compositions of mineral elements in grass, in combination with compositions and quantities of mineral elements in soil ingested by the yaks, the yak block mineral formula is optimized in real time to realize balanced supply of the mineral elements to the yaks; the chemocoagulation process and the mechanical compaction process are optimally combined; and the products have high density and reasonable feed intake and are suitable for yak mineral element supply in warm seasons.

The present invention relates to medical tissue engineering, and is process of preparing tissue engineering cartilage with inner support for use as permanent prosthesis clinically. The process includes the following steps: making inner support with nondegradable stable medical porous high-density polyethylene MEDPOR, coating the inner support with nonwoven net of degradable polyglycolic acid (PGA) with high biocompatibility to form compound MEDPOR-PGA rack, dropping prepared autologous marrow matrix stem cell suspension to the nonwoven PGA net, in vitro culturing to the inducing solution with DMEM cartilage connecting TGF-beta1,IGF-I and insulin for certain time, and implanting to under skin for 4-6 weeks to constitute the tissue engineering cartilage. The present invention makes it possible to prepare clinically essential permanent implant.

The invention provides a three-dimensional net rack bamboo filament wall, which is formed by a base material and a three-dimensional net rack buried in the base material, wherein the base material is prepared from the following materials in parts by weight: 10 to 15 parts of bamboo filaments, 4 to 6 parts of cements, 1 to 3 parts of perlites, 0.01 to 0.03 part of adhesion agent and 0.2 to 0.6 part of functional auxiliary material. The three-dimensional net rack bamboo filament wall provided by the invention adopts the bamboo filaments with wide sources, long fibers, good flexibility and small decomposing possibility as a main raw material, and utilizes the characteristic that the bamboo filament fibers are uniformly dispersed to interweave a spider web, so that the compactness of the wall can be improved; in addition, various functional components are matched, so that under the regulation of a three-dimensional net rack structure, the prepared wall has the excellent characteristics of heat insulation, fire and water resistance, shock and crack resistance, corrosion resistance and sound insulation, striking resistance, wear resistance, ageing resistance, high strength and light weight.

The invention belongs to the technical field of traditional Chinese medicine inhibitors and preparation thereof, and discloses a traditional Chinese medicine preparation for resisting diseases and insect pests and a preparation method thereof. According to the traditional Chinese medicine preparation, artemisia apiacea, nerium oleander, pinellia ternate, rhizoma alismatis, celastrus angulatus, castor oil plants, ailanthus altissima leaves, purslane, prunella vulgaris, cortex dictamni, ligusticum wallichii, golden cypress, Chinese pulsatilla roots, dandelions, duchesnea indica, rumex japonicus,sanguisorba officinalis roots, hairyvein agrimony, pine needles, sargentgloryvine stems, xanthium sibiricum, camellia oleifera, achyranthes roots, aster, basil, cassia seeds and garden balsam stems are selected to prepare the traditional Chinese medicine preparation. The invention ensures that the nutrient components among the raw materials are more comprehensive and satisfies the requirements ofcrops for the diversity of nutrient elements; various nutrient elements contained in the traditional Chinese medicine preparation can also be quickly absorbed and utilized by crops, so that the growth is accelerated, and the damage is reduced; and the synergistic effect of the effective components has a good inhibition effect on diseases and insect pests. The preparation method is simple in process, convenient in process, simple in configuration, wide in raw material selection source, free of by-products, economical and environment-friendly, and maximization of raw material utilization is realized.