80results about How to "Promote interpenetration" patented technology

The invention relates to a microwave catalytic activation rubber powder composition and a preparation method therefor and belongs to the chemical technology field. The microwave catalytic activation rubber powder composition comprises 100 parts of waste rubber powder, 5-15 parts of softener and 0.3-2 parts of activator. By utilization of radiation effects of microwaves, S-S, C-S crossing bonds of waste tyre rubber powder are damaged fully selectively, thus the stereoscopic crossing net is fractured, the waste tyre rubber powder has a fluffy surface after microwave catalytic activation treatment, mutual permeability and the reaction activity of phase interfaces are raised, and therefore rubber powder composition and asphalt have compatibility.

The invention provides a method for rapidly preparing a cellulose DMAc (Dimethylacetylamide)/LiCl solution, which comprises the following steps of: performing decompressing evaporation for mixed cellulose and dimethylacetylamide DMAc during stirring under the conditions of vacuumizing at a temperature of not lower than 100 DEG C and extracting the distillate, then adding LiCl and introducing dimethylacetylamide of equal quantity with the distillate, continuously vacuumizing and stirring at a temperature of 100-155 DEG C till LiCl is completely dissolved, and extracting the distillate, stirring strongly and then deforming to prepare the transparent cellulose solution. The mass fraction of cellulose is 0.8-15% and the mass fraction of the LiCl is 1-12%. The preparation method of the technical scheme can be used for preparing the cellulose solution rapidly and effectively; and the prepared cellulose solution with homogeneous phase has smaller degree of degradation and is more suitable for industrial production.

The invention provides a deep geothermal exploitation method based on a carbon dioxide medium. The deep geothermal exploitation method comprises the following steps that S1, an injection well and a production well are drilled; S2, the injection well and the production well are fractured; S3, CO2 fracturing is carried out; S4, CO2 heat energy utilization is carried out; S5, cyclic utilization of CO2 is carried out; and S6, CO2 storage is carried out. The method is advantaged in that CO2 is adopted as a fracturing medium and a heat exchange medium, pressure loss and fracturing difficulty in the flowing process of fracturing fluid can be reduced by taking CO2 as the fracturing medium, the heat exchange area of a heat storage stratum can be increased, intercommunication of a micro-fracture network system is promoted, and the reservoir transformation time is saved; meanwhile, CO2 serves as a heat exchange medium, the heat extraction capacity of a heat storage stratum can be improved, a large amount of CO2 can be stored in the underground deep part in the heat exchange process and after heat exchange, and carbon peak reaching and carbon neutralization can be achieved easily.

The invention relates to a mold cutting edge repair welding process. The mold cutting edge repair welding process comprises the following steps: S1, making preparations before welding; S11, drying a welding rod; S12, opening a break; S13, cleaning; S2, preheating: putting a mold into an electric heating furnace, uniformly heating to 250-450 DEG C, and taking the mold out; S3, welding: fixing a mold parent material onto a workbench, and welding by adopting low current gas arc and vertical short arc operation, reverse welding and uniform filling, and jointing during layered staggered welding; S4, heating and preserving heat: putting the welded mold back into the electric heating furnace for heating till the temperature is up to 150-300 DEG C, preserving heat for 25-35 minutes, and the performing furnace cooling; S5, assembling after welding: trimming a welding area, forming a gap, assembling the mold on a machine tool, performing trial production, and detecting a product. The mold cutting edge repair welding process has the advantages of simple machining process, short period, low cost and long service life after repair welding.

The invention provides a ceramic blank and a manufacturing method thereof, and relates to the technical field of ceramics, the ceramic blank includes 80-120 parts by weight of a based blank, 10-20 parts by weight of an enhancer and 1-5 parts by weight of an additive; the production process of the ceramic blank comprises the following steps: 1) making mud, 2) making a wet blank, and 3) drying the blank. Through the improvement of raw materials and production methods, the prepared ceramic blank has good chemical stability and good mechanical strength, and the prepared ceramic blank also has good toughness and shaping property, is anti-falling and not easy to break, has low production cost, long service life and wide application range, and is worthy of promotion.

The invention provides a highland barley maca biscuit and a preparation method thereof. The highland barley maca biscuit is prepared by taking the following raw materials in parts by weight: 10-20 parts of maca powder, 80-90 parts of highland barley powder, 35-40 parts of shortening, 20-25 parts of sweetening agent, 15-20 parts of eggs, 0.6-1.0 part of sodium bicarbonate and 20-25 parts of water. The preparation method comprises the following steps: forming a premixed solution after heating and dissolving the sweetening agent and the shortening, cooling and standing by; mixing and uniformly stirring the maca powder and the highland barley powder, adding the sodium bicarbonate, the premixed solution and the eggs in turn, kneading and forming a dough; standing by the dough for 1-2min, performing the steps of pressing mould shaping and baking, and then cooling, thereby acquiring the highland barley maca biscuit. The highland barley maca biscuit according to the embodiment of the invention has the advantages of organic combination of the highland barley in Tibetan area and maca, unique, sweet, smooth and fine taste, pure natural, complete nutritional ingredients rich in various amino acids and trace elements, and more benefit in absorption of human body.

The invention discloses shock-resisting and breaking-proof ceramic for daily use and a preparation method thereof. The ceramic is prepared from the following raw materials in parts by weight: 20 to 30parts of kaolin, 10 to 20 parts of silicon dioxide, 10 to 20 parts of feldspar, 5 to 15 parts of bamboo charcoal powder, 3 to 10 parts of talcum powder, 5 to 15 parts of zirconium boride, 10 to 15 parts of fructus gardeniae, 3 to 7 parts of tetraethyl orthosilicate, 3 to 5 parts of oxidized polyethlene wax, 5 to 15 parts of epoxy resin and 1 to 3 parts of a silane coupling agent. The shock-resisting and breaking-proof ceramic for daily use, disclosed by the invention, has the advantages of simple production technology, no pollution in a technological process, low raw material cost, fine microstructure crystal grains and high wear-resisting strength of a product; the prepared shock-resisting and breaking-proof ceramic for daily use has high shock-resisting performance and good mechanical strength and is durable.

A polycarbonate synthesis process comprises steps as follows: S1, a raw material mixing stage: melt isosorbide and dialkyl carbonate are stirred and uniformly mixed in a raw material mixing tank; S2, an ester exchange reaction stage: a tower reactor located behind the raw material mixing tank is taken as an ester exchange reactor, and released hydroxyl and aryl reaction products can be removed continuously; S3, a pre-polymerization reaction stage: a kettle pre-polycondensation reactor is arranged behind the ester exchange reactor, a pre-polymerization product is generated in the pre-polycondensation reactor, and meanwhile, released hydroxyl and aryl reaction products are removed continuously; S4: a polycondensation reaction stage: a hydraulic driven horizontal disk polycondensation reactor located behind the pre-polymerization reactor performs microwave processing on a pre-polycondensation product, and the pre-polycondensation product is subjected to polycondensation to form polycarbonate melts. The released hydroxyl and aryl reaction products are removed continuously, so that reaction balance is pushed in the positive direction, the pre-polycondensation product is heated through microwaves in the polycondensation stage, and the reaction rate can be effectively increased.

The invention discloses an amino-terminated aqueous polyurethane dispersion. The amino-terminated aqueous polyurethane dispersion comprises, by mass, 100 parts of water, 30-50 parts of isocyanate, 10-20 parts of polyether polyol, 5-20 parts of a micro-molecular chain extender, 5-15 parts of a hydrophilic chain extender, 5-15 parts of a polyamine chain extender and 1-5 parts of an oxidant. The amino-terminated aqueous polyurethane dispersion has the advantages of high hardness, good wear resistance and excellent water resistance.

The invention relates to a high-efficiency yield-increase wear-resistant polymer coated fertilizer for strawberries, which is prepared from the following raw materials in parts by weight: 0.3-0.6 part of hydroxymethyl cellulose sodium, 34-38 parts of rice bran, 33-35 parts of tobacco leaf powder, 60-65 parts of fruit peel, 43-46 parts of bamboo shoot shell, 21-24 parts of feather meal, 33-37 parts of rape seed cake, 15-18 parts of potassium chloride, 1-2 parts of borax, 0.02-0.04 part of Laetiporus sulphureus, 40-44 parts of cattle manure, 7-10 parts of calcium magnesia phosphate fertilizer, 18-24 parts of ammonium dihydrogen phosphate, 20-25 parts of urea, 0.5-1.0 part of zirconia, 6-9 parts of effective microorganisms, 11-14 parts of modified bamboo fiber, 3-5 parts of polyvinyl alcohol, 3-4 parts of diatomite, 2-3 parts of nano carbon, 1-2 parts of zinc sulfate, 0.2-0.4 part of polyoxyethylene fatty amine, 0.1-0.3 part of sodium persulfate, 3-4 parts of styrene, 0.1-0.2 part of 2-hydroxyethyl acrylate, 2-3 parts of acrylamide and a right amount of water. The high-efficiency yield-increase wear-resistant polymer coated fertilizer for strawberries has the advantages of high water retention property and high adsorptivity, and enhances the quality of the strawberries.

The invention relates to a ceramic metallizing paste and a preparation method and application thereof. The ceramic metallizing paste comprises the following components by mass percent: 71-73% of Mo powder, 8-13% of Mn powder, 9-11% of Al2O3 powder, 7-9% of SiO2 powder and 1.1-3% of CaO powder. All the powder in the formula are mixed and then ground to obtain the granularity of 0.5-1.3 [mu]m, and then a roll-pressing technology is adopted for paste making to obtain the fine and smooth paste with uniform ingredients and small granularity. The ceramic metallizing paste is subjected to metallizing sintering at 1,330-1,350 DEG C to realize good interinfiltration with ceramic, so that the energy consumption is reduced. When the end surface of ceramic is coated with the prepared ceramic metallizing paste, a metallized layer formed after sintering is continuous and compact, the sealing strength reaches 300 MPa or above, which is far higher than the industrial standard, the air tightness of a weld meets the demands, and favorable economical benefits and a wide application prospect are achieved.

A gas separation unit for the separation of a first gas from a mixture containing said first gas as well as further gases by a cyclic adsorption/desorption process using a loose particulate sorbent material for gas adsorption. The particulate sorbent material is arranged in at least two stacked layers (5) that are mounted on a stiff rectangular circumferential frame (7). A plurality of tubes (11) is provided for a heat exchange fluid within the frame (7). The tubes (11) are in thermal contact with a plurality of sheets (9) of metal which are arranged essentially perpendicular to a main plane of the frame (7) and perpendicular to the tubes (11). The sheets (9) extend in a continuous manner between a first pair of mutually parallel metal profiles (7′) and are provided with a plurality of holes (10) through which the plurality of tubes (11) penetrate.

The invention discloses a tartary buckwheat biscuit and a preparation method thereof, and belongs to the technical field of food processing. The tartary buckwheat biscuit comprises the following components in parts by weight: tartary buckwheat flour, wheat flour, yolk liquid, butter, sweet water, table salt, baking soda and a composite leavening agent. The preparation method of the tartary buckwheat biscuits comprises the following steps: mixing sweet water, table salt, baking soda and a composite leavening agent to obtain a first mixture; whipping egg yolk liquid and butter, adding the first mixture, performing stirring to obtain a second mixture, and performing heating; stirring the tartary buckwheat flour, the wheat flour and the second mixture to form dough, and then preparing a cake blank; putting the biscuit blanks into an oven, baking with an upper fire of 130-150 DEG C and a lower fire of 160-170 DEG C, then baking with an upper fire of 180-190 DEG C and a lower fire of 200-210 DEG C, and then baking with an upper fire of 150-160 DEG C and a lower fire of 170-180 DEG C to obtain the tartary buckwheat biscuits. The tartary buckwheat biscuit is crisp in taste, not bitter and high in flavone and phenol content.

The invention discloses an automobile cooling pipe, which is prepared from the following raw materials in parts by weight: 100 parts of ternary fluororubber, 5 to 8 parts of polyurethane pressure sensitive adhesive, 5 to 8 parts of nano simple substance tungsten, 20 to 30 parts of nano graphite fiber, 10 to 15 parts of nano potash feldspar, 4 to 6 parts of kaolin, 1 to 5 parts of magnesium oxide, 2 to 4 parts of hydrotalcite, 3 to 5 parts of calcium hydroxide, 1 to 3 parts of aluminum isopropoxide crosslinking agent, 0.5 to 1 part of silane coupling agent, and 5 to 10 parts of toluene. Nano simple substance tungsten, nano graphite fiber, and nano potash feldspar are added into the conventional raw materials of automobile cooling pipe to carry out modification so as to improve the heat transfer effect of automobile cooling pipe. The potash feldspar can effectively promote the penetration among raw materials, reduces the gaps, and improves the heat transfer performance.

The invention provides a high-strength wear-resistant bucket tooth for an excavator and a preparation process of the high-strength wear-resistant bucket tooth. The high-strength wear-resistant bucket tooth comprises an alloy steel body, a wear-resistant permeation layer and a corrosion-proof coating. The alloy steel body comprises 0.34-0.37% of C, 0.8-1.2% of Si, 0.65-0.7% of Mn, 0.3-0.45% of Mo, 2.8-3.3% of Cr, 0.25-0.28% of Ti, 0.1-0.15% of Ni, 0.18-0.2% of Y and the balance Fe and inevitable impurities. The wear-resistant permeation layer is an Al-Mo-La-Cr multi-component permeation layer. The corrosion-proof coating is an organic silicone resin composite coating. The element matching of the alloy steel body is reasonable, the hardness can reach over 300 HV, the impact toughness can reach 28 J/cm<2>, and in cooperation with the metal wear-resistant permeation layer, the abrasive resistance is improved greatly, the surface strength of the wear-resistant permeation layer can reach over 1,000 HV, the bonding force between the wear-proof permeation layer and the inner-layer alloy steel body and the outer-layer corrosion-proof coating is high, the stripping resistance is high, the hardness and strength of prepared products are high, and the high-strength wear-resistant bucket tooth is excellent in wear resistance and impact resistance and long in service life and has the high economic value and social benefits.

The invention concerns a composite system for reinforcing, in particular, structures made from reinforced concrete or masonry comprising a curable or cured matrix and a textile reinforcement grid, and said two elements taken as such. The aim of the invention is for this system to make it possible to produce a cured composite structure having improved mechanical properties, both in the short term and in the long term (e.g. flexing behaviour, hardness, bending/compression resistance, durability, cohesion). This aim is achieved by the system of the invention in which the grid comprises at least one layer formed: —both from a framework consisting of flat warp yarns and weft yarns; —and from a network binding the framework; characterised in that the binding network is such that it ensures the geometric regularity and dimensional stability of the meshes of the framework, before the grid is applied to the structure to be reinforced. The invention also concerns a method for reinforcing, in particular, structures made from reinforced concrete or masonry, the composite structure obtained from this method, the dry and wet formulations of the curable matrix, and consolidated structures, in particular made from reinforced concrete or masonry.