75results about How to "Good use strength" patented technology

Synthesis of amide adsorptive resin with weak hydrophobic skeleton is carried out by co-polymerizing methyl acrylate with vinyl benzene to obtain ester-based resin, aminolyzing for ester base, acidylating to obtain amide adsorptive resin with weak hydrophobic skeleton, adsorbing flavone compound from Ginkgo extract onto resin by the resin and hydrogen bond synergistic function, flowing ginkgo-lactone, re-crystallizing and eluting to obtain final product. The purity is above 90%, it's simple and non-toxic, it has friendly environment and can be used to supply experimental samples for development of ginkgo lactone.

The invention provides a preparation method and application of a kapok fiber non-woven mask base material, belonging to the field of skincare. The preparation method of the kapok fiber non-woven mask base material, provided by the invention, comprises the following steps: a. carrying out light-alkali partial degreasing treatment on kapok fiber; b. carrying out hollowness degree recovery and softening treatment on the kapok fiber damaged to flat tape shape in the pretreatment process; c. carrying out dehydration drying treatment on the kapok fiber so as to obtain kapok fiber with good spinnability; d. carrying out opening and mixed carding on the kapok fiber to obtain a kapok fiber web; e. carrying out reinforcement treatment on the kapok fiber web by adopting a high-pressure spray method; f. drying the kapok fiber web after reinforcement treatment to obtain the kapok fiber non-woven mask base material. Kapok fiber with high degree of hollowness is adopted for the kapok fiber non-woven mask base material provided by the invention; in use, water absorbed in the fiber cavity can be slowly released, and thus the mask has good moisturizing and water locking effects, is light in gram weight, soft in hand feeding and good in fitness, and further is good in application prospect.

The invention belongs to the technical field of refractory materials, and discloses a casting-molded aluminum-silicon lightweight refractory material which comprises raw materials and solvents, wherein the raw materials comprise ceramic powder as base packing; the solvent comprises water, a thickening agent and a dispersing agent; the raw material of the aluminum-silicon lightweight refractory materials further comprise pure calcium aluminate cement and ceramic fiber for improving the strength and the thermal shock resistance of a product; the solvent further comprise silica sol; the pure calcium aluminate cement and the silica sol act together to complete the hardening process of the refractory material; when the refractory material is hardened, the pure calcium aluminate cement is hydrated and hardened in a solvent and acts with the silica sol to form the framework of the lightweight refractory material, and the ceramic powder and water molecules can be adhered to the framework of the lightweight refractory material. The casting-molded aluminum-silicon lightweight refractory material has the characteristics of fine aperture, uniformity in distribution, good thermal insulation property, high strength, good erosion resistance and good washout resistance.

The invention relates to odorless silicone sealant. The technical scheme is as follows: the odorless silicone sealant is prepared from the following raw materials in percentage by weight: 76-80% of modified room temperature vulcanized silicon rubber, 9-12% of gas-phase silicon dioxide, 7-9% of dimethyl silicon oil, 0.8-1% of crosslinking agent, 1.4-1.6% of titanium complex, 0.06-0.1% of catalyst and 0.8-1% of coupling agent. The silicone sealant provided by the invention causes no corrosion, can only release about 1% of small-molecule alcohol substances (methanol and ethanol) in the curing process, has low odor and is environment-friendly.

The invention provides a degradable high-strength composite air bubble film and a processing method thereof, and solves technical problems that the existing composite air bubble film is too simple instructure, unable to be quickly degraded after being discarded, etc. The degradable high-strength composite air bubble film consists of outer layers and an inner layer. The outer layers are protectivefilms and the inner layer is an air bubble film. The air bubble film consists of the following raw materials in parts by weight: 42-54 parts of polyethylene, 1.3-1.8 parts of flame retardants, 0.6-1.1 parts of antimicrobial agents, 0.5-1.2 parts of plasticizers and 2.2-4.6 parts of biodegradable additives. The invention has an advantage of convenient degradation.

The invention discloses a spoke made from a carbon fiber composite material and a manufacturing method thereof. The spoke comprises a spoke prepared by stacking a plurality of carbon fiber materials layer by layer. A bearing unit with an annular face is arranged on the spoke in a convex manner, and a plurality of fastening holes are formed through close to the periphery of the outer side of the bearing unit, and an accommodating space is formed between two adjacent fastening holes; a protruding carbon fiber reinforcing rib is arranged on the edge of each fastening hole, and a plurality of carbon fiber pipe fittings are arranged in the accommodating space; as the first end portions and the second end portions of the plurality of carbon fiber pipe fittings are separately located on the annular face of the bearing unit and the position of the accommodating space, the bearing unit and the accommodating space can be grasped simultaneously by means of the plurality of carbon fiber pipe fittings when the spoke is impacted, so that the condition that the spoke is directly broken or is locally damaged is avoided. Better using strength in use can be obtained, and the practical function characteristic is further enhanced in integral implementation of the spoke.

The invention discloses a waterproof breathable fabric compounding method. A produced waterproof breathable fabric comprises a fabric body, the fabric body comprises two blended breathable layers anda macromolecule waterproof breathable material layer, the macromolecule waterproof breathable material layer is located between the two blended breathable layers, each blended breathable layer comprises blended wefts and blended warps, and the blended wefts and the blended warps both comprise cotton fibers and polyester fibers. According to the compounding method, the fabric body, the blended breathable layers, the macromolecule waterproof breathable material layer, the blended wefts, the blended warps, an antistatic coating, cotton fibers and polyester fibers are adopted, so that the fabric can achieve the effect of comfort in use and wearing; the fabric is lighter and softer in material and better in use strength, the fabric can be lighter and more comfortable for a user to wear by determining the use thickness of the blended breathable layers and the macromolecular waterproof breathable material layer, and the use strength and use flexibility of the fabric can be effectively ensuredby determining the use twist of the blended wefts and the blended warps.

The invention discloses a floor panel, which is rectangular and is provided with a top side and a bottom side in parallel, as well as a first opposite side and a second opposite side also in parallel; adjacent floor panels are matched, connected and form the floor by floor connecting pieces; at least the first opposite side of the floor panel is provided with a first groove; the height of each floor connecting piece equals to that of the floor panel; each floor connecting piece is provided with a tabling part matching with the first groove; the width of the top side of the floor panel is bigger than that of the bottom side of the floor panel; the width of the top side of the corresponding floor connecting piece is smaller than that of the bottom side of the floor connecting piece. The invention provides a floor panel with simple structure, so as to ensure the installation intensity and well matching of the floor panels.

The invention discloses an anti-corrosion and anti-cracking process for furniture plates. The process comprises the following steps: uniformly adding a water-based resin, acrylic emulsion, a wetting agent, methyl n-amyl ketone, a dispersing agent and graphene oxide into a high-speed stirrer, and carrying out high-speed mixing and stirring at a rotating speed of 200-500 r/min for 20-30 min to obtain a mixture; putting the mixture into a reaction kettle, adding a defoaming agent, water, a film forming aid and a preservative, fully mixing and stirring, and carrying out heating and mixing treatment for 40-60 min at a temperature of 45-60 DEG C and a mixing speed of 500-600 r/min to obtain an anti-corrosion environment-friendly paint for standby application; and carrying out rough machining treatment on a to-be-treated plate. According to the present invention, the corrosion resistance is high, the use strength is good, the plate has characteristics of high corrosion resistance and good anti-cracking effect, and can be used in the low-temperature environment and the high-temperature environment, the cracking phenomenon generated after thermal expansion and cold contraction is effectively avoided, and the water-based resin is adopted as the main material so as to provide the good environmental protection effect during the use without damaging the environment and the human body.

The invention provides a manufacturing method of a high-strength anti-aging cable protection pipe. The manufacturing method comprises the following steps of a, stirring, wherein 100 parts of high-density polyethylene resin, 0.8-2.2 parts of an antioxidant, 1-4 parts of a lubricating agent, 0-40 parts of a filling agent, 6-20 parts of a plasticizer, 0.5-1.5 parts of a stabilizer and 4-8 parts of color masterbatch are weighed and placed into a stirrer for stirring treatment; b, drying, wherein a mixture is dried through a drying machine; c, extrusion and molding, wherein extrusion treatment of the mixture is carried out through an extruder, and the mixture enters a mold for molding treatment after extrusion; d, shaping, wherein shaping treatment of a semi-finished pipe is carried out; e, cooling, wherein the semi-finished pipe is cooled through cooling equipment; f, cutting, wherein the semi-finished pipe is cut through slitting equipment; g, polishing, wherein an end opening of the semi-finished pipe is polished through an end opening polishing device; h, spraying, wherein surface spraying treatment of the semi-finished pipe is carried out through a surface treatment device; and i,code spraying, wherein code spraying treatment of the semi-finished pipe is carried out through an automatic code spraying machine.

The invention discloses a self-aligning roller bearing with an adjustable clearance. The self-aligning roller bearing comprises a bearing seat, and an inner ring and an outer ring which are coaxially arranged, wherein a positioning step is formed at one end of the bearing seat, the outer ring is arranged in a split mode to form two outer sub-rings, the two outer sub-rings are both installed on the bearing seat, one outer sub-ring abuts against the positioning step, roller paths are arranged at the positions, corresponding to the two outer sub-rings, of the outer wall of the inner ring, retainers are arranged between the two outer sub-rings and the inner ring, rollers are arranged in the retainers and rotationally matched with the roller paths, the other end of the bearing seat is in threaded fit with an adjusting check ring, the adjusting check ring abuts against the side walls of the outer sub-rings, a pressing ring used for fastening the adjusting check ring is further arranged on the bearing seat, and dustproof covers are arranged between the positioning step and the inner ring and between the pressing ring and the inner ring. The clearance is convenient to adjust, and meanwhile, the structure is simple, operation is convenient and fast, and the use effect of the product is improved.

The invention discloses an automobile die manufacturing process which comprises the following steps: 1, putting die steel into a smelting furnace, adding silicon carbide fiber and glass fiber into the smelting furnace, heating a mixture in the smelting furnace, and then carrying out a series of thermal treatment; 2, placing the mixture in the smelting furnace into liquid nitrogen for treatment for 3 to 6 hours, and carrying out carburizing treatment on the surface of the mixture; 3, designing the shape and the size of a die through three-dimensional software; 4, machining the die steel through a numerical control machine tool, and polishing the excircle through a grinding machine to obtain the smoothness and the size of the die; 5, treating the machined die; and 6, carrying out finish milling and die repairing on the die subjected to thermal treatment to obtain a finished product. The manufacturing process disclosed by the invention is simple; the production period of the existing automobile die is greatly shortened; the manufactured die is high in use strength and high in wear resistance and use flexibility; and the service life of the product is greatly prolonged.

The invention relates to the technical field of basic electric elements, in particular to glass wool used for an AGM separating plate. The glass wool used for the AGM separating plate is prepared fromthe following raw materials in parts by weight: 80-120 parts of compound glass wool fiber yarns, 10-20 parts of a binder and 2-7 parts of a corrosion inhibitor. The glass wool used for the AGM separating plate is high in purity and good in mechanical strength and chemical stability and has good acid and base resistance and high use intensity, and the AGM separating plate prepared by adopting theglass wool used for the AGM separating plate has relatively good usability in a lead-acid storage battery.

The invention discloses glazing cement. The glazing cement is prepared from, by weight, 20-30 parts of inorganic gel, 2-6 parts of reinforced fibers, 4-6 parts of calcium oxide, 3-5 parts of magnesiumoxide, 3-5 parts of potassium oxide, 1-3 parts of basic cupric carbonate, 8-10 parts of organic modified resin, 2-4 parts of calcium carbonate, 5-7 parts of modified tourmaline powder, 8-10 parts ofepoxy resin, 10-15 parts of iron ore powder, 20-30 parts of clay, 20-30 parts of fluorgypsum, 30-40 parts of river sand, 10-12 parts of a cement reinforcing agent, 0.5-1.5 parts of a retarder, 1-3 parts of a modifying agent, 2-4 parts of a coupling agent, 1-3 parts of an adjusting agent, 0.5-1.5 parts of a water reducer and 0.5-1.5 parts of a flexibilizer. The glazing cement is simple in preparation method, labor hours and energy consumption are reduced, the cost is reduced, and the glazing cement is good in prospect when used for architecture.

The invention discloses mullite mixed powder and a preparation method thereof, and application in 3D printing. In the application process, 3D printing forming of complex shapes of mullite blocks is achieved through layered water mist curing of mixed mullite powder in a 3D manner, and finally high-temperature reaction powder reacts with the mullite powder at a high temperature to obtain the porousmullite body with certain strength. According to the method, porous mullite crystals are prepared by adopting a mode of combining 3D printing with sintering, and accurate control of shape and performance parameters is realized by controlling component differences in 3D printing powder. In the 3D printing process, water is adopted as a 3D printing curing agent, so that the forming mode is simple and environmentally friendly.

The invention relates to a two-component odor-removing hollow glass silicone sealing glue, which is prepared by mixing a component A and a component B. In the prior art, auxiliary agents such as KH550, KH560, KH602 and KH792 and a glue are mixed so as to be used. According to the present invention, the technology is different from the prior art, and comprises: carrying out mixing cross-linking onthe four components such as KH550, KH560, KH602 and KH792 so as to completely perform cross-linking, and dibutyltin dilaurate is added to the component B, such that the product of the present invention has advantages of good odor removing effect and strong bonding strength, wherein the detection results show that the content of methanol, ethanol and other small molecule alcohol substances is about1%, and the bonding strength can achieve 0.86 MPa while the film plating glass bonding strength of the existing ketoxime type silicone glue is only 0.46 MPa; and the two-component odor-removing hollow glass silicone sealing glue is economical, environmentally friendly, safe and effective, and is suitable for promotion, production and use.

The invention discloses a preparation method of insulation thermal-conductive canvas. The method is characterized by comprising the following preparation steps: step 1, performing twill weaving on polyester fibers by using a braiding machine, wherein the polyester fibers adopt 50-100 D of filaments; step 2, mixing a polyamide hot melt adhesive and phenolic resin according to a mass ratio of the polyamide hot melt adhesive to the phenolic resin of (3-5):1, placing the obtained mixture in a beaker, performing melting under heating and stirring, and performing uniform mixing to obtain an adhesivefor standby application; step 3, preparing a polyimide film insulation layer material; and step 4, performing bonding. The method provided by the invention modifies the technical problem that a current conductor protective layer has a low service life, is greatly affected by the environment, easily accumulates internal energy and cannot release the internal energy in time; and the insulation conductor canvas prepared by adopting the method is an excellent heat conductor, polyester canvas is compounded with a polyimide film, so that the insulation conductor canvas has higher insulation performance, and at the same time, the polyester canvas has better strength during use to prevent a conductor from being stretched and deformed under external force.

The invention discloses cement pile material composition containing rice husks and crushed stone and a preparation method of a cement pile containing the rice husks and the crushed stone. The composition comprises cement, fly ash, the rice husks, plant ash, white glue, the crushed stone and water; in terms of 100 parts by weight of the cement, the composition comprises 20-70 parts of the fly ash, 10-50 parts of the rice husks, 5-30 parts of the plant ash, 10-30 parts of the white glue, 1-10 parts of the crushed stone and 50-100 parts of the water. The cement, the fly ash, the rice husks, the plant ash, the white glue, the crushed stone and the water are mixed and put into a mold for molding, the cement pile is prepared, so that the cement pile prepared from the materials which are mixed and put into the mold have natural components, and accordingly, the cement pile has less environmental pollution during actual use, still has higher use strength during use and has greatly improved applicability to the environment.

The invention discloses a special multi-point temperature measuring device for an adsorption tower, and the device comprises a junction box, a connecting pipe which is connected to the outer wall of one end of the junction box through a locking nut, a connecting sleeve A which sleeves the tail end of the connecting pipe, and a flange which is connected to the tail end of the connecting sleeve A. A connecting sleeve B is clamped between the connecting sleeve A and the flange. Threaded holes distributed at equal intervals are formed in one end of the connecting sleeve B, temperature measuring components are inserted into the threaded holes, a wire is arranged in the connecting pipe, and a protective cap is connected to one end of the wire in a pressing mode. Compared with a traditional single-point temperature measuring device, the temperature measuring device only needs one set of fixing equipment and one temperature measuring pipeline, signal lines of the temperature measuring device are convenient to bundle, the adsorption tower is cleaner, disassembly and maintenance are convenient, corrosion resistance is high, anti-seismic performance is high, external moisture and dust can be isolated, the internal structure can be effectively protected, and by adopting the non-winding platinum thermistor element, the service life is greatly prolonged, and the anti-seismic property is greatly improved.