47 results about "Glass aggregate" patented technology

The invention provides a concrete paving brick capable of clarifying air produced by using building waste and recycled glass and the manufacturing method thereof. The paving brick comprises an absorption layer and a foundation layer, the absorption layer comprises cement, aggregate, titanium oxide and coal ash or kaolinite powder, the aggregate of the absorption layer comprises recycled aggregate, waste glass aggregate and sand or stones; the foundation layer comprises cement, aggregate and coal ash or kaolinite powder, the aggregate of the foundation layer comprises recycled aggregate, waste glass aggregate and sand or stones. The paving brick of the invention has good function of absorbing exhaust gas and good strength.

A cementitious composition for high density, low porosity sheet-form building materials having solid surfaces is comprised of cement, pozzolans, and a high percentage of fine and/or coarse glass aggregate, preferably present in an amount which by weight is at least 60% of the composition. The cement content is relatively low, preferably in the range of about 3% to 20% by weight, and the pozzolan to cement ratio is relatively high, preferably equal to or greater than unity, but which can suitably be in the range from 0.25 to 4. The composition preferably uses recycled glass and preferably has a high recycle content. The sheet-form material made in accordance with the invention can be used to provide exposed solid surfaces, for example, surfaces for shower walls and floors, counter-tops, table-tops, and the like, where low hydraulic permeability and high compressive and tensile strength are desired.

The invention relates to a method for preparing compound microcrystalline glass based on a raw material of iron tailings. The method comprises the following steps of: paving and sprinkling the raw material for preparing the microcrystalline glass on a refractory slab according to a microcrystalline glass aggregate of a certain thickness, wherein the nucleation temperature is 880-890 DEG C, the holding time is 50-60 minutes, the crystallization temperature is 1130-1140 DEG C, and the holding time is 85-95 minutes; then gradually cooling down until the temperature is less than or equal to 100 DEG C; drawing; and shaping. According to the method, the microcrystalline glass aggregate prepared from the iron tailings is used as a filler, the prepared compound microcrystalline glass is not taupe anymore, and silicon, aluminum, zinc, calcium and magnesium of different colors can be added as main components to form the microcrystalline glass aggregate of a wollastonite crystallization system, so that the color of the compound microcrystalline glass based on the raw material of the iron tailings is enriched, and decorative needs are met.

The invention belongs to the field of road engineering and relates to a high-identification-property bituminous pavement material and a method for paving the materia, which are suitable for highways of a second grade and below, rural roads, urban secondary roads and urban roads below the urban secondary roads, block roads, community roads, roads of tunnels, overpasses and the like, as well as road sections in which illumination is not available or illumination brightness is insufficient and a certain potential safety hazards of traffic exist. The high-identification-property bituminous pavement material is mainly characterized in that glass aggregates are doped in a bituminous mixture, the brightness of pavement can be increased by utilizing the reflecting performance of the glass aggregates, and thus, the identification property of the pavement at night can be enhanced to a certain extent. The technological method provided by the invention is simple in process and free of additional equipment requirements, waste glass raw materials can be fully utilized, the identification property of the pavement at night is greatly enhanced under the condition of not obviously increasing the construction cost, and thus, the traffic safety of the road is guaranteed in a better way.

The invention discloses a microcrystalline glass aggregate raw material, a method and a raw material and method for preparing a low-fluorine high-strength microcrystalline glass plate. The microcrystalline glass aggregate raw material comprises 2-mesh glass ceramic granules, 8-mesh glass ceramic granules, 10-mesh glass ceramic granules and 20-mesh glass ceramic granules. Granules are used as raw materials, nucleation treatment, crystallization treatment and sintering treatment are carried out on the granules, and melting treatment for forming is not needed any more, so that the process of preparing the low-fluorine high-strength microcrystalline glass plate is optimized.

The invention discloses a method for improving the interface adhesion between glass aggregate and asphalt by using nanometer iron oxide. The nanometer iron oxide is used to improve the interface adhesion between glass aggregate and asphalt in order to improve the glass aggregate utilization rate and realize good adhesion, good durability, small energy consumption and no pollution to environment. The method comprises the following steps: 1, cleaning and drying the glass aggregate for later use; 2, preparing a nanometer iron oxide solution, immersing the glass aggregate in step 1 in the nanometer iron oxide solution, and taking out and drying the glass aggregate after the surface of the glass aggregate is completed infiltrated with the nanometer iron oxide solution; and 3, immersing the glass aggregate obtained in step 2 in hot matrix asphalt to make the surface of the glass aggregate completely wrapped with the matrix asphalt.

The invention relates to the field of wear-resistant ground material, and in particular, relates to a wear-resistant ground material using waste glass and a preparation method thereof. The wear-resistant ground material comprises the components in parts by mass: 20-60 parts of cement; 40-70 parts of the waste glass; 0.5-5 parts of a waste glass modification agent; 1-10 parts of a redispersible latex powder; and 1-10 parts of auxiliary components. The preparation method comprises the steps: firstly, washing the waste glass cleanly, and processing the waste glass into particles; fully mixing the waste glass modification agent with the cement; then fully mixing the cement fully mixed with the modification agent with the redispersible latex powder and the auxiliary components; and then adding the waste glass aggregate, mixing until the color and the interface are mixed uniformly, weighing, and packing. The wear-resistant ground material has the advantages of high strength, high wear resistance, good gloss, anti-pollution function, beautiful appearance and low cost, can achieve waste utilization and environmental protection, and is suitable for road surfaces, factory floors and the like.

The invention discloses a luminescent cement-based grindstone terrace system and a construction process thereof. A grindstone terrace comprises a concrete base layer and a concrete cemented layer which is poured on the concrete base layer; prefabricated luminescent glass aggregate located at the same height is vertically distributed in the concrete cemented layer, and the top face of the prefabricated luminescent glass aggregate is exactly exposed; the prefabricated luminescent glass aggregate is composed of a bottomless vacuum glass column and a glass bottom cover, wherein the middle of the glass bottom cover is provided with a cylindrical protrusion; the top face of the protrusion is brushed with a long-afterglow fluorescent powder layer; and the glass bottom cover is bonded to an opening in the bottom end of the bottomless vacuum glass column, and the protrusion arranged on the glass bottom cover is located in the bottomless vacuum glass column. Basic materials of the grindstone terrace are all inorganic materials, thus the construction cost is low, and the potential safety hazard existing in an epoxy grindstone terrace is avoided; and the process is convenient and rapid, and the luminescent grindstone terrace with the better artistic aesthetic feeling can be obtained.

The invention belongs to the field of building materials and in particular provides fine glass aggregate light permeable concrete and a preparation method thereof. The fine glass aggregate light permeable concrete is prepared from the following raw materials in parts by weight: 125-135 parts of water, 245-270 parts of cement, 100-120 parts of coal ash, 30-35 parts of silicon ash, 550-600 parts offine glass aggregate, 4-5 parts of a water reduction agent, 0.15-0.20 part of a thickening agent, 1.5-2.0 parts of a defoaming agent and 0.8-1.1 parts of an anti-cracking fiber, wherein the raw materials are uniformly mixed and cast into a mold full of a plastic optical fiber. As waste glass is adopted as the fine aggregate for completely replacing natural sand/machine-made sand in light permeableconcrete, property requirements of the light permeable concrete can be met, and a novel way is provided for resource utilization of the waste glass and natural sand resource conservation.

The invention discloses a bituminous mixture doped with glass aggregates and a preparation method thereof. The invention aims to prepare a mixture having the advantages of excellent deformation performance and thermodynamic performance and high water stability and high-temperature stability, so as to increase the use ratio of the waste glass and protect the environment. The bituminous mixture comprises the following materials in parts by weight: 6.0-10.0 parts of matrix asphalt, 12.0-20.0 parts of coarse glass aggregates, 6.0-18.0 parts of fine glass aggregates, 8.0-16.0 parts of mineral powder and 1.0-1.5 parts of a TPS modifier, wherein the grain sizes of the coarse glass aggregates are more than 4.75mm but less than or equal to 16mm; the grain sizes of the fine glass aggregates are more than 0.6mm but less than or equal to 4.75mm; and limestone mineral powder is used as the mineral powder.

The invention aims to provide a manufacturing method of multifunctional concrete building blocks through effectively pressing building wastes, recycled lead-containing waste cathode ray tube cone glass (TFG) and Nano-TiO2 through a pressing machine. The method comprises the following steps: uniformly dry-stirring cement, fly ash, recycled fine aggregates, recycled coarse aggregates, the Nano-TiO2and lead-containing waste glass aggregates subjected to acid washing to obtain a mixture; then adding water into the mixture; finally putting the obtained mixture into a steel mould; firstly performing pressing and compaction at a first time by using the pressing machine; leveling the mixture on the surface of a test piece and then performing pressing and molding by using the pressing machine to obtain the green, environment-friendly and multifunctional concrete building blocks. According to the concrete building blocks manufactured by using the method disclosed by the invention, the requirements on mechanical performance and durability performance can be met; moreover, the concrete building blocks also have a plurality of practical functions, such as sealing and safekeeping of lead oxide,radiation prevention and air purification, and can be applied to places, such as roads, hospitals, factories and nuclear industry, which require air purification or X-ray protection.

The invention discloses an application of waste glass and a preparation method of colorful tempered-glass aggregate for a slippery road surface. The preparation method includes: using the waste glass as the colorful tempered-glass aggregate for the slippery road surface; grinding the waste glass into powder, adding high-temperature pigment, and pelleting through high-strength rolling to form irregular particles; quickly calcining the irregular particulars at low temperature to have the same sintered into high-strength anti-sliding color particles. The colorful tempered-glass aggregate is made by recycling the waste glass, waste materials are utilized, and environmental protection is achieved; dry powder is used for pelleting during the entire course, drying is not needed, and energy is saved; low-temperature quick calcining is adopted, calcination can be performed at the temperature ranging from 650 degrees to 700 degrees, and the calcination temperature of the ceramic particles of an ordinary road surface ranges from 1000 degrees to 1100 degrees; as it measured, one-ton of fire coal can be saved for each production of one-ton of the aggregate; granulation calcination of the glass powder is adopted, so that melting point is low, porcelain is easily formed on the surface of the aggregate which is more colorful than common ceramic particles and free from fast color.

A process for making a colored composite pavement structure comprising silylated glass aggregate particles and a polymeric binder composition is disclosed. Systems and methods are also disclosed for providing a colored composite material that cures into a pavement structure. In one embodiment, a colorant concentrate is provided by combining an inorganic colorant with a portion of a first component of a polymeric binder composition. The colorant concentrate can then be combined with the first and second components of the polymeric binder composition to provide a colored polymeric binder composition. The colored polymeric binder composition may then be applied to silylated glass aggregate particles to provide a colored composite material that cures into a pavement structure.

The invention belongs to the technical field of building materials, and particularly relates to carbon sequestration type multifunctional high-strength pervious concrete and a preparation method thereof, and a pavement. The carbon sequestration type multifunctional high-strength pervious concrete provided by the invention comprises a base layer composition and a surface layer composition. The base layer composition is prepared from the following components in percentage by mass: 5 to 16% of cement, 1 to 4% of superfine siliceous powder, 1 to 6% of carbonized waste concrete powder, 5 to 15% of carbonized waste concrete fine aggregate, 60 to 75% of carbonized waste coarse aggregate, 1.5 to 3% of water and 0.3 to 0.8% of a polycarboxylate superplasticizer. The surface layer composition comprises the following components in percentage by mass: 5-16% of cement, 1-4% of superfine siliceous powder, 1-6% of carbonized waste concrete powder, 65-80% of glass aggregate, 1.5-3% of water, 0.3-0.8% of a polycarboxylate superplasticizer, 0.1-3% of a photocatalyst and 0.2-3% of pigment. The invention provides the concrete with high strength and high water permeability.

The invention discloses an asphalt mixture doped with waste glass aggregate and a preparation method of the asphalt mixture, and aims to improve the doping amount of the waste glass aggregate to about30% to the maximum extent by taking fixed mineral aggregate gradation and replacing mineral aggregates with corresponding particle sizes with the same mass of the waste glass aggregate. Meanwhile, the problem that the adhesiveness of common asphalt and glass aggregate is insufficient is solved. The obtained mixture not only can keep good pavement performance, but also can reduce the pavement surface temperature in summer. In addition, the use of the mixture can greatly promote the recycling of the waste glass, and accords with the ideas of green energy conservation, environmental protection and sustainable development. The asphalt mixture is prepared from the following components in parts by mass: 4.3 to 5.3 parts of matrix asphalt, 2.5 to 7.5 parts of waste glass aggregate, 60.1 to 63.0parts of coarse aggregate, 22.9 to 25.2 parts of fine aggregate and 4.7 to 4.8 parts of mineral powder.

The invention discloses hybrid nanoparticle reinforced ecological pervious concrete and a preparation method thereof, wherein the ecological pervious concrete comprises 200 to 350 parts of cement, 15to 60 parts of fly ash, 200 to 900 parts of broken stone, 200 to 800 parts of waste glass aggregate, 0.02 to 0.06 part of cellulose ether, 0.05 to 0.3 part of fatty alcohol emulsion, 3 to 15 parts ofnano titanium dioxide, 12 to 25 parts of a hybrid nanoparticle solution and 60 to 120 parts of water. The preparation method of the concrete comprises the following steps: (1) uniformly mixing water,nano titanium dioxide and waste glass aggregate to obtain a mixture; (2) preparing a hybrid nanoparticle solution; (3) adding cement, fly ash, broken stone, cellulose ether, fatty alcohol emulsion andthe hybrid nanoparticle solution into the mixture obtained in the step (1), and stirring; and (4) pouring the product obtained in the step (2) into a mold, maintaining for 7-28 days, and demolding toobtain the hybrid nanoparticle reinforced ecological pervious concrete. According to the concrete, the degradation effect of pervious concrete on pollutants can be improved, the corrosion resistancecoefficient of the concrete reaches 96%, the pervious coefficient reaches 5.1 mm/s, and the 28d compressive strength reaches 35.5 Mpa.