41results about How to "Reduce self-explosion rate" patented technology

The invention relates to a vacuum-glass heat-insulating board. The vacuum-glass heat-insulating board comprises upper glass and lower glass, wherein the periphery of the upper glass and the periphery of the lower glass are connected together through a sealing material in a sealing manner, a closed vacuum layer is formed between the upper glass and the lower glass and contains a low-melting-point or volatile or highly-inspiratory metal, the upper glass and the lower glass are convex glass or flat glass, and the convex surface of the convex glass faces to the outer side. A manufacturing method for the vacuum-glass heat-insulating board disclosed by the invention is simple in process, the sealing effect is good, the air tightness and service life of the vacuum-glass heat-insulating board can be effectively guaranteed, and mechanized, automated and large-scale production can be achieved.

The invention discloses an outdoor energy-storage luminescent crystal floor tile and belongs to the technical field of energy conservation construction materials. The outdoor energy-storage luminescent crystal floor tile is prepared from a substrate, a luminescent coating arranged on the substrate and a protection layer arranged on the luminescent coating, wherein the substrate is natural marble or acid-proof brick; the luminescent coating is energy-storage luminescent resin adhesive, and the luminescent resin adhesive is prepared from materials in parts by weight: 20 to 40 parts of luminescent powder, 50 to 70 parts of acrylic resin adhesive and 5 to 15 parts of addition agent without heavy metal compound; the protection layer is any one of silicate glass sand with thickness of 1mm to 2mm, high-transmittance glass bead with size of 1mm to 6mm or ultra clear glass face with thickness of 2mm to 8mm, wherein the particle size of the silicate glass sand is 2 to 120 meshes. The floor tile prepared by the invention has a good luminescent effect, avoids power consumption and has low cost; furthermore, the luminescent material of the floor tile is safe and free of harm.

The invention discloses a processing technology of tempered glass, which comprises the following steps: step 1, heating, taking flat glass, and heating at 650°C-750°C for 3-10min; step 2, cooling, taking out the glass, and spraying evenly on both sides of the glass Blow air to cool the glass uniformly to 200-250°C; step 3, slowly heat the glass to 270-280°C, and keep it warm for 10-25min; step 4, cool the glass in step 3 to room temperature to obtain tempered glass. The present invention has the following advantages and effects: gamma ray irradiation is used in the cooling process to promote the transformation of nickel sulfide in the glass from the high-temperature phase α-NiS to the low-temperature phase β-NiS, reducing the self-explosion of the prepared tempered glass; secondly, step 3 In the process, the glass is slowly heated to 270-280°C, and under the irradiation of gamma rays, it can further promote the transformation of nickel sulfide from the high-temperature phase α-NiS to the low-temperature phase β-NiS, further reducing the self-explosion of the tempered glass and reaching the strength High, low self-explosion rate of tempered glass, safe to use.

The invention discloses high-strength explosion-proof tempered glass and a manufacturing process thereof. The high-strength explosion-proof tempered glass is prepared from the following raw materials in parts by weight: 48-55 parts of silicon dioxide, 15-20 parts of wollastonite, 10-14 parts of albite, 7-11 parts of silicon-aluminum-magnesium high-strength fibers, 5-9 parts of silicon nitride fibers, 12-15 parts of aluminum oxide fibers, 11-13 parts of zirconium dioxide, 5-8 parts of germanium dioxide and 2.5-4 parts of lead nitrate. Compared with common tempered glass, the high-strength explosion-proof tempered glass has high impact strength and bending strength, is good in mechanical property and is not easy to damage; and the surface compressive stress is large, the self-explosion rate is low, and safety and durability are achieved.

The invention discloses a high-toughness toughened glass and a preparation method thereof, comprising the following raw materials in parts by weight: 600-700 parts of quartz sand, 125-165 parts of fluorite, 90-115 parts of potassium feldspar, iron-containing compound 75-90 parts of fiber, 50-65 parts of silicon carbide fiber, 95-110 parts of alumina fiber, 35-45 parts of zinc oxide, 40-55 parts of zirconium boride, and 40-60 parts of sodium bismuth titanate. The present invention selects the constituent raw materials of high-toughness tempered glass and optimizes the ratio of the constituent raw materials of high-toughness tempered glass. Glass has high impact strength and bending strength, good toughness, good mechanical properties, and is not easy to damage; the surface compressive stress is large, and the self-explosion rate is low.

The invention belongs to the technical field of materials and particularly discloses tempered glass and a manufacturing process thereof. The tempered glass comprises a tempered glass substrate and an explosion-proof layer. The tempered glass substrate comprises, by weight, 20-60 parts of silicon dioxide, 10-15 parts of limestone, 3-5 parts of borax, 5-8 parts of calcium carbonate, 10-16 parts of feldspar, 3-8 parts of bauxite, 5-13 parts of calcium silicate, 2-5 parts of sodium oxide, 2-4 parts of lithium oxide, 4-8 parts of bismuth oxide, 7-9 parts of aluminium sesquioxide, 1.5-2.5 parts of macrogol ester, 3-7 parts of copper sulfate pentahydrate, 5-11 parts of potassium permanganate, 3-6 parts of sodium hydroxide and 2-6 parts of a clarifying agent; the explosion-proof layer is composed of, by weight, 15-30 parts of polyvinyl alcohol, 30-60 parts of butyraldehyde, 15-30 parts of hydrochloric acid, 8-12 parts of plasticizer and 6-9 parts of an additive. According to the tempered glass and the manufacturing process thereof, a PVB middle membrane is additionally arranged between two layers of tempered glass, good binding power is achieved for inorganic glass, possibility of spontaneous explosion of the tempered glass can be effectively reduced, and the performance of the prepared tempered glass is far superior to conventional tempered glass.

The invention relates to endothermic solar photovoltaic hollow glass in a building integrated photovoltaic generating system, comprising laminated glass (2) including a photovoltaic battery bank piece (6), hollow aluminum (3) with a groove and a glass unit (1), wherein the hollow aluminum (3) with the groove is fixed between the laminated glass (2) and the glass unit (1); the laminated glass (2) comprises first toughened glass (4), second toughened glass (5) and the photovoltaic battery bank piece (6) between the first toughened glass (4) and the second toughened glass (5); the hollow aluminum (3) with the groove adopts the double-cavity structure; and one cavity is filled with molecular sieves and the other cavity is filled with heat absorbents. The hollow glass has high generating efficiency, obvious heat preservation and energy conservation effects, good safety and high reliability.

The invention discloses a solid mold for tempering glass molding, and particularly relates to a solid mold for curved tempered glass molding. The invention aims to solve the technical problems of difficult molding, low yield and poor appearance quality of curved tempering glass. The mold is prepared through the following steps: 1, covering at least one layer of glass fiber on the inner surface of the curved glass as a convex glass wool cloth; 2, adding a lap of steel bar on the inner surface of the convex glass wool cloth; 3, paving at least one layer of glass wool cloth on the steel bar as a concave glass wool cloth; and 4, coating a fixing liquid on the inner surface of the concave glass wool cloth and drying at room temperature for 25-35 min. Adopting the technical scheme, the self-destruction rate of the curved tempering glass is reduced from 1% to 0.3%.

The invention relates to a tempering method of high borosilicate fireproof tempered glass, which comprises the following steps: sequentially carrying out three-stage surface pretreatment on a high borosilicate 4.0 glass sheet, drying to obtain an ultra-pure glass sheet, preheating the ultra-pure glass sheet in a medium-temperature furnace, putting the ultra-pure glass sheet into potassium nitrate molten salt, carrying out ion exchange at 340-380 DEG C for 0.5-5 h, and cooling the ultra-pure glass sheet to room temperature along with the furnace; wherein the three-section type surface pretreatment specifically adopts K2Cr2O7 hydro-thermal treatment, KMnO4 hydro-thermal treatment and high-purity water hydro-thermal treatment in sequence. According to the high borosilicate 4.0 fireproof glass tempered through a chemical tempering method, the Na < + > exchange capacity reaches 80% or above, the ion exchange depth reaches 152 microns, the excellent tempering strength is achieved, meanwhile, the spontaneous explosion rate of the glass is reduced to 0.06%, the excellent fireproof performance is achieved, the fireproof temperature reaches 832 DEG C, and the fireproof time reaches about 190 min.