236 results about "Mineral wool" patented technology

The utility model relates to a mineral wool sandwich board PIR edge sealing production system which comprises a white material storage tank, a pentane storage tank, an on-line cutting precision mixer, a transition tank, a black material storage tank and a mixing head. Due to the fact that the using amount of edge sealing materials is small, the mixing effect of polyester and pentane is affected, and edge sealing sandwich boards with high fire resistance cannot be manufactured, the system cuts, extrudes, impacts and disperses white materials and pentane in the mixer by increasing flow feeding, and the mixing effect is improved. Due to the fact that the premixing white material amount consumed by the mixing head is small, discharging of the mixing head cannot be interrupted, and the output of the premixing white material is different from the premixing white material amount consumed by the mixing head, in order to achieve flow balance of the premixing white material and the premixing white material amount consumed by the mixing head, flow balance is achieved by increasing the premixing white material flow + intermittent feeding = small flow of the mixing head + continuous discharging. The middle transfer transition device caches the premixed white material to solve the problem of uninterrupted discharging of the mixing head so as to achieve continuous production, and the major problem that online mixing foaming cannot be achieved due to small flow of polyester and pentane is successfully solved.

The present application provides a mineral wool fiber board and a method of preparing same, and belongs to the technical field of mineral wool fibers. The method of preparing the mineral wool fiber board provided in the present application comprises the following steps: providing mineral wool fibers, the materials for preparing said mineral wool fibers comprising basalt, steel slag, dolomite, and mineral wool solid waste; crushing, carding, and dispersing the mineral wool fibers, wherein water, a water repellent, and a flame retardant are added during the crushing process, thus obtaining mineral wool staple fibers; uniformly mixing the mineral wool staple fibers with an adhesive, uniformly spreading, and then performing pre-molding under the introduction of steam, thus obtaining a pre-formed board; and hot pressing the pre-formed board to obtain mineral wool fiber board, the mass percentage content of the adhesive in the mineral wool fiber board being 8-14%. The mineral wool fiber board provided in the present application is high-strength and has good fire resistance, water resistance, weather resistance, and air permeability.

The invention belongs to the technical field of building materials, and particularly relates to a building thermal insulation aerogel material and a preparation method, the aerogel material comprises the following components by mass: 25-35 parts of a silicon source, 40-80 parts of a solvent, 0.3-0.6 part of a catalyst, 4-13 parts of an aluminum source, 9-20 parts of reinforcing fibers, 4-10 parts of a modifier, and 20-40 parts of carrier fibers; the silicon source is ethyl orthosilicate or methyl trimethoxy silane; the solvent is absolute ethyl alcohol; the catalyst is hydrochloric acid or ammonia water; the aluminum source is aluminum nitrate nonahydrate or aluminum isopropoxide; the reinforced fibers are nano titanium dioxide fibers; the modifying agent is gamma-aminopropyl triethoxy silane or gamma-methacryloyloxy propyl trimethoxy silane, and the modifying agent is gamma-aminopropyl triethoxy silane or gamma-methacryloyloxy propyl trimethoxy silane; the carrier fiber is rock wool or mineral wool. According to the invention, the thermal insulation aerogel material for buildings, which is high in mechanical strength, good in weather resistance and excellent in thermal insulation performance, can be prepared, so that the requirements of the building industry on high-performance thermal insulation materials can be met.

The utility model discloses a metal surface mesh-woven reinforced heat-preservation sandwich board structure which comprises a metal panel, a metal mesh-woven reinforced heat-preservation sandwich board and a metal mesh-woven reinforced heat-preservation sandwich board, the utility model relates to the technical field of building materials, and adopts a sewing technology, namely a technology for integrally reinforcing mechanical strength by sewing and combining fiber bare cotton boards and glass fiber mesh cloth through various twisted threads such as basalt fibers and the like on fiber cotton boards such as rock wool, mineral wool, glass wool and the like wrapped by fabrics such as the glass fiber mesh cloth. A one-way annular chain-type continuous locking ring is adopted to penetrate and reinforce a plane material and a thermal insulation material into a whole, as the chain-type continuous locking ring generally has the characteristic of one-way loosening, continuous locking ring penetrating reinforcement can be carried out again in the opposite direction after one-way continuous penetrating reinforcement according to requirements, and finally the purpose that the plane material and the thermal insulation material are cut from any part of the thermal insulation material is achieved. The chain rings on the periphery of the cutting section are not loosened, so that the integrity of the whole insulation board is enhanced, and the insulation board is not easy to loosen.

The present invention relates to a process for preparing a bonding resin, lignin in solid form or in the form of a dispersion in water is mixed with a crosslinker; and optionally one or more additives followed by addition of a basic solution. The bonding resin is useful for example in the manufacture of laminates, mineral wool insulation and wood products such as plywood, oriented strandboard (OSB), laminated veneer lumber (LVL), medium density fiberboards (MDF), high density fiberboards (HDF), parquet flooring, curved plywood, veneered particleboards, veneered MDF or particle boards, laminates or mineral wool insulation.

The invention discloses a mineral wool board suspended ceiling terminal equipment integration belt modular structure which comprises a suspended ceiling module, an equipment belt module and a mineral wool board integration module, the suspended ceiling module is used for carrying out suspended ceiling bearing on the whole structure, and the equipment belt module is combined with the suspended ceiling module through a plurality of first movable hooks and a plurality of second movable hooks; the two sides of the equipment belt module are combined with the mineral wool board integration module through a plurality of connecting pieces; the suspended ceiling module comprises at least two bearing keels in the front-back direction and a plurality of suspended ceiling hooks, and the bearing keels are hung in the suspended ceiling hooks and hung on a roof through the suspended ceiling hooks. According to the integrated belt modular structure of the mineral wool board ceiling terminal equipment, the overall structure is modularly designed, the multiple modules are combined through the first hooks, the second hooks and the connecting pieces, all the modules are independent, on-site combination is rapid and convenient, and the convenience of on-site assembly is greatly improved.

The invention relates to the technical field of grooving equipment, and discloses a cutting tool of a mineral wool board rebate grooving machine, the cutting tool comprises a cutting unit, the cutting unit comprises a supporting table, two sets of cutting heads and a driving belt, the supporting table is installed on the side face of a cutting line and can be away from or close to the cutting line, and the upper end of the driving belt is tightly attached to the supporting table. The driving belt is connected with clamping plates. According to the cutting tool of the mineral wool board rebate grooving machine, the two sets of cutting heads are arranged and can actively move and reset, so that the cutting head with the low cutting speed can adapt to the high cutting line running speed, the cutting line can run with the high cutting speed of a cutting knife as the standard, the grooving efficiency is improved, and the cutting efficiency is improved. And meanwhile, the two cutting heads alternately cut the mineral wool board, the cutting blade has sufficient time to dissipate heat, the service life of the cutting knife is prolonged, and the clamping stagnation probability is reduced.

A manufactured wood panel with integrated fire-resistant (FR) inorganic material, and methods of production. The manufactured wood panel may be structural or non-structural, and strand-based, such as, but not limited to, oriented strand board (OSB). Noncombustible FR inorganic material, including but not limited to, mineral wool, sand, rock, and the like, is added to and mixed with the wood strands before, during, and / or after the blending process on the production line (i.e., mat forming line). The mats formed from the mixed strands and inorganic material arc then subjected to heat and pressure in a press. The panel may have multiple strand layers, with all or only some of the strand layers comprising the noncombustible material. The percentage of noncombustible material may be the same in all mixed layers, or may vary between layers.

The application relates to the technical field of lighting lamp installation, in particular to a lighting structure convenient to install and maintain and a construction method, which comprises a lighting lamp, a first H-shaped keel, a second H-shaped keel and a mounting frame which is sleeved with the outer periphery of the lighting lamp, one side of which is detachably connected with the first H-shaped keel, and the other side of which is detachably connected with the second H-shaped keel; and a suspension assembly which is installed on the mounting frame, the first H-shaped keel and the second H-shaped keel. The lighting structure is used for installing the lighting lamp on a mineral wool board suspended ceiling, and is convenient to install and disassemble; after installation, the appearance problems such as the flatness of the mineral wool board decorative surface and the lighting lamp surface and the seamless joint at the splicing position do not exist, and the appearance quality at the splicing position is good.

This invention relates to the field of mineral wool production technology, specifically disclosing a mineral wool material and its preparation method. The mineral wool material comprises the following raw material components in parts by weight: 60-65 parts of blast furnace liquid slag, and 15-25 parts of conditioning material; the conditioning material comprises 42%-48% quartz sand, 22%-28% coal gangue, 11%-18% modified basalt, and 10%-14% modified lithium feldspar powder; wherein the modified basalt is sodium silicate modified basalt; and the modified lithium feldspar powder is citric acid modified calcined lithium feldspar powder. This invention optimizes the composition of the mineral wool material and the combination of the conditioning material components, reduces the generation of loose cotton and cotton balls, and improves the cotton sizing ratio and the overall performance of the finished wool.

According to the rock mineral wool preparation method and system based on the manganese-silicon alloy slag, the manganese-silicon alloy slag is dewatered and screened into a plurality of manganese-silicon alloy particle slag sets, and the manganese-silicon alloy slag is subjected to morphological structure classification, so that the corresponding particle slag sets are conveniently heated and melted in different smelting furnace heating scenes; adjusting manganese-silicon alloy adding operation or fluxing agent adding operation into the smelting furnace on the basis of particle slag melting change characteristics in the smelting furnace; the manganese-silicon alloy melt in the smelting furnace is subjected to heat preservation treatment, centrifugal treatment and sizing treatment, and fiber bundles are obtained; carrying out surface modification treatment on the fiber bundles and conveying the fiber bundles to a rock-forming ore surface of a wool collecting machine; and on the basis of the rock and mineral wool output state characteristics of a wool collecting machine, collecting and packaging operation of the rock and mineral wool is adjusted, and according to the slag body morphological structure of the manganese-silicon alloy slag, particle slag sets matched with the heating temperature state in the smelting furnace are selected to be heated and melted, so that the manganese-silicon alloy waste slag melting efficiency and the yield and quality of the rock and mineral wool are improved.

The utility model relates to the technical field of wastewater treatment, and discloses a medicament feeding device for deep wastewater defluorination, which comprises a bearing frame, a medicament storage barrel is arranged on the inner bottom wall of the bearing frame, a protection component is fixedly connected to the surface of the medicament storage barrel, and a heating ring pipe is fixedly connected to the inner wall of the medicament storage barrel. According to the agent feeding device for deep defluorination of the waste water, through the arrangement of the protection assembly, the heating ring pipe and the programmable logic controller, in a cold environment, an external power source is connected, the programmable logic controller sets a heating threshold value, the heating ring pipe heats the agent storage barrel, and due to the fact that a mineral wool layer has good heat preservation performance and heat insulation performance, the agent feeding device can be used for feeding the agent. The mineral wool layer can reduce heat dissipation and reduce the influence of the external temperature on the agent storage barrel, so that the anti-freezing effect is achieved, the situation that in cold weather, agents, especially water-based agents are possibly frozen due to temperature reduction, the fluidity of the agents is influenced is avoided, and the agent putting effect is improved.

The invention discloses a process system and a process for producing mineral wool using solid waste silicon-manganese slag, and relates to the technical field of mineral wool production. The process system for producing mineral wool using solid waste silicon-manganese slag comprises a mineral wool plate roller conveyor, a cutting device and an edge material recovery device installed on the mineral wool plate roller conveyor, wherein a wide transmission gap is formed between two rollers of the mineral wool plate roller conveyor; and the cutting device comprises a longitudinal cutting cutter head. The self-driven threaded push rod generates friction with the mineral wool plate waste, and with the cooperation of the mineral wool plate roller conveyor, the waste is pushed toward the frame direction to realize the outward push of the waste, so as to avoid the friction between the cut mineral wool plate and the waste causing damage to the edge of the mineral wool plate, and the waste cutting knife is pushed to move back and forth by the driving structure to realize the shredding of the waste, and under the action of the push block, the waste is accelerated to fall from the wide transmission gap to avoid the accumulation of waste, thereby realizing the collection of waste, which is conducive to the recycling of waste.

The utility model relates to building decoration technical field provides a kind of mineral wool board and ceiling system, mineral wool board includes board body, the side surface edge of board body is provided with first lap joint groove, second lap joint groove, third lap joint groove and fourth lap joint groove, first lap joint groove and third lap joint groove are oppositely arranged, second lap joint groove and fourth lap joint groove are oppositely arranged, there is preset height difference between the bottom of first lap joint groove and the bottom of third lap joint groove, to make board body be obliquely installed in ceiling joist. The mineral wool board provided by the utility model is provided with first lap joint groove and third lap joint groove on the opposite sides of board body respectively, and preset height difference is formed between the bottom of the two lap joint grooves, so that the mineral wool board presents an inclined posture when installed in the ceiling joist, can effectively reflect and guide natural light, introduce it deeper into the room, improve the uniformity of illumination and overall brightness, thereby improve the indoor light environment, and further reduce the visual fatigue of user, improve the space comfort experience.

The present invention relates to a reflective composite insulation material with enhanced non-combustibility and sound absorption, and aims to improve the non-combustibility and sound absorption performance of a reflective insulation material made of aluminum. Specifically, the present invention is characterized by forming a mineral wool layer in the center of the reflective insulation material and forming aluminum reflective layers on both sides of the mineral wool layer. Accordingly, the present invention has the effect of improving the non-combustibility and sound absorption performance of a reflective insulation material made of aluminum.

This utility model provides a floor slab sound insulation and thermal insulation system, relating to the field of floor slab sound insulation and thermal insulation technology. The system comprises, from bottom to top, a bottom structural layer, an autoclaved aerated concrete (AAC) functional layer, an interface reinforcement layer, and a surface leveling layer. The AAC functional layer is composed of precast AAC slabs, each comprising an AAC layer, a sound-absorbing resin layer, a polyester fiber layer, and a mineral wool layer. This floor slab sound insulation and thermal insulation system improves the sound insulation effect of the floor slab and ensures the durability of the sound insulation effect.

A curing oven (1) for curing a mineral wool web (2), the curing oven comprising an air-permeable conveyor (3) for advancing the mineral wool web (2) through an essentially closed cabinet (4) from a mineral wool web inlet (5) provided at one end of the cabinet to a mineral wool web outlet (6) provided at the other end of the cabinet, the curing oven (1) further comprising a hot air inlet (7) arranged for guiding a flow of hot air through the conveyor (3). The curing oven comprises at least one deformation detector (12, 13).

The automobile silencer comprises a silencing barrel, an air inlet is formed in the left end of the silencing barrel, an exhaust port is formed in the right end of the silencing barrel, a filtering device is installed in the exhaust port, a heat conduction copper layer is installed on the outer surface of the silencing barrel, and a heat conduction copper layer is installed on the outer surface of the silencing barrel. And a silencing device is mounted in the silencing barrel. According to the automobile silencer with the energy-saving and emission-reducing effects, the mineral wool layer has good sound absorption performance and sound insulation performance, then waste gas can be subjected to preliminary silencing treatment, after passing through the mineral wool layer, the waste gas enters the position between the first mounting plate and the second mounting plate through the two second pipes, and the waste gas enters the second mounting plate through the second pipes; and the small through holes are formed in the first pipe and the second pipe and can disperse the noise, so that the noise is further treated and muffled, and the muffling effect of the device is improved.

The present application relates to the field of concrete technology, and specifically discloses a solid waste concrete and a preparation method thereof. The mixture of the solid waste concrete includes the following components in parts by weight: 300-320 parts of cement, 80-100 parts of solid waste mineral admixture, 1150-1250 parts of coarse aggregate, 580-620 parts of iron-loaded machine-made sand, 200-240 parts of modified mineral wool fiber, 156-160 parts of water, and 3.8-4.2 parts of polycarboxylate water reducer. The present application uses modified mineral wool fiber and loads iron sulfate in clay brick machine-made sand to obtain iron-loaded machine-made sand, so that the water-reducing effect of the polycarboxylate water reducer can be more fully exerted, and the water absorption rate of the machine-made sand is reduced, so that the slurry of the concrete mixture has better fluidity, which is beneficial to the construction of the concrete mixture.

The invention discloses a method for preparing a polyurethane hot melt adhesive for wood edge banding, and belongs to the technical field of hot melt adhesives. The preparation method comprises the following steps: (1) mixing isocyanate and polyol, adding a catalyst, and stirring and reacting at 70-85°C for 20-30 minutes; (2) adding polypropylene carbonate, nanocomposite microcapsules, modified nano mineral crystals, modified mineral wool, and a tackifier to the solution of step (1), mixing at 100-130°C for 2-3 hours, and obtaining a polyurethane hot melt adhesive. The polyurethane hot melt adhesive prepared by the method of the invention has fast curing speed, good bonding performance, high aging resistance, and low release of harmful gases during use.

A method of manufacturing a mineral fibre product wherein the mineral fibre product is selected from a non-woven mineral fibre veil, mineral wool insulation, glass wool insulation and stone wool insulation, and wherein the method comprises: - applying an aqueous, curable binder composition to non or loosely assembled mineral fibres to provide resinated mineral fibres; and - subjecting the resinated mineral fibres to heat to cure the aqueous, curable binder composition and to form the mineral fibre product; - wherein the aqueous, curable binder composition applied to the mineral fibres comprises: 1) reducing sugar(s), 2) inorganic ammonium salt(s), 3) organic amine(s) having a pka of 7.5 or more and of 9.0 or less; and 4) optional additive(s), notably silane coupling agent(s).

The utility model discloses a cast-in-place fair-faced concrete firewall for noise reduction of a wind power booster station transformer, which belongs to the technical field of wind power booster stations and comprises a firewall assembly, the firewall assembly comprises a wall body and a wind power booster station transformer arranged on one side of the wall body, and a wall body pressing beam is fixedly mounted at the top of the wall body. After the two sets of steel bar frames are arranged, a concrete wall is poured, a cavity channel is reserved in the wall, and a noise reduction fireproof assembly is clamped in the cavity channel in a matched mode; the noise reduction fireproof assembly comprises a noise reduction fireproof frame, a noise reduction mineral wool board embedded into the noise reduction fireproof frame in a matched mode, a first fireproof gypsum board and a second fireproof gypsum board, the first fireproof gypsum board and the second fireproof gypsum board are arranged on the two sides of the noise reduction mineral wool board and connected with the inner wall of the noise reduction fireproof frame in a matched and clamped mode, and the noise reduction mineral wool board is clamped between the first fireproof gypsum board and the second fireproof gypsum board. And a concrete protection transparent coating layer is arranged on the outer wall of the wall body. According to the utility model, not only is the overall noise reduction effect improved, but also the fireproof safety is enhanced.

The present invention relates to a high-strength gypsum plasterboard incorporating milled waste mineral wool. The plasterboard comprises milled waste mineral wool in a range of 0.1% to 10% by weight relative to stucco, with fibre lengths ranging from 0.1 to 2000 pm. The milled waste mineral wool enhances the flexural strength and core hardness of the plasterboard. The effective utilization of milled waste mineral wool contributes to sustainability by repurposing industrial by-products and enhancing the performance characteristics of gypsum plasterboards in construction applications.

The utility model relates to the technical field of external envelope fireproof structures, in particular to a building curtain wall interlayer fireproof plugging construction node, which solves the technical problem that a fireproof plugging structure is lacked between a solid wall steel beam bearing structure and a curtain wall, and comprises an angle steel bracket fixed between the side surface of a concrete layer and the curtain wall, a fireproof gypsum board is fixed to the outer side wall of the angle steel support, the fireproof gypsum board is wrapped with an upper galvanized iron sheet, an opening of the upper galvanized iron sheet is sealed through fireproof sealant, and the fireproof gypsum board is filled with mineral wool; the steel beam is coated with a fireproof coating layer; the channel steel is welded to the lower surface of the steel beam, the lower galvanized iron sheet is fixed to the channel steel and a lower transverse frame of the curtain wall, an opening of the lower galvanized iron sheet is sealed through fireproof sealant, and mineral wool is arranged above the lower galvanized iron sheet. According to the utility model, fire and smoke are effectively prevented from moving upwards from gaps, the life and property safety of adjacent layers on fire is ensured, and the building safety in a fire disaster is ensured.

The invention belongs to the technical field of mineral cotton, and particularly relates to a method for preparing mineral cotton through resource utilization of secondary aluminum ash and coal ash. According to the method, the slag wool is prepared by directly utilizing the hot melting slag, so that sensible heat recovery and utilization of the hot melting slag are realized, the phenomenon of melt instability caused by carbon dioxide generated by introducing carbonate is reduced, and the quality of the slag wool fiber prepared by a blowing process is improved; the fly ash and the secondary aluminum ash are used for partial hardening and tempering, and the fly ash and the secondary aluminum ash contain high aluminum oxide content and high silicon dioxide content and can replace partial substance hardening and tempering, so that the production cost is reduced; kaempferol is added to replace part of phenol, so that the condensation polymerization degree of phenol and aldehyde is slowed down, the resin gelation time is shortened, and the content of free phenol is reduced; according to the preparation method, the hydrophobic binder is prepared from mineral wool as a raw material and boric acid as a coupling agent, the prepared hydrophobic binder has good bonding performance and high temperature resistance, the water absorption performance of the mineral wool can be reduced, the service life of the mineral wool is prolonged, and the prepared mineral wool product has excellent heat preservation and hydrophobic performance.

The present disclosure provides a method for recycling mineral wool material.

The combined noise-free electric vehicle disc brake comprises a disc brake disc, calipers, a piston and an oil conveying pipe, the calipers are arranged on the outer side of the disc brake disc, the piston is inserted into the inner side of the calipers, the oil conveying pipe is fixedly installed on one side of the calipers, and the end, away from the calipers, of the oil conveying pipe is fixedly connected with a high-pressure hose. A first fixing plate is fixedly installed on one side of the piston, a second fixing plate is fixedly installed on one side of the inner wall of the calipers, brake pads are arranged on one side of the first fixing plate and one side of the second fixing plate, connecting assemblies are arranged on one sides of the two brake pads, one brake pad is fixedly connected to the first fixing plate through the connecting assembly arranged on the brake pad, and the other brake pad is fixedly connected to the second fixing plate through the connecting assembly arranged on the brake pad. And through sound absorbing cotton, glass cotton, mineral wool and a sound insulation plate wrapping the outer sides of the calipers, noise can be effectively weakened multiple times, so that the noise reduction effect of the device is good, the noise can be better absorbed and reduced, and the situation that the driving experience of an electric vehicle or a motorcycle is affected due to the fact that the noise is too large is prevented.

A method for waste-free production of mineral wool insulation material products, in which insulation material product is produced in a first production area in a plurality of processing steps and granular and fibrous production waste, produced during the storage and transportation of the mineral input materials and after the melt emerges from a cupola, electric arc, or gas-fired melting furnace, are accumulated, shredded and fed to an inductively heated melting furnace in a second production area. The extracted melt is processed with known processing steps to form an insulation material product. The granular and fibrous shredded production waste formed in the second production area is fed to the inductively heated melting furnace as a component of the feed material. Mineral input materials, such as basalt, dolomite and mineral wool waste, which do not originate in either production area, can also be fed to the inductively heated melting furnace.

Insulating element (4) for the thermal and / or acoustic insulation of a flat roof (1), comprising a first layer (5) of mineral wool and a second layer (6) of at least one fabric, wherein the second layer (6) is fixed to a main surface (7) of the first layer (5) by means of an adhesive (9), wherein the first layer (5) is made of at least one sheet with a fiber orientation predominantly perpendicular to the main surfaces (8) of the second layer (6), wherein the first layer (5) contains a cured binder, wherein the adhesive (9) is partially disposed in an area (10) between fibers close to the main surface (7) of the first layer (5) directed towards the second layer (8) and in an area (11) close to the main surface (8) of the second layer (8) directed towards the first layer (5),so that the adhesive (9) connects the first layer (5) and the second layer (6) in such a way that forces directed perpendicular to the second layer (6) can be compensated by the tensile strength of the second layer (8) in combination with the adhesive (9) and / or the deflection of the fibers of the first layer (5), causing a maximum deformation of < 5% of the thickness of the first and second layers (5).

A mineral wool or other fibrous product which comprises in at least a surface layer thereof an anticorrosive composition comprising one or more alkali metal silicate components of the formula Me2O·xSiO2, wherein x has a value of from 0.5 to 4.0, one or more alkali metal phosphate components of the formula Me2O:nP2O5, wherein n has a value of from 0.33 to 1 and / or hydrates thereof, and one or more carboxylic acids having 6-22 carbon atoms and / or salts thereof.