50results about How to "Solve the ubiquitous problem" patented technology

The invention discloses a high-moisture filling material and a preparation method thereof. The high-moisture filling material comprises a composition A and a composition B, wherein the composition A comprises 52.4 to 95 by weight percent of sulfo-aluminate cement clinkers, 2.7 to 39 by weight percent of aluminate cement clinkers, 0.3 to 2 by weight percent of setting retarder, and 1.5 to 8 by weight percent of suspending agent; the composition B comprises the following ingredients: 40 to 80 by weight percent of anhydrite, 10 to 30 by weight percent of lime, and 10 to 36 by weight percent of compound additives. The high-moisture filling material has the advantages of easily-available raw materials, low price, good stability, high long-term strength and no risk of surface efforescence.

The invention discloses a self-anchored thermal insulation decorative assembly type wallboard and a counter-attack preparation process thereof. The thermal insulation decorative assembly type wallboard sequentially comprises a concrete structure layer, a thermal insulation layer and a veneer layer from inside to outside, wherein the veneer layer is formed by hard thin plates, and an inner anchoring part is embedded in the back of each hard thin plate; an outer anchoring part is inserted in each inner anchoring part. The preparation process of the assembly type wallboard comprises the followingsteps: prefabricating each thermal insulation decorative integrated board with the embedded inner anchoring part veneer layer in the back, and fixing a formwork; reversely spreading the thermal insulation decorative integrated boards on a steel formwork platform one by one; installing one outer anchoring part on each inner anchoring part of each thermal insulation decorative integrated board; filling with slab joints; placing prefabricated steel bar grids or cages; pouring concrete and vibrating; maintaining; removing the formwork. The obtained self-anchored thermal insulation decorative assembly type wallboard and the counter-attack preparation process have the advantages of simple manufacturing steps, short construction period, fire safety, energy-saving and thermal insulation, and lowcost of natural granite sheet veneer.

The invention, which relates to the technical field of building decoration materials, discloses an ultra-high-flexibility concrete inorganic decorative board having a pattern-contained surface. The ultra-high-flexibility concrete inorganic decorative board is made of ultra-high-flexibility concrete reinforcement bars by means of prefabrication, wherein the ultra-high-flexibility concrete reinforcement bars have the compressive strength greater than 100 MPa and the bending strength greater than 16 MPa. A decoration pattern is formed on the upper surface of the decorative board; and communicatedmounting bolt holes are formed in the four corners of the decorative board. The reinforcement bars are criss-cross webs; and the adjacent decorative boards are connected by using structural sealants.According to the invention, the inorganic decorative board that is prepared by using ultra-high-flexibility concrete based on vacuum defoaming has characteristics of high flexibility, diversified decorative effects, compact structure without pores, short mold turnover period, relatively low price, good fire-resistant performance, good staining-resistant and waterproof properties, and high durability and is suitable for development and application of green energy-saving decorative materials.

The invention discloses a quick-drying caulking agent with stain-resistant function,belongs to the field of caulking agent.The caulking agent is formulated by the following component by weight: 5-20 parts of white portland cement,15-30 parts of aluminate cement,4-10 parts of hemihydrategypsum, 0-2 parts of anhydrite, 0-5 parts of calcium powder, 40-50 parts of quartzsand, 0.5-1 parts of shrinkage reducing agent,0.5-2 parts of water repellent,0.5-3 parts of antifoam agent, 0.5-2 parts of cellulose ether. The invention acceleratesthe condensation of the caulking agent by using of aluminate cement semi-water gypsum ternary quick-drying system,and prevents the leakage of soluble salts to a certain extent, avoids the problem of saltpetering for materials from the source; and the construction period is greatly shorted, the labor costs is reduced;and at the same a dense material layer is formed,the compactness of the material is increased in combined with the role of hydrophobic agent and rubber powder, the invention improves the problems of loosen and porous and not stain-resistant of ordinary cement-based material, the stain-resistant performance of the caulking agent is greatly improved.

A super-high-toughness concrete decorative plate is characterized in that the decorative plate is prefabricated by using super-high-toughness concrete with compressive strength greater than 100MPa andflexural strength greater than 16MPa and reinforcing bars; run-through installation bolt holes are arranged in the four corners of the decorative plate; adjacent decorative plates are connected by structural sealant; the reinforcing ribs are a crisscross fiber mesh and the surfaces of the reinforcing ribs are dip-coated with reinforcing resin; the reinforcing ribs are located in the interlayer ofthe decorative plate; and both the upper and lower surfaces of the reinforcing ribs are covered with a layer of concrete material. The decorative plate prepared by vacuum defoaming from super-high-toughness concrete in the technical scheme of the invention has the characteristics of good toughness, low brittleness, bright color, good pollution resistance and waterproofing performance, relativelylow price, no radiation, good fire resistance and strong durability, and is suitable for the development and application of green energy-saving decorative materials.

The invention relates to a cement hardening agent and a preparing method thereof. The hardening agent is prepared from 1-90% of silica sol, 1-90% of alumina sol, 1-20% of water, 1-10% of a stabilizing agent and 0.01-5% of a wetting agent, wherein the mass of the hardening agent is considered as 100%. Silica sol and alumina sol are adopted as main components, and hardness and abrasion resistance of cement can be improved substantially. Meanwhile, the preparing method is simple and convenient, which is beneficial for reducing industrial production cost. Paint can be prepared by stirring and dispersing the raw materials through the preparing method, the preparing technology is simple, easy to implement, convenient to operate and beneficial for large-scale industrial production and reduces industrial production cost, and the cement hardening agent is particularly suitable for heavy load bearing cement-based terraces of an industrial factory building, a parking lot and the like and has broad application prospects.

The invention relates to architectural decoration mortar and an application thereof. The architectural decoration mortar contains the ingredients in parts by weight: 24-28 parts of silicate cement, 40-65 parts of high-alumina cement, 7-15 parts of plaster, 200-240 parts of quartz sand with the particle size of 40 to 70 meshes, 440-475 parts of quartz sand with the particle size of 70 to 140 meshes, 0.5-2.2 parts of wood fibers and 5-33 parts of metal alloy pigment. According to the architectural decoration mortar, the silicate cement, the high-alumina cement and the plaster serve as a gelatinization system, the silicate cement and the high-alumina cement can rapidly produce ettringite with the plaster in case of encountering water, the ettringite wraps the surface of cement clinker so as to form a protective film, thus, the production and further hydration of calcium hydroxide are avoided, then, the production of alkalis is reduced, and the problem of efforescence is solved. The high-alumina cement and the silicate cement jointly produce gehlenite hydrate during hydration; and by adopting the quartz sand of size distribution and the wood fibers, the mechanical strength and durability of the architectural decoration mortar are further guaranteed. The architectural decoration mortar can reflect 10% to 20% of infrared radiation in sunlight, thereby playing roles in insulating heat and saving energy.

The invention discloses a construction method of an overhead stone plate of a slope roof. The overhead stone plate is arranged on the constructed slope roof and comprises a supporting framework and a plurality of stone plate assembly structures, wherein the supporting framework consists of multiple rows of supports, the stone plate assembly structures are mounted on the supporting framework from bottom to top, a plurality of rectangular stone plates which are arranged on the same plane are continuously assembled from left to right to form each stone plate assembly structure, the lap joint length between each two vertically adjacent stone plate assembly structures is not smaller than 30mm, and a plurality of groups of stone plate connectors which support the stone plate assembly structures are disposed on the supports from top to bottom. The construction process of the overhead stone plate comprises steps of 1, measuring and paying off a line; 2, mounting the supporting framework; and 3, mounting the stone plate assembly structures. The construction method is simple in step, convenient in implementation, easy to guarantee construction quality, high in construction efficiency and fine in construction effect, and can resolve problems that an existing construction method of a stone plate of a slope roof is complex in process, low in work efficiency, high in invested cost and difficult to guarantee construction quality, and the like.

The invention relates to a sand planting and wet combining process for vetrified tiles. Sand planting is performed on the back of the vetrified tiles to achieve a roughening effect. The tiles are connected with cement, have adhesive force and are constructed according to the previous wet combining mode. The process comprises the following specific steps of: (1) preparing materials; (2) cleaning and drying the back of the tiles; (3) performing glue preparation; (4) pouring the glue; (5) paving sand; (6) paving after curing; and (7) watering and maintaining. The process disclosed by the invention has the advantages that (1) the strength and anti-permeability can be enhanced; (2) the repair cost is reduced; and (3) problems of alkali whiskering and hollowing are solved, and the rigidity of the wall and the shock strength of the wall space are improved.

The invention relates to a test method used for detecting concrete product efflorescence degree. The test method comprises following steps: 1, test piece preparation is carried out, wherein moulded test pieces are separated in groups, the 1th group is taken as a reference group, and no efflorescence inhibitor is added into the 1th group, and different efflorescence inhibitors are added into the 2th to the Nth groups based on the mass ratio of the efflorescence inhibitors to cement; 2, 7 days of natural curing is carried out; 3, the above test pieces are immersed in a sodium chloride solution with a concentration of 1% for water absorption saturation; 4, high low temperature circulation is adopted for efflorescence test, and efflorescence situations are recoded; 5, the ideal efflorescence inhibitor is determined based on ideal efflorescence situations on the test piece surfaces after 5 to 7 circulations of step 4; and 6, verify test is carried out. The test method can be used for effective examination of pavior brick efflorescence effectively, the reasonable efflorescence inhibitor is selected, the strength and the compactness of the pavior bricks and road edge stones are improved,and it is beneficial for improvement of product quality.

The invention relates to the technical field of building materials, in particular to an adhesive for tiles and a preparation method of the adhesive. The adhesive comprises, by weight, 25-38 parts of Yellow River sediments, 20-35 parts of dry fine sand, 10-25 parts of sludge, 12-20 parts of cement, 2-10 parts of rosin saponified products, 1-5 parts of water-soluble silicate, 1-5 parts of re-dispersible latex powder and 0.2-2 parts of micro-expansion agents. The adhesive for the tiles has high bonding strength, water resistance, corrosion resistance and thermal aging resistance (70 DEC C), and can withstand tests in which wet and dry conditions alternate or freezing and thawing conditions alternate, completely solving the problems of whiskering, hollowing and peeling of the tiles.

The invention provides a color steel slag road pavement brick and a preparation method thereof, and relates to the technical field of production of road pavement bricks. The color steel slag road pavement brick comprises a surface layer and a bottom layer, wherein the surface layer is prepared from the following raw materials in parts by weight: 17 to 25 parts of cement, 25 to 30 parts of steel slag molding sand, 18 to 20 parts of quartz sand, 5 to 10 parts of crushed stone, 3 to 6 parts of volcanic ash, 3 to 5 parts of zeolite, 3 to 6 parts of red mud, 4 to 6 parts of mixture, 0.2 to 0.4 part of quick setting agent, 1.3 to 2.3 parts of early strength agent, 0.5 to 1.5 parts of alkaline efforescence-resistant agent, 0.3 to 0.5 part of pigment powder, 1.2 to 1.6 parts of water reducing agent and 1 to 3 parts of water; the bottom layer is prepared from the following raw materials in parts by weight: 16 to 25 parts of cement, 22 to 28 parts of steel slag molding sand, 19 to 25 parts of crushed stone, and 2 to 3 parts of water. The preparation method comprises the following steps of weighing the raw materials, manufacturing the surface layer, manufacturing the bottom layer, forming, demolding, stacking and curing. The color steel slag road pavement brick and the preparation method can solve the problems of failure to reutilize the wastes, poor water permeability, low compressive strength, long manufacturing time, whitening, alkaline efforescence discoloring of the surface layer, and the like.

The invention relates to a method for producing a baking-free brick mainly from red mud and magnesium slag by extrusion molding and belongs to the technical fields of comprehensive utilization of solid waste resources and novel building materials. The baking-free brick is produced by the processes of raw material pretreatment, grinding, metering, stirring and primary mixing, forced mixing, extruding, cutting, steam curing and the like. According to the mass ratio of red mud to magnesium slag to active mineral materials (blast furnace slag, yellow phosphorus furnace slag and fly ash) to lime is (45-50): (35-40): (10-15): (2-5); the mass ratio of a batch mixture to water is 100: (32-35); and the active mineral materials can be individually used and can also be mixed and collocated for use. In the batch mixture of the invention, the moisture of red mud can be up to more than 65%; production of a blank can be carried out by using a traditional vacuum extruder, and operation is simple; the product is easy to build, blank hardening speed is high, static curing time is short, occupied field is less, and energy consumption is low; and the product has the advantages of high strength, high carbonization coefficient, high softening coefficient, low water absorption, good damp and hot alternation resistance and frost resisting capacities and no saltpetering.

The invention discloses a preparation method of a waterproof agent, and belongs to the technical field of building waterproofing. A soap-free emulsion method is adopted in the process of preparing anacrylic emulsion; the water resistance and the cohesiveness of the waterproof agent are improved; corn starch reacts with epichlorohydrin, and grafted with acrylic acid, a graft with a network structure is obtained; coconut oil reacts with ethylene glycol butyl ether under an alkaline condition to obtain fatty acid salt; the plugging waterproof performance and the durability of the waterproof agent are improved; sodium silicate in the waterproof agent reacts with calcium ions in cement paste to generate a hydrated calcium silicate C-S-H colloidal core, C-S-H gel can be formed by the hydrated calcium silicate C-S-H colloidal core and calcium hydroxide in cement, and whiskering problem of the waterproof agent is avoided; sodium silicate is dissolved in water to form a colloidal sodium silicate aqueous solution, the particle size of the colloidal sodium silicate aqueous solution is smaller than that of cement particles, concrete micropores and gaps formed by hydration of the cement particles can be filled with particles of the colloidal sodium silicate aqueous solution, the microstructure of plastic slurry and set cement is improved, and the permeability of concrete to water is reduced.

The invention discloses a method for rapidly treating the surface of transfer printing concrete. The method solves the problem that the color difference is caused due to the fact that the surface of existing transfer printing concrete is prone to whiskering. According to the technical scheme, the method comprises the following steps: putting the just-scoured transfer printing concrete into a vacuum drying oven for vacuum drying; and then carrying out surface accelerated carbonation treatment on the dried transfer printing concrete. The method has a remarkable anti-whiskering effect, is stableand reliable, and is capable of effectively improving the yield and impression quality of the transfer printing concrete.

The invention discloses a method for synergistically preparing a baking-free steaming-free cured brick from squeezed fine silt and lithium slag obtained after lepidolite beneficiation based on carbon curing, belonging to the technical field of solid waste treatment and resource utilization. The baking-free steaming-free cured brick comprises the following components by weight: 50-90 parts of the lithium slag, 0-50 parts of the squeezed fine silt, 10-25 parts of a curing agent, and 10-14 parts of water. According to the preparation method, the lithium slag and the squeezed fine silt which are byproducts in production of lithium carbonate from lepidolite are used as main raw materials; dissolution of alkali and sulfur in the lithium slag can be accelerated through raw material grain composition optimization and curing agent excitation, so excitation effect is further promoted; and the high-strength baking-free steaming-free cured brick with a volume weight of 2730 kg/m<3> can be obtained through compression molding and carbon curing. The method is wide in application range and mature in preparation technology; the formed brick does not need to be maintained, so the production efficiency of brick making is improved, the problem that the surface of the cured brick is prone to saltpetering is solved, and production cost is reduced; and resource utilization of the lepidolite byproduct slag is achieved, the problems of solid waste pollution and land occupation are reduced, and the environment-friendly and application requirements of the market for building materials are met.

The invention discloses an isopropanol-modified cement-based dry powder type decorative paint. The paint is evenly mixed with a certain quantity of water to obtain high build decorative paint. The high build decorative paint has the advantages of good weather resistance, no efforescence, water prevention, ventilation, low cost and good decoration.