49results about How to "Have no cracking" patented technology

The invention relates to modified magnesium oxy-sulfur cement. The cement consists of the following raw materials in parts by weight: 100 parts of magnesium oxide, 0.05-10 parts of additive, 50-200 parts of 10%-30% magnesium sulfate aqueous solution and 0-300 parts of filler. The modified magnesium oxy-sulfur cement has excellent mechanical property and water resistance, is temperature-resistant, does not crack, can be used for substituting for a magnesium oxy-chloride cement and can be used for producing materials of mortar, concrete, slabs, crafts and the like.

The invention relates to the technical field of ink, in particular to an acid-and-alkali-resistant environment-friendly ink for an automotive windscreen.The acid-and-alkali-resistant environment-friendly ink is characterized by being prepared from, by mass, 50%-70% of lead-and-cadmium-free composite glass powder, 8%-20% of inorganic pigment, 20%-40% of varnish, 0.6%-1% of dispersing agent, 0.6%-1% of flatting agent and 0.3%-0.6% of thixotropic agent.The acid-and-alkali-resistant environment-friendly ink for the automotive windscreen is efficient and environmentally friendly, has excellent acid and alkali resistance and suitable sintering temperature, is good in water resistance, high in adhesive force and good in ultraviolet resistance, and has the quite low light transmissivity, and foreign-automobile-windscreen ink products can be replaced with the ink.

The invention provides a graphene-based foamed ceramic insulation wallboard, which is made of the following components: potassium sodium feldspar, ceramic waste residue, graphene, vermiculite, high-temperature co-solvent, expanded graphite, zirconia, clay, stable agent and debonding agent. Using potassium sodium feldspar and ceramic waste slag as the base material, adding graphene and vermiculite to make the board more lightweight, high-strength, thermal insulation, and improve the performance of the board such as fire resistance, insulation and weather resistance, using expanded graphite as a foaming agent, using high temperature The foaming process can better control the density, pore distribution and pore size of the board, achieve better heat preservation and light weight effects, and make a board with remarkable anti-aging, corrosion resistance, heat insulation, sound insulation, waterproof and impervious, fireproof and fireproof. , lightweight, high-strength, non-cracking, green and environmental protection and other comprehensive performance in one foam lightweight wallboard.

The invention provides environment-friendly high-strength mildew-proof putty powder comprising the following components in percentage by weight: 70-99% of heavy calcium carbonate, 0-30% of ash calcium, 0.5-10% of starch sodium octenylsuccinate, 0.2-5% of hydroxypropyl methylcellulose and 0.5-10% of modified starch, wherein the sum of the weight percentages of all the components is 100%. The putty powder is high in binding strength, greatly improved in mildew resistance and convenient in construction, and has the advantages of no powder falling, no scales, no cracks and no mildews.

The invention discloses an energy-saving industrial furnace. The energy-saving industrial furnace comprises a furnace base body, and the furnace base body is made of heatproof fibers, firebricks or a micro-nano material; the outer wall of the furnace base body is coated with a combined heat insulation coating layer, and the inner wall of the furnace base body is coated with an infrared radiation energy-saving coating layer; and the combined heat insulation coating layer comprises an inner heat insulation coating layer, a medium heat insulation coating layer and an outer heat insulation coating layer which are sequentially coated from inside to outside. A reinforced radiation heat transfer combined thermodynamic heat insulation energy-saving technology, which combines the infrared high-radiation technology of the high temperature-resistant infrared-energy saving coating layer with the high-efficiency heat insulation technology of the combined heat insulation coating layer, is applied, so the industrial furnace disclosed in the invention has the characteristics of effective improvement of the heat utilization efficiency, good energy saving effect, long service time, prolonged service life, and generation of the environmental protection effect.

The invention relates to a manufacturing method of large ink. The manufacturing method mainly comprises the steps of making a pattern, refining smoke, mixing glue, pestling, making ink and molding, sizing and drying the ink, wherein the step of mixing glue means that a smoke material and a sizing material are stirred for 6-8 minutes by using a blender, the step of making ink and molding means that a molded ink blank is put on a mass fire plate, two to four 300W-electric furnaces are arranged under the mass fire plate for heating the mass fire plate to reach 70 DEG C to 90 DEG C, the step of sizing means that compression molding is carried out on the ink blank by using a four-bar ink pressing machine for 0.5-3 hours, and the step of drying ink means that the ink is dried for 6-12 months in a natural indirect ventilation condition. The ink manufactured by the method is larger in appearance, different in shape and convenient to enjoy and store; and the additional value of the product is improved.

The invention discloses a method for preparing the inner and outer wall insulation putty of blast furnace slag, which is prepared by the following raw materials: cement, hollow glass beads, tetraethyl orthosilicate, anhydrous ethanol, 1mol / L hydrochloric acid, template agent F127, emulgator OP 10 portions, sodium bicarbonate, silica sol, ammonium persulfate, light sand, titanium dioxide, blast furnace slag, brucite fiber, gypsum, polyethylene glycol fatty acid ester, tourmaline powder, polystyrene prepolymer, sodium alginate, azodiisobutyronitrile and a proper amount of deionized water. The putty powder of this invention has the advantages of low cost, good adhesive property, good abrasion resistance, good washing resistance, and also has anti-cracking, no corrosion, no cracking, environmentally friendly, tasteless, no harm to the human body and so on.

The invention discloses a novel high-performance composite material for a cable and a preparation method thereof. The novel high-performance composite material is prepared from the following raw materials in parts by weight: 50 to 60 parts of polyvinyl chloride resin, 20 to 30 parts of acrylonitrile-butadiene-styrene resin, 8 to 12 parts of polycarbonate, 5 to 7 parts of trioctyl trimellitate, 4 to 6 parts of decabromodiphenyl ether, 5 to 7 parts of epoxidized soybean oil, 10 to 12 parts of anilmomethyl triethoxy silane, 5 to 10 parts of bacterial cellulose, 3 to 5 parts of nano calcium carbonate, 4 to 6 parts of mercaptoethanol, 1 to 3 parts of pineapple fibrilia, 5 to 7 parts of flint clay powder and 5 to 10 parts of compound additive. The novel high-performance composite material for the cable, disclosed by the invention, has the comprehensive characteristics of fire resistance, low-high temperature resistance, acid-alkaline corrosion resistance, impact resistance, wear resistance, oil resistance, water resistance and no cracking, each mechanical index meets the requirement of a cable material, and degradation is easy.

The invention discloses a waterproof sizing agent for buildings. The waterproof sizing agent comprises a waterproof emulsion and waterproof powder. The waterproof powder comprises mountain flour, sand, cement, a water reducing agent, a defoaming agent, an anti-crack agent, a reinforced adhesive, a dispersing agent and an assistant. The assistant comprises one or more of a gelatinizing agent, a water retaining agent, an anti-alkaline agent, a retarder and a mildew preventive. The waterproof emulsion refers to an alkali-resistant waterproof emulsion. The waterproof sizing agent for the buildings has the advantages that the mountain flour serves as a maim raw material of the waterproof sizing agent, so that the problem of mountain flour polluting the environment in the stone industry can be solved effectively, conventional building construction raw materials can be replaced, and pollution and damage to natural resources can be reduced; the stone industry is prevented from damaging and influencing surrounding environments, water sources, natural resources and human living; the obtained waterproof sizing agent has excellent performance such as easiness in painting, high adhesion force, high breathability, high toughness, and high resistance to corrosion, ageing, water, permeation, dampness and crack.

The present invention relates to a double-deck steel mesh mineral cotton perlite sandwich compound light wallboard; an upper cover coat and a lower cover coat are both double-deck steel meshes; a middle sandwich layer consists of a perlite lath, a mineral cotton lath and a perlite lath which are compounded; the compound middle sandwich layer is clamped and fixedly connected to form a grid sandwich board through the double-deck steel meshes of the upper cover coat and the lower cover coat. The invention has light volume weight, heat preservation, heat insulation, shock resistance, good sound absorption effect, non-toxicity and non-radioactivity, firmness, wear resistance, non-cracking and energy-saving and consumption-reducing performance, thereby the invention is an ideal fireproof and environment-friendly building material.

The invention discloses a mechanically sprayed dry-mixed plastering mortar, which is composed of the following components by weight: 12-22% of cement, 5-10% of fly ash, 40-50% of baked sand less than 5mm, 28-35% of mining powder, and 1-3% of mortar modifier. The mechanically sprayed dry-mixed plastering mortar is suitable for a mechanically sprayed interior-wall plastering engineering, and is different from the traditional plastering mortar due to the addition of the fly ash and the mining powder; when the mortar is used for a novel wall material and other substrates, the wall can be not soaked, an interface agent can be not coated in advance, the maintenance is unnecessary after completion, the wall surface processed with the mortar has the characteristics of no hollowing, no crack and water resistance, the mortar can be used for the interior and exterior walls, the construction is easy, and the construction speed is increased by 50% than that of the site mixed mortar.

The invention belongs to the technical field of technical wood veneer treatment, and particularly relates to technical wood material impregnation liquid, a preparation method, a treatment method and amanufacturing process. The problems that sliced veneers or veneers are prone to cracking and the like in the prior art are solved. The technical wood material impregnation liquid comprises the following material components: silicone acrylic emulsion, a light screening agent, an ultraviolet light absorber, a histamine free radical scavenger and an emulsifier, wherein the weight part ratio of the silicone acrylic emulsion to the light screening agent to the ultraviolet light absorber to the histamine free radical scavenger to the emulsifier is 100: (10-15): (1-5): (1-5): (1-3): (1-4). The technical wood material impregnation liquid has the advantages that the artificial fast-growing soft wood veneer is treated through cooperation of the impregnation liquid and ultrasonic vibration impregnation, so that the prepared sliced veneer or sliced veneer with the small thickness has the advantages of being large in density and free of cracking, fading and yellowing.

The invention discloses a water-resistant and fire-resistant type paint coating. The water-resistant and fire-resistant type paint coating is composed, by weight, of 45-60 parts of acrylate emulsion, 25-30 parts of thermoplastic acrylic resin, 4-6 parts of modified starch, 25-30 parts of pulverized fuel ash, 4-5 parts of gypsum, 6-7 parts of methyl cellulose, 2-4 parts of sodium citrate, 4-5 parts of acylic acid type flatting agents, 6-8 parts of dipropylene glycol dibenzoate, 8-10 parts of epoxy palm oil, 3-5 parts of diphenylamine, 5-6 parts of a silane coupling agent KH550, 2-4 parts of potassium sorbate and 1-3 parts of ethylparaben. According to the water-resistant and fire-resistant type paint coating, the produced coating has the advantages of being good in decorative effect, capable of preserving heat, resistant to fire and water, high in strength, uncracking, long in service life, simple in construction and the like, and the water-resistant and fire-resistant type paint coating has the fire retardant effect on fires of furniture and wall decorations and is suitable for repairing wall surfaces with paint prone to disengagement; meanwhile, the water-resistant function is effectively achieved, the materials are simple, the preparation cost is low, and the application range is wide.

The invention provides a movable assembly type house. The movable assembly type house comprises a galvanized steel pillar (2) and wall boards (1), wherein pillar assembly pieces (3) are fixed to the periphery of the galvanized steel pillar (2) and connected with L-shaped angle boards (5) arranged on four corners of the galvanized steel pillar (2), the wall boards (1) are clamped between every two corresponding adjacent L-shaped angle boards (5), the adjacent L-shaped angle boards (5) between which no wall board (1) is arranged are connected through insertion boards (6), windows are connected to the wall boards (1) through multifunctional corner boards (8), roof girder steel (10) where a roof is laid is connected to the top ends of the wall boards (1), and the periphery of the roof is fixedly connected with eave closing-in boards through eave closing-in C-shaped galvanized steel (11). The house has the advantages of being environmentally friendly, good in heat insulation effect, high in air permeability, resistant to water and corrosion, free of cracking, resistant to flaming, high in anti-seismic grade, easy to install and flexible in design.

The invention discloses a composite material with polyurethane foam coated with plant fibers. According to the composite material, polyurethane rigid foam serves as a core material, and resin-based plant fibers serve as an outer coating layer; and a resin system in the resin-based plant fibers is prepared from the following raw materials: a composite initiator which is 2-5% of unsaturated polyester resin and a release agent which is 3-6% of the unsaturated polyester resin, wherein the unsaturated polyester resin serves as a benchmark. The product provided by the invention has the characteristics of low hygroscopicity, high corrosion resistance, high dimensional stability, light weight and continuous production, and also can improve the strength and environmental protection property.

The invention provides a thick coating type PE clear primer. The thick coating type PE clear primer comprises a component A, a component B, a component C and a component D, wherein the component A iscomposed of, in parts by weight, 65 to 75 parts of unsaturated polyester resin, 2 to 3 parts of polyether resin, 0.2 to 0.3 part of a dispersing agent, 18 to 25 parts of a filling agent, 0.3 to 0.5 part of an antifoaming agent, 0.3 to 0.5 part of a leveling agent, 0.1 to 0.2 part of an anti-greening agent and 3 to 5 parts of an unsaturated solvent; the component B is a diluent; the component C isketone peroxide; and the component D is a curing accelerator. By adopting the combination of the unsaturated polyester resin and polyether resin, the coating has the advantages of favorable sinking resistance, favorable transparency, high filling property, no cracking and the like, and can be widely used for primer coating of high-grade solid wood and customized furniture.

The invention relates to a production method of a bamboo rib plate double-layer cavity building module. The production method comprises the following steps of processing bamboo into bamboo chips, removing inner bamboo partitions, reserving outer bamboo joints, drilling row holes in the bamboo chips, and perforating plastic screw rods and bamboo rods serving as ribs in a staggered manner to prepare bamboo rib plates; and using the bamboo rib plates as an inner plate, a middle plate and an outer plate of the double-layer cavity building module, enabling a plurality of partition plates to be fixed with the inner plate, the middle plate and the outer plate in a double-layer manner between the plates through glue and nails, and manufacturing the bamboo rib plate double-layer cavity building module in a composite manner. According to the production method of the bamboo rib plate double-layer cavity building module, the super-long and super-large building module can be produced, and the bamboo rib plate double-layer cavity building module has the multiple properties of being free of deformation and cracking, low in cost, high in heat preservation and high in strength; and the bamboo rib plates are not only suitable for production of double-layer cavity building modules, but also suitable for production of materials for supporting plates, base plates and frame structures.

The invention provides a steel structure novel assembly type building system which comprises a prefabricated base, a structure support frame, prefabricated floors and a plurality of wall boards; the structure support frame comprises steel structure prefabricated reinforcing columns and prefabricated beams, and the steel structure prefabricated reinforcing columns are connected with the prefabricated base; the prefabricated beams comprise steel structure main beams and insertion pieces, and the steel structure main beams are connected with the steel structure prefabricated reinforcing columns;the insertion pieces are connected with the steel structure main beams, and the prefabricated floors are connected with the steel structure main beams; anchoring steel components are used for connecting the wall boards and the steel structure prefabricated reinforcing columns; insertion parts are arranged on the wall boards, and the insertion parts and the insertion pieces are inserted and fixed by a binding agent. The wall boards are based on graphene and nonmetal foaming light wall boards and have the advantages of corrosion resistance, heat preservation and heat insulation, fire proofing, water proofing, permeation resistance, seismic resistance, crack resistance, light weight, high strength and the like. When the building system adopts the assembly type construction manner, the construction period can be shortened, and green energy saving and environment protection can be realized. The invention further provides an assembly method of the steel structure novel assembly type buildingsystem.

The invention relates to a graphene modified unsaturated polyester resin adhesive, which comprises a component A and a component B, wherein the component A is prepared from a unsaturated polyester resin, tung oil, sodium diethyldithiocarbamate, calcium sulfate whiskers, modified nanometer glass fiber powder, modified graphene and cobalt naphthenate, and the component B is methyl ethyl ketone peroxide. According to the invention, the graphene modified unsaturated polyester resin adhesive is easy to produce and manufacture, can be directly brushed and the like only by uniformly mixing the component A and the component B during use, can further be used for producing glass fiber reinforced plastics and other subsequent products, and is convenient to operate; and the graphene modified unsaturated polyester resin adhesive can resist the erosion of chemical mediums in a use process, and has the characteristics of good flexibility, no cracking, aging resistance and the like.

The invention discloses a method for manufacturing a high-density glue permeated plate in mould pressing solid wood, which belongs to the technical field of processing of artificial plates and relevant equipment. The method is characterized in that a low-density wood plate or wood strip is placed in a high-pressure container to realize supercharging glue permeation via pressure higher than atmosphere pressure, glue permeation time can be shortened, further, glue can assuredly permeate into seams among fiber tissues of the wood effectively, the wood plate or wood strip dried at low temperature is placed in a hot pressing machine to be compressed into a medium and high-density plate in a mould pressing manner according to a proper compression ratio, and accordingly a finally manufactured medium and high-density glue permeated plate in the solid wood really has performances of no crack, waterproofness and fire protection which do not belong to the solid wood, is high in woodiness feeling and nail-holding ability, has excellent stability, and can be used for replacing increasingly deficient hard wood.