33results about How to "Anti-corrosion and anti-rust" patented technology

The invention discloses a lightweight, high-strength and high-toughness foamed ceramic decorative integrated board. The board comprises a foamed lightweight material layer, a high-toughness decorativesurface layer and a wear-resistant coating layer; the foamed lightweight material layer comprises stone tailings, graphene, zirconia, a high-temperature flux, clay, a stabilizer and a dispergator; and the high-toughness decorative surface layer includes an AC foaming agent, the stabilizer, calcium carbonate, high-strength resin, a processing aid and a lubricant. The wear-resistant coating layer comprises graphene, silicon carbide whiskers, corundum powder, vermiculite, kaolin, a flame retardant, nanometer titanium dioxide, sodium phosphate, sodium silicate, hydroxyethyl cellulose, a silicone-acrylic emulsion and silica sol. The high-toughness decorative surface layer made from soft porcelain and the foamed lightweight material layer are bonded by compression molding, and the surface of the high-toughness decorative surface layer is coated with the wear-resistant coating layer, so the board has the advantages of good toughness, light weight, high strength, flame retardation, thermal insulation, good waterproof and impermeable effects and good anti-aging effect.

The invention provides a symmetrical cantilever rod type dynamic vibration absorber. The absorber comprises a cantilever rod, mass block fasteners, mass blocks, upper support fasteners, an upper support, lower support fasteners and a lower support, wherein the two mass blocks are fixed on the cantilever rod through the fasteners, the cantilever rod is clamped between the upper support and the lower support, the two mass blocks are symmetrical with respect to the upper support and the lower support, the upper support is connected with the lower support through the fasteners, and the lower support is connected with a device through the fasteners. The symmetrical cantilever rod type dynamic vibration absorber can effectively reduce frequency modulation work, and has the characteristics of being quick in frequency modulation and stable in performance.

The invention relates to paint, in particular to weather-resistant and temperature-resistant color-retaining fluororesin paint. The paint is made from the following raw materials in parts by weight: 20-24 parts of fluororesin, 12-15 parts of thermoplastic acrylic resin, 2-3 parts of sodium diacetate, 1-2 parts of glycol diglycidyl ether, 3-4 parts of triglycidyl isocyanurate, 10-12 parts of tri(propyleneglycol)diacrylate, 1-2 parts of europium trifluoroacetylacetone, 25-30 parts of urethane acrylate, 2-3 parts of polyacrylamide, 1-2 parts of dicyclopentadienyl iron, 2-3 parts of isocyanate, 5-8 parts of epoxidized soybean oil, 1-2 parts of zinc naphthenate, 3-4 parts of diaminodiphenyl-methane, 5-6 parts of aid, 10-12 parts of dimethylbenzene and 10-12 parts of butyl acetate. The paint is high in paint film adhesion and bright and full in color, retains color for a long time and resists yellowing, has the advantages of weather resistance, ageing resistance, temperature change resistance, corrosion resistance, rust resistance, erosion resistance and the like, and can be widely applied to protection and decoration of articles in various environments.

The invention relates to a weatherproof inorganic exterior wall coating based on graphene and mullite and a preparation method thereof, and belongs to the field of graphene-based wall inorganic coatings. The weatherproof inorganic exterior wall coating includes the following components by the mass percentage: 5-15% of mullite, 6-15% of perlite, 1-20% of graphene, 2-10% of vitrified micro-beads, 3-10% of sepiolite, 6-15% of albite, 5-18% of light calcium carbonate, 5-10% of bauxite, 2-8% of nano titanium dioxide, 10-15% of nano-silica sol, 20-30% of an auxiliary agent, and 3-6% of a pure acrylic emulsion. The coating has the advantages of strong bonding strength, simple construction and scouring resistance. At the same time, under high temperature conditions, a coating layer is not blistered and cracked or does not fall off, and plays the effects of water prevention, fire prevention, salt resistance, alkali resistance, heat insulation, heat preservation, corrosion prevention, rust prevention and aging resistance.

The invention relates to the technical field of building materials, in particular to a slab for sound insulation buildings, which can replace the existing wooden slabs for buildings. The slab is prepared by the following components in parts by weight: 5-10 parts of glass fiber, 5-10 parts of French chalk, 5-15 parts of ceramic wool, 10-30 parts of expanded perlite, 30-60 parts of magnesite and 1-2parts of aluminum sulfate. The invention has the advantages of fireprotection, watertightness, damp resistance, anti-rust and anti-corrosion, uneasy aging and deformation, good sound insulation performance, light volume weight, low cost, wide sources of raw materials and the like. The product in the invention is mothproof, so that the product is better substitute goods for natural timber resources. The invention is wide in application range, low in price, convenient in construction and abundant in raw materials, which can better protect forest resource in our country and can satisfy requirement of building industry. The invention is suitable for various building industries, has better environment-friendly performance, convenient materials obtaining and bright market prospect, and is applicable to promotion and application.

The invention belongs to the field of coatings and particularly relates to an anticorrosion and antirust coating. The anticorrosion and antirust coating is prepared from the following raw materials in parts by weight: 20-25 parts of ultrafine polyimide resin powder, 10-15 parts of phenolic resin, 9-13 parts of pigment, 2-4 parts of calcium chloride, 2-6 parts of rosin, 10-20 parts of cyclohexanone, 5-10 parts of ethyl acetate and 4-7 parts of methyl benzoate. The anticorrosion and antirust coating has anticorrosion, antirust, anti-condensation and anti-icing effects, has good abrasive resistance and excellent mechanical performance, can also prevent high temperature and has good adhesive force, high durability and very ideal endurance and acid and alkali resistance. The anticorrosion and antirust coating is mainly applied to ocean and offshore vessels, ship submarines, ocean engineering, drilling platforms, ports and wharfs, water conservancy facilities, petrochemical equipment, bridge buildings and other metal and concrete facilities.

The invention relates to a lubricating oil composition for a manual transmission of a cargo truck with a synchronizing ring, which comprises the following ingredients by weight proportion: 60-80 parts of hydrotreatment base oil, 10-20 parts of synthetic oil PAO and 15-20 parts of polymethacrylate mixture with number-average molecular weight of 19000-21000, 0.5-0.8 parts of sulfurized isobutylene, 0.2-0.3 parts of dialkyl dithio ester amine salt, 0.2-0.5 parts of phosphite ester, 0.1-0.3 parts of dithiocarbamate; 0.1-0.3 parts of high base number calcium sulfonate, 0.1-0.3 parts of polyisobutylene succinimide, and 0.05-0.2 parts of zinc dialkyl dithiophosphate. The lubricating oil composition has good high temperature stability, excellent gear and bearing protection performance, and specific friction performance for specific synchronizer material; brings long-term oil change period, fuel economy and waste oil processing amount reduction, and has benefit for environmental protection and continuous development.

The invention discloses a black water glass high-temperature paint and a preparation method thereof, and is characterized in that the paint is prepared by compatibility of the following raw material components by weight: 80-100 of water glass, 1.5-3 of glycerol, 2-5 of zinc oxide, 2-5 of zinc phosphate, 10-15 of a magnet powder, 4-6 of a glass powder, and 1-3 of a dispersible latex powder. The preparation method comprises the following order and steps: firstly, mixing the raw materials according to the proportion, and stirring evenly; secondly, transporting the paint slurry to the interior of a ball grinding mill by a filling machine, grinding for 30-60 minutes; thirdly, adding 5 parts of water and 1 part of a waterproof glue into a pot, slowly adding the ground slurry into the pot, successively adding 0.2 part of a defoaming agent and 2 parts of a lustre-enhancing agent (liquid wax), and thus obtaining the finished product. The paint has the advantages of corrosion prevention, rust protection, high-temperature resistance, strong adhesion force, acid resistance and water resistance, has the hardness which can reach 5 H, and has quite good corrosion prevention effect on steel in water.

The invention provides a graphene and vermiculite-based high-temperature-resistant anticorrosive paint and a preparation method. The graphene and vermiculite-based high-temperature-resistant anticorrosive paint comprises following components in percentage by mass: 0.05-10% of bentonite, 5-20% of vermiculite, 1-10% of kaolin, 1-20% of graphene, 3-10% of fused alumina powder, 5-15% of magnesium hydrate whiskers, 10-30% of titanium dioxide, 30-40% of an inorganic binder and 3-6% of silicone acrylic emulsion; and the inorganic binder comprises following components in percentage by mass: 5-20% of sodium phosphate, 60-80% of sodium silicate, 5-20% of potassium silicate and 10-30% of hydrophobic modified silica sol. The paint is featured with relatively high adhesion and needs no blasting treatment or corroding and roughening treatment on a metal surface, thereby greatly simplifying the difficulty of construction. Meanwhile, the paint would not be trapped in blistering, crazing and dropping at high temperature and plays roles of preventing water, fire, corrosion and rust, keeping warm, resisting aging, insulating and so on.

The invention discloses a steel structure connecting device of a wood-stone composite bridge. The steel structure connecting device of the wood-stone composite bridge comprises a cover nut (1), a lower semi-circular arc-shaped steel plate strip (2), a baffle plate (3), an upper semi-circular arc-shaped steel plate strip (4), a bolt hole (5), first end plates (61) and second end plates (62). The cover nut (1) is sleeved on a bridge pier, the lower semi-semicircular arc-shaped steel plate strip (2) is welded to the center of the top portion of the cover nut (1), the upper semi-circular arc-shaped steel plate strip (4) is arranged above the lower semi-circular arc-shaped steel plate strip (2), the first end plates (61) are arranged on two end portions of the upper semi-circular arc-shaped steel plate strip (4) along the radial direction far away from the center of a circle formed by the upper semi-circular arc-shaped steel plate strip (4) and the lower semi-circular arc-shaped steel plate strip (2), and second end plates (62) are arranged on two end portions of the lower semi-circular arc-shaped steel plate strip (2) along the radial direction far away from the center of the circle formed by the upper semi-circular arc-shaped steel plate strip (4) and the lower semi-circular arc-shaped steel plate strip (2). By means of the steel structure connecting device of the wood-stone composite bridge, the bridge pier built by laying stones and a longitudinal round-log beam are fixedly connected together, and the deformation requirement of the longitudinal round-log beam can be met.

The invention relates to a weather-resistant inorganic exterior wall coating based on graphene and mullite and a preparation method thereof, and belongs to the field of inorganic wall coatings based on graphene. ~15%, graphene 1~20%, vitrified microbeads 2~10%, sepiolite 3~10%, albite 6~15%, light calcium carbonate 5~18%, bauxite 5~ 10%, nano-titanium dioxide 2-8%, nano-silica sol 10-15%, additives 20-30%, pure acrylic emulsion 3-6%. The coating has strong bonding strength, simple construction, and the coating is resistant to washing. At the same time, under high temperature conditions, the coating does not bubble, crack, or fall off, and has the functions of waterproof, fireproof, salt resistance, alkali resistance, heat insulation, anti-corrosion, anti-rust, and anti-aging.

The invention discloses an integrated digital stainless steel intelligent pump room. The integrated digital stainless steel intelligent pump room comprises a tempered bottom plate, a base is fixedly connected to the top of the tempered bottom plate, anti-skid lines are arranged on the surface of the base, a wall body is fixedly installed on the top of the base, a top plate is fixedly connected to the top of the wall body, a stainless steel grid plate is arranged on the outer side of the wall body, a silencing piece is arranged on the inner side of the wall body, a blocking door is installed in the wall body, the blocking door is hinged to the wall body, and an integrated control box body, a water quality cavity, a flow compensation cavity, a pressurization cavity and a disinfection cavity are installed in the wall body. The size of the wall body can be adjusted according to the requirements of site construction, the application range can be greatly expanded, stainless steel is arranged, the firmness of the device can be improved, the device has the anti-corrosion and anti-rust effects, the service life of the device can be prolonged, a user can directly debug on a human-computer interface on the integrated control box, operation is convenient, and the intelligent degree is improved.

The invention provides a refined vanadium ultra-low emission production method and belongs to the technical field of vanadium product processing. The refined vanadium ultra-low emission production method comprises the following steps that: an ammonium metavanadate filter cake is ground into powder or small-particle-size particles, and the powder or small-particle-size particles are continuously sintered in a sintering kiln at 100-125 DEG C; bag-type dust removal is conducted on waste gas exhausted from the sintering kiln on the premise of heat preservation, and filter residues obtained after bag-type dust removal return to the sintering kiln again; the waste gas subjected to bag-type dust removal is subjected to primary cooling and then enters a primary cooling room to be subjected to secondary cooling; three times of spraying are carried out on the waste gas subjected to two times of cooling to finish separation of ammonia gas in the waste gas; and ammonia-containing wastewater for absorbing the ammonia gas in the waste gas is injected into neutralized water containing sulfuric acid, and therefore, ammonia can be removed. The method has the advantages of being capable of achievingultralow emission and the like.

The invention relates to a long-service-life anti-clamp and bite lubricating grease composition and a preparation method thereof. The composition comprises the following components by weight percent: 82.9%-97.5% of compound calcium sulfonate grease, 0.3%-1.0% of an antioxidant and a metal deactivator, 0.6%-4.8% of an anti-rusting agent, 0.3%-3.2% of a solid lubricant, 1.0%-4.5% of a solid filling agent and 0.3%-3.6% of a tackifier. According to the lubricating grease composition, the rusting speed of a pin shaft of a tower crane can be remarkably decreased, the problem that the pin shaft of a tower crane used for large-sized or high-rise building projects with a construction period over 2 years cannot be dismounted due to clamping, biting and rusting under a construction environment can be effectively avoided, and the smooth mounting and dismounting of the pin shaft of a standard knot of the crane tower are realized.

The invention provides an ultra-low emission production method of refined vanadium, which belongs to the technical field of vanadium product processing. The ultra-low emission production method of refined vanadium includes the following steps: grinding and dispersing the ammonium metavanadate filter cake into powder or small particle size, and sintering continuously in a sintering kiln at 100-125°C; On the premise of bag dust removal, the filter residue of bag dust removal is returned to the sintering kiln; the waste gas after bag dust removal is cooled once and then enters a cooling room for secondary cooling; the waste gas after twice cooling is sprayed three times to complete the waste gas Separation of ammonia gas; ammonia-containing wastewater used to absorb ammonia gas in waste gas is injected into neutralized water containing sulfuric acid for ammonia removal. The present invention has the advantages of being able to realize ultra-low emission and the like.

The invention relates to a grease composition for assembling standard sections of a tower crane and a preparation method of the grease composition. The grease composition comprises the following components in percentage by weight: 78.8%-94.8% of common lithium-based grease, 0.2%-0.8% of antioxidant, 0.8%-3.2% of graphite powder, 1.0%-4.5% of light calcium carbonate, 0.5%-3.0% of sorbitan monooleate, 0.4%-2.2% of phenolic resin, 2.0%-6.0% of sulfonate and 0.3%-1.5% of polyisobutene. The special grease composition for assembling the standard sections of the tower crane is obtained by adding additives such as the antioxidant, an antifriction agent, an anti-locking and anti-occluding agent, an anti-rust agent, a tackifying agent and the like into the common lithium-based grease taken as a carrier. According to the grease composition, the corrosion speed of shaft pins of the tower crane can be slowed, the shaft pins are prevented from being corroded and bonded with a shaft sleeve during building construction, and the pin shafts of the standard sections of the tower crane can be smoothly assembled and disassembled. The service cycle of the grease composition is within 1-2 years.

The invention discloses a fabricated flood control assembly, belongs to the technical field of engineering emergency rescue, and provides a standardized and fabricated flood control assembly. The fabricated flood control assembly comprises a fastening part and a triangular supporting part, wherein industrial production and assembly of the fastening part and the triangular supporting part can be achieved, the fabricated assembly can be rapidly installed at the entrance and exit of underground space by utilizing the special structure of the underground space and can be used when flood occurs, and the defects of the complex structure, inconvenience in installation and the like of conventional flood control equipment are overcome. The flood control assembly can still be rapidly assembled under the condition of power failure caused by flood, so that the safety and reliability of flood fighting are greatly improved.

The invention discloses a seepage-resistant concrete and a preparation method thereof. Seepage erosion-resistant concrete includes the following components: cement, water, fly ash, silica fume, fine aggregate, coarse aggregate, admixture, preservative, and finely ground mineral powder; coarse aggregate includes a mass ratio of 1:(1.5 ‑1.8) of granite and basalt; admixtures include expanded fiber anti-crack waterproofing agent, air-entraining agent and water reducing agent with a mass ratio of 1: (0.3‑0.5): (0.5‑0.7); preservatives include the following parts by weight Raw materials: 2‑5 parts of isobutyltriethoxysilane, 1.2‑1.6 parts of oleic acid, 0.8‑1.6 parts of barium nitrate, 0.5‑1 part of 2BaO·SiO 2 and 3‑7 parts polyurethane resin. The seepage erosion-resistant concrete of the invention has the advantages of strong seawater seepage erosion resistance, corrosion resistance and good durability.