550results about "Cement coatings" patented technology

The invention relates to interior wall putty powder with air humidity regulating function, which belongs to the field of building materials. The putty powder is composed of 10 to 50 weight portions of humidity regulating material, 15 to 50 weight portions of inorganic binding material, 15 to 50 weight portions of inorganic filler, and 1 to 5 weight portions of sub divisible rubber powder; the humidity regulating material comprises one type or more than one type of diatomite, sepiolite, attapulgite, vermiculite, zeolite powder, kaolin and bentonite. Because of the environment protection and humidity regulating functions, the multi-pore inorganic mineral material is taken as humidity regulating material and applied in the building interior wall putty powder. With water added in, the putty powder is mixed into lacquer putty and applied on the wall surface, which can effectively regulate the indoor air humidity, so that the indoor air humidity is controlled within the scope which is beneficial to the health of human body; meanwhile, the putty powder has no pollution, no VOC released and can be directly used for decoration.

Process for the preparation of aqueous dispersions of (co)polymerizates using a polymer with cationic functionality, optionally accompanied by the use of conventional additives, the polymer with cationic functionality being obtained by (co)polymerization in an aqueous medium of olefinically unsaturated (co)monomers, in which at least one (co)monomer has a cationic functionality, further (co)monomers are added and polymerization takes place in the presence of suitable initiators, wherein the polymers and / or (co)monomers are so chosen and the process is so controlled that a (co)polymerizate particle with heterogeneous morphology is formed and the dispersed (co)polymerizate obtained has a glass transition temperature Tg of more than about 50° C. The invention also relates to a process in which the polymer with cationic functionality is formed in situ in the presence of a seed. Redispersible powders and the use thereof are also described.

An engineered composite building material, such as fiber cement, having one or more engineered sub-surface regions designed to provide the building material with improved moisture ingress resistance, paint adhesion, and other mechanical properties is provided. The sub-surface region has a cement-polymer matrix formed by introducing an impregnating agent into the pores of the substrate. The composite building material may be formed by applying impregnating agents to the subsurface regions of the substrate to form chemical and / or mechanical bonds with the matrix of the building material, the reinforcement fibers, and / or the surface coatings applied to the material. The thickness of the sub-surface regions may be controlled by varying the viscosity and porosity of the building material substrate. The cement-polymer building material has enhanced durability, weather resistance, strength, and stiffness.

The tunnel fireproofing material consists of sulforaluminate cement 30-50 wt%, inorganic heat insulating stuffing expanded perlite 5-30 wt%, expanded vermiculite 13-40 wt%, kaolin 5-15 wt%, aluminum hydroxide 5-20 wt%, magnesium hydroxide 0-25 wt%, diatomite 0-3 wt%, mine slag 0-10 wt%, redispersible glue powder 2-10 wt%, water reducing agent 0.1-2 wt%, expanded fire retardant 0-1 wt%, reinforcing fiber 0-1 wt%, setting retarder 0-5 wt% and setting accelerator 0-3 wt%. The tunnel fireproofing material has the advantages of high water resistance, high weather resistance, high fire resistance, high corrosion resistance, high stability and other advantages.

A inorganic dry powder paint with good mass sensation is prepared proportionally from cement, color sand, re-dispersed emulsoid powder, hydrophobic agent, inorganic pigment and filler. Its advantages are high adhesion to concrete, high weatherability, good air permeability, and no pollution. Its application method is also disclosed.

A composition for use in construction that is substantially free of volatile organic compounds (VOC) that when applied to a surface produces a smooth or textured, water-shedding (hydrophobic properties), aesthetically-pleasing, protective continuous coating. The coated surface as well as the method of preparing and applying the composition is also provided.

This disclosure relates to phosphate coatings that inhibit corrosion of metals, specifically coatings comprising acidic phosphate and alkaline metal oxide / hydroxide components. In one particular embodiment, phosphate-based coating formulations that reduce or eliminate corrosion of steel and other metals are disclosed. In other embodiments, methods for coating steel surfaces with acidic phosphate and alkaline metal oxide / hydroxide components to reduce or eliminate corrosion of the metal surfaces are disclosed.

A wearable ceram dope and its producing method, include skeletal material, cement, micropowder, dispersing agent, steel fiber, which are divided into A, B, C three groups, A: skeletal material, cement, micropowder; B: dispersing agent; C: steel fiber. The weight share rate and feeding proportion of the necessary material in each group is: 40-85 shares of skeletal material, 5-40 shares of cement, 2-20 shares of micropowder in A group. The feeding rate of the B group dispersing agent is 0.1-1.5% of A group. The feeding rate of the C group steel fiber is 4-8% of A group. The producing method is: adding the skeletal material to the agitator for 3 minutes; adding cement and micropowder to agitate for 5 minutes; adding dispersing agent, agitating for 8 minutes; outputting the material and bagging, stand-up; putting above material into the agitator when using, adding 8% water following agitating, 5 minutes later adding 5.5% steel fiber, agitating for 15 minutes. The invention has a good integer property, a strong cohesive force, a good resistance to abrasion, acid and alkali erosion, a low cost, a long service lift 1-3 times to metal pipeline.

The invention relates to elastic styrene acrylic and elastic acrylate emulsions and a polymerization method thereof, in particular to an elastic styrene acrylic emulsion for a polymer cement waterproof coating and a preparation method thereof. The prepared emulation comprises the components of fatty alcohol polyoxyethylene ether sulfate, fatty alcohol polyoxyethylene ether (methyl) acrylate, n-butyl acrylate, styrene, N-methyl methacrylate, AMPS and N-hydroxymethyl acrylamide. Different from a common waterproof emulsion, the emulsion has the advantages of remarkably reducing the using amount of an emulsifier and a hydrophilic monomer, improving the stability of the polymer emulsion, and improving the membrane formation property of the polymer emulsion and the toughness, strength and waterproof property of a coating.

A plurality of shaped particles that comprises at least one shaped early mechanically strong particle, the plurality of particles comprising a plurality of settable compounds, the shaped early mechanically strong particles being solid, porous, hollow, or a combination thereof, and being at least one of round and elongated.

The invention provides environment friendly dry powder emulsion paint and a preparation method thereof. The environment friendly dry powder emulsion paint comprises the following substances in percentage by weight: 10-45% of white cement, 0.35-0.65% of cellulose ether, 40-75% of calcium carbonate, 3-25% of ash calcium, 0.1-0.5% of cassava modified starch, 0.1-2% of wood fiber, 0.1-1% of fluorescent whitening agent, 0-25% of redispersible emulsion powder, 0-30% of titanium white and 0-5% of inorganic pigment. The preparation method comprises the following steps: putting the substances in percentage into a blender, evenly mixing and packaging to obtain the finished product; adding water and evenly stirring for using; and realizing one-step forming from bottom to surface. The invention has the advantages of high strength, small possibility of cracking, no drop, no peeling, no hollowing, easy color, bright color, small possibility of color fading, scrubbing resistance, mildew resistance, environmental protection, non-pollution, low cost, simple and easy packaging, convenient transportation, simple construction and the like, and can be widely applied to decoration of interior and exterior walls of the buildings.

The present invention relates to a production method of single system compounded tunnel fire-resisting paint. Its composition includes (by weight portion) 20.0-50.0 portions of adhesive formed from redispersible latex powder and aluminous cement, 55.0-85.0 portions of inorganic heat-insulating filler and 0.1-5.0 portions of adjuvant. Said fire-resisting paint not only has good fire-resisting property, but also has good water-proof and sound-insulating properties.

A cover composition that can be applied to a bulk material pile, such as landfill refuse, to protect the pile from wind, precipitation, and access by animals and insects is provided. The cover composition is a mixture of a liquid, typically, water; bentonite clay; and synthetic fibers. The composition may be enhanced by the addition of one or more of the following additives: Portland cement, pregelatinized wheat starch, synthetic polymers, soda ash, and latex paint. Unlike prior art cover compositions, the disclosed composition adheres well to waste material, most notably plastics, whereby the composition is easy to apply and provides a substantially uniform, durable protective cover to landfill refuse piles and other bulk materials. Methods of applying the composition to bulk material piles are also disclosed.

The invention provides a cement-base paint for concrete reinforcing bar rust prevention. The cement-base paint is composed of the following components by weight percentage on the basis of the cement mass: 100% of cement, 2-3% of a rust inhibitor, 0.5-1% of a levelling agent, 0-0.2% of a retarder, 10-25% of an ethylene-vinyl acetate copolymer and 40-60% of water. The invention also provides a preparation method and application of the cement-base paint. The cement-base paint provided by the invention has superior comprehensive performance, in the aspect of rust prevention, reinforcing bars can be rustless after immersion in salt water for 3 months, and in the aspect of reinforcing bar bond stress, the cement-base paint does not reduce the reinforcing bar bond stress, but enhances the reinforcing bar bond stress.

A fire-proofing and noise-absorbing coating composition consists of light concrete material 3-50wt%, binder 30-80wt%, heat-absorbing and shrinkage-resistant material 2-30wt%, common or carbonizing noise-absorbing fiber containing flame delayed-action activator 2-20wt% and additive 0.1-30wt%. It is characterized by taking at least one kind chosen from CSA compound, burnt lime and calcined alumite as raw material. It can decrease dry shrinkage, eliminate crack and fall out. It can be used for steel frame surface, wall or ceiling of buildings.

A composition for use in construction that is substantially free of volatile organic compounds (VOC) that when applied to a surface produces a smooth or textured, water-shedding (hydrophobic properties), aesthetically-pleasing, protective continuous coating. The coated surface as well as the method of preparing and applying the composition is also provided.

The invention provides a segmental type environmental protection fireproof paint used for tunnel, wherein the paint comprises separately packaged base-material and dispersing agent, on the construction site the proportion is water : base-material : dispersion agent = 100-120 : 100 : 1-3.

A composite water-proof cement-base polymer paint for building is composed of the organic liquid (component A) prepared from acrylate emulsion, siloxane emulsion, dibutyl phthalate, propanediol, sodium tripolyphosphate, and tributyl phosphate, and the inorganic powder (component B) prepared from silicate cement, talk powder and pigment. Said two components are proportionally mixing before it is used. Its advantages are better elasticity and flexibility, high adhesion, and no environmental pollution.

The invention relates to a carbonization-resistant waterproof slurry. The carbonization-resistant waterproof slurry is a double-component organic / inorganic material composite slurry, and comprises cement, quartz powder, redispersible latex powder, cellulose ether, a super plasticizer, a water repellent, a carbonization inhibitor, an emulsion, water, an antifoaming agent, and an antiseptic. The carbonization inhibitor is prepared by modifying a mixture of calcium oxide and calcium montmorillonite powder with mineral oil, and effect controlling on release of active ingredients of the carbonization inhibitor can be realized via modification, so that compact and uniform waterproof layers are formed from the surface to the internal part of a coating thin layer, moisture penetration is prevented with high efficiency, excellent carbonization resistance and water resistance are obtained, and service life of the coating layer and concrete protection term are prolonged. Compatibility of the carbonization-resistant waterproof slurry with inorganic materials such as cement is excellent, and excellent carbonization resistance and water resistance can be obtained by a functional thin layer with a thickness of 1 to 2mm.

This invention discloses a method for preparing a tunnel fireproof paint, which is a powdery mixture of rubber powder, portland cement, perlite, expanded vermiculite, fly ashes hollow floating beads, silica powder, argil, light calcium carbonate, cellulose ether, concrete expansion agent and polypropylene fibers. When contacted with water, the rubber powder can be dissolved and form an emulsion. The fireproof paint can be applied by adding a certain ratio of clean water into the powdery mixture and stirring into a paste. The fireproof paint has such advantages as rational formula, simple process, good fireproof property, and easy transportation and storage. The fireproof paint can be used as fireproof coating layer of tunnels and underground architectures.

The invention provides for the use of coating compositions based on one or more mineral binders, one or more polymers, one or more fillers, and, if desired, one or more additives for producing roof coatings, the coating compositions comprising at least 50% by weight of polymers, based on the dry weight of the polymers and of the mineral binders.

Disclosed and described are multi-component inorganic phosphate formulations of acidic phosphate components and basic oxide / hydroxide components. Also disclosed are high solids, atomizable compositions of same, suitable for spray coating.

The invention discloses a binder complex tunnel fire protection coating, the components and the parts by weight are as follows: 10 to 50 parts of ordinary portland cement and high alumina cement, 40 to 90 parts of expanded perlite, expanded vermiculite and light calcium carbonate, 1 to 10 parts of inorganic mineral fiber, 5 to 30 parts of flame retardant, 0.1 to 5.0 parts of glue powder and 0.5 to 3.0 parts of water-reducing agent, air entraining agent and expansion agent. The tunnel coating adopts the cement complex, thereby being capable of reducing the cost, improving the binding strength of the fire protection coating and improving the fire-resistance limit of the tunnel fire protection coating; the tunnel fire protection coating does not produce any toxic gas or waste during the construction process and the fire, thereby being environmentally friendly, being widely applicable to the fire protection of roads, railways and subway tunnel constructions and being capable of being used for petrochemical projects, such as firewalls and the like.

The invention relates to nano, environment-friendly and inorganic expanding type tunnel fire retardant coating and the preparation method. The coating is prepared by taking water glass as the main raw material, and matching with aluminate cement, organic and inorganic foaming agent, stuffing, additives and nano TiO2 photocatalyst and the like. The invention adopts that the aluminate cement is added to the base coating to increase the cohesive force; zeolite is added to the intermediate coating to reduce the noise; the pH value of the water glass of a finish coating is reduced to 10, and the nano TiO2 is added to prevent the chemical reaction between the water glass and the nano TiO2. The tunnel fire retardant coating has the advantages that the coating can usually purify the air, reduce the noise, prevent the mildew and perform self cleaning, the coating complys with the environmental protection, the fire resistance limit is high, basically no smoke and no toxic gas is produced during fire, and the normal operation of the firemen can not be affected.

The invention discloses a thick steel-structure fireproof radiation protective paint which consists of powder and water according to the weight ratio of (1:0.6)-(1:1.5), wherein the powder comprises the components of a fireproof filling material, a main bonding agent, an auxiliary bonding agent, wollastonite powder, mica powder, diamino polyethylene glycol modified hyperbranched polypyrrolone, polybenzimidazole modified meso-porous silicon, KH-560 and graphene oxide. The thick steel-structure fireproof radiation protective paint has the characteristics of being waterproof, anti-seepage, fireproof, impact resistant, simple in processing process, convenient to construct, non-toxic, harmless, long in service life, good in radiation protection performance and the like.

The invention relates to cement-based luminous ceramic imitating dry powder coating and the preparation method thereof, and belongs to the building material field. The cement-based luminous ceramic imitating dry powder coating is characterized in that the coating comprises raw material of white cement, heavy calcium carbonate, white alundum, photoluminescent energy storage material, dispersible emulsion powder, methyl cellulose ether, white titanium pigment, water repellent and foam breaker, and each raw material adopts the following parts by weight: the white cement is 35 to 50 shares, the heavy calcium carbonate is 20 to 30 shares, the white alundum is 10 to 20 shares, the photoluminescent energy storage material is 10 to 30 shares, the dispersible emulsion powder is 1 to 3 shares, the methyl cellulose ether is 1 to 3 shares, the white titanium pigment is 1 to 5 shares, the water repellent is 1 to 2.5 shares, and the foam breaker is 1 to 2.5 shares. The invention has the advantages of good durability and simple preparation technology, thereby being widely used for outer wall heat preservation systems, the ground, mark boards, urban sculptures, etc.

The invention relates to waterproof slurry with a sterilization function for toilet bath room decoration surfaces. The waterproof slurry is composed of A and B double components, the A component comprises white portland cement, quartz sand, cellulose ether, a water reducing agent, slag, titanium dioxide, ferric chloride, calcium ascorbate, attapulgite, sepiolite, diatomite, tourmaline and zinc oxide, the B component comprises acrylic emulsion, a defoaming agent, color paste, a composite antibacterial agent, natural essential oil and water. The waterproof slurry uses cement-class inorganic components as main materials, also has decorative effects and a waterproof function, and can be used as decoration surface layers in a toilet, a bathroom, a rest room, and other long-term watery and moist environment, is good in decorative effect, and is scrub resistant; by adding of the composite antibacterial agent prepared according to the environment characteristics of the toilet, the bathroom and the rest room, growth of bacteria and mold can be effectively inhibited; through the use of a composite deodorizing technology of a combination of minerals and the natural essential oil, undesirable odor of the toilet, the bathroom and the rest room can be controlled.

The invention discloses a polymer cement waterproof coating, belonging to the technical field of building coatings. The polymer cement waterproof coating consists of liquid and powder, wherein the liquid contains an emulsion, a stabilizer, a plasticizer, a film forming agent, a dispersing agent, a preservative and water; the powder contains cement and filler; the stabilizer contains inorganic salt, chitosan degradation liquid, gellan gum liquid and terephthalaldehydel; and the filler is prepared from nano-expanded graphite, nano-calcium carbonate and quartz sand through compounding. The polymer cement waterproof coating prepared by virtue of the technical scheme of the invention has excellent water resistance and storage stability, and meanwhile, the mechanical properties of the polymer cement waterproof coating are remarkably improved.

The invention discloses a cement-based radiation refrigeration dry powder paint and a building coating. The cement-based radiation refrigeration dry powder paint comprises main ingredients, accessoryingredients and functional filler, wherein the particle size of the functional filler is 1-40 micrometers. The functional filler can transform heat of the filler into electromagnetic waves in the waveband of 7-14 micrometers to emit the electromagnetic waves, so that the emissivity of the cement-based radiation refrigeration dry powder paint is 85% or above in the wave band of 7-14 micrometers, and the cement-based radiation refrigeration dry powder paint has 85% or above emissivity to light in the wave band of 300-2500 nanometers. A radiation refrigeration function is endowed to the cement-based paint, when the outer surface of a building is coated with the paint, the functional filler in the paint can emit the heat of the building to the outer space in the form of electromagnetic wavesin the wave band of 7-14 micrometers, and therefore, cooling of the building is achieved.

The invention relates to cement-based luminous ceramic imitating dry powder coating and the preparation method thereof, and belongs to the building material field. The cement-based luminous ceramic imitating dry powder coating is characterized in that the coating comprises raw material of white cement, heavy calcium carbonate, white alundum, photoluminescent energy storage material, dispersible emulsion powder, methyl cellulose ether, white titanium pigment, water repellent and foam breaker, and each raw material adopts the following parts by weight: the white cement is 35 to 50 shares, the heavy calcium carbonate is 20 to 30 shares, the white alundum is 10 to 20 shares, the photoluminescent energy storage material is 10 to 30 shares, the dispersible emulsion powder is 1 to 3 shares, the methyl cellulose ether is 1 to 3 shares, the white titanium pigment is 1 to 5 shares, the water repellent is 1 to 2.5 shares, and the foam breaker is 1 to 2.5 shares. The invention has the advantages of good durability and simple preparation technology, thereby being widely used for outer wall heat preservation systems, the ground, mark boards, urban sculptures, etc.