Coating knowledge: introduction to general waterproof coating

Core tip: General waterproof coating, also known as GS waterproof coating It is a mixture of acrylic emulsion and auxiliaries and a mixture of cement, sand and mineral powder, which is made up of two components waterproof material according to specific proportions After mixing the two materials, chemical reaction takes place, which not only forms the waterproof of the surface coating, but also penetrates the interior of the base material to form a crystal to prevent the passage of water, so as to achieve the double waterproof effect The enterprise that produces this kind of waterproof coating on the market is leibangshi The product features rigid waterproof material, outstanding bonding performance, mainly used for waterproof and moisture-proof treatment of toilet and kitchen Application scope: · indoor and outdoor cement concrete structure Paint agent, top 10 Chinese wall paint brands Recommended introduction: interior wall paint and exterior wall paint can achieve beautiful, clean and pleasant effects, but the effects in different environments are different, so the color of the paint will be different There are ten brands of Chinese paint, ten brands of global paint, ten brands of Chinese wall paint, and ten brands of Chinese paint, Famous trademark of Chinese paint and coating In private rooms, most of us choose according to our own personality, personal hobbies and living habits The younger generation will choose the interior wall paint with rich colors and bright colors, while the older ones will have some working experience Home of coatings: General waterproof coating, also known as GS waterproof coating It is a mixture of acrylic emulsion and auxiliaries and a mixture of cement, sand and mineral powder, which is made up of two components waterproof material according to specific proportions After mixing the two materials, chemical reaction takes place, which not only forms the waterproof of the surface coating, but also penetrates the interior of the base material to form a crystal to prevent the passage of water, so as to achieve the double waterproof effect The enterprise that produces this kind of waterproof coating on the market is leibangshi The product features rigid waterproof material, outstanding bonding performance, mainly used for waterproof and moisture-proof treatment of toilet and kitchen Applicable scope: · indoor and outdoor cement concrete structure, mortar masonry structure wall, floor; · toilet, bathroom, kitchen, floor, balcony, pool floor and wall waterproof; · used for plastering before laying stone, tile, wood floor, wallpaper, gypsum board, which can prevent moisture and salt pollution Foundation surface (base material) treatment: · the base material must be solid, flat and clean, free of dust, grease, wax, release agent and other debris materials; · if the base surface has pores, cracks and inequality defects, it must be repaired and leveled with cement mortar in advance, it is recommended to paste plastic strips for expansion joints, add a layer of non-woven fabric to the joints, and it is recommended to fill the nozzle with rabonshi nozzle grouting material; ·The internal and external corners shall be plastered in arc shape (or V-shape); · the base surface shall be fully wet without open water; · the newly poured concrete surface (including plastering surface) shall be completely dry fixed before construction Usage: · mixing: first pour the liquid into the container, then slowly add the powder, and fully mix for 3-5 minutes to form a uniform slurry without raw powder and particles; (it is better to use the mixer) · brushing: brush directly on the base surface with a brush or roller brush, with even force, without missing brush; Generally, it is required to brush 2 times (according to the use requirements), and the thickness of each brush shall not exceed 1mm; after the previous brush is slightly dry, it is required to brush the next time (just do not stick to hands, generally at an interval of 1-2 hours), and the front and back are vertically cross painted, with the total thickness of 1-2mm; if the coating has solidified, the other layer shall be wet with clear water Conservation: after 24 hours of construction, it is recommended to use wet cloth coating or spray spray to maintain the coating ·Protection: please take measures to prevent trampling, rain, exposure to the sun, sharp damage and other protection before the construction is completely dry ·Inspection (closed water test): after the waterproof layer is dry and fixed (at least 24 hours in summer and 48 hours in winter), the toilet, pool and other parts shall be filled with water for 48 hours to check whether the waterproof construction is qualified Water spraying test shall be conducted for light wall Caution: · please construct according to the above foundation surface treatment and use method; · suitable for use in the environment of 5 ℃ - 40 ℃ to avoid high temperature, low temperature and outdoor rainy weather; · single layer painting should not be too thick, especially at the nozzle and corner to prevent cracks; · please keep the ventilation environment after construction to facilitate the dry and solid of the waterproof layer; · please avoid damaging the waterproof layer during the later construction; ·When tiling on the waterproof layer, it is forbidden to use pure water mud paste Please construct according to the requirements of tiling and leave a gap It is suggested to use rapunz tile glue or rapunz mortar glue; ◎ reference dosage: usually 1.5-2.0kg square meters; the actual dosage is determined by the use, using position, base roughness, environmental factors, etc Please go to the purchasing office for details Product transportation: according to the requirements of non dangerous goods Prevent rain, exposure, frozen extrusion, collision, inversion, package damage, etc Storage method: store in a cool and dry place; ◎ shelf life: the shelf life of the original packaging under normal storage conditions is 12 months Synthetic polymer waterproof coating ast synthetic polymer waterproof coating With many polymer materials as the main film-forming materials, thixotropic agents, anti flow agents, anti precipitating agents, thickening agents, leveling agents, antioxidants and other additives and catalysts, the synthetic polymer waterborne emulsion waterproof coating has been produced through special processing technology It has excellent elasticity and excellent waterproof performance The product is non-toxic, tasteless, safe and environmental protection The film has strong water resistance, alkali resistance, UV resistance, high elongation at break, tensile strength and automatic repair function Product features (1) compared with other solvent based waterproof coatings and waterproof rolls, the most important feature of green environmental protection "ostai" waterproof materials is environmental protection and safety The non-toxic and tasteless products have no adverse effects on the environment and the health of personnel (2) The product with excellent aging resistance has stable performance under the action of ultraviolet, light, heat and oxygen, and the service life of the material is more than 20 years (3) The products with strong adhesive force have excellent repair and bonding performance for common building materials such as concrete base, glass, ceramics, plastics, metals, asbestos tiles, floor tiles and original waterproof material base, with strong adhesive force Under the action of external force, it can form a stable waterproof whole without peeling and layering (4) Good permeability due to the good permeability of the material, when brushing the material, it can penetrate into the pores of the cement-based material, blocking the seepage channel, and the waterproof effect is reliable (5) The product with good elongation at break ≥ 600% has excellent crack resistance, which has a high shielding effect on the cracks of the base course Even if the base course has small cracks due to external factors, there will be no fracture and leakage (6) High and low temperature resistant products can withstand high temperature up to 170 ℃ without flowing, low temperature - 20 ℃ without embrittlement (7) Products with bright colors can be adjusted according to the design requirements and user needs, with excellent heat insulation and decoration effect Therefore, the product belongs to decorative and multi-functional waterproof materials (8) it is convenient for construction The product can form continuous waterproof layer by brushing and scraping on any regular or irregular base surface It can be constructed on wet base surface The product has no blistering, good film forming effect, fast curing and can effectively shorten the construction period (9) Widely used products can be widely used in building roofs, basements, underground garages, indoor kitchens and bathrooms, boiling rooms, balconies, facades of external walls, slab joints, window edges, windowsills, column edges, pipe ditches and pipes, as well as the water proofing of grain depots, water towers, swimming pools, tunnels, steel structure factory building surfaces, power plant cooling tower inner walls, etc., which are applicable to the construction of building climate areas all over the country Construction technology 1 The base course surface shall be flat, without sanding, unevenness and cracks 2 Mix the product evenly before construction 3 This product can be rolled, scraped and painted 4 When painting, the construction shall be carried out horizontally first and then longitudinally in a clockwise direction 5 Special parts can be strengthened with non-woven or fiberglass cloth 6 Generally, the waterproof project can achieve the waterproof effect by coating the product twice Construction requirements 1 Base treatment: the waterproof base shall be solid, flat, clean, free of open water, cracks and unevenness The cracks shall be treated and leveled with cement mortar or ostay repair mortar 2 For different waterproof works and construction requirements, the product adopts 2-4 times of construction, and if necessary, adds tire base cloth 3 If there is sediment in the product, it can be directly constructed after being stirred evenly 4 The water storage test is generally carried out after the coating construction is completed and dry The reference dosage is 1.2mm thick, the dosage is 2kg / ㎡ Film forming thickness of coating: the film forming thickness per square meter per kilogram of material is about 0.6mm (excluding the thickness of reinforced cloth) Precautions: the construction shall be carried out under the temperature above 0 ℃ It is estimated that outdoor construction cannot be carried out in 24 hours with rain and fog In case of rain during outdoor construction, the coating shall be fully dried to form a film after the rain stops, and then the construction shall be carried out Home of coatings is specialized in coatings, diatom mud, paint coating, coating technology, fire retardant coating news and coating, diatom mud, paint coating, coating technology, fire retardant coating decoration knowledge and decoration renderings,