2017-09-01
China's adhesive industry in recent years has made relatively large progress, the specific performance are in the following areas: (1) New products continue to emerge. Some modified type, knot type, copolymer blending type and special type of adhesive have been developed, some have realized the industrialization. Such as polyurethane modified polyvinyl acetate emulsion, frost-resistant white latex, double-horse modified epoxy conductive adhesive, silicone modified epoxy resin and so on. These products have a lot of excellent performance, not only to meet the various needs, but also improve the grade of China's adhesive products, replacing some of the imports. (2) Production technology to accelerate. China's adhesive production technology has made great progress. The new production technology represented by radiation, UV solidification and interpenetration network, In improving product performance, improve the quality of products, has played a very important role in improving the performance and quality of products. (3) Application areas continue to widen. At present, the application of adhesives has been infiltrated into the various sectors of the national economy. Such as clothing, light industry, machinery manufacturing, aerospace, electronic appliances, transportation, health, e-mail, warehousing and other fields, has becoming indispensable technology in industrial production. In the automotive industry, the application of adhesives is for the simple, reliable and cost-effective process. Used for metal, plastic, fabric, glass, rubber itself or interconnected and painted surface structure connected, fixed and sealed.
read more2019-09-04
water-coated water colorful paint, because of its simple, beautiful, elegant, natural and smooth granite texture, seamless blend, smooth and smooth surface smooth, feel rough, high adhesion film does not crack, high weather resistance, high resistance easy to clean, self-cleaning function, so much loved by everyone. Liquid stone colorful paint composition 1.Primer: fill the gap, close the wall alkaline, improve the combination of layers, increase the adhesion of the base surface. 2.Watery colorful coating: imitation stone main color layer, at the same time with flexibility to prevent wall cracking. 3. Water-based colorful main material: imitation stone modeling layer, you can create almost the same as the original stone texture effect. 4. Gloss finish: protects the inner coating with persistence and UV resistance.
read more2017-08-28
With the deepening of the field of adhesive research, at present, the development trend of synthetic adhesives in the world is as follows: 1.Construction technology and sizing equipment constantly updated,the adhesive on the higher requirements. In order to improve product quality, simplify the operation process, improve the construction efficiency, developed countries have developed a series of special equipment. Not only to the synthetic adhesive users to provide a better means of construction, but also on the adhesive industry put forward higher requirements. For its sustainable development has created an important condition. 2. High performance synthetic adhesives grow rapidly. High-performance synthetic adhesives, first, the product requirements at the same time have good mechanical properties and functionality; second, the required process on the production line is operational. Currently. As the construction industry and the automotive industry on the adhesive quality requirements of strict, construction conditions demanding, developed countries are committed to the development of high-performance, high-quality new type of rubber. and made great progress. In recent years, the annual growth rate of synthetic adhesive production in developed countries is very low. Some varieties of production even in the decline, but sales have increased faster. The main reason is the development of high-performance synthetic adhesive has brought great economic benefits. High-performance synthetic adhesives include epoxy, silicone, polyurethane and new modified acrylic adhesive. 3. Environmentally friendly synthetic adhesives developed rapidly. With the increasingly stringent environmental regulations, developed countries developed water-based adhesives and hot-melt adhesives and other solvent-free adhesives. In 1998 the developed countries of the synthetic adhesive market, water-based glue accounted for 50%. hot melt about 20%, while solvent-based adhesives accounted for only 20%.The future of the global synthetic adhesive market will be low-pollution water-based glue and hot-melt adhesives, environmentally friendly synthetic adhesive will be the market in favor of goods. At present, China's synthetic adhesive industry trends have three aspects: (1) High-performance rubber will be the rapid development. (2) Environmentally friendly adhesive will become the mainstream of synthetic adhesives. (3) Synthetic adhesive industry is accelerating the rational adjustment of the scale structure, to achieve large-scale restructuring of the synthetic adhesive industry, so that factors of production to the advantages of business concentration, to achieve the intensive production of adhesive, large-scale.
read more2019-09-04
Adhesives can be used to bond metal, glass, wood, paper, fiber, rubber, plastic and other materials together to produce a function or performance greater than the sum of its part and the whole. Adhesive bonding method is increasingly replacing the mechanical coupling method, which is mainly due to the adhesive bonding method has the following advantages. (1) Film, fiber and small particles and other materials with other methods are not good or difficult to link, with adhesive easily bonded together. Typical examples of such uses are: Polyethylene and other plastic film, aluminum foil, cotton fabric and paper laminated gluing; Glass wool insulator and wool glass fiber composite material; Grinding wheel, sandpaper, emery cloth and brake pads; Rayon, nylon, polyester and glass fiber reinforced tires; Corrugated boards, paper bags, labels, tapes, stamps and envelopes; Safety glass; non-woven fabrics and a flocked fabric or carpet made of cotton, wool or fine velvet, a particle board or particle board, a furniture trim panel or a polaroid board. (2) Compared with the traditional weaving method, metal welding method and riveting, bolt or pinning and other mechanical connection method, the adhesive bonding method may be faster and more economical, this is often an important reason for using the bonding method. (3) Can be different materials (such as: aluminum - paper, iron - copper, etc.) together. Moreover, when bonding two kinds of metal, the adhesive can be separated from them to prevent corrosion. When the thermal expansion coefficient of the two sticky objects is very different, the flexible adhesive can reduce the gravitational force caused by the temperature change. The properties of laminates of different materials are superior to those of any of the bonded materials. (4) Stress is distributed in larger areas, can reduce the fatigue damage of the assembly, and may be lighter and stronger than the mechanical connection, such as aircraft wings or tail and body bonding. (5) The strength-mass and dimensional stability of the anisotropic material is improved by cross-bonding. The non-homogeneous and water-sensitive wood can be transformed into warp-resistant, water-resistant plywood; The random fiber mesh can be made into an isotropic nonwoven fabric. (6) In the capacitor, printed circuit and filling resistors, the glue can provide electrical insulation. (7) Gluing can act as a moisture barrier, such as in packaging laminates, the glue line will greatly increase the moisture resistance.
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