What are the characteristics of water-based spray adhesives? What precautions should be taken during use? What are the future prospects?
2022-06-28
Water-based spray adhesives are more environmentally friendly than oil-based spray adhesives. Domestic manufacturers are few, and most are imported. However, due to the higher price, there is significant cost pressure.
Characteristics of Water-Based Spray Adhesives:
1. Odorless and pollution-free: Solvent-based spray adhesives have no irritating odor;
2. No organic solvents: The solvent used is ordinary tap water;
3. No volatile substances: VOC is zero because water-based spray adhesives are diluted with "water" as a solvent, so there are no volatile organic solvents;
4. Non-toxic: Water and water-based synthetic resins are non-toxic, so water-based spray adhesives are non-toxic;
5. Economical: Compared to solvent-based spray adhesives of the same weight, it is more economical. According to customer usage data, the spray area of water-based spray adhesive can reach 3 times that of solvent-based spray adhesive (Note: This is related to actual operation, spray gun, etc.), truly achieving a dual effect of "environmental protection and economy";
Precautions for Water-Based Spray Adhesives:
1. When using this product, please pay attention to evenly spraying it on the surface of the object to be bonded, but before spraying, the surface of the object to be bonded must be dry, clean, and oil-free, otherwise it will affect the optimal bonding effect.
2. After spraying, place it in air above 20°C for 1 minute or until the adhesive is not sticky to the touch (depending on the operation time and placement in the workplace). Bonding materials should be done in one go for stable and firm results.
3. When the temperature is below 10°C, the storage time should be extended. Or if the operating process requirements need to be met, please adjust with our engineering department to ensure the optimal bonding performance of the product.
4. Use at temperatures between 10°C and -10°C. In rainy or humid weather, master the optimal bonding time. Pay attention to whether the materials and the surface of the object to be bonded are dry, otherwise it will lead to poor bonding effect.
5. If differences in operation, process, or quality occur during the conversion of this product due to objective factors such as weather and season, please contact the manufacturer immediately to resolve the issue to avoid affecting production and reducing production efficiency.
Under the material support of green development and green economy, the market competition of water-based spray adhesives is becoming increasingly fierce. Customers are increasingly aware of this choice. Spray adhesives must be environmentally friendly, have a low odor, be resistant to powdering, and weather-resistant. Performance, aging resistance, etc. Therefore, traditional companies that are still using oil-based spray adhesives are gradually unable to adapt to market development. Compared with oil-based spray adhesives, water-based spray adhesives will be one of the popular adhesives. Water-based spray adhesives have stronger adhesion and advantages in viscosity.
Pollution-free: Environmentally friendly water-based spray adhesives use water as a solvent, theoretically solving the fundamental problem of "toxicity." Compared with solvent-type polyurethane adhesives, water-based polyurethane adhesives are odorless, non-toxic, pollution-free, easy to clean residual adhesive, high solid content, safe and convenient.
Strong comprehensive performance: Of course, the comprehensive performance requirements for the production of water-based spray adhesives are higher, such as a solid content greater than 50%, hydrolysis resistance, etc. The cost of water-based spray adhesives is not a problem; the key is the environmental protection and safety awareness of manufacturers in various industries.
Cost-effective: However, according to market research, many manufacturers believe that water-based spray adhesives are safe, environmentally friendly, and easy to use, but their price is several times that of ordinary industrial adhesives, resulting in high costs. Some people disagree, saying that from the current price-performance ratio, the price of water-based spray adhesives is very reasonable.
Good bonding effect: Water-based spray adhesives meet national standards. They have good bonding effects, are powder-resistant, have a long bonding maintenance time, are ready-to-use, are easy to apply, and protect health. Water-based spray adhesive processes have low odor and no irritation, effectively improving the working environment for workers.
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