Industry News

  • Analysis and solution of common problems in edge banding hot melt adhesive (2)

    Analysis and solution of common problems in edge banding hot melt adhesive (2)

    In the last article, we learned about the first half of the analysis and solutions of common problems of edge-sealing hot-melt adhesives. This article Qingdao Sainuo polyethylene wax manufacturer will take you to understand the remaining contents. 1. The edge banding is easy to fall off during t...
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  • Analysis and solution of common problems in edge banding hot melt adhesive (1)

    Analysis and solution of common problems in edge banding hot melt adhesive (1)

    In the process of using hot-melt adhesives, due to changes in various situations, various problems will be encountered. To solve these problems, you must have a comprehensive understanding and comprehensive analysis of various factors. Such as temperature, humidity, thickness, speed, surface, p...
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  • [pe wax] Common testing methods for powder coatings

    [pe wax] Common testing methods for powder coatings

    1.  Appearance recognition method   The texture is smooth, fluffy and extremely light, the quality is good; otherwise, the quality is poor. The larger the volume, the better the quality; otherwise, the quality is poor. The longer the storage time, the better the quality; on the contrary, it ...
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  • [Polyethylene Wax] Some limitations of color masterbatch

    [Polyethylene Wax] Some limitations of color masterbatch

    Color masterbatch plays an important color function in the injection molding industry. But there are limitations when using color masterbatch. After all, everything in the world cannot be perfect. Today, Qingdao Sainuo polyethylene wax manufacturer will show you the limitations of color masterb...
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  • The development of polyvinyl chloride (PVC)

    The development of polyvinyl chloride (PVC)

    Polyvinyl chloride is widely used. It has been in development for more than 100 years today. Qingdao Sainuo pe wax manufacturer hascollected various dates and summarized the following content. Let us take a look at the development process of polyvinyl chloride. 1913 – German inventor Fri...
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  • Analysis of the Causes of Air Bubbles in Road Marking Paint

    Analysis of the Causes of Air Bubbles in Road Marking Paint

    The general road marking paint applied on the asphalt pavement will not cause air bubbles, but some road marking paint will appear air bubbles on the cement pavement. Today Qingdao Sainuo polyethylene wax manufacturer will show you the road marking paint causes of bubbles. 1. Some manufacturers ...
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  • Pigment dispersion process

    Pigment dispersion process

    The pigment dispersion process consists of three steps: wetting, dispersing, and stabilizing. During the wetting process, the air and water vapor on the surface of the pigment are replaced by the resin solution, and the dispersing agent, especially the low molecular wetting and dispersing agent...
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  • Application characteristics of polyethylene wax in road marking paint

    Application characteristics of polyethylene wax in road marking paint

    Polyethylene wax has a high softening point, which can improve the heat resistance of road marking paint; Low viscosity, adjustable to improve leveling; Good flow performance, conducive to construction and improve construction efficiency; High hardness, wax is distributed in the coating film to...
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  • Causes of white spots on blown film

    Causes of white spots on blown film

    The reason for the white spots on the blown film is due to the fact that during the extrusion ofthe blown film, the calcium carbonate agglomerates failed to open and the dispersion was uneven.  In order to disperse the calcium carbonate particles in the masterbatch uniformly into the matrix pl...
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  • Principle of adding lubricant in PVC profile(3)

    Principle of adding lubricant in PVC profile(3)

    The balance of the lubrication system is not a simple balance between lubricants, but the lubrication balance of the entire formulation system. The formulations of different stable systems have different requirements on lubricants, and the lubricants played by the lubricants in the formulations...
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  • Principle of adding lubricant in PVC profile(2)

    Principle of adding lubricant in PVC profile(2)

    On the premise of satisfying the needs, the lubricant should maintain the minimum dosage. Although lubricants play an important role in the formulation, it is not that the greater the amount, the better. Lubrication internal and external balance is a balance within a certain limit.           ...
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  • Principle of adding lubricant in PVC profile(1)

    Principle of adding lubricant in PVC profile(1)

    Pay attention to the internal and external balance of lubrication in the formula, adapt to the requirements of the lubricity of the materials in the early, middle and late stages, and achieve the consistency and long-term of the lubrication balance.  polyethylene wax  Lubricant (PE WAX) for PV...
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  • The role of lubricants in different PVC molding processes

    The role of lubricants in different PVC molding processes

    The role of the lubricant is to reduce the friction between the materials and the surface of the materials and processing equipment, thereby reducing the flow resistance of the melt, reducing the viscosity of the melt, Improve the fluidity of the melt, avoid the adhesion of the melt to the equi...
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  • Product characteristics of calcium stearate lubricant

    Product characteristics of calcium stearate lubricant

    Calcium stearate, white powder, this product is used for external lubrication, can be used for PVC, PP, PE, ABS. The dosage is 0.2- 1.5 parts, when there is excess, there is segregation and scaling phenomenon. This product has a thermal stabilizing effect, which can increase the gelation speed, ...
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  • Reasons for the precipitation of PVC products

    Reasons for the precipitation of PVC products

    There are many factors for the precipitation of PVC products, which are related to the equipment, raw materials, process formula, etc. But in terms of additives, lubricants are the main reason that cannot be ruled out. Selecting a low molecular weight, low melting point, low molecular weight lu...
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