• What is the difference between water-based acrylic resin and water-based acrylic emulsion?
    What is the difference between water-based acrylic resin and water-based acrylic emulsion?

    2024-11-09

    Water-based acrylic resin and water-based acrylic emulsion have the following differences: 1.Appearance: • Water based acrylic resin: available in a variety of forms, both solid and liquid. Solid water-based acrylic resin is powder, need to be diluted with water after use; Liquid water-based acrylic resin can be transparent or milky liquid, its particle size is relatively small, generally in a nanoscale dispersion state. • Water-based acrylic emulsion: A viscous liquid, usually milky white with blue light in appearance, belongs to a water dispersion system in which water is a continuous phase and acrylic resin is dispersed in the form of tiny particles in the water. 2.Composition: • Water-based acrylic resin: The main component is a polymer formed by polymerization of acrylic monomers, and may contain small amounts of other additives or additives to improve its performance.Hydrophilization can be achieved in a variety of ways, such as by introducing hydrophilic groups into the molecular chain, or by copolymerization with other monomers with hydrophilic groups. • Water-based acrylic emulsion:In addition to acrylic resin, the main components also contain water, surfactants, emulsifiers and so on.Among them, the role of surfactants and emulsifiers is to make the acrylic resin can be stably dispersed in water, forming an emulsion. 3.Production process: • Water-based acrylic resin:there are many synthesis methods, such as solution polymerization, step by step solution polymerization, etc.These methods are usually in organic solvents or water-based media, under the action of the initiator to polymerization of acrylate monomers, and then by removing the solvent or neutralizing treatment, water-based acrylic resin. • Water-based acrylic emulsion: mainly produced by emulsion polymerization.After mixing acrylate monomer, water, initiator, emulsifier, etc., the emulsion polymerization reaction is carried out under certain temperature and stirring conditions, so that the monomer is polymerized into acrylic resin particles, and dispersed in the water phase to form emulsion. 4.Performance characteristics: Stability • Water-based acrylic resin: the stability of its water dispersion or aqueous solution is relatively high, and it is not easy to be affected by external factors and occur demilking, precipitation and other phenomena, but the solid resin needs to pay attention to moisture and avoid agglomeration during storage and use. • Water-based acrylic emulsion: Because it contains emulsifiers and other ingredients, its stability is affected by the type and dosage of emulsifiers, temperature, stirring speed and other factors to a certain extent, and there may be problems such as breaking milk and delamination. Particle size • Water-based acrylic resin: if it is water-dispersed, its particle size is usually between tens of nanometers and hundreds of nanometers;If it is water-soluble, it is molecularly dispersed and the particle size is smaller. • Water-based acry...

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  • What is the correct step for adding water-based ink additives to the process
    What is the correct step for adding water-based ink additives to the process

    2024-11-08

    First, the principle of adding water-based ink additives When using water-based ink additives, there are some basic principles that need to be followed. First, the resin and ink should be combined first, and then additives are added. Secondly, the appropriate time and method of addition should be selected according to the type and use of the selected additives. Second, the right steps 1.With resin and ink: First, the resin and ink need to be combined in a certain proportion, and then stirred in a high-speed mixer for 15-20 minutes until the mixture becomes uniform. 2.Add water-based ink additives: After the complex is mixed evenly, you can begin to add water-based ink additives. When adding, the additive should be added to the mixture slowly by a gradual addition. The rate of addition should be moderate to ensure that the mixture remains uniform at all times.3.Continue to stir: After adding the additives, it is necessary to continue to stir in the high-speed mixer for 15-20 minutes to ensure that the mixture is fully mixed to achieve the best results. Third, precautions 1.Before adding additives, the additives should be fully stirred and mixed to ensure the uniformity of the additives. 2.When adding additives, attention should be paid to controlling the adding speed and amount to avoid too much or too little additives, affecting the quality of the mixture. 3.After adding the additives, it should be fully stirred and mixed to ensure the uniformity of the mixture and the best effect of the additives. Conclusion The correct water-based ink additive addition process can ensure the quality and best results of the mixture. Before adding the auxiliary agent, it is necessary to fully mix the auxiliary agent, the speed and amount need to be controlled when adding, and the need to fully stir and mix after adding. By following the correct adding steps and precautions, water-based ink additives can be used to achieve more efficient and high-quality printing results.

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  • Textile people have to understand the fabric coating complete
    Textile people have to understand the fabric coating complete

    2024-11-04

    Fabric coating is a kind of fabric treated by a special process. It can form a uniform layer of covering material on the surface of the fabric, so as to achieve waterproof, windproof, breathable and other functions. Textile Coating, also known as glue coating, that is, acrylic coating, is the most common and most common kind of coating at present. As a textile person, you must know 15 kinds of coatings, how many do you know? PA Coating All known as polyacrylate fabric coating glue, also known as AC glue coating, that is, acrylic coating, is the most common and most common kind of coating, which can increase the feel, wind proof, and drooping feeling after coating. It is often used for anti-velvet, feel, color fixing and sand fixing. There are acrylic, pony glue, that is, solvent acrylic coating, suitable for water pressure resistance coating. PU coating It's called a polyurethane, after coating the fabric feel full, elastic, the surface has a film feeling. Anti-pile coating It is also called anti-down coating, which can prevent down from running after coating and is suitable for down jacket fabric. But now the coating where the water pressure requirements of PA coating is also called anti-pile coating. PA white glue coating Coating a layer of white acrylic resin on the surface of the fabric can increase the coverage of the cloth, do not penetrate the color, and make the color of the cloth more vivid. PU white glue coating Coated with a layer of white polyurethane resin on the surface of the fabric, the effect is basically the same as PA white glue, but PU white glue feels fuller after coating, the fabric is more elastic and fastness is better. PA silver glue coating On the surface of the fabric coated with a layer of silver-white glue, so that the fabric has the function of shading, imitation radiation, generally used in curtains, tents, clothing. PU silver glue coating The basic function is the same as PA silver glue coating. However, PU coated silver fabric has better elasticity and better fastness, and PU coated silver is better than PA coated silver for tents and other fabrics that require high water pressure. Pearlescent coating By pearlescent coating on the surface of the fabric, the surface of the fabric has a pearlescent luster, silver and colored. Very beautiful in costume. There are also PA pearlescent and PU pearlescent points, PU pearlescent is more smooth and bright than PA pearlescent, the film feeling is better, and it has the reputation of "pearl film". Oil finish After coating the surface is smooth and shiny, family daily use, generally suitable for making tablecloth. Silicon high elastic coating Also called paper coating. For thin cotton cloth is very suitable for shirt fabric, feel full, very crisp and elastic, with strong resilience, anti-wrinkle. For thick fabric, good elasticity, good fastness. Skin coating By calendering and coating the surface of the fabric, the surface of the fabric forms a skin film, which completely cha...

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  • High quality real stone paint emulsion SA-212
    High quality real stone paint emulsion SA-212

    2024-11-01

    High quality real stone paint emulsion SA-212: excellent comprehensive properties of real stone paint; Excellent yellowing resistance; Applied to real stone paint, does not contain APEO, does not contain heavy metals, is an environmentally friendly product. Styrene Acrylic Emulsion For Real Stone Paint SA-212 adopts the optimal formula design and process optimization, and gives full play to the water white resistance of silicon on the silicon technology platform. At the same time, on the basis of taking into account the price advantage, the stability of the emulsion is improved through seed emulsion polymerization, so that its comprehensive performance reaches the best balance point. Let customers use it really efficient and worry-free; SA-212 is designed to be used in real stone paint, does not contain APEO, does not contain heavy metals, is an environmentally friendly product. Key features and benefits: Excellent comprehensive properties of real stone paint; Excellent yellowing resistance; High cost performance 2.Technical indicators: Polymer type Styrene/acrylic copolymer Appearance Milky, bluish liquid pH (25℃) 8士1 Brinell viscosity (cps,25 ° C, No. 3 rotor, 12 RPM)2 2500-7000 Solid content (%) 45+1 Minimum film forming temperature (℃) About 20℃ Particle diameter (μm) 0.1-0.2 Ionicity                                  Anionic 3.Storage conditions: The product should be stored in a closed container, avoid freezing and high temperature, it is recommended that the normal storage temperature of 10~35°C, effective storage period from the date of packaging six months. 4.Important things Clear advice on process conditions can only be provided after knowing which application and manufacturing facilities to adopt, please consult a representative of the Joint Sinograce Chemical Industry for the above details.‌

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