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[Chemical Knowledge]：Properties and uses of vinyl acetate-acrylic emulsion

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Vinegar-acrylic emulsion is an important raw material for chemical production, which is widely used in many fields. This article will introduce the nature, use and production process of vinyl acetate-acrylic emulsion in detail, in order for readers to have a deeper understanding of vinyl acetate-acrylic emulsion.

1. the properties of vinyl acetate-acrylic emulsion

vinyl acetate-acrylic emulsion is a water-based polymer emulsion, mainly by vinyl acetate, butyl acrylate and other monomers. Acrylic acetate emulsion has many excellent properties, such as water resistance, alkali resistance, weather resistance, film-forming and so on. In addition, vinegar acrylic emulsion also has the characteristics of non-toxic, tasteless, non-burning, etc., is an environmentally friendly polymer material.

2. the use of vinyl acetate-acrylic emulsion

vinyl acetate-acrylic emulsion as an important chemical raw material, widely used in construction, coatings, textiles, paper, adhesives and other fields. Specific applications of the vinyl acetate-acrylic emulsion in various fields will be described in detail below.

1.
in the field of construction vinegar acrylic emulsion is mainly used as waterproof coating and interior and exterior wall coating in the field of construction. Its excellent water resistance, weather resistance and film-forming properties make vinyl acetate-acrylic emulsion can improve the waterproof and decorative properties of buildings.
2.
in the field of coatings Vinegar-acrylic emulsion has a wide range of applications in the field of coatings, such as wood coatings, metal coatings, etc. Acrylic acetate emulsion can improve the water resistance, scrub resistance and gloss of the coating, making the coating have a longer service life and better decorative effect.
3.
in the textile field Vinegar-acrylic emulsion can be used as a coating agent and printing paste for textiles in the textile field. Its excellent film-forming and adhesion can improve the waterproof performance of textiles, breathable performance and color fastness.
4.
in the field of papermaking Vinegar-acrylic emulsion can be used as a paper coating agent and reinforcing agent in the field of papermaking. It can improve the surface strength and gloss of the paper, improve the printing performance and writing performance of the paper.
5. adhesive field
vinyl acetate acrylic emulsion in the field of adhesive can be used as a variety of materials, such as wood, paper, leather, etc. Its excellent adhesion and water resistance make the vinyl acetate-acrylic emulsion improve the strength and durability of the adhesive.

3. vinyl acetate acrylic emulsion production process

vinyl acetate acrylic emulsion production process mainly includes monomer polymerization, emulsification, deployment and other steps. The specific process is as follows:

1. monomer polymerization
vinyl acetate, butyl acrylate and other monomers are mixed according to a certain proportion, initiator and emulsifier are added, and polymerization reaction is carried out at a certain temperature and pressure to generate the main component of the acrylic emulsion.
2. Emulsification
Mix the main components of the polymerized vinyl acetate-acrylic emulsion with emulsifier, water, etc., and stir at high speed to form a stable emulsion system.
3.
according to the specific needs, to add a variety of additives, such as preservatives, defoamers, etc., to improve its stability and performance.

4. summary

vinyl acetate-acrylic emulsion as an important raw material for chemical production, has a wide range of uses and excellent properties. Vinegar-acrylic emulsion plays an important role in construction, coating, textile, paper making, adhesive and other fields. Understanding the nature, use and production process of vinegar acrylic emulsion will help us to better apply this material and contribute to the development of various fields.

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