Adhesives are versatile materials used in a wide range of applications. They are used to permanently bond materials together by creating a strong and reliable adhesion between surfaces. Adhesives can be made from various chemicals and vary in their properties, applications and processing methods.

Some of the most common adhesives include acrylates, epoxies, polyurethanes, silicones and vinyl polymers. These adhesives can be in liquid, pasty or solid form and are applied to the materials to be joined. The adhesives then go through various processes such as curing, drying or polymerization to create a strong bond between the materials.

Adhesives find applications in a variety of industries, from automotive and aerospace to electronics and construction to packaging and food. They are also used in everyday life, from repairing household items to crafts and model making.

There are several factors that need to be considered when selecting the right adhesive for a particular application, such as the type of materials to be joined, the ambient temperature, the stresses the joint will be subjected to, and the specific properties of the adhesive such as viscosity, curing speed, and durability.

Overall, adhesives are essential materials that help to securely and permanently bond materials and are used in many different applications.