Adhesives are classified according to packaging materials

①Paper-based material adhesive
Mainly including original (natural) starch, dextrin, casein and current chemically synthesized and environmentally friendly various water-based latex, etc. Widely used in color boxes, cigarette packs, paper bags, gift boxes, hardcover boxes and various handmade boxes, as well as wooden furniture.
②Plastic adhesive
Mainly include solvent-based adhesives such as styrene-butadiene rubber, polyurethane, nitrocellulose, and polyvinyl acetate; water-soluble adhesives such as ethylene-vinyl acetate copolymer, ethylene-acrylic acid copolymer; and emulsion-based adhesives such as vinyl acetate resin and acrylic resin. Adhesives; hot melt adhesives composed of thermoplastic resins such as polystyrene, polyurethane, polyacrylate, etc.
③Wood adhesive
It mainly includes animal glues such as bone glue, leather glue, kelp glue, casein, and blood glue; it also includes synthetic resin glues such as phenolic resin glue, polyvinyl acetate resin glue, and urea-formaldehyde resin glue; and it also includes plant glues such as soybean gum.
Adhesives and adhesives are general terms for non-metallic materials that can bond one solid surface to another solid surface due to surface bonding and internal forces (adhesion and cohesion, etc.).