What is BOPP, CPP Why coating is required etc

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Accepted Answer

BOPP and CPP are types of plastic films used for packaging. Coating is required for various reasons such as protection and aesthetics.

BOPP stands for Biaxially Oriented Polypropylene and CPP stands for Cast Polypropylene.
BOPP is commonly used for packaging snacks, confectionery, and other food items while CPP is used for packaging fresh produce, meat, and cheese.
Coating is required to protect the product from moisture, oxygen, and other external factors that can affect its quality and shelf life.
Coating can also enhance the appearance of the packaging by adding gloss or matte finishes, and can provide a surface for printing logos and other information.
Coating can be done using various materials such as acrylics, polyurethanes, and polyesters.

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