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Some paper products are coated - mostly with plastic - or treated to improve wet strength or grease resistance. Paper and paperboard packaging like pizza trays, French fry trays, Chinese noodle soup boxes, hamburger clamshell trays, etc., are developed by printers utilizing paper-converting equipment such as tray formers.
Food packaging is a packaging system specifically designed for food and represents one of the most important aspects among the processes ... Paper, paperboard, and ...
Liquid packaging board is a multi-ply paperboard with high stiffness, strong wet sizing and a high barrier coating, e.g. plastic. Only virgin paper fibers are used. The barrier coating must hold the liquid and prevent migration of air and flavors through the paperboard.
A carton is a type of packaging typically made from paperboard that is suitable for food, pharmaceuticals, hardware, and many other types of products. [1] Folding cartons are usually combined into a tube at the manufacturer and shipped flat (knocked down) to the packager. Tray styles have a solid bottom and are often shipped as flat blanks and ...
Liquid packaging board cartons typically contain 74% paper, 22% plastic and 4% aluminum. Frozen food cartons are usually made up of an 80% paper and 20% plastic combination. [8] The most notable applications for plastic-coated paper are single use (disposable food packaging): [9] Liquid packaging board for milk and juice folding cartons
The first commercial paperboard (not corrugated) box is sometimes credited to the firm M. Treverton & Son [9] in England in 1817. [10] [11] [12] Cardboard box packaging was made the same year in Germany. [13] The Scottish-born Robert Gair invented the pre-cut cardboard or paperboard box in 1890 – flat pieces manufactured in bulk that folded ...