Expert knowledge from A-Z
Also referred to as reverse-side printing; mirror image printing on the inside so that the design is visible from the outside; this places the film "over" the printing (viewed from the outside).
Series of films that are manufactured and packaged with identical raw materials at the same time period.
Granulates provided with additives; also called master batches.
Film from renewable resources, e.g. PLA (polylactic acid), made from cornstarch. Cellulose or sugar which is usually "compostable for industry".
Plastic combinations created via the extrusion of 2 or more polymers.
Adhering films or the surfaces of films to each other. Causes: Incorrect or missing adhesive, incorrect storage climate conditions, winding pressure too high, moisture too high in alcohol-based inks in the print, pretreatment of PE and PP films too high, lubricant migration.
Blown film co-extrusion
Flexible compounds such as PA/PE, PE/PA/PE, PA/EVOH/PE or partial compounds such as PA/EVOH/PA or PE/EVOH/PE are produced using this technology. Common technology for manufacturing PE films.
Biaxially oriented polypropylene, also referred to as "stretched film"; see Stretching.
Lower part of a packaging system consisting of a bottom and top film, bottom film can consist of a soft or rigid film.
British Retail Consortium / Institute of Packaging. A British hygiene system with hazard analyses and defined requirements for employees and production for guaranteeing defined delivery standards. Hazard Analysis and Critical Control Points is a preventive system that is to ensure safety of food for consumers. See also: HACCP, IFS, ISO 22000 and DIN EN 15593. All standards are simultaneously valid, coincide in areas and have regional priorities.