This document specifies the classification and grading, requirements, test methods, inspection rules and signs, packaging, transportation and storage of composite plastic covers for food packaging. This document applies to the composite film used for sealing food containers with plastic as the heat-sealing layer.
GB/T 41220-2021 Referenced Document
GB/T 1037 Test method for water vapor transmission of plastic film and sheet—Desiccant method and water method
GB/T 1038 Plastics-Film and sheeting-Determination of gas transmission-Differential-pressure method
GB/T 1040.3-2006 Plastics. Determination of tensile properties. Part 3: Test conditions for films and sheets
GB/T 191 Packaging.Pictorial marking for handling of goods
GB/T 41220-2021 history
2021GB/T 41220-2021 Laminated lidding film for food packaging