This standard specifies the classification and grading, requirements, test methods, inspection rules, packaging, marking, transportation and storage of oxide barrier transparent plastic composite films and bags for food packaging. This standard applies to aluminum oxide-coated biaxially oriented polyester films, silicon oxide-coated biaxially oriented polyester films, and biaxially oriented polyamide films with top and bottom coatings as the main barrier layer, which are dry-laminated or solvent-free Oxide-barrier transparent plastic composite films and bags for food packaging. This standard does not apply to oxide-barrier transparent plastic composite films for food packaging, bags and composite plastic cover films for food packaging without top coat and primer.
GB/T 40266-2021 Referenced Document
GB/T 1037-1988 Test method for water vapor transmission of plastic film and sheet--Cup 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 40266-2021 history
2021GB/T 40266-2021 Quality general rules of oxides barrier transparent plastics laminated films and pouches for food packaging