Preparation method of soft double-aluminum easy-to-tear film

• Main Authors: YANG YUANLAI, XIE BIWU, HE XINMIN, WANG CHENGWEN
• Format: Patent
• Language: Chinese; English
• Published: 06.06.2023
• Subjects: APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; PERFORMING OPERATIONS; PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL; SPRAYING OR ATOMISING IN GENERAL; TRANSPORTING

The invention relates to the technical field of aluminum film preparation, in particular to a soft double-aluminum easy-to-tear film material and a preparation method thereof.The preparation method comprises the following steps that S31, starting-up preparation is conducted, specifically, site cleaning, sterilization and disinfection, material preparation, equipment state confirmation and heating and preheating related operation are conducted; s32, aluminum foil feeding is conducted, specifically, the aluminum foil in the buffer room is taken and conveyed to an equipment feeding frame; s33, the materials are cut and fed to an OP unit; s34, glue coating is conducted, specifically, the cut aluminum foil is coated with water-based QT through an OP station; s35, the coated aluminum foil reversely penetrates through a first drying oven to be preheated, and then is subjected to hot air baking through the first drying oven; S36, the aluminum foil sequentially passes through a VC procedure in a third layer of the equ