Can the vacuum bag be reused?

source:Industry News release time:2022-09-27 Hits:

　　Even if the composite vacuum bag refers to the raw materials of different categories with double layers or double layers, the sizing method can be used according to the "structural" double-layer raw materials composed of necessary skills.

　　There are several processing techniques for vacuum bags and co-extrusion methods. At least one layer requires adhesives. 291 Adhesives can be roughly divided into polyether and polyurethane adhesives. Polyether adhesives are gradually being used. It has been washed away too, and polyurethane material adhesives have two types: aliphatic and alicyclic.

　　Adhesives can also be divided into water-soluble adhesives, water-soluble resin adhesives and non-water-soluble resin adhesives according to the type of use. In China, the key is to use water-soluble resin adhesives." 98% of them are alicyclic adhesives.

　　The adhesives used in composite packaging are mostly polyurethane, which is made of polyhydroxy chemical substances and alicyclic isocyanate polymers, and the residual alicyclic acrylate reactivity rate is hydrolyzed and converted into futuramide.” Fructamide is such a harmful substance, and it will cause environmental pollution if it is transferred into the food category.

Read recommendations:

Custom printed food grade ziplock snack custom plastic pouch packaging food packing bag

coffee bags with valve and zipper

flexible packaging houston sales

Aluminum foil vacuum packaging and transparent vacuum packaging.gusset aluminum foil bag distributor

How to Plan Bag in Box Printing.bag in box direct sales

Popular recommendation

Super pouch

PET food bag

Eco Friendly Plastic Mylar Pouch Stand Up 50ml 100ml 200ml 250ml Custom Aluminum Spout Pouch

flexible packaging manufacturer

Spout pouch flexibility distributors