Tel: +86 188 2689 9458
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:
Wholesale High Barrier Plastic Stand Up Flat Bottom Pet Dog Food Packaging Bag
pouch flexible packaging custom
Advantages of BIB packaging compared to other packaging methods
The wide use of PVC packaging bags.vanishing coff packaging bag Manufacturing
Popular recommendation
Aluminum foil bag
Super pouch
BIB Bag-in-box dispenser with butterfly valve vitop for drinking water wine juice
packaging spout pouch supplier
aluminium spout pouch wholesaler
spout pouches company
stand up spout pouch
bag in box Factory
spout pouch packaging bags Production
mini pet food bag company
Unlock the Potential of Paper IBC: The Ultimate Packaging Solution
How to use food packaging bags specifically
Can the use of vacuum bags ensure that the food does not get moldy?
Packaging has higher hygiene requirements for food bags.smart food snack bags distributors
Understand the color printing technology of packaging bags
Liquid bags: making agricultural input packaging more efficient
The vacuum packaging bag could not be sealed because of this
Liquid packaging bag: protection fresh, convenient to carry.juice bag in box Solution
What are the special properties of aluminum foil bags explained by the manufacturer of aluminum foil
Aluminum foil vacuum packaging and transparent vacuum packaging.gusset aluminum foil bag distributor
Why does the outer packaging ink fade?
Vacuum and vacuum inflatable soft packaging of food
What are some issues to pay attention to when customizing food packaging bags?
The types and characteristics of food packaging bags are super detailed!
flexible packaging film properties supplier.What is a high-quality packaging bag?
Why does the inner layer of aluminum foil bag use CPP instead of PE?
How to prevent food packaging bags from corrosion?
retort pouch pack custom.What are common packaging bag issues
Convenient circulation of packaged food.petco free dog food bag Manufacturing
retort pouch pack Vendor.What steps need to be taken to make food packaging bags