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:
Custom Size Printed Coffee Milk Juice Wine Bib Bag-In-Box With Valve Gift Cardboard Box
biodegradable spout pouches Manufacturing
How to use the air hole on the coffee bag
How to design plastic packaging bags?spouted pouches supplier
Popular recommendation
Bag-In-Box
Smell Proof Stand Up Flat Bottom Pouch Coffee Bag /Coffee Beans Bag With Air Release Valve And Reusa
Coffee & Tea pouch
pet food bag making price
juice bag in box custom
spout pouch bags wholesaler
stand up Spout pouch manufacturer
spout pouch packaging Vendor
aluminium spout pouch Factory
bag in box packaging distributors
How to inspect the appearance of vacuum bag?
How to test the packaging bag.
Sterilization classification and principle of sterile bags
Tell you how to distinguish the material of the vacuum packaging bag
Introduce the development trend of pet food packaging.Spout pouch flexibility Factory
In what areas is the bag-in-box industry used?
Why are stand up pouch bags widely used?
How to distinguish the materials of food packaging bags?
How to Improve the Market Competitiveness of Food Packaging Bag Manufacturers
Did you choose the right rice packaging bag?
Vacuum food packaging bags in detail
Gas packaging airbag packaging
Food plastic packaging bags
The cause of Vacuum Zipper Bag leak.vacuum zipper bags company
What are the reasons for the delamination of aluminum foil bags.aluminum foil bag large company
The necessity of using anti -fog packaging bags for vegetables.Flexible packaging film roll wholesal
How to distinguish between recycled materials and new materials in packaging bags.recyclable spout p
The high-quality characteristics of food composite bags play a key role in the market.biodegradable
Customized clothing bag
Advantages of non -woven packaging bags.aluminum laminated foil bag