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:
Smell Proof Stand Up Flat Bottom Pouch Coffee Bag /Coffee Beans Bag With Air Release Valve And Reusa
Popular recommendation
Custom Laminated Printing Juice Bag Liquid Packaging Stand Up Plastic Water Spout Pouch
Kraft paper pouch
Pouch with handle
spout pouches wholesale
kraft spout pouch Manufacturing
zip lock bag for coffee manufacturer
Spout pouch flexibility Processing
biodegradable spout pouches manufacture
pouch with handle supplier
reusable Snack food bag wholesale
liquid pouch with spout Factory.Introduce the materials of food packaging bags
How to choose a coffee bag?
Coffee Pouch: Ultimate Guide
How to choose pet food packaging bags?
How to define the specifications and dimensions of packaging bags
Development history of vacuum bag technology
Flexible Packaging: The Smart Future of Bag-in-Box Solutions
Is it normal for frozen food packaging bags to bulge?
What should be paid attention to in the customized production of rice packaging bags.super pouch too
Classification of express packaging bags
Applied Materials of composite packaging bags.juice bag in box
Introduction to the performance advantages and usage range of self-supporting packaging bags
Frozen food vacuum bag product introduction
bag in box packaging supplier.What to pay attention to when making food packaging bags
What is the difference between cooking bag and boiling bag
How to choose a bag type of food packaging bags?
Explanation on steaming bags.aluminium retort pouch Production
The reason why the packaging bag is easy to tear open.aluminum laminated foil bag custom
You must want to know how to detect common composite bags.biodegradable clear mailing bags Vendor
How long can I keep bread with bags?