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:
bag in box packaging wholesale
Snack Pouches: The Ultimate Guide
The purpose of a composite packaging bag.aluminum foil bag large wholesaler
Popular recommendation
125g 250g 500g 1kg Aluminum Foil Flat Bottom Coffee Bean Bags With Valve
Wholesale High Barrier Plastic Stand Up Flat Bottom Pet Dog Food Packaging Bag
PET food bag
refillable spout pouches wholesaler
wine bag in box wholesale
pouch with handle
green coffee pouch price
box-in-box wholesaler
Spout pouch flexibility wholesale
customization Pouch with Handle
How to test the packaging bag
The Revolution in Liquid Packaging
What is the principle of vacuum nozzle? Negative pressure principle
What is the difference between plastic packaging bags and paper bags
What is the function of the hole on the coffee bag
Application of Aluminum Foil Ton Bag.aluminum foil bag price
How to determine whether the food packaging bag is regular?
The difference between liquid bags and regular packaging bags
Liquid packaging bag: protection fresh, convenient to carry.juice bag in box Solution
What are the advantages of octagonal sealed packaging bags
Introduction to the production of food packaging bags.smart food snack bags manufacture
Usage of vacuum bags.aluminum foil bag large
Analysis of food vacuum bag
Some questions about KRAFT PAPER POUCH.stand up ziplock kraft paper pouch
Function of Packaging Bags
How to pump the vacuum bag fastest
What is the appeal of the eight-side seal bag?
Paper plastic composite bag.beverage bag manufacturers
Introduction and classification of composite packaging bags
packaging kraft paper pouch bag manufacture.Colorful packaging bags make your products stand out eve