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:
spout pouch packaging bags company
Flexible packaging film roll Packaging Manufacturing
What are the advantages of liquid chemical packaging bags in transportation?
Popular recommendation
Super pouch
China Factory Baby Complementary Food Spout Pouch Baby Food Fruit Puree Bag With Spout Packaging Bag
Custom printed food grade ziplock snack custom plastic pouch packaging food packing bag
coffee grinds pouches Processing
spout pouch bags company
mulberry mini pouch with handle maker
juice bag in box Production
refillable spout pouches
zip lock bag for coffee custom
stand up coffee bag price
Classification of liquid bags
Main functions of vacuum packaging bag
Why are stand up pouch bags widely used?
The development trend of domestic food packaging.vanishing coff packaging bag Processing
coffee bag with one way valve distributors.The thickness of each layer of the composite packaging ba
Why does the food packaging bag have a odor and how to avoid it?aluminum foil bags for cooking maker
What are the packaging machinery and equipment?
Aluminum foil vacuum packaging and transparent vacuum packaging.gusset aluminum foil bag distributor
The origin of aluminum foil bags!disposable aluminum foil bag
stand up pouch coffee packaging wholesaler!How to order universal vacuum packaging bags?
How to choose the type of food packaging bag?
Where are OPP plastic bags often used?
Box in Bag Industry Market.bag in box maker
Product packaging function.bag in box 3L,5L,10L
Vacuum bags have those versatility
What benefits do liquid packaging bags bring to the purified water industry.bag in box maker
Precautions for PP packaging bag printing
How to classify and differentiate composite food bags.bag in box price
Tell you how to detect aluminum foil adhesive coating.aluminium foil coffee bag
How about the weight of the packing bag