Tel: +86 188 2689 9458
source:other news release time:2022-09-28 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:
Main functions of vacuum packaging bag
vanishing coff packaging bag.Production process of non-woven packaging bags
Popular recommendation
Hot Sale BPA Free Plastic Drink Juice Fruit Liquid Packaging Stand Up Bag Spout Pouch
Wholesale Price Biodegradable Aluminum 3 Three Side Seal High Temperature Microwavable Food Retort S
Coffee & Tea pouch
bag in box packaging Solution
super pouch Factory
Spout pouch flexibility wholesale
smart food Snack food bag Manufacturing
spout pouch serves custom
super pouch tool bag Factory
kraft paper spout pouch supplier
Advantages of BIB packaging compared to other packaging methods
Flexible Packaging: The Smart Future of Bag-in-Box Solutions
Packaging bag development history
stand up pouch with spout packaging Factory.Classification and material of packaging bags
The use of aluminum foil bags
Human care in food packaging
Is the food vacuum packaging bag resistant to high temperature?
The development trend of domestic food packaging.vanishing coff packaging bag Processing
Hitting the pain points of gift box packaging directly, three simple points make packaging customiza
The mobile BIB (Bag-in-Box) packaging solution
Design points of kraft paper packaging bags.kraft coffee bags with valve
How to deal with express bags?
How about the weight of the packing bag
Discussion on the Benefits of Vacuum Packaging Bags for Tea.vacuum zipper bags company
What questions do customers often ask about vacuum bags
How to distinguish the packaging film and composite curls.properties of flexible packaging films Man
The wide application of liquid packaging bags
Introduce the use process of zipper bag.stand up coffee bag with zipper
Decomposition time
Tell you what to pay attention to when using vacuum packaging bags