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:
Custom Special Shaped Super Pouch Aluminum Foil 1.5L 3L 5L Stand Up Drink Juice Liquid Pouch With Va
printed snack food bags distributors
The mobile BIB (Bag-in-Box) packaging solution
How to distinguish between recycled materials and new materials in packaging bags.recyclable spout p
Popular recommendation
Custom Special Shaped Super Pouch Aluminum Foil 1.5L 3L 5L Stand Up Drink Juice Liquid Pouch With Va
Laminated Aluminum Foil Zip Lock Bag Stand Up Pouch /Matt White Foil Pouch /Zip Lock Coffee Bag
Super pouch
wine bag in box wholesale
spout pouch machine Solution
biodegradable spout pouches Factory
new super pouch Processing
bag in box wine Factory
spout pouch packaging bags Production
clear spout pouch sales
Shaped Pouches: The Ultimate Guide
A bag is a bag used to pack various articles
What are the advantages of liquid chemical packaging bags in transportation?
The source factory of packaging bags takes you to understand the three side sealing bags and the mid
How to correctly choose plastic bags for food?
Development prospect of packaging bags
Sterilization classification and principle of sterile bags
How to distinguish the materials of food packaging bags?
Take you to analyze the wrinkle phenomenon in the zipper bag
PET food bag wholesaler.What requirements should food packaging bags meet
Where is the price of degradable plastic bag cheap?
How to Prevent Plastic Packaging Bag from Aging
Analysis on the Application of Food Packaging Bags
Difference between food grade vacuum bag and general vacuum bag
Advocate the benefits of using environment-friendly plastic bags
Composite packaging film printing material affects the quality of packaging.stand up spout pouch man
Vacuum packaging bag can inhibit bacteria
Food safety is the bottom line of the food production and packaging industry.aluminium spout pouch d
How to cut food packaging bags?
What materials should be used for tea bags