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:
BIB Bag-in-box dispenser with butterfly valve vitop for drinking water wine juice
spout pouch machine Production
What are the special properties of aluminum foil bags explained by the manufacturer of aluminum foil
mini pet food bag sales.How to control the thickness of food packaging bags
Popular recommendation
Custom Print Side Gusset Coffee Pouch Black Matte Coffee Beans Packaging With Valve
Custom Portable Reusable Drink Bags Stand Up Plastic Spout Pouches For Beverages Liquid Packaging
Custom Laminated Printing Juice Bag Liquid Packaging Stand Up Plastic Water Spout Pouch
new super pouch manufacture
spout pouch bags sales
box-in-box wholesaler
coffee grinds pouch Processing
bag in box manufacturer
pouch bag with handle custom
kraft paper spout pouch price
Do you know these characteristics of the bag in the box?
Why are water packaging bags not suitable for long-term storage?liquid spout bag
Guide the use of plastic packaging bags
How to prevent Bubble Mailer aging
How to Improve the Market Competitiveness of Food Packaging Bag Manufacturers
Compostable and Biodegradable Stand up Pouches -The Complete Guide
Bag-in-Box with Tap: The Innovative Solution for Efficient Liquid Packaging
The difference between aluminum foil bag and composite bag and vacuum packaging bag
Packaging bag development history
The mobile BIB (Bag-in-Box) packaging solution
What is the difference between rice vacuum bags and rice woven bags
What problems should be paid attention to in the high barrier test of water vapor transmittance and
vacuum zipper bags company.Vacuum packaging bags make our lives better!
Processing trend of PET FOOD BAG Clip.petco free dog food bag
How to build a packaging bag brand?
Production method of degradable plastic bag
Smart packaging bag.recyclable spout pouches sales
properties of flexible packaging films Manufacturing.What factors will affect the quality of plastic
The characteristics and application of composite packaging bag
How to deal with waste packaging bags?