Tel: +86 188 2689 9458
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:
Custom Laminated Printing Juice Bag Liquid Packaging Stand Up Plastic Water Spout Pouch
spout pouch machine manufacture
Popular recommendation
Wholesale Price Biodegradable Aluminum 3 Three Side Seal High Temperature Microwavable Food Retort S
Custom Print Side Gusset Coffee Pouch Black Matte Coffee Beans Packaging With Valve
Hot Sale BPA Free Plastic Drink Juice Fruit Liquid Packaging Stand Up Bag Spout Pouch
bag in box wholesale
refillable spout pouches wholesaler
Vacuum zipper bag manufacture
super pouch tool bag
spout pouches
kraft paper spout pouch manufacturer
Flexible packaging film roll wholesale
The development trend of domestic food packaging.vanishing coff packaging bag Processing
Food vacuum packaging bag: a very convenient packaging method
Composite packaging bag
Kraft paper bags are easy to tear? It's just its material characteristics.kraft paper pouch bags man
Aluminum Foil Bag: The Ultimate Buying Guide
Types of coffee bag
Pure Source: High quality liquid sealed packaging bag.juice bag in box wholesaler
The convenience of coffee bags
Use more paper food packaging bags to take care of the environment.aluminum foil bag large manufactu
printed snack food bags price!Introduction to the Function of Food Packaging Bags
Talk about the future of food packaging.stand up pouch manufacturers near me
Knowledge of anti-static packaging bag
Knowledge of PE packaging bag materials that you are not aware of.properties of flexible packaging f
Reasons for Aging of Food Packaging Bags and Preservation Techniques
Is there anything to pay attention to when producing liquid packaging bags in summer?Flexible Packag
The characteristics and range of aluminum foil bags.heat seal aluminum foil bag distributors
The printing principle of composite bags!biodegradable spout pouches Manufacturing
Overview of the requirements for the bagging process of fruit juice bags.recycled kraft paper pouch
The Origin of Aluminum Foil Bag.aluminum foil bag roll
Why is it easy to change the gas content in inflatable packaging of nut products?
Subscribe to Top-line emails and
stay updated on our news.
+86 188 2689 9458Email: info@toplinepackaging.com
Add: Room 204-205 ,Buliding 2 ,No 7 xinji Road,Nancheng street ,Dongguan City ,Guangdong province,China
Download Catalogs
Wechat
Whatsapp
