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 Print Side Gusset Coffee Pouch Black Matte Coffee Beans Packaging With Valve
Popular recommendation
Smell Proof Stand Up Flat Bottom Pouch Coffee Bag /Coffee Beans Bag With Air Release Valve And Reusa
Custom printed food grade ziplock snack custom plastic pouch packaging food packing bag
125g 250g 500g 1kg Aluminum Foil Flat Bottom Coffee Bean Bags With Valve
packaging spout pouch wholesaler
bag in box direct sales
zip lock bag for coffee Production
mulberry mini pouch with handle Vendor
spout pouches sales
bag in box wine distributors
kraft spout pouch Processing
Introduction to the functions of liquid packaging bags
Beverage Pouch: The Ultimate Guide
Is it normal for frozen food packaging bags to bulge?
The mobile BIB (Bag-in-Box) packaging solution
Juice Pouch Bags: The Ultimate Guide
Hitting the pain points of gift box packaging directly, three simple points make packaging customiza
Top-line packaging as a professional Bag-In-Box manufacturer, committed to producing high-quality pa
ordering flexible packaging film roll sales.The shortcomings of environmental bags
How much do you know about PE bag blowing film?properties of flexible packaging films distributors
The advantages and development prospects of aluminum foil bags
What usage conditions should food packaging bags meet.petco free dog food bag wholesale
Talk about the advantages and applications of Spout Poubs
Food packaging bag
How to prevent food packaging bags from corrosion?
What are the requirements for making food packaging bags in general.petco free dog food bag wholesal
Flexible Packaging's product characteristics
Modified atmosphere anti mildew packaging technology
Introduce the main points of paying attention to vacuum bags.heat seal aluminum foil bag Factory
flexible packaging film properties supplier.What is a high-quality packaging bag?
Difficulties in Aluminum Foil Bag Packaging Technology.Aluminum foil bag company
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
