2023-12-27
PVDC is a good barrier material, which have high resistance of moisture and oxygen.
At present,Two application methods for PVDC are widely used :
1. Making resin and processing it into PVDC layer through melt extrusion
2. The latex is compounded with other substrates by coating.
The overall investment cost of using PVDC latex is low. Just coating of 2-3g/m2 PVDC latex can obtain a good performance, and this is more cost-effective for some customers.
Below are advantages of retort pouches with PVDC
① Excellent moisture resistance performance
② Lower oxygen permeability, ensure long-term fresh
③ Good printing effect of the finished product
④ High temperature sterilization 100%, extending product shelf life
⑤ Good anti adhesion performance
⑥ High transparency of finished products
Except the food packaging filed, It also involves chemicals, cosmetics, pharmaceuticals, and hardware and mechanical products, and with its non-toxic and safe use, PVDC is known as a green packaging material in many countries.
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