The Effect of Blister Packaging On Shelf Life

As a common medical packaging, Blister Packaging is widely used in all kinds of pharmaceutical packaging that we take every day. In addition to ordinary pharmaceutical tablets, suppositories, capsules and other pharmaceutical products, it is also widely used in food, cosmetics, and toys. The packaging of gifts, electromechanical parts has the advantages of convenient use, transparent and intuitive, light weight, etc. But how much do you know about the inner nature of blister packaging?

Blister Packaging

Its main material is a kind of resin called pvc. Its main feature is good hardness, gloss and transparency. Many users think it is an excellent packaging. But when we check the barrier performance alone, we will find that the facts are not as good as imagined.

If a pharmaceutical product is sensitive to oxygen and water vapor, then it is obvious that this kind of medicine is not suitable for the use of PVC this material for packaging, so we will see a lot of pharmaceutical companies began to Clamshell Blister Packs outside an additional layer of aluminum packaging

However, in fact, because the packaging environment of the medicine is not a vacuum environment, the aluminum bag is still filled with air, which will still form a penetration effect, and the medicine in the blister package will still be oxidized by oxygen. For this kind of process, the best supplement method is outside The package is filled with nitrogen. As nitrogen has buffering and displacement effects, it will greatly reduce the influence of oxygen on the sample in the blister. However, many pharmaceutical manufacturers do not realize and do this.

The company also provides a variety of packaging, if necessary, please feel free to contact the Blister clamshell Packaging Manufacturer