Samsetning lyfjaþynnunnar er ekki ein, það hefur fjóra grunnþætti: mynda stíft lak, þekjandi álpappír, hitaþéttandi húðun, og blekprentun. But not all medicinal blisters have these four-layer structures. The most common blister package in the developed countries-the United States is composed of a foil, packaging rigid sheet, pappír, or composite material glued to a thermoformed plastic blister.

Meðal þeirra, there are many classifications of packaging rigid tablets, but what are blister rigid tablets, and what are the classifications?

Packaging rigid is a packaging component that stores tablets in stretched blisters. Hérna, choosing a suitable rigid tablet according to the nature, model, and thickness of the rigid tablet is an important factor in packaging. The thickness and weight of the product also need to be taken into account, and the final packaging is sharp or sharp edges. The cost of the product in terms of impact resistance, aging, and migration.

Pharmaceutical packaging rigid sheets such as PVC, PP, PET can be thermoformed, and the aluminum-containing support material is cold-formed. The medicinal packaging hard film generally looks colorless and transparent. Although it is light-transmitting, after shading treatment, it is also suitable for child protection packaging or protection of light-sensitive drugs. Almost all medicinal PVC is used for blister packaging materials like forming mesh plates, but in order to strengthen the barrier of oxygen and water vapor, coatings and additional materials are attached to the surface.