What Is a Blister?
Blisters are a type of packaging form for small items.
It consists of a concave section of clear plastic and a board covering the section. Generally, the plastic part is hard and transparent, and the board that covers the opening is made of thick paper or plastic and printed with information about the contents and instructions.
Blisters have the advantage of protecting the product from dirt and damage from the outside. The use of transparent plastic is also convenient because it makes it easy to check the product and see the color and shape of the product.
Uses of Blisters
1. Pharmaceutical Products
Tablets, capsules, ophthalmic solutions, and adhesives are examples.
2. Daily Necessities
Batteries, cosmetics, sponges, glue, adhesives, scissors, etc.
3. Food Products
Chocolate, gum, candy, seasonings, supplements, etc.
5. Electronic Devices
USB memory sticks, micro SD cards, mobile batteries, earphones, cords, etc.
6. Toys
Minicars, plastic models, figures, playing cards, etc.
7. Sports Equipment
Golf balls, table tennis rackets, etc.
8. Automotive
Valves, fuses, wiper rubbers, spark plugs, etc.
Spark plugs, also called spark plugs, are necessary for starting automobile engines.
9. Precision Instruments
These include semiconductors, liquid crystal displays, and sensors.
Types of Blisters
There are several different types of blisters. The following are some of them
1. One-Piece Molded Plastic Blisters
This product consists of an integrally molded plastic container and a backing paper placed and sealed in such a way that it fits into the top of the container. Blisters are available for various applications depending on the shape. For example, it is used for packaging dry cell batteries.
2. Card Blister
Blisters are made by punching a hole in a card (cardboard) and inserting the product into the hole, rather than placing the product in the blister. It is often used as packaging for toys, trading cards, etc.
3. Slide Blister
Blisters with a plastic lid that slides over the top of the plastic base paper, allowing the product inside the blister to be inserted and removed. When storing the product again, the lid can be easily sealed by simply closing it again. It is used in packaging such as headphones.
4. Sheet-Type Blisters
Sheet blisters are a type of blister that has a recessed area to allow the product to fit inside, and are also used for packaging medicines, etc.
Structure of Blisters
Blisters are used to protect products from external contamination and damage. It protects products from external dirt and damage, preventing them from being damaged or soiled.
The use of transparent plastic increases the appeal of the product itself, as the color and shape of the product can be seen. A sticker or mark can be added to indicate that the product has not been opened, making it easier to confirm that the product is unopened at the time of purchase.
Blisters are manufactured in a variety of forms, including forms with hooks or forms that can stand on stands, making them convenient for display in stores and for storage. Blisters also make it easy to identify which product is which when the same product is displayed together. Product content information and notes can be printed on the blister to confirm product characteristics, uses, and handling methods.
Other Information on Blisters
In addition to the above, there are other types of blisters, such as eco blisters and press blisters. Names may vary according to each manufacturer.
1. Eco-Blister
Eco blisters are environmentally friendly blisters. Compared to regular blisters, ecological materials, and designs are used, such as reducing the amount of plastic used.
Specifically, eco-blisters use recycled plastic, bio-plastic, and paper products. In addition, environmentally friendly efforts are made to reduce carbon dioxide emissions during the manufacturing process and to encourage waste reduction.
2. Aluminum Blister
Aluminum blisters are a type of blister manufactured using aluminum film. Unlike regular blisters, aluminum film is used to protect products from air and moisture, making them less susceptible to outside environmental influences. Aluminum blisters are used for packaging pharmaceuticals, cosmetics, food products, medical devices, etc., and are typically filled with liquids, powders, tablets, capsules, and other fillings. Aluminum films are also durable and suitable for storage after opening, helping to maintain product quality.