Generally, most of cosmetics is liquid, emulsion or paste, do not have a very nice appearance, it should be showed by beautifully and uniquely pacakging. Therefore, cosmetics usually rely on packaging to achieve good sales. Plastic and glass are the main cosmetic packaging materials.
Although there is a great variety of cosmetics, they are different functions, but according to its external form and packaging adaptability, there are mainly the following categories: solid cosmetics, solid granular (powder) cosmetics, liquid and emulsion cosmetics, paste cosmetics, etc.. According to different forms, packaging forms are different.
As things stand, because plastic is in light weight and in cheap price, it is easy to make scale production, can make various specification size, transparent, opaque, and various kinds of color of the bottle, and printing function is very good, can put the package insert by adopting the method of thermal transfer, inkjet, printing, logo, barcode printing directly on the surface of the container. Therefore, plastic packaging have occupied more than 80% of the cosmetics packaging market, it become the main packaging containers.
In the past, cosmetics were usually packaged in glass bottles. However, due to the single variety of glass containers, even with good design ideas, due to the limitations of technology and materials, it is often impossible to achieve.
In addition, the rapid development of PET resin in cosmetic containers in recent years has led to a great change in replacing glass bottles with plastic.
But we should also note that although glass bottles do not account for a significant proportion in cosmetic packaging, they still have an irreplaceable advantage in this field and remain the preferred material for high-end cosmetics in the short term.
Clear and pure, noble and elegant, it is the charm of glass bottle. Compared with plastic bottles, its heavy weight makes people trusting more; The unique visual effect of frosted glass bottles is far more than that of plastic bottles.
Many perfume manufacturer favour to use this kind of container to pack their product, for example, the female perfume of Italian BVLGARI, its packaging design inherited delicate and remarkable tradition, with streamline and frothy glass bottle bulges its concise line, bottle body is downy emerald green, convey pure and friendly idiosyncrasity. In addition, high barrier to gas, also make glass bottle becomes the first choice of packaging materials for perfume or such product which is volatile and easy to lose fragrance.
Cosmetics, especially whitening and nourishing cosmetics, contain as many nutrients as food, but they are easily oxidized. This has put forward a very high requirement for the sealing of packaging, glass bottle barrier is strong, certainly better at protecting its contents than plastic bottles.