The influence of air tightness of cosmetic packaging materials on cosmetics

We are a professional manufacturer of pen cosmetics packaging, including but not limited to eyebrow pencil, eyeliner pencil, lipstick, concealer pencil, liquid eyeliner pencil, finger edge pencil.

We are well aware of the importance of air tightness for cosmetic packaging materials, and its impact is mainly reflected in ensuring product quality, safety and extending shelf life. ‌ Good airtight cosmetic packaging can effectively prevent the invasion of air and microorganisms, so as to maintain the stability and effectiveness of the product ‌.

The impact of air tightness on cosmetics is reflected in the following aspects:

1.‌ prevent deterioration:good air-tight packaging can prevent air, moisture and microorganisms from entering the inside of the package, so as to avoid cosmetics oxidation, mildew or failure ‌.

2.‌ keep the ingredients stable: many cosmetic ingredients are sensitive to light, air and temperature. Air-tight packaging can isolate these external factors and maintain the stability and effectiveness of the ingredients ‌.

3.‌ extend the shelf life‌: Good air tightness can reduce the possibility of product deterioration, thus extending the shelf life of cosmetics, so that consumers can enjoy high quality products in a longer period of time ‌.

In order to ensure the air tightness of cosmetics, the following measures can be taken:

1. ‌ keep the composition stable: many cosmetic ingredients are sensitive to light, air and temperature, air-tight packaging can isolate these external factors ‌ design reasonable packaging: screw cap, pump pressure or spray design of the bottle cap better seal, can effectively prevent the invasion of air and microorganisms ‌.

2. Choose more suitable materials, such as PP

3. Make the size of the large parts properly and use the strong extrusion between the parts to form a sealed state

‌4.professional detection: The use of air tightness detector for detection, by measuring pressure changes or gas flow to determine the sealing performance ‌.

5.‌ third party certification: some brands will use third party certification to ensure that the air tightness of their products meets the standard ‌.

Through these measures, it is possible to ensure that cosmetics maintain their quality and safety during storage and transportation, meeting consumers' expectations.