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Applications of 1,2-Pentanediol | Pentylene Glycol in Cosmetics

2026-01-23
5
Weicheng Advanced Material (Shandong) Co., Ltd.

1,2-Pentanediol is a high-purity, colorless, odorless, and transparent liquid.

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Here's a brief explanation of the uses of 1,2-pentanediol:

1,2-Pentanediol is a globally approved multifunctional cosmetic additive with broad-spectrum antibacterial activity. It offers high formulation flexibility, unaffected by hydrolysis, temperature, and pH, and is widely used in leave-on and rinse-off products. When combined with traditional preservatives and additive-free preservatives, it exhibits significant synergistic effects. It is used as a moisturizer and emollient, providing both preservative and hydrating benefits while improving the skin feel of products. Compared to other antibacterial agents, it is gentler, safer, and non-irritating. It complies with cosmetic regulations in the United States, Europe, and Japan.

1,2-Pentanediol is primarily used in the production of the bactericide propiconazole intermediate and surfactants. In the cosmetics field, it acts as a preservative and moisturizer, improving the water resistance of sunscreen formulations. It is used in skin creams, sunscreens, baby care products, etc. There are other applications using this product, but feedback from downstream customers has not yet been collected. This will be updated later when more information becomes available. Its physicochemical properties (stability): Stable at room temperature and pressure. 1,2-Pentanediol is a colorless, transparent liquid with a b.p. of 206℃, n20D of 1.4400, and a relative density of 0.971. It is soluble in organic solvents such as alcohols, ethers, and ethyl acetate.

Its storage conditions: Store in a cool, dry place, protected from light, and sealed.

1,2-Pentanediol in the cosmetics field:

1,2-Pentanediol manufacturers remind you: When using 1,2-Pentanediol in cosmetics, attention must be paid to the concentration and method of application. If the concentration of 1,2-Pentanediol is too high or it is used improperly, it may cause adverse reactions such as skin irritation and allergies.

1,2-Pentanediol is a commonly used moisturizer and is widely used in cosmetics and skincare products. Its main function is to increase skin hydration, making the skin softer, smoother, and more elastic. It helps the skin absorb moisture, prevents moisture loss, and thus maintains the skin's moisture balance. In addition, 1,2-pentanediol also possesses certain antibacterial and anti-inflammatory effects, which can reduce the occurrence of skin infections and inflammation. At appropriate concentrations, 1,2-pentanediol is safe for the skin and will not cause harm. 1,2-Pentanediol is a straight-chain diol with distinct polarity and non-polarity, giving it properties different from other diols. This unique charge distribution explains its unique characteristics and multifunctionality.

Weicheng New Materials (Shandong) Co., Ltd., established in 2020, is a high-tech enterprise in Zaozhuang, Shandong Province, specializing in high-end chemical materials. Located in the Zouwu Chemical Industrial Park, Xuecheng District, the company professionally produces products such as glycidyl methacrylate (GMA). Its technology is internationally leading,...
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