Aluminium acetotartrate

Aluminium acetotartrate

Aluminium acetotartrate is a chemical compound that is used in various applications, including as a mordant in dyeing processes and as an astringent in medical applications. It is a salt of aluminium and tartaric acid, and is also known as aluminium tartrate.

Chemical Structure

Aluminium acetotartrate is a complex salt, with the aluminium ion forming a coordination complex with the tartrate ion. The tartrate ion acts as a chelating agent, binding to the aluminium ion through multiple sites. This results in a stable complex that is resistant to breakdown.

Uses

Dyeing

In the dyeing industry, aluminium acetotartrate is used as a mordant. Mordants are substances that help to bind the dye to the fabric, resulting in a more vibrant and long-lasting colour. The aluminium ion in the compound forms a bridge between the dye and the fabric, helping to secure the dye in place.

Medical

In medical applications, aluminium acetotartrate is used as an astringent. Astringents are substances that cause the contraction of body tissues, typically used to reduce bleeding from minor abrasions or as a cosmetic to make the skin less oily. The aluminium ion in the compound has a drying effect, causing the contraction of tissues.

Safety

Like all aluminium compounds, aluminium acetotartrate can be toxic if ingested in large amounts. However, it is generally considered safe for use in the amounts typically found in medical and dyeing applications.

See Also

• Aluminium
• Tartaric acid
• Mordant
• Astringent