Tinuvin® 123 by BASF is a highly effective light stabilizer with the following characteristics:

1. Chemical Composition and Structure

It is a liquid hindered amine light stabilizer (HALS).

The specific chemical composition gives it unique properties for protecting materials from light-induced degradation.

2. Physical Properties

Appearance: Clear to slightly yellowish liquid.

Viscosity: It has a certain viscosity at different temperatures, ensuring good handling and dispersion in various systems.

3. Performance Features

Superior Light Stability: Offers excellent protection against the harmful effects of ultraviolet (UV) light. It can significantly reduce fading, cracking, and loss of mechanical properties in materials exposed to sunlight or other sources of light.

Compatibility: Compatible with a wide range of coating systems, including acid-catalyzed systems. It can be easily incorporated into formulations without causing compatibility issues.

Thermal Stability: Maintains its effectiveness even at elevated temperatures, providing long-term stability to materials during processing and use.

4. Application Areas

Coatings: Widely used in industrial coatings, automotive coatings, and decorative coatings. It helps to enhance the durability and appearance of coatings by protecting them from light-induced degradation.

Plastics: Can also be applied in plastic materials to improve their light stability and extend their service life.

5. Dosage and Usage

The recommended dosage of Tinuvin® 123 depends on the specific application and the level of light exposure. It is typically added in small amounts to achieve the desired light stabilization effect.

In summary, Tinuvin® 123 by BASF is a reliable and efficient light stabilizer that offers superior performance in protecting materials from light-induced degradation.