Sunset yellow aluminium lake - Names and Identifiers
Sunset yellow aluminium lake - Introduction
Sunset yellow aluminum Lake, also known as potassium chromate yellow aluminum Lake, is a common inorganic pigment. The following is an introduction to the nature, use, preparation and safety information of sunset yellow aluminum Lake:
Nature:
The chemical formula of sunset yellow aluminum Lake is K2Cr2O7 · Al2(SO4)3, which is yellow crystalline powder and soluble in water. It has good hiding power and high light resistance, is not easy to fade, and has good stability. It has a larger specific gravity and a density of about 3.3g/cm³.
Use:
Sunset yellow aluminum Lake is mainly used as pigment, widely used in paint, ink, plastic, rubber, ceramics, paper and other industries. Its bright yellow, and has good durability and resistance to fading, in the yellow tone dyes and products have important applications.
Preparation Method:
The method for preparing sunset yellow aluminum lake generally involves the reaction of an aluminum salt and potassium chromate. Aluminum salts can be provided using aluminum sulfate or other aluminum salts, and potassium chromate is a key reagent in the preparation of the pigment.
Safety Information:
Sunset yellow aluminum Lake is relatively safe in general use. However, contact with eyes or skin may cause irritation, so avoid direct contact. When using or preparation should pay attention to safe operation, wear chemical protective gloves, glasses and protective clothing. In addition, inhalation of its powder should be avoided to avoid its entry into the respiratory tract. If inhaled or ingested, seek medical help immediately.
Last Update:2024-04-10 22:29:15