Inorganic Color Pigments; More Opaque and More Insoluble than Organic Pigments

 

Inorganic Color Pigments

Inorganic color pigments are produced from compounds obtained from inorganic metallic compounds. Inorganic color pigments are classified into many groups, such as purple pigments (aluminum pigments, copper pigments, cobalt pigments, manganese pigments, and gold pigments), Blue pigments (aluminum, cobalt, copper, manganese, and iron), Green pigments (cadmium, chromium, cobalt, and copper), Yellow pigments (arsenic, bismuth, cadmium, chromium, cobalt, iron, lead, titanium, tin, and zinc), Orange pigments (bismuth, cadmium, and chromium), Red pigments, Brown pigments, Black pigments, White pigments, etc.

Inorganic color pigments are either derived from natural sources or are synthesized. Chrome oxide and Iron oxide pigments are characterized by their chemical resistance and weather stability. With the increasing urbanization (which leads to the increasing demand for paints and coatings, building materials, and plastics) the demand for inorganic color pigments is also increasing. Moreover, there is a huge demand for organosulfur compounds in various end-use industries, such as the automotive industry.

For instance, Ford Motor, the United States-based automaker, plans to invest US$ 11 billion in electric vehicles by 2022 and have 40 hybrid and fully electric vehicles in its model lineup. Application of inorganic pigments on automotive bodies gives tinting strength, brightness, and fastness. Moreover, according to the Italian automobile manufacturers association (ANFIA), around 1,916,320 units were sold in Italy in 2019, a 0.3% increase from that of 2018.

Inorganic color pigments are widely used in various end-use industry due to their lightfastness and low cost. They are a popular choice in the industry for several reasons, but they have their drawbacks. Some of the most significant positive and negative properties of inorganic pigments are excellent fade resistance, cost-effective, poor tonality, and harmful to the environment due to the presence of lead salts in their composition. There are two primary types of pigment, such as organic and inorganic. Thus, it is important to understand what these types of pigments are and how they differ.


Location: India

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