Pigments

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News Pigments

• Most colors are eco criminals: Here’s how to make purple greener
  

  The colors of our clothes, cosmetics, furniture and all sorts of things around us are nearly all based on crude oil, making them far from environmentally innocent. University of Copenhagen researchers have teamed up with Danish biotech start-up Octarine Bio to create new types of sustainable pigment more

• Merck Commissions Fully Automated Unit for the Digital Color Measurement of its Pigment Products
  

  Merck commissioned its first fully automated unit for the digital color measurement of its pigment products. The unit was commissioned in Gernsheim, Germany, the company’s largest pigments production site. Approximately 560 people work at the site.  “We have invested tremendously in recent years to more

• Exposing what’s in tattoo ink
  

  From life-like faces to elaborate nature scenes, tattoos are a true art form. Although people have decorated their bodies for millennia for ceremonial and religious reasons, many people today adorn themselves with these images as a form of self-expression. But the inks used for tattoos are unregulat more

Infographics Pigments

Cosmetic Chemistry

Lipstick is one of the most commonly used cosmetic products – and a range of chemicals are required for its production. The choice of these ingredients is carefully considered to provide the desired colour, glossiness, and indelibility. A single stick of lipstick will contain several hundred differe more

Inorganic Pigment Compounds

The latest in the Colourful Chemistry series looks at the inorganic compounds that give many paints their colours. This shows a limited selection of the most common compounds, and there are many others; there are also a large range of organic based pigments, which aren’t discussed here. Generally, p more

The Chemistry of Permanent Hair Dyes

Today, hair dyes are widely used, either to cover up grey hairs, or simply by those wanting to change their natural hair colour. The chemistry behind how they change the colour of hair can actually get pretty complicated, but this graphic tries to boil it down to the key classes of chemicals involve more

q&more articles Pigments

• Fascinating displays of colour
  

  Pigments have been used by people as colouring substances for centuries. Although naturally occurring compounds and elements were originally used for making pigments, e.g. iron oxide, manganese oxide, ultramarine and carbon black (soot), with the development of industrial chemistry from the 18th century onwards, there was an ever-increasing range of synthetic pigments available. more