by Caleb Technical | Apr 8, 2021 | Cosmetics, Healthcare, inks, Personal Care, Pharmaceuticals, Pigments
The term Lake is derived from the Arabic word lac; from the lac beetle. Lakes are formed by the precipitation of a pigment with a salt, resulting in an oil-dispersible compound that can be easily mixed with a dry medium. For example, aluminium-based lakes are pigments...
by Caleb Technical | Mar 11, 2021 | Biomedical Engineering, Chemicals and Additives, Coatings, Healthcare, inks, Matting Agents, Medical Devices, Paint, Pigments
When light is reflected from a surface, our eyes instinctively categorise it according to its gloss. A mirrored, or highly polished, surface has a high gloss as it exhibits regular reflection where the rays of light are reflected in parallel. On the contrary, a matte...
by Caleb Technical | Feb 11, 2021 | Biodiesel, Biomedical Engineering, Coatings, inks, Inorganic Pigments, offset printing inks, Paint, Pigments
Ethyl esters are esters that react with an ethyl alcohol during a condensation reaction, forming an unsaturated structure with a carbonyl group attached to it. They are commonly derived, purified, and esterfied from fish oils for the use in the supplements industry...
by Caleb Technical | Dec 28, 2020 | Biomedical Engineering, Coatings, Drug Delivery, Inorganic Pigments, Personal Care, Pigments, Renewables, Solar cells, Sunscreen, Titanium Dioxide
Titanium dioxide (TiO2) is an inorganic compound usually extracted from a titanium-iron mineral, ilmenite, and sometimes from rutile. To create pure titanium dioxide the compounds are chemically separated. It is found as a solid due to its high melting point 1843°C...
by Caleb Technical | Dec 28, 2020 | Batteries, Biomedical Engineering, Cosmetics, Drug Delivery, Electronics, Inorganic Pigments, Iron Oxide, Paint, Personal Care, Pigments
There are more than a dozen different oxides of iron that occur naturally in various mineral deposits. Iron oxide has been used as a pigment by humans since prehistory, and was common ingredient used for cave painting. Nowadays, iron oxide can be naturally excavated...
by Caleb Technical | Dec 28, 2020 | Biomedical Engineering, Gum Rosin, Perfume, Personal Care, Pigments, Resins
Sometimes referred to as Colophony or Greek pitch, gum rosin is a solid resin at room temperature derived from pines and other conifer trees. The sap of the tree is tapped, heated to evaporate the volatile liquid terpene compounds, and then purified. Gum rosin can...
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