Light & Heat Leather contains a large variety of chemical compounds, added depending on the end users requirements for the leather. The source of these chemicals can be phenolic or nitrogen-based products, or synthetic and natural oils, amongst others. Because of the chemical composition of these products, many of them are subject to yellowing due to exposure to heat, light or long time storage. Depending on the end users’ requirements, specific products are to be chosen in order to meet their demands. Download whitepaper Interesting for you Discover more on Wet End Bisphenols and the relation to leather Bisphenols is a topic of discussion in the leather industry, since the restriction proposal of The European Chemicals Agency. We explain the basics on bisphenols focusing on the leather industry. Color Analysis The SmiTool Light and Heat already discussed the subject of heat yellowing and light fastness tests on leather. The current SmiTool explains the differences between subjective and objective assessments of tested leather and how to report test results for heat yellowing and light fastness. Regulations on Bisphenols What are the current and pending restrictions regarding Bisphenols? An up-to-date overview and timeline of the process. Wet End Discover Stay informed Receive the latest company news and industry updates Subscribe Share this: