A guideline for the production of waterproof leathers Learn about the many different parameters that influence good waterproof leather. Making waterproof is much more than choosing the right fatliquor (this is actually the easiest part). The key is found in the right processes, e.g. running times, temperature control, washing and polyvalent metal fixing. This whitepaper is written to increase the chance to make high quality waterproof leather. The making of waterproof leather depends on a wide variety of factors that can influence its properties and performance. Many factors are negative factors: they reduce the performance. It is important to know what should not be done. Other factors can positively influence the performance of the waterproofing agents: what is best to do? Before the development of a waterproof article we all face the same problem: where to start? It helps to realize that waterproof leathers are made the same way as other leathers with neutralizing, retanning and fatliquoring. You can download the whitepaper below. Download PDF My email address** First name**Last name**Company name**Stay informed Please keep me informed about the latest news on Royal Smit & Zoon and the leather industry.Consent* I have read and accepted the Terms & conditions and Privacy Statement.CommentsThis field is for validation purposes and should be left unchanged. Δ Interesting for you Discover more on Wet End Renewable chemicals: replacing fossil-based by biobased ingredients What biobased materials can be used to replace petrochemicals? Discover our alternatives and criteria. Leather, a renewable material Leather starts with a hide or skin, which is a natural material and 100% bio-based. By using products in the leather making process with a high level of bio-based content, the level of renewability of the material remains high. Fatliquors for leather making Fatliquors are a type of chemicals used in the leather manufacturing process to add softness, flexibility, and durability to leather. They are typically added after the leather has been tanned and dried, but before it is finished. Wet End Discover Stay informed Receive the latest company news and industry updates Subscribe Share this: