For packaging manufacturers, the need to use a range of different heat seal coatings to ensure optimal performance and safety can add considerable cost and complexity to production, supply chains and inventories. With the development of Loctite Liofol HS 1181, Henkel is helping brands and manufacturers take on these challenges with a universal, high-performing heat seal coating for sealing aluminum foil or polyester film to plastic substrates. Containing improved formulations, food safe a.