Diap was established in 1978 as distributor of plastic components and materials, also providing full tech and engineering support.

Over time, due to the changing market needs and thanks to the highly-professional expertise in the plastic industry gained by its founders, as well as the knowledge of plastic materials, production processes and transformation technologies, Diap has specialized in polymers additivation and in the manufacturing of filled composites first, and flame-retardant compounds and masterbatches for a variety of industries afterwards.

Today Diap is a dynamic and flexible company, focusing on continued improvement and quality as its core objective, aiming at offering innovative products and state-of-the-art solutions to its valued customers, in compliance with all the relevant environmental standards.