22 Sep 2015 --- Corbion Purac has been granted a European patent for its unique coating technology for acid powders, applied in acid-sanded sugar confectionery. Based on this innovative technology, Corbion Purac has already developed a range of market-leading malic acid powders, such as PURAC Powder MA, which enables manufacturers worldwide to develop differentiating sugar confectionery with instant and intensive sour taste profiles and prolonged shelf life.