Evonik Launches New Processing Aids For Improving Photovoltaic Wafer Cutting Updated On Fri, May 20th, 2022 by Saurenergy German speciality chemicals firm Evonik has launched its new processing aids portfolio under the brand name TEGO® Surten E in China. The firm claims that new additives improve the performance and efficiency of photovoltaic (PV) wafer cutting, leading to better overall performance and production efficiency of solar modules. With many countries, including China, pledging their […] Read more