History Complete History 1930– Daramic established as Dewey & Almy Corporation, USA and develops rubber separator 1954– W.R. Grace & Co. acquires Dewey & Almy Corporation 1969/1972– Polyethylene (PE) separator is invented in Owensboro plant, KY, USA and this plant becomes the first location to manufacture PE separators in Daramic 1980/1981– Manufacturing established in Norderstedt, Germany and Selestat, France. Daramic starts operation footprint in Europe 1994– InterTech Group Acquires W.R. Grace battery separator business 1997– PIL and DAGA – Potenza, Italy is acquired 2000– Established footprint in Asia with opening of manufacturing plant in Prachinburi, Thailand 2004– Warburg Pincus acquires the Polypore Group from the InterTech Group 2006– Prachinburi, Thailand Line 2 & 3 is in operation 2006– Daramic expands into China by forming a joint venture 2007– Daramic acquires plant in Tianjin, China 2008– Bangalore, India plant is established through acquisition 2008– Prachinburi, Thailand Line 4 is in operation 2011– Xiangyang, China plant is established 2011– Daramic India relocated to a new and larger facility in Bangalore, India 2012– Line 5 at Prachinburi, Thailand is complete and operational 2015– Asahi Kasei acquires Polypore International, LP, the parent company to Daramic and affiliates 2017– Greenfield plant in Gujarat, India is complete and operational Contact Us About History Technical Expertise Locations Production & Quality Careers Products & Innovations Automotive Motive Power Deep Cycle Stationary / Specialty News Asahi Kasei Celgard Copyright © Daramic 2021 Home / Terms of Use / Privacy Policy / Sitemap

Products & Innovations Daramic® Lead-Acid Battery Separators Daramic, LLC is the global leader in supplying separator solutions for use in applications including: Automotive Motive Power Deep Cycle Stationary / Specialty Contact Us About History Technical Expertise Locations Production & Quality Careers Products & Innovations Automotive Motive Power Deep Cycle Stationary / Specialty News Asahi Kasei Celgard Copyright © Daramic 2021 Home / Terms of Use / Privacy Policy / Sitemap