Kuraray Announces Plan to Form Butadiene Derivatives JV With PTTGC, Sumitomo on March 9, 2018 in Industry Kuraray Co. Ltd. (TYO:3405) announced on March 7 that it has inked a joint venture agreement with Sumitomo Corp. (TYO:8053)…... Membership Required You must be a member to access this content.View Membership LevelsAlready a member? Log in here Continue Reading