SEOUL/OSAKA -- South Korea's chip and display makers have turned to homegrown chemicals to fill the vacuum after Tokyo imposed export curbs, which may deal a bigger blow to Japanese companies in the long run.
After being shut out of a crucial part of their supply chain, South Korean companies have had to seek other avenues to keep production levels humming. LG Display, the world's leading producer of liquid crystal displays, began using etching gas produced by South Korea's SoulBrain to manufacture panels in November.
