Arakawa Chemical Industries, Ltd. completed the acquisition of OPSTAR business from JSR Corporation.

ARAKAWA CHEMICAL INDUSTRIES, LTD. is a Japan-based company principally engaged in the manufacture and sale of intermediate materials for papermaking chemicals, printing ink resins, adhesive resins and electronic materials. The Company has four business segments. Papermaking Chemicals segment’s main products include sizing agents, paper strength enhancers and coated paper chemicals. Coating segment’s main products include printing ink resins, paint resins, synthetic rubber polymerization emulsifiers and photocurable resins. Adhesive segment’s main products include adhesive resins and ultra-light rosin. Functional Materials segment’s main products include compounded products for electronic materials, functional fine chemical products, precision abrasives, precision parts cleaners and cleaning equipment. The Company is also involved in non-life insurance and real estate brokerage business.