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The DuPont Company and Hitachi Chemical Co., Ltd have agreed to establish a new global joint venture in high performance liquid polyimide materials for microelectronics applications. Polyimides are used for stress buffer and dielectric layers in the fabrication of semiconductor chips and related components.
The start-up date for the new joint venture, to be called HD MicroSystems (Hitachi Chemical DuPont MicroSystems LLC), is subject to receipt of appropriate regulatory approvals. The venture will combine both Hitachi Chemical and Dupont polyimide coating businesses, including research and development,...