Grade D+
ChemScore report card

Showa Denko

Showa Denko is a Japanese company producing a wide range of products and serving an equally wide range of customers, from heavy industry to the electronic and computer industries. The company is divided into five business sectors: petrochemicals (olefins, organic chemicals, plastic products), aluminium (aluminium cans, sheets, ingots, foils), electronics (semiconductors, ceramic materials, hard disk drive platters), chemicals (industrial gases, ammonia, agrochemicals), and inorganic materials (ceramics, graphite electrodes). Showa Denko has more than 180 subsidiaries and affiliates. The company has vast overseas operations and a joint venture with Montell and Nippon Petrochemicals to make and market polypropylenes.
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Total score
10 / 48

Grade Summary

Showa Denko has a relatively large production of hazardous chemicals and data tells us that it is producing 13 problematic substances, including 2 persistent chemicals. The production of problematic chemicals is one reason for the poor score in…

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Overall rank
39 / 50
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Total score
10 / 48
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Product Portfolio
- / 18
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Development of Safer Chemicals
- / 12
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Management & Transparency
- / 12
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