Supercapacitor Casting and Coating

supercapacitor casting and coating

The Higher Density Supercapacitor R&D

The R&D for higher density supercapacitors and ultracapacitors as a potential replacement for li-ion batteries have been attracting attention in the industry. Yasui Seiki has been supporting several start-up companies as well as established capacitor manufacturers in the US in their effort to polarize the plastic substrates by coating polymer materials.

Our Strengths

  • Unparalleled coating uniformity with 1-2% tolerance
  • Numerous patented coating technologies
  • Extremely smooth and stable coating surface
  • Highly customizable and versatile
  • Ultra thin film and metal foil coating
  • Durable and reliable Japanese workmanship
  • Extensive know-how and coating expertise

FACT

The world’s largest battery separator manufacturer in Japan developed their coating technology using our MICROGRAVURE™ coating method, and they continue to manufacturer their separators using only our technology.

Service Features

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Unparalleled coating uniformity with 1-2% tolerance

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Extremely smooth and stable coating surface

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Customizable and versatile

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Ultrathin film and metal foil coating

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Durable and reliable Japanese workmanship

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Extensive know-how and coating expertise