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Features, Applications, Coating Process

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Features

We offer solutions for the following problems.

I want to attach a touch sensor, but the area is too small to meet the cost requirements...
I want to put a touch sensor on the spherical part, but I can't bend it...
I want to attach a touch sensor to a flexible and stretchable device...
I'm not happy with the sensor’s visible wiring pattern...
I want to attach biosensors that are hypoallergenic and safe for the human body...

特長

Transparency

It might be inconspicuous, but it properly conducts electricity.

As the conductive polymer named PEDOT:PSS has low absorption characteristics in the visible light region and is usable in the form of a thin film, it provides a highly transparent conductive film.
The coating's surface resistivity can be 102 to 103Ω/sq, leading to high conductivity.

Useful and Low-temperature process

Entering the age of printable electronics.

Conductive coatings can be formed using general-purpose printing devices and coating devices without the need to introduce a special sputtering device. Screen printing, which is drawing attention in the field of printable electronics, allows low-cost, easy patterning.
Coating is carried out using general-purpose coating equipment such as gravure coaters, die coaters, and slit coaters. As the coating is processed at low temperatures between 80 degrees and 130 degrees, resins with low heat resistance can be used in this process.

More about Coating Process

Processability and Flexibility

Remove restriction in designing sensors.

The base of DENATRON is a conductive polymer.
Thanks to its excellent processability, DENATRON can be used even on curved surfaces, which can easily cause cracks if inorganic substances such as ITO are used.
In addition, with its flexibility to stretch, DENATRON can be shaped after film formation, to create 3D switches. When applied on fibers, it can also be used in the form of conductive fibers by leveraging the conductive polymer’s flexibility. Through our formulation techniques, wash resistance and other properties can be added.

Biocompatibility

A bridge gently connecting your body with terminal devices.

PEDOT:PSS is a safe substance with its hydrophilicity and biocompatibility. As it causes no metal allergies, it is suitable for use in biosensors that have contact directly with the human body.

Applications

  • Transparent electrodes for touch panels and touch switches

    Transparent electrodes for touch panels and touch switches

  • Transparent electrodes for LED touch switches used in automobiles, consumer electronics etc.

    Transparent electrodes for LED touch switches used in automobiles, consumer electronics etc.

  • Biosensors such as wearable devices used to measure heart rates

    Biosensors such as wearable devices used to measure heart rates

  • Auxiliary electrodes for OLED devices

    Auxiliary electrodes for OLED devices

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Coating Process

The following is a partial list of coating processes for transparent electrode types. Various other coating methods can be applied.

Screen printing

Pad Printing