We will develop resins with an eye to the future and the environment.

We are responsible for developing and manufacturing the most advanced urethane and epoxy resins used in electronic parts for home appliances and automobiles.

Used in various waterproof and insulating parts for electronic parts, automotive parts, home appliances, etc., and some of our materials boast a No. 1 domestic market share.
We offer a wide range of products with the highest level of performance in the industry as well as customized products to meet the needs of customers.

We can take charge of everything from manufacturing to environmental considerations, which are becoming increasingly severe every year.

Urethane resin

Sanyu Rec urethane is an insulating material with excellent workability, flexibility, and water resistance.
It is used in various fields such as impregnation, casting, and coating.
We acquired the IATF16949 certification and have vast in-vehicle experience.
We also have a lineup of siloxane free products that can prevent contact failure.
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Urethane resin for automotive parts

The urethane resin for casting automotive parts developed for electrical components and various sensors has excellent electrical and mechanical properties and thermal cycle properties, and is used in a wide range of fields.
In May 2020, we acquired the IATF 16949 certification.
We have also put together various grades of products made according to standards such as the RTI certification, JET certification, and flame retardancy (UL94 V-0).
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Urethane resin for electronic control boards and electronic parts

Developed for use in electronic boards for washing machines, water heaters, hot water washing toilets, and other devices, this urethane resin for casting electronic control boards has excellent electrical properties, thermal cycle performance, and flame retardancy, and is used in a wide range of fields.
Urethane resin for casting electronic parts developed for lighting ballasts, high-voltage transformers, and capacitors has excellent electrical and mechanical properties, flame retardancy, and heat dissipation, and is used in a wide range of fields.
We have also put together various grades of products made according to standards such as the RTI certification, JET certification, and flame retardancy (UL94 V-0).
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Two-component epoxy resin

Sanyu Rec epoxy resin is an insulating material with excellent workability and electrical and mechanical properties.
It is used in various fields such as impregnation, casting, and coating.
We acquired the IATF16949 certification and have vast in-vehicle experience.
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Two-component epoxy resin for automotive parts

Casting resins developed for high-voltage parts such as ignition coils, inverter modules, and power modules has excellent electrical and mechanical properties and thermal cycle properties and is used in a wide range of fields.
For automotive applications, thermal cycle performance and moisture resistance are particularly important, and we have a lineup of products that support miniaturization of parts and high heat resistance.
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Two-component epoxy resin for electrical and electronic parts

In May 2020, we acquired the IATF 16949 certification.
Casting resins developed for consumer products such as film capacitors, transformers, and sensors have excellent electrical and mechanical properties and flame retardancy.
Especially for small parts applications, we have various grades of products with consideration of flame retardancy (UL94 acquisition) and workability (pouring property).
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One-component epoxy resin

Sanyu Rec epoxy resin is an insulating material with excellent workability and electrical and mechanical properties.
It is used in various fields such as impregnation, casting, and coating.
We acquired the IATF16949 certification and have vast in-vehicle experience.
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One-component epoxy resin for automotive parts

One-component epoxy resin for electronic control boards and electronic parts

UV curable resin

Sanyu Rec UV curable resin is a one-component type, so it is easy to handle.
Also, because it hardens quickly, it can be used to shorten the process and is used in various fields.
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Coating agent/coating resin

The Sanyu Rec coating agent is a one-component type with low viscosity, which makes it easy to handle, and maintains high insulation even after high temperature and high humidity environment test.
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Glue

Sanyu Rec adhesive is an insulating material with excellent workability due to its one-component nature and with electrical and mechanical properties.
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Electronics/digital components Product List

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