理経 List of Products and Services

We handle adhesives manufactured by Epoxy Technology. We offer a lineup of adhesives with various characteristics. Epoxy Technology is a U.S. adhesive manufacturer founded in 1966, specializing in solvent-free epoxy adhesives. They have developed adhesives with various functionalities, including the standard adhesive for optical communications, 353ND, die attach silver paste H20E, and low-shrinkage, high-strength UV-curable adhesives. To this day, they have a proven track record in fields that require high reliability, such as optical communications, medical, electronics, sensors, automotive, aerospace, and defense industries. *For more details, please refer to the PDF materials or feel free to contact us. *The downloadable PDF materials are the English version of the catalog.

We handle adhesives manufactured by Epoxy Technology. We introduce standard adhesives for optical communications, electronics, and the medical field from a total of 300 products to suit your applications and requests. Epoxy Technology is a U.S. adhesive manufacturer founded in 1966, specializing in solvent-free epoxy adhesives. They have developed various functional adhesives, including the standard adhesive for optical communications, 353ND, die attach silver paste H20E, and low-shrinkage, high-strength UV-curable adhesives. To date, they have a proven track record in fields that require high reliability, such as optical communications, medical, electronics, sensors, automotive, aerospace, and defense industries. In addition to adhesive sales, Rikei can consistently propose assembly services, including fiber customization, termination processing, arraying, bundling, and high-power connectorization. If you have any issues related to optical fiber, please feel free to contact us.

This catalog introduces the epoxy adhesives manufactured by Epoxy Technology, which we handle. Adhesives that comply with ASTM / MIL / Telcordia low outgassing standards are used for aerospace applications, military applications, and optical communication applications. 【Features】 ■ Complies with aerospace standard NASA ASTM E595 ■ Complies with MIL standard MIL-STD 883/5011 ■ Complies with optical communication standard Telcordia GR-1221 *For more details, please refer to the PDF document or feel free to contact us. ☆==============================================☆ Rikei offers a comprehensive proposal for fiber customization, including termination processing, arraying, bundling, and high-power connector assembly. If you have any issues related to optical fibers, please feel free to contact us. ☆==============================================☆

"EPO-TEK" is a conductive epoxy adhesive that maintains rubber-like flexibility even after curing. It is suitable for use when you want to absorb the differences in thermal expansion between substrates or when you need adhesive strength after temperature cycling. Even in large-area bonding, where curing shrinkage tends to be significant, it does not put stress on the substrates. It can also be used as an adhesive (TIM) for heat sinks, offering high thermal conductivity and flexibility. Additionally, we offer flexible anisotropic conductive adhesives, as well as conductive inks based on stretchable urethane and silicone. **Features of Stretchable Conductive Ink:** - Screen printable - Can be spray applied using a diluent - Heat resistance from -70°C to +260°C - High adhesion to polyimide, PTFE, and rubber - Proven as wiring patterns for wearable/washable sensors *For more details, please refer to the PDF document or feel free to contact us.* *This PDF document is available in English.*

This product is an epoxy-based adhesive that has a proven track record in ultra-low temperature environments cooled by liquid helium (-269°C). It is characterized by its resistance to cracking even in ultra-low temperature environments and its strong adhesive strength. We offer a lineup of "optical adhesives" suitable for potting, protective applications, and structural bonding applications, as well as "conductive adhesives" and "insulating thermal conductive adhesives." 【Features】 ■ Resistant to cracking even in ultra-low temperature environments ■ Low outgassing (products compliant with NASA ASTM E595 available) ■ High adhesive strength ■ Proven track record in ultra-low temperature environments cooled by liquid helium (-269°C) ☆==========================================================☆ In addition to adhesive sales, Rikei can consistently propose solutions from fiber customization to termination processing, arraying, bundling, and high-power connector assembly. If you have any issues related to optical fibers, please feel free to contact us. ☆==========================================================☆

"EPO-TEK" is a halogen-free epoxy adhesive that can be used for coating disk coils and sealing motors. We offer a wide range of products, including those with excellent adhesive strength/high Tg products, insulating/thermal conductive adhesives, high thermal conductivity (35.5W/mK) conductive adhesives, and more. Please utilize these for optical applications, electronic devices, MEMS, etc. 【Product Lineup】 ■ Products with excellent adhesive strength/high Tg products ■ Insulating/thermal conductive adhesives ■ High thermal conductivity (35.5W/mK)/conductive adhesives ■ UV-curable adhesives ☆==========================================================☆ In addition to adhesive sales, Rikei can consistently propose solutions from fiber customization to termination processing, arraying, bundling, and high-power connector assembly. If you have any issues related to optical fibers, please feel free to contact us. ☆==========================================================☆

We are introducing medical epoxy adhesives manufactured by Epoxy Technology. With over 45 years of extensive experience in the medical field, including medical sensors, pacemakers, endoscopes, and catheters, our products comply with medical standard ISO 10993. We offer products with excellent sterilization/disinfection resistance, suitable for autoclave, ETO, gamma radiation, and hydrogen peroxide plasma (Sterrad®). 【Features】 ■ Extensive experience in the medical field, including medical sensors, pacemakers, endoscopes, and catheters ■ Products compliant with medical standard ISO 10993 / biocompatible ■ Products with excellent sterilization/disinfection resistance (autoclave / ETO / gamma radiation / hydrogen peroxide plasma) In addition to adhesive sales, Rikei can consistently propose solutions from fiber customization to termination processing, arraying, bundling, and high-power connector assembly. If you have any concerns related to optical fiber, please feel free to contact us.

This is an epoxy-based adhesive with a proven track record in ultrasonic equipment parts. We also offer resins that comply with the biocompatibility standard ISO 10993 for ultrasonic medical devices! Examples of applications: * Laminating PZT (lead zirconate titanate) * Insulating materials for backing materials and acoustic matching layers * Flexible epoxy for acoustic lenses, etc. * Conductive bonding of PZT and flexible circuits * Thermal conductive materials to dissipate heat from devices *For more details, please download the catalog or feel free to contact us. *The downloadable catalog is in English.

The "UV-curable adhesive for optical components" that we handle is a UV-curable adhesive compatible with a range of refractive indices from low to high. It features good visible light transmission, is colorless and transparent, has low shrinkage, and low distortion. This product has over 50 years of proven performance in fixing optical components, such as lens bonding and prism adhesion. Please consult us regarding low viscosity/high viscosity and thixotropic properties based on the application method. 【Features】 ■ Resistant to high temperature and high humidity bias tests for 2000 hours at 85°C/85% RH ■ UV, visible light, and heat curing options available ■ Temporary fixing UV-curable adhesive that can be removed with warm water, heat, or solvents like acetone ■ Low curing shrinkage ☆==============================================☆ Rikei can provide a comprehensive proposal from fiber customization to termination processing, arraying, bundling, and high-power connector assembly. If you have any issues related to optical fibers, please feel free to contact us. ☆==============================================☆

The "AOS Non-Silicone Thermal Grease" is silicone-free, which means it does not produce low molecular siloxanes. Additionally, it is manufactured using halogen-free raw materials. We offer products with high-temperature resistance (up to 275°C) and low-temperature resistance (down to -55°C), demonstrating excellent resistance to temperature cycling tests. Furthermore, we have a lineup of products with high thermal conductivity (7.4 W/mK) and low thermal resistance (0.0310°C/W). For applications with a coating thickness of 125um or more, we recommend the "high thermal conductivity" products, while for applications below 125um, the "low thermal resistance" products are recommended. 【Features】 ■ Silicone-free, does not produce low molecular siloxanes ■ No bleed-out in 200°C retention tests ■ No pump-out in temperature cycling tests ■ Excellent resistance to temperature cycling tests ■ Available from high-temperature resistant (275°C) products to low-temperature resistant (−55°C) products *You can download the English version of the catalog. *If you have any questions or requests, please feel free to contact us.

At Rikei Corporation, we sell and provide contract processing of potting resin materials. These potting resins are flame-retardant with UL certification, have good thermal conductivity, are easy to pour, and do not experience shrinkage. They are low outgassing and silicone-free. They are suitable for insulating electronic components such as batteries for electric vehicles (EVs), transformers, motor coils, wireless devices including Bluetooth, RFID tags, temperature sensors, and for providing heat resistance, water resistance, shock resistance, and dustproofing. 【Product Lineup】 ■ Flame-retardant UL certification ■ Easy to pour with low viscosity ■ Low curing shrinkage with no shrinkage issues ■ Low outgassing and silicone-free ■ Halogen-free ■ Low density and low dielectric constant (ideal for Bluetooth applications) ■ Low-temperature curing *You can download the catalog. *For more details, please refer to the PDF materials or feel free to contact us.

This is a heat-curing epoxy adhesive that can increase viscosity under UV irradiation. It allows for prevention of dripping during heating and easy positioning. It can also be used even if there are areas of the application surface that are not exposed to UV light. A standard for fiber optic bonding, 353ND, and a standard for optical component and glass bonding, 301-2, are the bases for this hybrid model, which boasts equivalent durability.

Conductive adhesive that does not use conventional silver fillers For high-temperature and high-humidity applications concerned about silver migration For conductive adhesion to aluminum where galvanic corrosion is a concern For electrode adhesion of FPC (Flexible Printed Circuit)

One-component black epoxy that balances high temperature and humidity resistance with flexibility. With a Shore hardness of D15 to D25, it is flexible yet strong against heat and high temperature and humidity. It has proven resistance to temperature cycle tests from -40°C to 105°C and high temperature and humidity tests at 85°C and 85% humidity. Work life is 72 hours, and it has excellent viscosity stability. It is suitable for bonding/protecting electronic components with reflow compatibility and low halogen content.

Ceramabond 618-N-VFG is a fine-particle ceramic adhesive. It can withstand temperatures up to 1650°C without outgassing, as it does not contain organic materials. It excels in water resistance, acid resistance, and alkali resistance. It is capable of bonding ceramics, glass, and quartz.

This is a liquid-type masking resin that cures under UV irradiation. It is resistant to various substances such as sandblasting, high-temperature acids and alkalis, plating, and painting, protecting the target areas. Application methods: Syringe, brush, dip, spray, etc. Removal methods: Peel-off type, water-soluble type, type that can be peeled off when heated to 50-80°C, incinerable type.

From our lineup of medical certification adhesives, we introduce EPO-TEK epoxy adhesives with excellent resistance to sterilization processes, as well as Panacol adhesives and resins for disposable medical devices. *Adhesives with excellent resistance to sterilization processes: - Epoxy-based adhesives with durability for up to 400 cycles of STERRAD® sterilization and up to 1,000 cycles of autoclave sterilization - ISO 10993 certified - Proven performance in implantable medical devices *Adhesives and materials for disposable medical devices: - Medical-grade instant adhesives certified to USP Class 6 - UV-curable adhesives capable of bonding difficult-to-adhere medical plastics (such as PVC, ABS, PC) with biocompatibility certification - UV-curable liquid masking agents resistant to blasting and chemicals for processing applications of medical instruments *Cryogenic-compatible thermal conductive epoxy adhesives and resins: - Epoxy resins for thermal conduction and protection with proven performance at -196°C, suitable for microscopy and superconducting applications.

Even with a small amount of application, it has high adhesive strength and is suitable for bonding thin fibers. It is also ideal for bonding optical components due to low outgassing. ◆ Room temperature curing type 302-3M This type hardens by mixing two components. It also excels in water resistance and chemical resistance. ◆ UV curing type EPO-TEK OG198-54, OG198-55 It hardens in a short time, making it easy to use and ideal for positioning. ◆ Heat curing type EPO-TEK 353ND This type hardens after heating a mixed two-component system. It is a standard product used for bonding fiberglass and excels in temperature cycling and high-temperature, high-humidity resistance.

Our company provides contract manufacturing, processing, and development services for adhesives and paste materials. In addition to contract manufacturing of products, we also offer repackaging and filtration services. We can manufacture discontinued or end-of-life products based on recipe provision, model number information, and desired performance. Customization and development of products are also available. Repackaging can be done in accordance with requests using drums, pails, small containers, syringes, etc. We can accommodate work in clean rooms, and after syringe filling, defoaming treatment is also possible. 【Service Details】 <Contract Manufacturing and Processing> ■ Mixing and Dispersion: Capable of mixing and dispersing powders and liquids across various viscosity ranges. ■ Repackaging: Proven filling performance with viscosities ranging from thousands to hundreds of thousands mPa·s. ■ Filtering: Filtration can be performed at the desired mesh size according to the product's viscosity. <Contract Manufacturing of Discontinued and End-of-Life Products> ■ Can accommodate small quantities if recipe provision is available. ■ Introduction of alternative products is also possible. <Custom and Development Manufacturing> ■ Capable of developing products that cannot be addressed with catalog items. ■ Depending on the complexity, initial samples can be produced in about three weeks. *For more details, please refer to the materials. Feel free to contact us with any inquiries.

Used for cosmetic containers, perfume bottles, keychains, fashion labels, and more. It has excellent adhesion to a wide range of materials such as glass, plastic, metal, ceramics, and leather. We offer a variety of adhesives suitable for different applications, from UV-curing adhesives ideal for bonding clear glass and plastic to heat-curing and instant adhesives. ■ Features - Transparent and non-yellowing - Quick curing with UV light - Resistant to alcohol components found in perfumes, etc. - High strength and stability ◆ UV-Curing VitralitⓇ 4731 VT Exhibits excellent adhesion to various materials such as plastic, glass, and anodized surfaces. ◆ UV-Curing VitralitⓇ 7311 T Non-yellowing with moisture and alcohol resistance. ◆ Two-Part Mixed PenlocⓇ GTR-VT Cures at room temperature after mixing two parts. It is moisture-resistant and impact-resistant. ◆ Epoxy Heat-Curing StructalitⓇ 8801 Resistant to high temperatures and oils. Cured by heating from 80°C to 180°C.

Our company provides contract manufacturing, processing, and development services for adhesives and paste materials. In addition to contract manufacturing of products, we also offer repackaging and filtration services. We can manufacture discontinued or end-of-life products based on provided recipes, part numbers, and desired performance specifications, as well as customize and develop products. Repackaging can be done in accordance with customer requests using drums, pails, small containers, syringes, and more. We also accommodate work in clean rooms, and after syringe filling, we can perform degassing treatment. 【Service Details】 <Contract Manufacturing and Processing> ■ Mixing and Dispersion: Capable of mixing and dispersing powders and liquids across various viscosity ranges. ■ Repackaging: Proven filling experience with viscosities ranging from thousands to hundreds of thousands mPa·s. ■ Filtering: Filtration can be performed at the desired mesh size according to the product's viscosity. <Contract Manufacturing of Discontinued and End-of-Life Products> ■ Can accommodate small quantities if recipes are provided. ■ Introduction of alternatives is also possible. <Custom and Development Manufacturing> ■ Capable of developing products that cannot be addressed with catalog items. ■ Depending on the complexity, initial samples can be produced in about three weeks. *For more details, please refer to the materials. Feel free to contact us with any inquiries.