Potting glue_bonding sealant_conformal coating

LED adhesive application solution

2026-01-27

— From potting to optics, from sealing to thermal conductivity, one set of adhesive solves the reliability issues of LEDs. In LED lighting and display applications, brightness, lifespan, and stability are never determined by a single factor. Temperature rise, moisture, mechanical stress, and optical attenuation are often the key factors determining how long and stably an LED can illuminate. Behind these issues, the selection and matching of adhesives are becoming an indispensable part of LED reliability design. Focusing on the core application scenarios of LEDs, ELAPLUS provides a complete and mature LED adhesive application solution 👇 I. LED encapsulation protection – SIPC 1816 creates a long-term stable “protective layer” for the internal circuit of LEDs. In structures such as LED driver power supplies, modules, and light bars, internal components are exposed to high temperatures, humidity, and electrical stress for extended periods, making them highly susceptible to issues such as insulation degradation and solder joint failure. LED encapsulation LED encapsulation SIPC 1816 silicone encapsulant, specifically designed for LED electronic encapsulation: Application value: The overall protection provided to PCBs and electronic components significantly enhances the moisture resistance, dust resistance, and insulation performance of the LED system. It also cushions the mechanical stress caused by thermal expansion and contraction, reducing the risk of cracking. Core advantages: Low stress and low shrinkage, suitable for precise LED electronic structures with good fluidity, no dead spaces in potting, minimal bubbles, long-term resistance to high and low temperatures, suitable for outdoor and high-power LED applications. 📌 Typical applications: LED driver power supplies, LED modules, power control board potting II. LED Optical Packaging – SIPA 1840 High Transparency, Only Deserving of High-Brightness LED Displays. In the LED optical structure, the encapsulant is not only a “fixing material”, but also a part of the optical system.Insufficient light transmittance, yellowing,…

Elaplus Conformal Coating for Key Applications in BMS

2026-01-27

— A range of silicone conformal coatings, comprehensively enhancing the reliability and safety level of BMS. With the rapid development of new energy vehicles, energy storage systems, and high-end industrial equipment, BMS (Battery Management System) is operating in complex environments such as high humidity, high temperature, salt spray, dust, and electrochemical corrosion for extended periods.Once the PCB board becomes damp, experiences creepage, or is corroded, it will directly affect the safety and lifespan of the battery system. Therefore, three-proofing coating (moisture-proof, mold-proof, and salt spray-proof) has become a standard process for BMS electronic protection. Silicone three-proofing coating, with its excellent flexibility, electrical insulation, and environmental adaptability, has become the mainstream material choice for BMS coating. Analysis of core requirements for BMS three-proofing coating In BMS applications, three-proofing coating materials typically need to meet the following requirements simultaneously: Excellent moisture resistance, salt spray resistance, and chemical corrosion resistance Long-term stable electrical insulation performance Resistance to thermal shock, avoiding coating cracking caused by thermal expansion and contraction Fast surface drying, improving production line efficiency Compliance with UL flame retardant and environmental regulations Reworkability, facilitating maintenance and quality control For different BMS structural designs and process requirements, the following various silicone conformal coatings can provide differentiated solutions. Recommended product and detailed explanation of application advantages 1️⃣ Coating 9062 silicone conformal coating adhesive Basic selection of high reliability protection for BMS A single-component, low-viscosity, environmentally friendly formula with excellent workability, complies with RoHS requirements and forms a dense, flexible protective film, effectively isolating water vapor and corrosive media. Applicable scenarios: PCB areas with high protection requirements and relatively compact structures, such as BMS control boards, sampling boards, and equalization circuits. View Coating 9060 details 2️⃣ SIPC 1823 silicone conformal coating adhesive quick-drying BMS production line efficiency solution The single-component silicone adhesive has a low…

Thermal conductive potting solution for industrial controllers

2026-01-15

—— A reliable and removable protective option after curing. In applications such as industrial automation, smart manufacturing, and energy control, industrial controllers operate in environments with high loads, high temperature rises, strong vibrations, and complex conditions for extended periods.The key challenge in the potting design of industrial controllers lies in balancing efficient heat dissipation with the removability for future maintenance, repair, and upgrades. Addressing this industry pain point, ELAPLUS has launched SIPA 1850, a low-stress, removable thermal conductive potting adhesive, providing a more reliable and flexible potting solution for industrial controllers. ❌ Non-detachable after curing, making repair essentially equivalent to scrapping ❌ High internal thermal stress, prone to cracking of solder joints and components ❌ Decreased reliability after thermal cycling ❌ Not conducive to product upgrades and rework. Modern industrial controllers, however, place higher demands on potting materials: ✔ Possesses stable thermal conductivity, reducing the operating temperature of the device ✔ After potting, exhibits good moisture resistance, vibration resistance, and electrical insulation properties ✔ After curing, is removable and repairable, enhancing the overall lifecycle value of the device II. Solution Recommendation: SIPA 1850 Thermal Conductive Potting Compound Product Positioning SIPA 1850 is a low-stress, self-adhesive, silicone thermal conductive potting compound specifically designed for electronic control systems that require heat dissipation and maintainability. III. Core Advantages of SIPA 1850 1️⃣ Efficient Heat Conduction and Stable Heat Dissipation: The thermal conductivity is stable and fast, effectively conducting the heat generated by power devices (MOS, IGBT, power modules, etc.) to the housing. This significantly reduces the temperature of hot spots inside the controller, enhancing system stability. 👉 It is particularly suitable for industrial control modules with high power density 2️⃣ Low-stress curing: After curing, the silicone elastomer system, which protects sensitive devices, maintains good flexibility and toughness, effectively absorbing thermal expansion and contraction…

Resistor High-Temperature Potting Solution | SIPC 1813 Silicone Sealant

2026-01-15

In applications such as high-power resistors, braking resistors, and power load resistors, SIPC 1813 silicone adhesive sealant is exposed to harsh environments characterized by long-term exposure to high temperatures, high power, thermal cycling, and vibration.The potting material should not only be able to “wrap up” the components, but also not affect the long-term stable operation of the resistor. Application Challenges 🔥 High long-term temperature tolerance requirements: -60 to 250°C Repeated environmental impacts ⚡ High power stability requirements under high temperatures to avoid resistance drift due to stress concentration 🔩 Reliable bonding with substrates such as ceramics, metals, and pins 🌧️ In outdoor or industrial environments, moisture resistance, stain resistance, and anti-aging are required. Recommended product: SIPC 1813 SIPC 1813 is a neutral, semi-flowable RTV silicone adhesive sealant that cures by absorbing moisture at room temperature. It is specifically designed for the long-term stable operation of electronic devices in high-temperature and vibrating environments. Key Performance Advantages✅ – Long-term stability in a wide temperature range of -60 to 260°C, meeting the continuous operation requirements of high-power resistors✅ Excellent adhesion, good compatibility with substrates such as ceramics, resistor coatings, and metal pins✅ Elastic adhesive layer design, effectively relieving thermal stress and avoiding device cracking or resistance drift✅ Resistant to chemicals, moisture, and corona, ensuring long-term reliable electrical performance✅ Resistant to vibration and thermal shock, suitable for industrial, power electronics, and rail transit applications✅ Excellent outdoor aging performance, with a design lifespan of up to 20–30 years✅ ROHS / HF / REACH compliant, environmentally friendly and suitable for mass applicationsTypical Application Scenarios🔹 Power resistor and brake resistor potting🔹 Local sealing of high-temperature electronic modules🔹 Protection of industrial power supplies and power electronics devicesSIPC 1813 is not just “potting”, but also provides a long-term stable safety buffer layer for resistors in high-temperature and high-power environments….

PCB waterproof potting solution for new energy vehicle charging gun

2026-01-15

With the rapid popularization of new energy vehicles, charging guns, as external connection components that are used frequently, are exposed to rain, moisture, temperature changes, and complex outdoor conditions for extended periods. Their internal PCB boards not only carry out signal transmission and current control functions but also directly affect the safety, stability, and service life of the entire gun.Once the PCB protection is not in place, it is extremely prone to: The intrusion of moisture leads to electrical leakage and short circuits. Humid environments cause a decline in insulation performance. Temperature cycling results in stress concentration and solder joint failure. Therefore, higher requirements are placed on the potting materials inside PCBs.Key Challenges High waterproof grade requirements: Long-term stability to achieve IP67 moisture resistance + reliable electrical insulation performance Possess a certain adhesive strength with PC housing and wiring harness to prevent vibration and loosening Process-friendly: Manual potting is less prone to bubbling, with feasible rework No stress, cracking, or corrosion during long-term use Main recommended solution for electronic components: SIPC 1815 silicone potting adhesive SIPC 1815 is a two-component condensation de-alcoholized silicone potting adhesive, specifically designed for applications such as new energy vehicle charging guns and outdoor electronic modules.Product advantages:✔ Excellent waterproof performance, easily meeting IP67 requirements ✔ Good fluidity, easy to spread and spread without entraining bubbles when manually pouring glue ✔ Repairable design, reducing maintenance and after-sales costs ✔ Low curing shrinkage rate, no corrosion, no internal stress, protecting PCB and solder joints ✔ Stable high-temperature electrical insulation performance, adapting to temperature rise environment during charging process ✔ Good adhesion to PC housing and wiring harness, taking into account both sealing and structural fixation ✔ Waterproof, moisture-proof, and high reliability for long-term use View SIPC 1815 details 👉 Especially suitable for charging gun products with high requirements…

Industrial wiring harness bonding solution | PUR 1601 two-component polyurethane structural adhesive

2026-01-08

In the fields of industrial equipment, automotive electronics, automation equipment, etc., wire harness systems not only undertake signal and power transmission functions, but also need to face complex usage environments: PVC wire harness bonding and fixation 🔧 Vibration and impact are frequent, demanding high toughness and fatigue life for the bonding structure 🌡️ Temperature changes and aging issues are prominent, with ordinary adhesives prone to embrittlement and cracking 🧪 In oily and chemical environments, bonding materials are required to have good chemical resistance 🤖 Assembly methods are diverse, satisfying both automated dispensing and the flexibility of manual assembly 🌱 Environmental regulations are becoming stricter, with low odor and low VOC becoming rigid requirements Therefore, wire harness bonding materials must not only be “firmly bonded” but also long-term reliable, process-friendly, and environmentally compliant.Application: Recommended product for structural bonding of industrial wiring harnesses: PUR 1601, a two-component polyurethane structural adhesive PUR 1601 A/B is a two-component, solvent-free, room temperature curing polyurethane adhesive specifically designed for bonding industrial wiring harnesses and multi-substrate structures, achieving an ideal balance between strength, flexibility, and durability.The core advantages of PVC wire harness bonding and fixing products include low VOC and low odor, compliance with RoHS/REACH regulations, and adaptability to various application scenarios with strict environmental and operational requirements. The process is highly adaptable, allowing for both automated machine dispensing and manual mixing operations to meet different production line needs. It exhibits strong adhesion to multiple substrates, including metals, plastics, rubbers, and polyesters. High toughness and elasticity effectively absorb vibration and stress, enhancing the long-term reliability of the wire harness system. Resistant to aging and chemicals, it is suitable for complex industrial environments such as oil contamination and chemical media. Typical application scenarios include industrial equipment wire harness fixing and sealing, automotive and new energy wire harness structure…

Semiconductor ECU thermal management solution

2026-01-08

— Liquid thermal conductive gel pad TCMP 1935 boosts the high-reliability electronic system industry. Background and challenges With the high integration of automotive electronics and the continuous increase in power density, the heat generated by semiconductor ECU (Electronic Control Unit) during operation rapidly increases. In practical applications, ECU thermal management often faces the following challenges:🔥 Severe local heat concentration: There are assembly tolerances between the chip, power module, and heat sink, making it difficult for traditional thermal pads to fully fit. ⚠️ High mechanical stress risk: High-hardness materials are prone to stress damage to solder joints and chips during compression. 🛠️ Difficult and costly rework: Once assembled, traditional thermal pads are complex to rework and repair, affecting yield. 🤖 Inadequate automation adaptation: Solid materials are not conducive to high-speed, fully automated production line applications. Against this backdrop, liquid thermal gel pads are gradually becoming the mainstream choice for thermal management in the new generation of ECUs. Application scheme: Recommended product for thermal gap filling: TCMP 1935 liquid thermal gel gasketTCMP 1935 is a two-component liquid thermal gel gasket specifically designed for high-reliability applications such as semiconductor ECUs, automotive electronics, battery systems, and communication equipment. With a thermal conductivity of up to 3.5 W/mK, it achieves an excellent balance between thermal performance and reliability. Product Core Advantages 🌡️ Highly Efficient Heat Conduction, Stable and Reliable Thermal Conductivity Coefficient 3.5 W/mK Effectively fills the tiny gaps between devices and heat dissipation structures Significantly reduces junction temperature and enhances the long-term operational stability of ECUs 🧩 High Adaptability, Eliminates Assembly Tolerances Liquid form allows for full flow, self-adapts to complex surfaces Achieves good contact with almost no compression force required Effectively protects solder joints, chips, and precision electronic components 🧘 Low Stress Design, Cares for Sensitive Devices Thixotropic system, low stress application Low…

PUR 1680 polyurethane potting adhesive | Industrial module packaging solution

2026-01-06

High reliability · Long operation time · Structural level protectionIn industrial control, power electronics, and various functional module packaging applications, potting materials not only need good operability but also maintain long-term stability in complex environments. For industrial module applications involving large volume, complex structure, and long-term potting, PUR 1680 polyurethane potting adhesive is recommended. Recommended product: PUR 1680 PUR 1680 is a high-performance polyurethane potting material specifically designed for industrial module packaging, achieving an ideal balance between operation time, mechanical properties, and environmental adaptability.Key performance advantage: Extremely long operation time. With an operable time of approximately 100 minutes, it can confidently handle the encapsulation needs of complex structures and large-volume modules, significantly reducing process risks. After curing, the high-hardness structural support can achieve a Shore A85 hardness, covering Shore A40–80 and higher hardness requirements, while balancing structural support and vibration resistance.Low viscosity, high fluidity: Designed for low viscosity, it exhibits excellent fluidity, facilitating easy filling of small gaps and deep cavity structures, with strong constructability.Excellent low-temperature performance and weather resistance maintain stable physical properties even under low-temperature and complex environmental conditions, making it suitable for demanding industrial applications.Excellent electrical insulation and long-term stability: The material possesses excellent electrical insulation properties and stable material performance, making it suitable for long-term reliable operation scenarios.Excellent waterproof and moisture-proof capabilities, with extremely low water absorption rate, effectively prevent water, moisture, and corrosion, enhancing the environmental adaptability of the module.Good material compatibility ensures strong adhesion to most metals and engineering plastics, making it suitable for a wide range of industrial module structure designs. Typical application scenarios: Industrial control module, power and drive module, sensor and signal processing module, power supply, electrical and communication module. Potting adhesive application scenarios. Potting adhesive application scenarios. Tags: Industrial module potting adhesive · Electronic module potting · Electronic potting adhesive…

SIPC 2130 silicone adhesive sealant | underwater LED sealing solution

2026-01-06

Long-term waterproof bonding solution for glass × aluminum structure: In applications such as underwater LED lights, landscape lighting, pool lights, fountain lights, and buried lights, seal failure equals lamp failure. Especially for glass and aluminum structures, not only are there significant material differences and different coefficients of thermal expansion, but they also have to face the following challenges over the long term:💧 Water pressure infiltration 🌡️ Cold and heat cycling ⚡ Electrical safety and insulation requirements 👀 High demands on appearance transparency pose extreme challenges for sealants.Analysis of core adhesive needs ✔ Reliable bonding between glass and aluminum ✔ Waterproof and effective for long-term underwater use ✔ Transparent and clear adhesive, without affecting light efficiency ✔ No corrosion to base materials, no yellowing, no oil leakage ✔ Stable performance in high-temperature and high-humidity environments Recommended solution: SIPC 2130 transparent silicone adhesive sealantRTV SIPC 2130 is a neutral curing, transparent silicone adhesive sealant specifically designed for LED sealing and electronic protection scenarios, balancing reliability and aesthetic performance.Why is SIPC 2130 particularly suitable for LED sealing?🔹 It is a neutral curing system friendly to glass and aluminum bonding, with no corrosion risk to metals and glass, and it remains stable and does not fall off over a long period of time.🔹 With its excellent waterproof and sealing performance, it forms a continuous, dense, and elastic sealing layer, making it suitable for long-term use underwater or in high humidity environments.🔹 High transparency, with no impact on light efficiency. After curing, the colloid is clear and transparent, without yellowing, fogging, or oil leakage, making it ideal for visible areas.🔹 Excellent environmental resistanceTemperature range: -60 to 220℃. Resistant to high temperature and humidity, with long-term stable electrical properties. Resistant to engine oil, transformer oil, acids, and alkalis. 🔹 Reliable electrical and mechanical protectionExcellent insulation performance,…