(Power Supplies, LEDs, PCBs, Sensors, Structural Sealing – Detailed Version)
This solution covers the full spectrum of consumer and industrial electronics, including switching power supplies, adapters, chargers, LED lighting, PCB circuit boards, various sensors, module structures, and full-device sealing processes. Adhesives are categorized by function: potting adhesives, thermal conductive adhesives, structural adhesives, UV curable adhesives, sealants, conformal coatings, and dotting fix adhesives, with detailed applications and key properties. It is tailored for factory processes, technical handovers, and industry solution presentations.
I. Adhesive Solutions for Power Products (Adapters, Switching Power Supplies, Charger Modules, Industrial Power Supplies)
1. Power Potting Adhesives (Core Process)
Adhesive Type Applications Key Properties Typical End Uses Two-component PU Potting Adhesive Full potting of power modules, internal filling of adapters; waterproof insulation, shock absorption & noise reduction Low viscosity, self-leveling, thermal conductivity, flame retardant, crack-resistant at low temperatures, cost-effective Phone chargers, adapters, small appliance power supplies, industrial switching power supplies Two-component Silicone Potting Adhesive High-end industrial power supplies, outdoor power supplies, charging pile modules, high-temperature power unit potting Extreme temperature resistance, low stress, non-corrosive to components, reworkable, excellent electrical insulation Outdoor energy storage modules, new energy charging equipment, high-temperature industrial power supplies Epoxy Potting Adhesive High-voltage power supplies, high-voltage driver modules requiring rigid, high-strength insulation High hardness, high voltage resistance, superior moisture resistance, non-reworkable High-voltage driver boards, industrial high-power modules
2. Thermal Conductive Adhesives for Power Supplies
Adhesive Type Applications Key Properties Thermal Conductive Gel Thermal filling for MOSFETs, transformers, main control chips Soft conformability, no PCB damage, flexible heat dissipation Thermal Grease Thin-layer thermal filling for low-power circuits Thin coating, low thermal resistance, suitable for low-load power supplies Thermal Conductive Double-sided Tape Heatsink fixation + thermal conduction Fast assembly on production lines, integrated bonding and heat transfer
3. Structural Fixing & Dotting Adhesives for Power Supplies
Adhesive Type Applications Key Properties UV Curable Adhesive Terminal fixation, wire bonding, small component reinforcement Instant curing, high efficiency, no waiting time Cyanoacrylate Adhesive + Toughener Rapid fixation of magnetic cores, inductors and tiny components Fast room-temperature curing, precise dotting MS Modified Silane Adhesive Power housing sealing, base shell fixation, dust & water protection Weather-resistant, flexible sealing, IP-rated protection
II. Adhesive Solutions for LED Lighting & Backlight Modules (Luminaires, Light Strips, Backlight Modules, LED Boards)
1. LED Packaging & Core Adhesives
Adhesive Type Applications Key Properties High-transparency Silicone Encapsulant LED chip packaging, phosphor gel High light transmittance, anti-yellowing, UV resistance LED Bracket Fixing White Adhesive Bracket reinforcement, light blocking, stray light prevention Shading, structural reinforcement, reduce light leakage
2. Luminaire Potting Adhesives
Adhesive Type Applications Key Properties Flexible Silicone Potting Adhesive Full transparent potting for flexible light strips Waterproof, soft, bendable, long-term flexibility PU Waterproof Potting Adhesive Outdoor floodlights, street light encapsulation Weather resistance, anti-aging, outdoor durability
3. Luminaire Structural Sealants
Adhesive Type Applications Key Properties Neutral Silicone Sealant Luminaire housings, glass panels, aluminum frame sealing Waterproof, weather-resistant, non-corrosive Low-fog UV Adhesive Lens bonding, LED lens fixation High light transmittance, no fogging, optical stability
4. Backlight Module Adhesives
Adhesive Type Applications Key Properties Optical Clear Adhesive (OCA) Screen lamination, light guide plate bonding Ultra-clear, uniform light transmission, no distortion Black Light-blocking Adhesive Backlight light shielding, stray light prevention Improve contrast, block side light leakage
III. Adhesive Solutions for PCB Circuit Boards (Main Boards, Control Boards, Industrial Boards, Consumer Electronics Boards)
1. PCB Conformal Coatings
Adhesive Type Applications Key Properties Acrylic Conformal Coating General consumer electronic PCBs Moisture proof, anti-oxidation, low cost, easy rework Silicone Conformal Coating Industrial control, automotive, outdoor electronics Extreme temperature resistance, high insulation, superior weatherability Polyurethane Conformal Coating Heavy industrial equipment PCBs High wear resistance, corrosion & salt spray resistance
2. PCB Component Fixing Adhesives
Adhesive Type Applications Key Properties SMT Red Adhesive SMD component fixation during reflow soldering Stable bonding, prevents component falling during high-temperature processing Black Bonding Adhesive COB bare chip packaging, gold wire protection Insulation, short-circuit prevention, chip protection UV Fixing Adhesive Capacitor, resistor, cable and connector reinforcement Fast curing, improve production yield
3. PCB Potting Protection Adhesives
Adhesive Type Applications Key Properties Flexible Silicone Potting Adhesive Precision control boards, miniature circuit boards Low stress, avoids solder joint damage Flame-retardant PU Potting Adhesive Driver boards, power board overall waterproof & flame-retardant protection Waterproof, flame retardant, cost-effective bulk application
IV. Full-range Sensor Adhesive Solutions (Temperature, Pressure, Photoelectric, Hall, Radar Sensors)
1. Sensor Chip Potting Adhesives
Adhesive Type Applications Key Properties Low-stress Epoxy Potting Adhesive Hall sensors, current & pressure sensor internal packaging Insulation, high voltage resistance, minimal deformation Transparent Silicone Potting Adhesive Optical sensors, infrared & light sensors Signal transparency, anti-yellowing, no optical interference
2. Sensor Probe Sealants
Adhesive Type Applications Key Properties Flexible Silicone Dotting Adhesive Temperature probe waterproof sealing Matches thermal deformation, preserves measurement accuracy Oil & Corrosion Resistant Epoxy Adhesive Hydraulic & pneumatic pressure sensors Resists chemical media, high-pressure tightness
3. Radar & Imaging Sensor Special Adhesives
Adhesive Type Applications Key Properties Low-dielectric Silicone Adhesive Millimeter-wave radar internal potting Minimal interference with radar wave transmission Low-fog Optical UV Adhesive Camera & lens module bonding Clear imaging, stable optical performance
4. Sensor Wire Harness Fixing Adhesives
Adhesive Type Applications Key Properties Flexible UV Curable Adhesive Cable strain relief, anti-breakage & pull resistance Flexible, protect cable roots from repeated bending fatigue
V. General Structural, Sealing & Fixing Adhesives for Consumer Electronic Devices
1. Structural Bonding Adhesives
Adhesive Type Applications Key Properties MS Modified Silane Structural Adhesive Bonding plastics, metals, glass; general assembly Low odor, non-corrosive, flexible, crack-resistant Epoxy Structural Adhesive High-load structural component fixation Ultra-high strength, rigid bonding Flexible PU Structural Adhesive Wearables, compact digital devices, shock-prone assemblies Shockproof, drop-resistant, flexible bonding
2. Enclosure Waterproof Sealants
Adhesive Type Applications Key Properties Silicone Sealant Full-device IP waterproof & dustproof sealing Long-term weather resistance, IP rating compliance Butyl Sealant Waterproof gaskets, interface lamination Permanent elasticity, no drying or cracking
3. Auxiliary Fixing Adhesives
Adhesive Type Applications Key Properties Foam Double-sided Tape Screens, lenses, speakers and auxiliary component lamination Cushioning, easy assembly, uniform bonding Water-based Eco Spray Adhesive Sound-absorbing cotton, non-woven fabric & internal material lamination Low VOC, environmentally friendly, soft bonding
