Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Dow DOWSIL Q1-9226 Thermally Conductive Adhesive

Dow DOWSIL Q1-9226 is a thermally conductive adhesive from Dow’s DOWSIL silicone portfolio, engineered for high-reliability bonding and heat dissipation in electronics. It offers excellent thermal conductivity, low modulus, and outstanding adhesion to diverse substrates without requiring primers. Cures at room temperature or accelerated with heat.
  • dow dowsil q1 9226 thermally conductive adhesive_9111ceff
  • dow dowsil q1 9226 thermally conductive adhesive_9111ceff

Features Of Dow DOWSIL Q1-9226 Thermally Conductive Adhesive

  1. High thermal conductivity for efficient heat dissipation in compact electronic assemblies.

  2. Room-temperature curing silicone adhesive with excellent long-term stability under thermal cycling.

  3. Low modulus formulation minimizes stress on sensitive components during thermal expansion.

  4. Electrically insulating to prevent short circuits while maintaining robust thermal performance.

  5. Good adhesion to common substrates including aluminum, copper, ceramics, and FR-4 PCBs.

Typical Applications Of Dow DOWSIL Q1-9226 Thermally Conductive Adhesive

  1. Thermal interface bonding of power semiconductors (e.g., IGBTs, MOSFETs) to heat sinks.

  2. Attachment of LED modules and drivers in automotive lighting and industrial illumination systems.

  3. Die-attach and component mounting in high-reliability aerospace and defense electronics.

  4. Thermal management of battery modules and power control units in electric vehicles.

Specifications Of Dow DOWSIL Q1-9226 Thermally Conductive Adhesive

Chemical TypeRoom-temperature vulcanizing (RTV) silicone elastomer
Product FormPaste, two-component (Part A + Part B)
AppearanceOff-white to light gray viscous paste
Primary ApplicationsThermal interface material (TIM), structural thermal bonding
Key FeaturesThermally conductive, electrically insulating, low modulus, RTV cure
BenefitsReduces thermal resistance, accommodates CTE mismatch, enables simplified assembly
Cure MechanismCondensation cure (acetoxy-type)
Storage Stability12 months at 25°C in unopened containers


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