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

Kukdo Chemical SMB-405 Brominated Epoxy Resin

Kukdo SMB-405 is a premium high-bromine flame-retardant epoxy resin in SMB series, designed for high-end electronic packaging and flame-retardant composites. It features intrinsic flame retardancy, excellent thermal stability and adhesion, suitable for electronics and high-end manufacturing.

Features Of Kukdo Chemical SMB-405 Brominated Epoxy Resin

  • High-bromine intrinsic flame retardancy - Chemically grafted bromine, high and long-lasting flame retardant efficiency without additional agents

  • Excellent thermal & light stability - Strong thermal stability and light aging resistance, stable long-term service performance

  • Good mechanical adaptability - Balanced toughness and hardness after curing, endowing substrates with excellent mechanical properties

  • Wide system compatibility - Compatible with most amines and anhydrides, flexible formula adjustment

  • Low migration & anti-blooming - Stable performance without migration, no blooming on end-product surface

Typical Applications Of Kukdo Chemical SMB-405 Brominated Epoxy Resin

  • Electronic component packaging - Flame-retardant encapsulation and insulation protection for semiconductors and circuit boards

  • Flame-retardant composites - Matrix resin for glass fiber reinforced flame-retardant composites, suitable for rail transit and auto parts

  • High-end copper-clad boards - Flame-retardant modified component to improve flame-retardant grade and electrical performance

  • Flame-retardant adhesives - Structural bonding in electronics industry with both adhesion and flame-retardant functions

Specifications Of Kukdo Chemical SMB-405 Brominated Epoxy Resin

AppearanceLight Yellow to Yellow Powder or Granule
TypeBrominated Epoxy Resin (Brominated Bisphenol A Type)
Bromine Content (%)48-52
Epoxy Equivalent (g/eq)400-430
Softening Point (℃)105-115
Hydroxyl Value (mgKOH/g)≤50
Volatile Content (%)≤1.0
Color (Gardner)≤2
Density (20℃, g/cm³)1.40-1.45
Flame Retardant Rating (UL94)V-0


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