MODIFIERS FOR ADHESIVE FORMULATIONS

Nitrile rubber modified epoxy resin

• based on DGEBA
• Resin replacement: 10-35 %
• Epoxy equivalent weight: 330 g/Eq
• Viscosity at 25 °C: 190 Pa.s
• Appearance: yellowish, viscous resin

Nitrile rubber modified epoxy prepolymer based on DGEBA

• Resin replacement: 10-35 %
• Epoxy equivalent weight: 300 g/Eq
• Viscosity at 25 °C: 50 Pa.s
• Appearance: yellow, liquid resin
• A lower vicous version of Struktol Polydis 3604 designed for easier processing at room temperature

Nitrile rubber modified epoxy prepolymer based on DGEBF

• Resin replacement: 10-35 %
• Epoxy equivalent weight: 300 g/Eq
• Viscosity at 25 °C: 180 Pa.s
• Appearance: yellowish liquid resin

Nitrile rubber modified epoxy prepolymer based on DGEBA

• Resin replacement: 10-35 %
• Epoxy equivalent weight: 600 g/Eq
• Dyn. Viscosity at 80 °C: 100 Pa.s
• Appearance: amber, solid resin, exhibiting cold flow
• This product provides ultimate toughening and best adhesion especially on oily steel for 1-component-systems

CTBN modified Bisphenol-A Epoxy Resin (DGEBA)

• Improvement of lap shear strength, impact strength in adhesive systems
• Minimal influence on glass transition temperature and Young's modulus
• Dosage (replaces base resin): 10-40 %
• Epoxy equivalent weight: 330 g/Eq
• Elastomer content: 40 %
• Dyn. viscosity (25 °C): 470 Pa.s
• Appearance: yellowish, highly viscous liquid

CTBN modified Bisphenol-A Epoxy Resin (DGEBA) for electronic applications

• Improvement of lap shear strength, impact resistanceh in adhesive systems
• Minimal influence on glass transition temperature and Young's modulus
• Very low chlorine content
• Particularly suitable in the electronics sector
• Dosage (replaces base resin): 10-35 %
• Epoxy equivalent weight: 300 g/Eq
• Elastomer content: 40 %
• Dyn. viscosity (25 °C): 250 Pa.s
• Hydrolysable chlorine: 250 ppm
• Appearance: amber, viscous liquid

Bimodal, elastomer-modified polyalkylene epoxy resin

• Improvement of flexural strength, peel resistance and impact strength in adhesive systems
• bimodal modified epoxy resin
• low viscosity of the prepolymer
• Dosage (replaces base resin): 5-25 %
• Epoxy equivalent weight: 650 g/Eq
• Elastomer content: 40 %
• Dyn. viscosity (25 °C): 9 Pa.s
• Appearance: amber, viscous liquid

CTBN modified Epoxy Resin (aliphatic diglycidylether)

• Improvement of lap shear strength, impact resistance, T-peel strength
• Outstanding adhesion especially on oily steel
• Lower viscosity than Polydis® 3604, 3614, 3615
• Dosage (replaces base resin): 20-60%.
• Epoxy equivalent weight: 285 g/Eq
• Dyn. viscosity (25 °C): 10 Pa.s
• Appearance: yellowish, highly viscous liquid

Bimodal elastomer-modified epoxy resin (DGEBA/DGEBF)

• Improvement of T-peel strength, lap shear strength, impact resistance
• Can be used as a modified raw material component in epoxy resin formulations
• Minor influence on glass transition temperature and Young's modulus
• Dosage (replaces base resin): 40-100 %
• Epoxy equivalent weight: 220 g/Eq
• Elastomer content: 16 %
• Dyn. viscosity (25 °C): 25 Pa.s
• Appearance: amber liquid resin

CTBN-modified high molecular epoxy resin

• Improvement of T-peel strength, lap shear strength, impact resistance
• Can be used as a modified raw material component in epoxy resin formulations
• Dosage (replaces base resin): 40-100 %
• Epoxy equivalent weight: 300 g/Eq
• Dyn. viscosity (40 °C): 200 Pa.s
• Appearance: yellowish, highly viscous resin

CTBN-modified epoxy prepolymer based on solid resin

• Improvement of T-peel strength, lap shear strength, impact resistance
• Combines properties of Polydis® 3614 with the good properties of high molecular weight epoxy resins
• Well suited for the formulation of reactive hot-melt adhesives
• Dosage (replaces base resin): 50-100 %
• Epoxy equivalent weight: 360 g/Eq
• Dyn. viscosity (80 °C): 15 Pa.s
• Appearance: yellowish, paste-like resin

low viscous polyetheramin-modifizied epoxy resin

• Improvement of flexibility, impact strength at low viscosity
• well suited for the formulation of 1K and 2K adhesive systems
• Dosage (replaces base resin): 10-35 %
• EEW: 315 g/Eq
• Toughener content: 40 %.
• Dyn. viscosity(25 °C): 35 Pa.s
• Appearance: clear, slightly yellowish liquid

Polyurethane prepolymer blended with epoxy resin

• Improvement of peel strength, tensile shear strength, impact strength
• suitable in particular for the formulation of 1-component structural adhesives
• Synergistic effects with CTBN-Tougheners
• Application temperatures -40 to +150°C
• Dosage (replaces base resin): 8-30 %
• EEW: 460 g/Eq
• Toughener content: 60 %.
• Viscosity at 40 °C: 25 Pa.s
• Appearance: yellowish liquid

Epoxy functional polyester/polyether Copolymer

• Improvement of peel strength, impact strength, flexural strength
• improved adhesion on galvanized steel
• suitable for the formulation of adhesive systems and resin system for composites
• applicable up to 200°C without loss of properties
• Dosage (replaces base resin): 5-15 %
• EEW: 1,800 g/Eq
• Toughener content: 100 %.
• Dyn. viscosity (25 °C): 400 Pa.s
• Appearance: yellowish, viscous liquid

Polyetheramine-modified epoxy resin

• Improvement of peel strength, tensile shear strength,
• improved adhesion on galvanized steel
• suitable for the formulation of adhesive systems
• Dosage (replaces base resin): 10-25 %
• EEW: 325 g/Eq
• Toughener content: 40 %.
• Dyn. viscosity (25 °C):  95 Pa.s
• Appearance: yellowish, viscous liquid

Polyol modified epoxy prepolymer based on DGEBA

• Improvement of tensile and peel strength, flexibility, impact strength especially at low temperatures
• almost no inherent color
• low viscosity
• suitable for the formulation of casting compounds and coating systems
• Dosage (replaces base resin): 10-35 %
• EEW: 330 g/Eq
• Toughener content: 40 %.
• Dyn. viscosity (25 °C): 10 Pa.s
• Appearance: clear, slightly yellowish liquid

Polyurethane modified epoxy resin

• Improvement of lap shear strength, impact strength
• Properties comparable to CTBN prepolymers, but significantly lower viscosity and higher reactivity
• Dosage (replaces base resin): 50-100 %
• EEW: 205 g/Eq
• Toughener content: 40 %.
• Dyn. viscosity (25 °C): 10 Pa.s
• Appearance: Clear, slightly yellowish liquid

Dimer acid modified prepolymer (DGEBA)

• Improving peel strength, flexibility
• Epoxy-functional prepolymer of higher viscosity for the flexibilization of epoxy resin systems
• especially suitable for use in coatings and cable sealing compounds
• Dosage (replaces base resin): 10-40%
• EEW: 600 g/Eq
• Toughener content: 40 %.
• Dyn. viscosity (50 °C): 47 Pa.s
• Appearance: yellowish, highly viscous liquid

Dimer acid modified prepolymer (DGEBA)

• "Improving peel strength, flexibility
• low viscosity version of Polycavit® 3632
• especially suitable for use in coatings and cable sealing compounds"
• Dosage (replaces base resin): 10-40%
• EEW: 470 g/Eq
• Toughener content: 30 %.
• Dyn. viscosity (50 °C) : 8 Pa.s
• Appearance: yellowish-transparent, highly viscous liquid

Polyalkylenglykol modified epoxy prepolymer

• improvement of peel strength, flexibility, impact strength, bending and tensile shear strength
• produces high glass transition temperatures in the formulated product and good UV resistance
• Dosage (replaces base resin): 10-40%
• EEW: 260 g/Eq
• Toughener content: 40 %.
• Dyn. viscosity (25 °C) : 2 Pa.s
• Appearance: light yellow, viscous liquid

Hydroxy functional phosphoric co-monomers

• Dyn. viscosity at 25 °C: 125 Pa.s
• Phosphorous Content: 5 %
• Hydroxyl number: 185 mgKoH/g

Multi-functional, organophosphorous modified epoxy Novolak resin (based on Struktol® Polyphlox® 3710)

• Epoxy equivalent weight: 350 g/Eq
• Softening point: 80 °C
• Phosphorous Content: 3.8 %
• Appearance: transparent – yellowish solid resin

Multifunctional, organophosphorus modified epoxy novolak resin (based on Struktol® Polyphlox® 3710)
Solvent content 20 % (MEK/xylene

• Reactive, flame retardant epoxy resin (e.g. to meet UL-94 V0 requirements)
• For formulation of epoxy resin systems in applications like powder coatings, prepregs and composite materials
• DOPO (Polyphlox® 3710) modified epoxy novolak, higher functionality
• Epoxy equivalent weight: 425 g/Eq
• Softening point: 80 °C
• Phosphorus content: 3.8 % (solids content)
• MEK/xylene content: 20
• Appearance: transparent yellowish solid resin

Multifunctional, organophosphorus modified epoxy resin (based on Struktol® Polyphlox® 3710)

• Halogen-free flame retardant especially suitable for prepregs and composite materials, e.g. in aerospace and transportation
• DOPO (Polyphlox® 3710) modified epoxy resin
• Epoxy equivalent weight: 370 g/Eq
• Softening point: 57 °C
• phosphorus content: 4.0 %
• appearance: yellowish, semi-solid resin