Teckros® RP103 is a rosin phenolic tackifier characterized by high polarity and narrow molecular weight distribution, enabling excellent adhesive performance with various polymers. It enhances tack and adhesion in solvent acrylic PSAs, improves low-temperature performance in EVA hot melts, and serves as a co-tackifier and reinforcing resin with SBR, polychloroprene, and other polymers for applications like construction, contact, and laminating adhesives.

Chemical Family: Modified Rosins

Compatible Polymers & Resins: Ethylene Vinyl Acetate (EVA), Polychloroprene, Styrene Butadiene Rubber (SBR), Styrene Butadiene Styrene (SBS)

Glass Transition Temperature (Tg):: 48.0 °C

Molecular Weight:: 1,200.0 g/mol

Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Properties

Physical Form
Soluble in
Adhesive Solvents
Compatible with
Polychloroprene, SBR, Acrylic, SBS, EVA, Adhesive Polymers
Insoluble in
Water, Glycols
Typical Properties
ValueUnitsTest Method / Conditions
Density (at 25°C)9Ib/gal-
Specific Gravity (water)1.08--
Hydroxyl Value60--
Melt Viscosity (at 177°C)300cPs-
Melt Viscosity (at 125°C)30000cPs-
Poly Dispersity1.3--
Molecular Weight1200--
Glass Transition Temperature48°C-
Softening Point96 - 104°C-
Acid Valuemax. 20--
Color (neat)max. 7-Gardner
Color (50T)max. 5-Gardner
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
ColorPale yellow-Gardner
Decomposition TemperatureVery low hazard expected at normal operating conditions.--
Density1.08g/cc-
Flash Point210°CClosed cup
FormSolid--
Initial Boiling Pointmin. 260°C-
Insoluble inWater--
Insoluble inAlcohols--
Melting Point98 - 105°C-
OdorBland, Mild rosin--
Physical StateSolid--
Soluble inAliphatic hydrocarbons--
Soluble inAromatic hydrocarbons--
Viscosity30000cPs-

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

Country Availability
Packaging Information

Flake form in 55 lb. bags