Teckros® NC79 is a modified rosin tackifier resin designed to resist crystallization and oxidation while maintaining the high acid functionality and monomeric structure of rosin. It is highly effective in adhesives and other applications, offering enhanced specific adhesion, excellent polymer compatibility, solubility, and relatively low viscosity.

Functions: Tackifier

Chemical Family: Rosins

Compatible Polymers & Resins: Acrylics, Alkyds, Butyl Rubber (IIR), Ethylene Ethyl Acrylate (EEA), Ethylene Vinyl Acetate (EVA), Hydrocarbon Resins, Natural Rubbers (NR), Polychloroprene, Styrenic Block Copolymer (SBC)

Features: Crystallization Resistant, Excellent Solubility, Good Compatibility, Low Viscosity, Oxidation Resistant

Enhanced TDS

Identification & Functionality

Chemical Family
Chemical Name
Manufactured By
CASE Ingredients Functions
Technologies
Product Families

Features & Benefits

Applications & Uses

Properties

Physical Form
Soluble In
Compatible with
Hydrocarbon Resins, Natural, Butyl, Polychloroprene Rubbers, SBC Copolymers, Ethylene-Vinyl Acetate, Ethylene-Ethyl Acrylate
Soluble in
Solvents and Alcohols.
Insoluble in
Water without amine neutralization.
Typical Properties
ValueUnitsTest Method / Conditions
Softening Point78 - 85°CRing and Ball
Molecular Weight400--
Hydroxyl Value0--
Polydispersity1.2
Glass Transition Temperature33°C-
Color (50T)max. 11-Gardner
Acid Valuemin. 150--
Color (Neat)max. 13-Gardner
Density (at 25°C)8.8lbs/gal-
Melt Viscosity (at 125°C)800cPs-
Melt Viscosity (at 177°C)40cPs-
Specific Gravity (re: water)1.05--
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Auto Ignition Tempertauremin. 260°C-
ColorYellow--
Decomposition TemperatureVery low hazard expected at normal operating conditions.--
Density1.05g/cc-
Flash Pointmin. 190°CClosed cup
FormSolid--
Insoluble inWater--
Melting Point76 - 85°C-
OdorBland, Slight rosin--
Physical StateSolid--
Soluble inAliphatic hydrocarbons--
Soluble inAromatic hydrocarbons--
Sparingly Soluble inAlcohols--
Viscosity800cPs-
Viscosity (at 125°C)800cPs-
Compatibility Information

Compatibility is excellent with EVA, EEA, SBC copolymers; natural, butyl, and polychloroprene rubbers; acrylics, alkyds, and hydrocarbon resins. Excellent solubility in virtually all commonly used solvents and alcohols. Insoluble in water without amine neutralization.

Regulatory & Compliance

Certifications & Compliance
Chemical Inventories

Packaging & Availability

Packaging Information

Flake form in 55 lb. bags