BYK-S 706 is an additive designed to enhance leveling and deaeration in unsaturated polyester, epoxy, and polyurethane (PUR) systems. It is a liquid additive compatible with epoxy, polyurethane, and unsaturated polyester resins. This additive functions primarily as a leveling agent, ensuring smooth surface finishes and aiding in the removal of air bubbles from the system. It is also listed in regulatory chemical inventories like DSL (Canada).

Functions: Leveling Agent

Chemical Family: Polyacrylates

End Uses: Gelcoat

Compatible Polymers & Resins: Epoxies (EP), Polyurethanes (PU), Unsaturated Polyester (UPE)

Features: Good Leveling

Enhanced TDS

Identification & Functionality

Chemical Family
Manufactured By
CASE Ingredients Functions
Technologies
Product Families

Features & Benefits

CASE Ingredients Features
Special Features and Benefits

BYK-S 706, considerably improves the leveling properties in gel coats based on unsaturated polyester resins and should preferably be used in combination with air release additives. is used as an air release additive in polyurethane resin systems. improves leveling in solvent free epoxy resin systems.

Applications & Uses

Compatible Polymers & Resins
Coating End Applications
Use Level
0.5 - 1.5% additive ( total formulation)
Product Applications

BYK-S 706 is used in unsaturated polyester resins, polyurethane resins and solvent free epoxy resin systems to improve flow and leveling, in some formulations it will help deaeration.

Incorporation and Processing Instructions : The product should preferably be added to the resin prior to the addition of other substances. It can also be post-ad-
ded to the finished compound without difficulties.

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Refractive Index (at 68°F)1.48--
Flash Point113°F-
Non Volatile Matter51%-
Density (at 68°F)7.9lb/gal-
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Upper Exposure Limit7.5%V-
Kinematic Viscosity (at 20°C)262 - 398mm²/s-
Ignition Temperature581°FCalculated
Density (at 20°C)0.948g/cc4 (Oscillating U-tube, at 20°C)
Lower Explosion Limit1%V-
Flash Point113°F48 (Abel-Pensky)
Vapor Pressure (at 20°C)4hPaCalculated
Initial Boiling Point320°F-
ColorColorless--
AppearanceLiquid--
Degree of Polymerization
ValueUnitsTest Method / Conditions
Immiscible inWater--

Regulatory & Compliance

Chemical Inventories

Packaging & Availability

Packaging Information

Drums and pails: Containers not completely emptied must be closed immediately after use.