RayRez® 138

Styrene Acrylic Emulsion

RayRez 138 is a styrene acrylic emulsion polymer designed to provide low
temperature film formation with excellent block resistance. The unique
technology of RayRez 138 allows for ultra low VOC coatings and low energy cure
with outstanding adhesion characteristics and good water resistance. Coatings
made with RayRez 138 exhibit excellent flow and leveling properties.

Key Features
  • Excellent block resistance
  • Outstanding adhesion to various substrates
  • Good flow and leveling characteristics
RayRez® 138 Typical Physical Properties
Polymer Type Styrene Acrylic Polymer
Weight Solids 47%
Viscosity (Brookfield Model RVT) 760 cps, #3/100 rpm
pH 9.2
Tg (MDSC) 25°C
MFFT (ASTM D-2354) 18°C
Particle size (Mean) 0.07 micron
Surfactant charge Anionic
Weight per gallon 8.6 lbs/gal
Freeze thaw stability Do Not Freeze
Download Technical Data Sheet


If any product is defective in workmanship or materials, Specialty Polymers, Inc. will replace the product. The information contained in this Technical Bulletin is intended to be a guideline. It is offered in good faith, but without guarantee. We recommend users of the product perform their own testing to determine the suitability of the product in their application.