RayCryl® 30S

Acrylic Blocking Additive

RayCryl 30S is an acrylic blocking additive emulsion designed for improving block resistance of
architectural trim enamels and industrial primers and topcoats. It has good
compatibility with a wide range of acrylics. RayCryl 30S can be blended at levels
of 5 – 15% for improved hardness and blocking abilities.

Key Features
  • Compatible with a wide range of acrylics
  • Improve block and print resistance
  • Enhance mar resistance and hardness
RayCryl® 30S Typical Physical Properties
Polymer Type 100 % acrylic emulsion polymer
Weight Solids 40%
Viscosity (Brookfield Model RVT) 50 cps, #2/100 rpm
pH 9.0
Tg (MDSC) 130°C
MFFT (ASTM D-2354) 90°C
Particle size (Mean) 0.09 microns
Surfactant charge Anionic
Weight per gallon 8.8 lbs/gal
Freeze thaw stability Passes 5 cycles
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.