RayRez 145

Styrene Acrylic Emulsion

RayRez 145 is a styrene acrylic emulsion polymer that is ideal for flexographic and rotogravure printing inks. Products formulated from RayRez 145 have excellent rub resistance, good gloss, resolubility, and excellent transfer for paper and corrugated applications. RayRez 145 can be used for high end ink applications such as water based inks for tags, labels, and process inks. It can also be used for overprinting varnish.

Key Features
  • High gloss and transparence
  • Excellent rub resistance
RayRez 145 Typical Physical Properties
Polymer Type Styrene Acrylic Emulsion Polymer
Weight Solids 47 – 49%
Viscosity (Brookfield Model RVT) 1000 – 2500 cps, #3/100 rpm
pH 8.5 – 9.5
Tg (MDSC) 45°C
MFFT (ASTM D-2354) <0°C
Particle size (Mean) 0.06 – 0.13 microns
Weight per gallon 8.71 lbs/gal
Freeze thaw stability Do Not Freeze
RayRez 145 Typical Performance Properties

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.