NeoCryl® XK-350

NeoCryl® XK-350 is an acrylic copolymer emulsion designed for primers against knot bleeding.

from https://technicaldocuments.dsm.com/sendfile/download.do/PDS_000000000030307_en.pdf?fileid=%2fYrrDU%2bGifv7MQLr09%2fUxJT6wSjK71pPDSCUkd7AdBNrYYXJ3WEU7zHqhNY8sUynx7otInVelfuC%0aA28AsaUrpVbqrxLNL74xvUCIx4mDcGAGzrARI86mTg%3d%3d&doctype=PDS 

Product characteristics

  • Type – Acrylic copolymer
  • Freeze/thaw stability – Not stable
  • Appearance: Milky white liquid
  • Total solids w/w : 41.5 – 43.5 %
  • pH : 4.2 – 5.2
  • Visc. Brookfield 25ºC : 20 – 200 mPa.s
  • MFFT : 36 ºC
  • Density 20 ºC : 1.03 Kg/L
  • Free monomer ; Max. 500 ppm
  • VOC (theoretical) : ± 8.283 %

Film properties

  • Good knots bleeding resistance
  • Good stain locking on tropical wood
  • Suitable for indoor and outdoor

Recommendations on formulation and use:

  • Pigmented primers

Formulating guidelines

  • NeoCryl® XK-350 needs coalescent for proper film formation, e.g. 8% Dowanol DPnB (p.b.w. on emulsion on delivery form)
  • Use nonionic wetting agents
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