• Coatings

Bayhydrol® A 242

OH-functional PAC combinable with Bayhydur® and Desmodur® N for 2K PU system for various applications by brush, roller or spray.

Contact an Expert
Market Switch
Selection will influence the results you get.
Copied to clipboard


Product Types

  • Dispersion
  • Acrylate dispersion


Elastic, Hard, Solvent-free, Waterborne, Flexible

General Characterization

Bayhydrol A 242 is a water-thinnable polyacrylic resin containing hydroxyl groups.
It is suitable as a co-reactant for Bayhydur® and Desmodur® N polyisocyanates in the formulation of aqueous two-component polyurethane systems for various applications by brush, roller or spray.

Storage Conditions

Bayhydrol A 242 should be stored in tightly sealed original containers and protected from freezing, heat, and foreign materials. The product is sensitive to freezing. Freezing will damage the product irreversibly. Prolonged storage at higher temperatures may result in a decrease of viscosity and/or an increase of average particle size, possibly resulting in sedimentation or coagulation. Recommended storage temperature is greater than 0º-30ºC.


No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
Non-volatile content (1g/1h/125^oC) % 40 - 44
pH (10% in demineralized water) 6.4 - 7.8
Viscosity at 23°C, (D=approx. 165s^-1) mPa∙s 100 - 300

Property Name Test Method Unit Value
Density g/ml approx. 1.06
OH content , solid resin % approx. 4


Technical Data Sheet
Safety Data Sheet
No direct download available, please visit

Do you want to know more about Bayhydrol® A 242?
Get in touch with our experts!

Contact form image Zoe

How can we contact you?

* Mandatory Fields