Disperbyk® -2155

Technical Documents

Block-copolymer with pigment affinic groups. Acts as a wetting and dispersing agent for solvent-borne and solvent-free systems and pigment concentrates.

Details

Product Type

Additive > Wetting agents / Wet edge enhancers > Polymers
Additive > Dispersing agents > Hyperdispersants

Recommended for

Resin > Alkyd resins
Resin > Epoxies
Resin > Polyurethanes
Resin > Natural resins > Cellulosic resins
Resin > Chlorinated rubbers

Applications

Coatings > Solvent base coatings
Coatings > Industrial
Coatings > Inks

Industry

Automotive
Architectural

Producer

Byk

Supplier

Tavan

Chemical Composition

Block copolymer with basic, pigment-affinic groups

Advantages
  • Deflocculates pigments and stabilizes them through steric hindrance
  • Offers increased gloss, color strength, transparency and hiding power
  • Displays very good compatibility with all common paint binders
  • Leads to a very strong mill base viscosity reduction
  • Possesses a strong settling tendency
Other Applications

Coatings Markets > Pigment concentrates
Coatings Markets > Wood & Furniture Coatings
Coatings Markets > Architectural / Decorative
Coatings Markets > Automotive OEM
Coatings Markets > Automotive refinishing
Coatings Markets > General Industrial /Maintenance

Technical data

Quantity Value Unit Comment
Physical Properties
Density 1.06 g/ml
Thermal Properties
flash point >110 ºC
Chemical Properties
Non-volatile materials >99 % wt
Amin number 48 mg KOH/g