NACURE 155

NACURE 155 is a hydrophobic sulfonic acid catalyst based on dinonylnaphthalene disulfonic acid supplied as a 55% concentrate in isobutanol. Its primary use is as a catalyst for promoting the cure of hydroxy, carboxy and amide functional polymers with melamine and urea-formaldehyde crosslinking agents.

ADVANTAGES:
Excellent water, salt spray, detergent resistance
Superior adhesion to a variety of substrates
Low conductivity for electrostatic spray
Soluble in aromatic hydrocarbons
 

TYPICAL PROPERTIES:
Appearance:                            Clear, amber liquid
Gardner Color                          10     
% Active:                                  55
Acid value:                               115
Weight per gallon, 25°C:          8.3 lbs.
Volatile:                                    Isobutanol
 

SOLUBILITY:
Soluble in alcohols, glycol ethers, glycols, esters, ketones and aromatic hydrocarbons. Insoluble in water and aliphatic hydrocarbons.
 

APPLICATIONS:
Waterborne can coatings
Coil coatings
Automotive primers
Appliance finishes
Printing inks
Electrostatic spray applications
Electrocoatings
General industrial
 

TYPICAL USAGE LEVELS:
0.5 to 2.0% as supplied on total resin solids.