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Coatings Ingredients
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Coatings Ingredients
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CYMEL® U-662 resin

Technical Datasheet | Supplied by allnex
CYMEL® U-662 resin by allnex is partially iso-butylated urea-formaldehyde cross-linking agent with a medium degree of alkylation. It possesses medium methylol content, a rather low imino functionality, a medium molecular weight and a medium high viscosity. It is very suitable for acid curing wood coating applications, where low formaldehyde emission is required. The shelf life of CYMEL® U-662 resin is 720 days.
Product Type
Crosslinking / Coupling / Curing Agents > Amines
Chemical Composition
Iso-butylated urea
Physical Form
Liquid
Appearance
Clear
Product Status
COMMERCIAL
Geographical Availability
Africa, Asia / Pacific, Central and Eastern Europe, Middle East and Central Asia, North America, South and Central America, Western Europe
Applications/ Recommended for
  • Coatings > Solventborne
  • Coatings Markets > Wood & Furniture Coatings
  • Coatings Markets > General Industrial /Maintenance

CYMEL® U-662 resin Properties

Property

Value & Unit
Test Condition
Test Method
Non-volatile Content
58 - 62 %
(By Weight. Pan. 2 hr/120°C)
DIN EN ISO 3251
Viscosity
1000 - 2000 mPa-s
(At 25°C)
DIN EN ISO 3219
Free Formaldehyde Content
< 0.3 %
(Sulfite Titration)
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