| CYMEL® U-663 | Allnex | CYMEL® U-663 is a partially isobutylated urea formaldehyde cross-linking agent with a medium degree of alkylation, a medium methylol content, a rather low imino functionality, a medium molecular weight, a medium high reactivity and a medium high viscosity...view more CYMEL® U-663 is a partially isobutylated urea formaldehyde cross-linking agent with a medium degree of alkylation, a medium methylol content, a rather low imino functionality, a medium molecular weight, a medium high reactivity and a medium high viscosity. It is very suitable for acid curing wood coating applications, where low formaldehyde emission and high film gloss is required. view less | Request Sample |
