Composition
The product is solution of polyfunctional aliphatic isocyanurate based on Isophorone diisocyanate (IPDI) in organic solvents.
Characteristics and use
The product is determined only for hardening of polyurethane paints TELPUR. Compared to the standard hardener TELHARD PUR, it offers a faster onset of film hardness. In some cases, it also causes an increase in gloss, so its use must first be tested for application.
Addition of the hardener TELHARD PUR 4 is various for individual types of paints and it is stated in respective subject standards of the products, including time of the mixture workability. Only such amount of the hardened mixture is prepared, which can be treated during lifetime of the mixture.