摘要 |
Coatings of polyisocyanates, which contain a latent catalyst of the formula I [(R1) FeII(R2)]a+ [X]a-I in which a is 1, 2 or 3, R1 is an uncharged carbocyclic or heterocyclic, unsubstituted or substituted aromatic ring, R2 is an unsubstituted or substituted cyclopentadienyl or indenyl anion and [X]a- is an anion from the series comprising F-, Cl-, Br-, I-, CN-, NCO-, NCS-, CH3COO-, CF3COO-, SO42-, PO43-, NO3-, ClO4-, [(phenyl)4B]-, C6H5SO3-, CH3C6H4SO3-, CF3C6H4SO3-, CH3SO3-, CF3SO3-, C4F9SO3-, C6F13SO3-, C8F17SO3-, C6F5SO3-, BF4 -, AlF4-, AlCl4-, TiF62-, PF6-, SbF6-, SbCl6-, GeF6-, ZrF62-, AsF6-, FeCl4-, SnF6-, SnCl6- or BiCl6-, can be cured by irradiation with actinic light and subsequent heating.
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