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US 2009/0288581 A1Published application
Hardening accelerators
AssigneeMerck Patent GmbH
InventorsAdalbert Huber, Marc Entenmann, Alfred Hennemann, Matthias Koch
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Abstract
The present invention relates to nanoparticulate hardening accelerators, to preparations prepared therefrom, in particular masterbatches comprising nanoparticles, and to the use thereof in polymer matrices, in particular surface coatings and printing inks of all types, which make extremely high demands of colour neutrality and/or transparency.
Claims13
Nanoparticulate semiconductor materials prepared by grinding semiconductor materials in an aqueous medium at a pH of 6-11 and a particle size of from 0.1 to 50 μm.
Dependencies are inferred from the claim text.