Process for the production of a multicoat finish, and an aqueous paint

摘要

PCT No. PCT/EP91/00464 Sec. 371 Date Sep. 16, 1992 Sec. 102(e) Date Sep. 16, 1992 PCT Filed Mar. 13, 1991 PCT Pub. No. WO91/15528 PCT Pub. Date Oct. 17, 1991.The invention relates to a process for the production of a multicoat finish, in which an aqueous basecoat is used which contains as binder a polymer which can be obtained by polymerizing in an organic solvent (A) ethylenically unsaturated monomers in the presence of (B) a polyurethane resin containing polymerizable double bonds and converting the resultant reaction product to an aqueous dispersion.