Patents

Ciba patents strongly adherent coating

April 5, 2011

Patent No. U.S. 7,790,244 B2

Ciba Specialty Chemicals Corp. has obtained a patent for a method for improving the adhesion of coatings to an inorganic or organic substrate wherein at least one copolymer or cooligomer comprised of monomer units derived from at least one monomer selected from the group consisting of acrylate and acrylamide monomers, at least one monomer selected from the group consisting of amine containing ethylenically unsaturated monomers, at least one monomer selected from the group consisting of ethylenically unsaturated associative monomers and at least one monomer selected from the group consisting of polyacrylates of polyols, is added to the coating and the copolymer or cooligomer is at least partially neutralized with acid prior to application to the inorganic or organic substrate.