08.10.07
Patent No. U.S. 7,166,330 B2
Nippon Paint Co. has obtained a patent for a method for forming a glittering coating film comprised of forming a glittering base coating film on a substrate to be coated by applying thereto a glittering base coating material; heating or setting the glittering base coating film; and forming a clear coating film on the glittering base coating film; wherein the glittering base coating material comprised of a noble metal or copper particle colloid liquid comprised of colloid particle of noble metal or copper, and a vehicle, wherein a concentration of the noble metal or copper to a solid content in the noble metal or copper particle colloid liquid is not less than 83% mass but less than 99% mass, and a ratio of solid content of the vehicle to a solid content in the colloid particle liquid is not less than 1/100 but not exceeding 30/100.
Nippon Paint Co. has obtained a patent for a method for forming a glittering coating film comprised of forming a glittering base coating film on a substrate to be coated by applying thereto a glittering base coating material; heating or setting the glittering base coating film; and forming a clear coating film on the glittering base coating film; wherein the glittering base coating material comprised of a noble metal or copper particle colloid liquid comprised of colloid particle of noble metal or copper, and a vehicle, wherein a concentration of the noble metal or copper to a solid content in the noble metal or copper particle colloid liquid is not less than 83% mass but less than 99% mass, and a ratio of solid content of the vehicle to a solid content in the colloid particle liquid is not less than 1/100 but not exceeding 30/100.