C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 14/22 (2006.01) C04B 20/10 (2006.01)
Patent
CA 2683540
A coated particle having a shimmering appearance to an observer contains a refractive particle, a transparent coating on the refractive particle, reflective particles and refractive particles embedded in the coating, with one of the reflective particles or the reflective particles primarily at a surface of the coating. Also an engineered stone has a shimmering appearance due to incorporation of coated particles.
L'invention concerne une particule enduite d'apparence chatoyante pour un observateur. La particule selon l'invention contient une particule réfractive, un revêtement transparent sur la particule réfractive, des particules réflectives et des particules réfractives incorporées dans le revêtement, une des particules réflectives ou les particules réflectives étant principalement au niveau d'une surface du revêtement. L'invention concerne également une pierre manufacturée qui présente une apparence chatoyante grâce à l'incorporation des particules enduites.
Bergevin Kevin
Irish Kimberley L.
Willis-Papi Jocelyn M.
E. I. Du Pont de Nemours And Company
Torys Llp
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