C - Chemistry – Metallurgy – 09 – C
Patent
C - Chemistry, Metallurgy
09
C
C09C 1/62 (2006.01) C09C 1/00 (2006.01) C09C 3/06 (2006.01) C09D 5/29 (2006.01) C09D 5/36 (2006.01)
Patent
CA 2164782
The present invention is a composition comprising an optically variable pigment modified with metal salt selected from the group consisting of salts of transition metals having atomic numbers 21-28; 39-42; 57 and 72-74; and salts of the lanthanide series of rare earth metals having atomic numbers of from 58 to 71. The invention also includes a method for forming the surface treated pigments and coating compositions containing the pigments.
Carpenter Clint W.
Scott S. Kendall
Basf Corporation
Robic
LandOfFree
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