C - Chemistry – Metallurgy – 09 – C
Patent
C - Chemistry, Metallurgy
09
C
C09C 3/08 (2006.01) C04B 33/13 (2006.01) C04B 33/14 (2006.01) C08K 3/00 (2006.01) C08K 5/00 (2006.01) C08K 5/42 (2006.01) C08K 9/04 (2006.01) C09D 7/12 (2006.01) C09D 17/00 (2006.01) D21H 17/69 (2006.01) D21H 19/42 (2006.01) D21H 21/30 (2006.01)
Patent
CA 2105921
Process for enhancing the whiteness, brightness and chromaticity of fillers and pigments Abstract of the Disclosure The invention relates to the addition of photosensitising compounds to inorganic fillers and pigments for enhancing their whiteness, brightness and chromaticity, as well as to the fillers and pigments and mixtures thereof so obtained, and to the use thereof in e.g. paper manufacture.
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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