Filler and pigment

Petri Silenius (Inventor)

Research output: Patent

Abstract

The present invention relates to the use of calcium oxalate as a filler or pigment. In particular described herein is a method of reducing the combustion residue of coated paper or cardboard products by replacing at least a part of the conventional pigments and filler needed for achieving predetermined optical properties with calcium oxalate.
Original languageEnglish
Patent numberEP0942099
IPCD21H 27/ 20 A I
Priority date13/03/1998
Publication statusPublished - 15 Sep 1999
MoE publication typeH1 Granted patent

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