D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 19/40 (2006.01) B05D 5/04 (2006.01) C09C 1/00 (2006.01) C09C 1/42 (2006.01) D21H 19/42 (2006.01) D21H 19/84 (2006.01)
Patent
CA 2097376
A coating pigment for coating printing media, especially paper and cardboard, is made with at least one swellable layer silicate which can be fixed on the printing medium essentially without binders, where the amount of swellable layer silicate is at least 30 weight percent and the swelling volume of the coating pigment is 5 to 30 ml, based on suspension of 2 g coating pigment in 100 ml water. A water-based coating which contains such a coating pigment and a printing medium that is coated on one or both sides with the coating pigment or coating are also described. The deinkability of printed printing media coated with the coating pigment is improved.
Coutelle Helmut
Hlavatsch Joachim
Ruf Friedrich
Schott Hartmann
Fetherstonhaugh & Co.
Sud-Chemie Aktiengesellschaft
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