D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 21/10 (2006.01) D21H 17/68 (2006.01)
Patent
CA 2522247
Use of sheet silicates containing amino groups, sulphonic acid groups and/or mercapto groups as microparticles in papermaking, in particular for paper retention and/or drainage.
Hauschel Bernd
Meisel Karlheinrich
Moreno Montoya Carlos Mario
Nennemann Arno
Fetherstonhaugh & Co.
Kemira Oyj
Lanxess Deutschland Gmbh
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