E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
117/45, 134/55,
E21B 43/22 (2006.01) B01D 17/02 (2006.01) B01D 17/04 (2006.01) B01D 19/04 (2006.01) B01F 17/00 (2006.01) C09K 3/32 (2006.01) C09K 8/584 (2006.01)
Patent
CA 1252344
ABSTRACT OF THE DISCLOSURE The invention relates to particles having a size of less than 100µm, the particles being insoluble in organic solvents and water and having hydrophilic and hydrophobic groups at their surface, said hydrophilic and hydrophobic groups being distributed anisotropically on the surface of the particles.
477743
Gruning Burghard
Holtschmidt Ulrich
Koerner Gotz
Rossmy Gerd
Goldschmidt Gmbh
Marks & Clerk
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