C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
117/183, 400/400
C08L 71/02 (2006.01) C08K 3/36 (2006.01) C09D 133/06 (2006.01) C08L 61/20 (2006.01)
Patent
CA 1206670
TITLE A Rheology Control Additive for Coating Compositions of Silica and a Fluorinated Ethylene Oxide Polymer ABSTRACT OF THE DISCLOSURE A rheology control additive of (1) colloidal silica and (2) a nonionic fluorocarbon polymer having ethylene oxide linkages and a weight average molecular weight of about 5,000-50,000 and contains about 2-25% by weight of fluorine; high solids coating compositions containing the additive have excellent rheology control and can be used as extension finishes on automobiles and trucks.
433483
E. I. Du Pont de Nemours And Company
Mccallum Brooks & Co.
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