C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
400/9299
C09D 10/00 (2006.01)
Patent
CA 2194449
Correction fluids are provided which include a cationic stain blocking agent, an opacifying pigment and water. Preferred opacifying pigments include an alumina treated titanium dioxide and a clay (Fig. 1). The new correction fluids have improved bleed resistance and hiding power.
Liquides correcteurs comprenant un agent cationique d'inhibition des matières colorantes, un pigment opacifiant et de l'eau. Les pigments opacifiants préférés comprennent du dioxyde de titane traité par alumine et une argile (Fig. 1). Ces nouveaux liquides correcteurs présentent un résistance accrue au dégorgement et une meilleur aptitude de masquage.
Berol Corporation
Macrae & Co.
The Gillette Company
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