C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 10/00 (2006.01)
Patent
CA 2277174
An aqueous correction fluid is provided including an opacifying agent, including a first opacifying pigment selected to provide hiding power and a second opacifying pigment selected to provide suspension redispersability, a cationic film-forming polymer, a nonionic film-forming polymer, and a dispersing agent.
Cette invention concerne un liquide correcteur aqueux contenant un agent opacifiant composé d'un premier pigment opacifiant sélectionné de manière à conférer au produit son pouvoir couvrant et d'un second pigment opacifiant sélectionné de manière à conférer au produit sa capacité de redispersibilité en suspension, un polymère cationique filmogène, un polymère non ionique et filmogène et un agent de dispersion.
Ng Kim H.
Sanborn Norman G.
Yau Chiou C.
Berol Corporation
Macrae & Co.
The Gillette Company
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