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US 5,332,599 AGranted
Aqueous correction fluid
AssigneeThe Gillette Company
InventorNorman G. Sanborn
Life of this patent
Estimating the term…
Abstract
An aqueous correction fluid is provided which includes a latex binder, an opacifying pigment, a protective colloid, a nonionic surfactant, an anionic dispersant, and water. Preferably, the polymer binder is provided in the form of an aqueous emulsion. The correction fluid has improved freeze-thaw stability.
Claims19
An aqueous correction fluid comprising a latex binder, an opacifying pigment, a protective colloid, a nonionic surfactant, an anionic dispersant, and water.
A method of covering a marking on a paper comprising the steps of
- contacting an applicator with a correction fluid comprising a latex binder, an opacifying pigment, a protective colloid, a nonionic surfactant, an anionic dispersant, and water,
- applying the fluid from the applicator to a marking on a paper surface, and
- allowing the correction fluid to dry.
Dependencies are inferred from the claim text.