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US 5,516,223 AGranted
Correction fluid
AssigneeThe Gillette Company
InventorsGary F. Matz, Kimberly B. Sanborn
Life of this patent
Estimating the term…
Abstract
An aqueous, correction fluid that includes a suspending agent, a binding resin, water, and an opacifying pigment. The suspending agent is preferably a gum or hydrocolloid, e.g., xanthan gum, and the composition preferably has a shear-thinning index (n) of from about 0.08 to 0.50.
Claims7
A process for covering a marking on a paper comprising the steps of
- covering a marking on a paper surface with a gelled correction fluid comprising a binding resin, an opacifying pigment, a suspending agent and water, said correction fluid having a shear-thinning index of between 0.08 and 0.50, said correction fluid being capable of obscuring an underlying marking on a paper substrate and of providing a surface capable of receiving a corrective ink marking that can be easily read, and
- allowing said correction fluid covering said marking to dry.
Dependencies are inferred from the claim text.