Color-change and erasable writing compositions, writing instruments, and systems

The present invention provides writing compositions that are capable of being erased or changed in color chemically. The present invention also provides erasing media for erasing or changing the color of marks produced with the writing compositions, as well as writing systems and incorporating the e...

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Hauptverfasser: Brogan, Margaret Katherine, Moskal, Michael, Meyer, Abigail E
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creator Brogan, Margaret Katherine
Moskal, Michael
Meyer, Abigail E
description The present invention provides writing compositions that are capable of being erased or changed in color chemically. The present invention also provides erasing media for erasing or changing the color of marks produced with the writing compositions, as well as writing systems and incorporating the erasing media and the writing compositions. The present invention further provides writing instruments produced using the writing compositions.
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subjects ADHESIVES
BUREAU ACCESSORIES
CHEMICAL PAINT OR INK REMOVERS
CHEMISTRY
COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS
CORRECTING FLUIDS
DYES
FILLING PASTES
IMPLEMENTS FOR WRITING OR DRAWING
INKS
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
PASTES OR SOLIDS FOR COLOURING OR PRINTING
PERFORMING OPERATIONS
POLISHES
TRANSPORTING
USE OF MATERIALS THEREFOR
WOODSTAINS
WRITING OR DRAWING IMPLEMENTS
title Color-change and erasable writing compositions, writing instruments, and systems
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