CORRECTION AND MARKING MATERIALS Russian patent published in 2000 - IPC

Abstract RU 2150480 C1

FIELD: office materials. SUBSTANCE: invention provides correction and marking materials in the form of solids liquified when applied onto substrate. Materials contain dye, pigment or turbidity-conferring substance in solid matrix carrier representing mixture of high-crystallinity aromatic compound with condensed rings and long- chain aliphatic alcohol. When in contact with substrate, material liquefies at least partly and, after precipitation, immediately hardens to form dry layer. EFFECT: facilitated use due to intermediate liquefaction of material. 9 cl, 14 dwg, 25 ex

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RU 2 150 480 C1

Authors

Brajan Ehdvard Koston

Majkl Aleksiou

Dates

2000-06-10Published

1994-09-28Filed