Lead for writing, drawing or painting instruments

Lead for writing, indication and mark devices, whereby the Lead is treated with an impregnant, by it characterized, that the impregnant is an organically modified Siloxan or a mixture of oils, waxes and/or solvents with the Siloxan.

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Bibliographische Detailangaben
Hauptverfasser: VALIDZIC ZIVKO, LEHRER CHRISTA
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:Lead for writing, indication and mark devices, whereby the Lead is treated with an impregnant, by it characterized, that the impregnant is an organically modified Siloxan or a mixture of oils, waxes and/or solvents with the Siloxan.