FIELD: production of a solid marking composition for writing.
SUBSTANCE: the invention is pertaining to a solid marking composition used as a means for writing in a tool for writing. The solid marking composition contains a solid binding material containing at least one type of interference pigment flakes with varying optical characteristics. The solid marking composition allows to add a document or a product the properties of protection against copying and counterfeiting and preferentially may be used in the tools for writing for application of the marks by hand and signatures intended for protection against counterfeiting.
EFFECT: the invention gives a document or a product the properties of protection against copying and counterfeiting.
17 cl, 3 dwg, 7 ex
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|---|---|---|---|
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| CHARACTER-CARRYING INORGANIC SHEET DESIGNED FOR PRODUCING PIGMENT COMPONENT | 1999 |
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