Pencil comprising an integrally injection-moulded layered casing
AssigneeA.W. Faber-Castell Cosmetics GmbH
InventorsWolfgang Kaul, Christina Zech
Life of this patent
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Abstract
A pencil for applying a coloring and/or cosmetic substance, having a pigment core composed of the substance that is to be applied and a one-piece injection-molded casing encompassing the pigment core that is composed of a thermoplastic material that consists of a mix of a first plastic phase and a second plastic phase, wherein the casing, respectively viewed in the radial direction, has an outer enrichment zone with a higher concentration of the first plastic phase than in the middle region and the casing, respectively viewed in the radial direction, has an inner enrichment zone with a higher concentration of the first plastic phase than in the middle region.
Claims29
A pencil for applying a coloring and/or cosmetic substance, comprising:
- a pigment core composed of the substance that is to be applied and a one-piece injection-molded casing encompassing the pigment core that is composed of a thermoplastic material that consists of a mix of a first plastic phase and a second plastic phase;
- wherein the casing, respectively viewed in the radial direction, has an outer enrichment zone with a higher concentration of the first plastic phase than in a middle region of the casing;
- and the casing, respectively viewed in the radial direction, has an inner enrichment zone with a higher concentration of the first plastic phase than in the middle region.
Dependencies are inferred from the claim text.