Invention Application
- Patent Title: WRITING, DRAWING, DECORATING OR COSMETIC PENCIL
- Patent Title (中): 书写,绘图,装饰或化妆笔
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Application No.: US13054046Application Date: 2009-07-11
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Publication No.: US20110129284A1Publication Date: 2011-06-02
- Inventor: Andreas Thies , Nikolas Lins , Christine Delapierre-Kohl , Johannes Herbolsheimer , Martin Jakob , Harald Lang , Simone Arthen
- Applicant: Andreas Thies , Nikolas Lins , Christine Delapierre-Kohl , Johannes Herbolsheimer , Martin Jakob , Harald Lang , Simone Arthen
- Applicant Address: DE Nürnberg
- Assignee: J.S. STAEDTLER GMBH & CO. KG
- Current Assignee: J.S. STAEDTLER GMBH & CO. KG
- Current Assignee Address: DE Nürnberg
- Priority: DE102008034015.4 20080715
- International Application: PCT/EP2009/005052 WO 20090711
- Main IPC: B43K19/02
- IPC: B43K19/02 ; B43K19/16 ; B29C47/06

Abstract:
The invention relates to a writing, drawing, decorating or cosmetic pencil comprising a colour-delivering, polymer-bonded lead and a polymer-bonded wood substitute material, the wood substitute material at least partly covering or surrounding the lead along its length, there being disposed, between the lead and the wood substitute material, at least one adhesion promoter layer, the lead and the wood substitute material each comprising at least one polymer, the at least one polymer in the lead being incompatible with the at least one further polymer in the wood substitute material, and the at least one adhesion promoter layer coupling on the one hand to the at least one polymer in the lead and on the other hand to the at least one further polymer in the wood substitute material.
Public/Granted literature
- US08747003B2 Writing, drawing, decorating or cosmetic pencil Public/Granted day:2014-06-10
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