- Patent Title: Method for producing powder leads and products produced therewith
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Application No.: US16970468Application Date: 2019-02-15
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Publication No.: US11648185B2Publication Date: 2023-05-16
- Inventor: Katrin Hollmann-Raabe , Tamara Segets , Markus Schmitt , Irina Künstler , Stefan Mozer , Reinhard Pinzer , Christian Sprogar , Thomas Stadter
- Applicant: SCHWAN-STABILO COSMETICS GMBH & CO. KG
- Applicant Address: DE Heroldsberg
- Assignee: SCHWAN-STABILO COSMETICS GMBH & CO. KG
- Current Assignee: SCHWAN-STABILO COSMETICS GMBH & CO. KG
- Current Assignee Address: DE Heroldsberg
- Agency: Bradley Arant Boult Cummings LLP
- Agent Timothy L. Capria; Alexandra C. Lynn
- Priority: DE 2018100825 2018.02.15
- International Application: PCT/EP2019/053858 2019.02.15
- International Announcement: WO2019/158711A 2019.08.22
- Date entered country: 2020-08-17
- Main IPC: A61K8/02
- IPC: A61K8/02 ; A61Q1/02 ; B43K19/18 ; B43K19/02
Abstract:
A method for producing a powder lead is disclosed, wherein at least one colourant, at least one filler and at least one binder are mixed with a carrier liquid, leads are shaped from the wet compound, the leads shaped in step b) are guided through a chamber in which they are exposed to a pulverulent covering agent, and the powdered leads are guided into a drying apparatus and dried therein.
Public/Granted literature
- US20210085572A1 METHOD FOR PRODUCING POWDER LEADS AND PRODUCTS PRODUCED THEREWITH Public/Granted day:2021-03-25
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