Invention Grant
- Patent Title: Method of removing a coating of organic material adhering to the surface of tin-plated sheet steel
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Application No.: US15398201Application Date: 2017-01-04
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Publication No.: US10894301B2Publication Date: 2021-01-19
- Inventor: Benjamin Liebscher , Andreas Tschage
- Applicant: THYSSENKRUPP RASSELSTEIN GMBH
- Applicant Address: DE Andernach
- Assignee: THYSSENKRUPP RASSELSTEIN GMBH
- Current Assignee: THYSSENKRUPP RASSELSTEIN GMBH
- Current Assignee Address: DE Andernach
- Agency: Fleit Intellectual Property Law
- Agent Paul D. Bianco; Katharine Davis
- Priority: DE102016100157 20160105
- Main IPC: B23K26/354
- IPC: B23K26/354 ; B23K26/402 ; B08B7/00 ; B23K101/12 ; B23K103/08 ; B44D3/16 ; B23K11/34 ; B23K101/34 ; C23G5/00

Abstract:
A method of removing a coating made of an organic material, in particular an organic lacquer or a polymer coating, which adheres to the surface of tin-plated sheet steel. In a first step, the tin layer of the tin-plated sheet steel is completely or incipiently melted by exposure to electromagnetic radiation with a predefined wavelength, to which the organic coating is at least primarily transparent, with the organic coating becoming detached from tin layer, and in a second step, the organic material of the coating which detached from the tin layer is removed.
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