Invention Grant
- Patent Title: Spin-printing of etchants and modifiers
- Patent Title (中): 蚀刻剂和改性剂的旋转印刷
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Application No.: US11388670Application Date: 2006-03-23
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Publication No.: US08367551B2Publication Date: 2013-02-05
- Inventor: Steven Dale Ittel
- Applicant: Steven Dale Ittel
- Applicant Address: US DE Wilmington
- Assignee: E I du Pont de Nemours and Company
- Current Assignee: E I du Pont de Nemours and Company
- Current Assignee Address: US DE Wilmington
- Main IPC: H01L21/302
- IPC: H01L21/302 ; H01L21/461
Abstract:
The present invention is directed to processes for printing compositions containing etchants or modifiers onto surfaces by spinning a filament from a viscoelastic polymer solution containing an etchant or modifier. The present invention also relates to viscoelastic compositions used in the printing processes, and devices made therefrom.
Public/Granted literature
- US20060264049A1 Spin-printing of etchants and modifiers Public/Granted day:2006-11-23
Information query
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