Invention Grant
- Patent Title: Chemistries for TSV/MEMS/power device etching
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Application No.: US16114371Application Date: 2018-08-28
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Publication No.: US10720335B2Publication Date: 2020-07-21
- Inventor: Peng Shen , Christian Dussarrat , Curtis Anderson , Rahul Gupta , Vincent M. Omarjee , Nathan Stafford
- Applicant: American Air Liquide, Inc. , L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude , Air Liquide Electronics U.S. LP
- Applicant Address: US CA Fremont FR Paris US TX Dallas
- Assignee: American Air Liquide, Inc.,L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude,Air Liquide Electronics U.S. LP
- Current Assignee: American Air Liquide, Inc.,L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude,Air Liquide Electronics U.S. LP
- Current Assignee Address: US CA Fremont FR Paris US TX Dallas
- Agent Yan Jiang
- Main IPC: H01L21/3065
- IPC: H01L21/3065 ; C09K13/00

Abstract:
Replacement chemistries for the cC4F8 passivation gas in the Bosch etch process and processes for using the same are disclosed. These chemistries have the formula CxHyFz, with 1≤x
Public/Granted literature
- US20180366336A1 CHEMISTRIES FOR TSV/MEMS/POWER DEVICE ETCHING Public/Granted day:2018-12-20
Information query
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