发明授权
- 专利标题: Lanthanum complex and process for the preparation of a BLT layer using same
- 专利标题(中): 镧络合物和使用其制备BLT层的方法
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申请号: US10143355申请日: 2002-05-09
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公开(公告)号: US06858251B2公开(公告)日: 2005-02-22
- 发明人: Shi-Woo Rhee , Sang-Woo Kang
- 申请人: Shi-Woo Rhee , Sang-Woo Kang
- 申请人地址: KR
- 专利权人: Postech Foundation
- 当前专利权人: Postech Foundation
- 当前专利权人地址: KR
- 代理机构: Anderson Kill & Olick, P.C.
- 优先权: KR2001-54054 20010904
- 主分类号: C01G29/00
- IPC分类号: C01G29/00 ; C07C49/92 ; C07C211/65 ; C07C217/08 ; C07F5/00 ; C23C16/40 ; H01B3/00 ; H01B3/12 ; H01L21/316 ; C23C16/06 ; C23C16/14 ; C23C16/22
摘要:
A lanthanum complex of formula (I) having a low evaporation temperature can be used as a useful precursor for MOCVD of a BLT thin layer on semiconductor devices. wherein A is pentamethyldiethylenetriamine(PMDT) or triethoxytriethyleneamine(TETEA).