三甲基硅烷Trimethylsilane主要用于制造半导体器件的薄膜电介质时化学气相淀积的硅源气体, 可在薄膜电介质上淀积碳化硅、 氧化硅或氮化硅, 是等离子体增强化学气相沉积( PECVD) 工业的重要原料, 常用PECVD的保护涂层以及镶嵌金属化应用中的低k介电层和阻挡层的PECVD工艺。
Substance name
|
Content
|
|
Trimethylsilane
|
99,999
|
%
|
Hydrocarbons total, not more
|
1
|
ppm
|
Nitrogen, not more
|
1
|
ppm
|
Chlorides total, not more
|
1
|
ppm
|
Carbon dioxide, not more
|
1
|
ppm
|
Oxygen Argon, not more
|
2
|
ppm
|
Carbon monoxide, not more
|
2
|
ppm
|
Water, not more
|
1
|
ppm
|
Physical properties (reference data):
Molecular weight
|
74,20
|
g/mole
|
Density at 20
|
0,638
|
kg/m3
|
Melting point
|
-135,9
|
|
Boiling point
|
6,7
|
|
Freezing point
|
- 135,9
|
|
Major Hazards
|
Flammable
|
|