Patent ID: 6617264
Filing Date: 2003-09-09
Classification: H01L,Y10T

Abstract:
An SOG material for spacer anodic bonding, comprising:0.1Ëœ3 wt % of tetraethyl orthosilicate (TEOS); 0.1Ëœ5 wt % of methyl triethyl orthosilicate (MTEOS); 20Ëœ30 wt % of ethanol; 0.1Ëœ2 wt % of acetic acid solution containing alkali metal ions; and 0.1Ëœ10 wt % of water; wherein the solid content of alkali metal elements in the acetic acid solution containing alkali metal ions is 5%Ëœ60% based on the weight of the acetic acid solution containing alkali metal ions, and the pH value of the SOG material is 4Ëœ6.