Patent · US Expired

Paste including a mixture of powders, connection plug, burying method, and semiconductor device manufacturing method

US7049223B2 · kind B2 · utility

1Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 25, 2003
Grant dateMay 23, 2006
Priority date
Expiry dateAug 25, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S438/977
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

Form a trench in a major surface of a semiconductor substrate, then bury a paste in the trench. The paste contains solids having a conductive substance and a resin, and solvent for dissolving the resin. The solids content of the paste is not less than 60 vol % and a viscosity ratio thereof is not more than 2.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.