Main > ELECTRONICS. > Chemical Vapor Deposition > Copper > Adhesion. Enhancement

Product Japan. USA. SS

PATENT ASSIGNEE'S COUNTRY Japan; USA
UPDATE 09.99
PATENT ASSIGNEE This data is not available for free
PATENT CLAIMS Method of enhancing Cu adhesion to substrate comprising: Prepg single-crystal Si substrate; Forming IC comp. on active areas of substrate; Introducing substrate into CVD process chamber; Metallizing the IC comp with CVD Cu including
- Depositing Cu in chamber by CVD using a liquid Cu pre
cursor having flow rate 0.01-0.1 cubic.cm/min to produce a
first Cu layer on IC comp., having 1-100 nm thickness
- Depositing Cu in chamber by CVD using above precursor
at flow rate 0.5-5 cubic.cm/min having 200-1,500 nm thick
ness
PATENT PHOTOCOPY Available on request

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