Inventors:
Yu Sui - Shizuoka, JP
Hengpeng Wu - Hillsborough NJ, US
Wenbing Kang - Shizuoka, JP
Mark O. Neisser - Whitehouse Station NJ, US
Tomohide Katayama - Shizuoka, JP
Shuji S. Ding-Lee - Branchburg NJ, US
Aritaka Hishida - Bedminster NJ, US
Joseph E. Oberlander - Phillipsburg NJ, US
Medhat E. Toukhy - Flemington NJ, US
Assignee:
AZ Electronic Materials USA Corp. - Somerville NJ
International Classification:
G03F 7/26
Abstract:
The present invention relates to a positive bottom photoimageable antireflective coating composition which is capable of being developed in an aqueous alkaline developer, wherein the antireflective coating composition comprises a polymer comprising at least one recurring unit with a chromophore group and one recurring unit with a hydroxyl and/or a carboxyl group, a vinyl ether terminated crosslinking agent, and optionally, a photoacid generator and/or an acid and/or a thermal acid generator. The invention further relates to a process for using such a composition.