发明授权
US07101654B2 Norbornene-type monomers and polymers containing pendent lactone or sultone groups 有权
含降冰片烯型单体和含有内酯或磺内酯的聚合物

Norbornene-type monomers and polymers containing pendent lactone or sultone groups
摘要:
The disclosed invention relates to novel norbornene-type monomers containing pendent lactone or sultone groups. The invention also relates to norbornene-type polymers and copolymers comprising one or more repeating units represented by the formula: and containing pendent lactone or sultone groups. These polymers and copolymers are useful in making photoimagable materials. The photoimagable materials are particularly suitable for use in photoresist compositions useful in 193 and 157 nm photolithography.
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