Patent ID: 11960206
Assignee: ROHM AND HAAS ELECTRONIC MATERIALS LLC
Field: Optics (Instruments)
Classification: CPC G  C | IPC C  G

Claim 8:
9. The photoresist composition of claim 7, wherein M+ is an organic cation having Formula (V):, wherein,
each R2 is independently a C1-20 alkyl group, a C1-20 fluoroalkyl group, a C3-20 cycloalkyl group, a C3-20 fluorocycloalkyl group, a C2-20 alkenyl group, a C2-20 fluoroalkenyl group, a C6-20 aryl group, a C6-20 fluoroaryl group, a C1-20 heteroaryl group, a C7-20 aralkyl group, a C7-20 fluoroaralkyl group, a C2-20 heteroaralkyl group, or a C2-20 fluoroheteroaralkyl group, each of which is substituted or unsubstituted,
wherein each R2 is either separate or connected to the other group R2 via a single bond or a linking group, and
Ar is a substituted or unsubstituted C6-30 aromatic organic group.