Patent ID: 8034532

Claim:
An acid-inert compound comprising a compound selected from the group consisting of: polymer and oligomers comprising the structure A1: wherein R 3 and R 4 independently represent a member selected from the group consisting of hydrogen, alkyl and fluoroalkyl; R 5 represents an aqueous base soluble group comprising a functionality selected from the group consisting of sulfonamidyl and fluoroalcohol; R 6 represents a fluorocarbyl moiety other than a fluorinated ether; and n 2 and n 3 are integers that represent the number of repeat units, wherein n 2 +n 3 =1; polymers and oligomers comprising the structure A2: wherein R 7 and R 8 independently represent a member selected from the group consisting of hydrogen and a fluorocarbyl moiety other than a fluorinated ether, provided that one of R 7 and R 8 is a fluorocarbyl moiety other than a fluorinated ether; and n 4 is an integer that represents the number of repeat units; polymers and oligomers comprising the structure A4: wherein X 3 and X 4 independently represent a member selected from the group consisting of alkylene, cycloalkylene, heteroalkylene and heterocycloalkylene; R 12 represents an aqueous base soluble group comprising a functionality selected from the group consisting of hydrogen, sulfonamidyl and fluoroalcohol; R 13 represents a fluorocarbyl moiety other than a fluorinated ether; and n 8 and n 9 are integers that represent the number of repeat units; and polymers and oligomers and a cage structure comprising the structure A5: wherein X 5 represents an alicyclic group; R 14 represents an aqueous base soluble group comprising a functionality of sulfonamidyl; R 15 represents a fluorocarbyl moiety other than a fluorinated ether; and n 10 is an integer that represents the number of repeat units; provided the compound does not comprise the structure: