摘要:
There is provided a positive resist composition including a resin component (A) which displays increased solubility in an alkali developing solution under action of acid, and an acid generator component (B) which generates an acid upon exposure, wherein the resin component (A) includes a polymer compound (A1) containing a structural unit (a0) represented by a general formula (a0-1) shown below, and a structural unit (a1) derived from an acrylate ester which has an acid dissociable, dissolution inhibiting group: (in the formula (a0-1), R represents a hydrogen atom, a lower alkyl group, or a halogenated lower alkyl group; two of R′ each independently represents a hydrogen atom, a lower alkyl group, or an alkoxy group of 1 to 5 carbon atoms; X represents an alkylene group of 1 to 5 carbon atoms, an oxygen atom, or a sulfur atom.).
摘要:
There is provided a positive resist composition including a resin component (A) which displays increased solubility in an alkali developing solution under action of acid, and an acid generator component (B) which generates an acid upon exposure, wherein the resin component (A) includes a polymer compound (A1) containing a structural unit (a0) represented by a general formula (a0-1) shown below, and a structural unit (a1) derived from an acrylate ester which has an acid dissociable, dissolution inhibiting group: (in the formula (a0-1), R represents a hydrogen atom, a lower alkyl group, or a halogenated lower alkyl group; two of R′ each independently represents a hydrogen atom, a lower alkyl group, or an alkoxy group of 1 to 5 carbon atoms; X represents an alkylene group of 1 to 5 carbon atoms, an oxygen atom, or a sulfur atom.).
摘要:
A polymer compound having a structural unit (a0) represented by a general formula (a0-1) shown below, and a structural unit (a1) that is derived from an acrylate ester containing an acid dissociable, dissolution inhibiting group but is not classified as said structural unit (a0). [wherein, R represents a hydrogen atom, a lower alkyl group, or a halogenated lower alkyl group; A represents a divalent aliphatic cyclic group that may have a substituent; B represents a divalent hydrocarbon group that may have a substituent; r represents an integer of 0 or 1; and R1 represents an acid dissociable, dissolution inhibiting group.]
摘要:
There is provided a positive resist composition including a resin component (A) which displays increased solubility in an alkali developing solution under action of acid, and an acid generator component (B) which generates an acid upon exposure, wherein the resin component (A) includes a polymer compound (A1) containing a structural unit (a0) represented by a general formula (a0-1) shown below, and a structural unit (a1) derived from an acrylate ester which has an acid dissociable, dissolution inhibiting group: (in the formula (a0-1), R represents a hydrogen atom, a lower alkyl group, or a halogenated lower alkyl group; two of R′ each independently represents a hydrogen atom, a lower alkyl group, or an alkoxy group of 1 to 5 carbon atoms; X represents an alkylene group of 1 to 5 carbon atoms, an oxygen atom, or a sulfur atom.).
摘要:
A positive resist composition including a base component (A) which exhibits increased solubility in an alkali developing solution under action of acid and an acid-generator component (B) which generates acid upon exposure, the base component (A) including a polymeric compound (A1) having a structural unit (a0-1) represented by general formula (a0-1) (wherein R1 represents a hydrogen atom, a lower alkyl group or a halogenated lower alkyl group; R8 represents a divalent linking group; and R7 represents an acid dissociable, dissolution inhibiting group) and a structural unit (a0-2) represented by general formula (a0-2) (wherein R3 represents a hydrogen atom, a lower alkyl group or a halogenated lower alkyl group; R4 represents a branched alkyl group of 3 or more carbon atoms; and each of R5 and R6 independently represents an alkyl group, wherein R5 and R6 are mutually bonded to form a ring).
摘要:
A polymer compound having a structural unit (a0) represented by a general formula (a0-1) shown below, and a structural unit (a1) that is derived from an acrylate ester containing an acid dissociable, dissolution inhibiting group but is not classified as said structural unit (a0). [wherein, R represents a hydrogen atom, a lower alkyl group, or a halogenated lower alkyl group; A represents a divalent aliphatic cyclic group that may have a substituent; B represents a divalent hydrocarbon group that may have a substituent; r represents an integer of 0 or 1; and R1 represents an acid dissociable, dissolution inhibiting group]
摘要:
A positive resist composition including a base component (A) which exhibits increased solubility in an alkali developing solution under action of acid and an acid-generator component (B) which generates acid upon exposure, the base component (A) including a polymeric compound (A1) having a structural unit (a0-1) represented by general formula (a0-1) (wherein R1 represents a hydrogen atom, a lower alkyl group or a halogenated lower alkyl group; R8 represents a divalent linking group; and R7 represents an acid dissociable, dissolution inhibiting group) and a structural unit (a0-2) represented by general formula (a0-2) (wherein R3 represents a hydrogen atom, a lower alkyl group or a halogenated lower alkyl group; R4 represents a branched alkyl group of 3 or more carbon atoms; and each of R5 and R6 independently represents an alkyl group, wherein R5 and R6 are mutually bonded to form a ring).
摘要:
A resist composition for immersion exposure including: a fluorine-containing polymeric compound (F) containing a structural unit (f1) having a base dissociable group and a structural unit (f2) represented by general formula (f2-1) (wherein R represents a hydrogen atom, a lower alkyl group or a halogenated lower alkyl group; and W is a group represented by any one of general formulas (w-1) to (w-4)); a base component (A) that exhibits changed solubility in an alkali developing solution under the action of acid; and an acid generator component (B) that generates acid upon exposure.
摘要:
A resist composition comprising a base component (A) which exhibits changed solubility in an alkali developing solution under action of acid, an acid-generator component (B) which generates acid upon exposure, and a nitrogen-containing organic compound (D), the nitrogen-containing organic compound (D) including a nitrogen-containing polymeric compound (D1) having a structural unit (d0) containing a nitrogen atom in the side chain thereof.
摘要:
A positive resist composition including a resin component (A) which exhibits increased solubility in an alkali developing solution under action of acid and has a structural unit (a1) represented by general formula (a1-0-2) shown below, and an acid-generator component (B) which generates acid upon exposure and includes an acid generator (B1) consisting of a compound represented by general formula (b1-12) shown below: wherein R represents a hydrogen atom, a lower alkyl group or a halogenated lower alkyl group; X2 represents an acid dissociable, dissolution inhibiting group; and Y2 represents an alkylene group or a divalent aliphatic cyclic group; and R2—O—Y1—SO3−A+ (b1-12) wherein R2 represents a monovalent aromatic organic group; Y1 represents an alkylene group of 1 to 4 carbon atoms which may be substituted with a fluorine atom; and A+ represents a cation.