摘要:
PROBLEM TO BE SOLVED: To provide a chemical amplification resist composition from which an ultrafine pattern (for example, a pattern having a line width of 50 nm or less) can be formed in a state simultaneously satisfying demands for high PED stability, excellent PEB temperature dependency, high sensitivity and high resolution (for example, high resolving power, excellent pattern feature and small line edge roughness (LER)).SOLUTION: The chemical amplification resist composition comprises: (A) a compound having a triarylsulfonium cation having one or more fluorine atoms and generating a sulfonic acid with a volume of 240Åor more by irradiation with actinic rays or radiation; and (B) a compound having a phenolic hydroxyl group.
摘要:
PROBLEM TO BE SOLVED: To provide an actinic ray-sensitive or radiation-sensitive composition, from which a pattern can be formed satisfying demands for high sensitivity, high resolution (for example, high resolving power, excellent pattern profile and small line edge roughness (LER)), high stability with time, good dry etching durability and little production of scum, and to provide a resist film, a resist coated mask blank, a method for forming a resist pattern and a photomask using the above composition.SOLUTION: The actinic ray-sensitive or radiation-sensitive composition comprises (A) a compound expressed by general formula (I) and (B) a compound that generates an acid by irradiation with actinic rays or radiation. In general formula (I), Rrepresents an alkyl group, cycloalkyl group, alkenyl group, alkynyl group, aryl group or group having a silicon atom; Rand Reach independently represent a hydrogen atom, alkyl group, cycloalkyl group, alkenyl group, alkynyl group, aryl group, alkylsulfonyl group, aryl sulfonyl group or heterocyclic group; Rto Reach independently represent a hydrogen atom or a monovalent substituent; and A represents a monovalent organic group.
摘要:
PROBLEM TO BE SOLVED: To provide an actinic-ray- or radiation-sensitive resin composition excellent in sensitivity, resolution and roughness characteristics from which a pattern with favorable shape can be formed.SOLUTION: Provided is an actinic-ray- or radiation-sensitive resin composition including (A) a resin decomposed by the action of an acid to increase its alkali solubility, which resin comprises at least one of a repeating unit (I) represented by the specified general formula (I) and a repeating unit (II) represented by the specified general formula (II), (B) an onium salt based acid generator that generates, upon exposure to an actinic ray or radiation, a sulfonic acid whose volume is 250 Åor greater and less than 350 Å, and (C) an onium salt based acid generator that generates, upon exposure to an actinic ray or radiation, a sulfonic acid whose volume is 400 Åor greater.
摘要:
PROBLEM TO BE SOLVED: To provide an actinic ray-sensitive or radiation-sensitive resin composition capable of forming a pattern simultaneously satisfying high sensitivity, high resolution and good dry etching resistance even in the formation of an isolated pattern, to provide a resist film using the composition, and to provide a pattern forming method. SOLUTION: The actinic ray-sensitive or radiation-sensitive resin composition contains a resin (P) having a repeating unit represented by general formula (1), wherein R 1 to R 3 each independently represents a hydrogen atom or a monovalent substituent, L 1 represents an arylene group, M 1 represents an alkylene group, a cycloalkylene group, an alkenylene group, -O-, -S- or a group comprising a combination of two or more of these members, X represents a group containing a plurality of aromatic rings, and the plurality of aromatic rings are condensed to form a polycyclic structure or connected to each other through a single bond. The resist film using the composition and the pattern forming method are also provided. COPYRIGHT: (C)2011,JPO&INPIT
摘要:
PROBLEM TO BE SOLVED: To provide: a chemically amplified positive resist composition which can satisfy high sensitivity, high resolving power, a preferable pattern cross-sectional shape and a preferable roughness property in forming an isolated line pattern; and a resist film, a resist coated mask blank, a resist pattern formation method, and a photomask which use the composition.SOLUTION: Provided is a chemically amplified positive resist composition containing: (A) a compound represented by the specified general formula (1); and (B) a compound having a phenolic hydroxyl group and a group which has a group represented by the specified general formula (2) or (3) substituted for a hydrogen atom of a phenolic hydroxyl group. Also provided are a resist film, a resist coated mask blank, a resist pattern formation method, and a photomask which use the composition. In the specified general formula (1), Z represents a monovalent organic group. In the specified general formulas (2) and (3), Qand Qrepresent an alkyl group or an aryl group.
摘要:
PROBLEM TO BE SOLVED: To provide an actinic ray- or radiation-sensitive resin composition, an actinic ray- or radiation-sensitive film, mask blanks, and a pattern formation method, which enable pattern formation with excellent shapes.SOLUTION: The actinic ray- or radiation-sensitive resin composition according to the present invention contains a resin (P) including a repeating unit represented by the specified general formula (1).
摘要:
PROBLEM TO BE SOLVED: To provide a resist pattern forming method capable of forming a pattern satisfying high sensitivity, high resolution property (for example, high resolution, excellent pattern profile and small line edge roughness (LER)) and good dry etching resistance all the same time, a resist pattern, a crosslinkable negative chemical amplification resist composition for organic solvent development, a resist film and resist-coated mask blanks.SOLUTION: A resist pattern forming method contains: in the following order, (1) forming a resist film by using a negative chemical amplification resist composition containing (A) a polymer compound having a repeating unit that has a structure where a hydrogen atom of a phenolic hydroxyl group is replaced by a group having a non-acid-decomposable polycyclic alicyclic hydrocarbon structure, (B) a compound capable of generating an acid upon irradiation with an actinic ray or radiation and (C) a crosslinking agent capable of crosslinking the polymer compound (A) by an action of an acid; (2) exposing the resist film; and (4) developing the exposed resist film by using a developer containing an organic solvent. Further provided are a resist pattern, a crosslinkable negative chemical amplification resist composition for organic solvent development, a resist film and resist-coated mask blanks.
摘要:
PROBLEM TO BE SOLVED: To provide: a chemically amplified negative resist composition which can form a pattern simultaneously satisfying high sensitivity, high resolution (e.g., high resolving power, excellent pattern shape, and small line edge roughness (LER)) and satisfactory dry etching resistance, and which has excellent scum characteristics and excellent temporal stability; a resist film using the composition; a resist coated mask blank; a resist pattern forming method; and a photomask.SOLUTION: The chemically amplified negative resist composition contains (A) a compound represented by the specified general formula (I), (B) a compound having a phenolic hydroxyl group, (C) a compound to generate an acid by exposure to an actinic or radioactive ray, and (D) a crosslinking agent. In the general formula (I), each of Rto Rrepresents a hydrogen atom or a substituent. Two or more of Rto Rmay be bound to each other to form a ring. A represents a monovalent organic group.
摘要:
PROBLEM TO BE SOLVED: To provide an actinic ray-sensitive or radiation-sensitive resin composition excellent in resolution of an isolated pattern and to provide a pattern forming method using the composition. SOLUTION: The actinic ray-sensitive or radiation-sensitive resin composition comprises a resin containing a repeating unit expressed by general formula (1). COPYRIGHT: (C)2011,JPO&INPIT