摘要:
The present invention relates to a novel polymeric composition comprising a novel polymer having two or more repeat units and a terminus having the structure (1): wherein R1 represents a C1-C20 substituted or unsubstituted alkyl group, w is a number from 1-8, X is oxygen (O) or nitrogen (N), and Rd is a reactive group. The invention also relates to a process for forming a pattern using the novel polymeric composition. The invention further relates to a process of making the novel polymer.
摘要:
The present invention relates to an antireflective coating composition comprising a novel polymer without an aromatic chromophore, where the polymer comprises a structural unit derived from an aminoplast and a structural unit derived from a diol, triol, dithiol, trithiol, other polyols, diacid, triacid, other polyacids, diimide or mixture thereof, where the diol, dithiol, triol, trithiol, diacid, triacid, diimide, diamide or imide-amide optionally contain one or more nitrogen and/or sulfur atoms or contain one or more alkene groups. The invention also relates to the novel polymer and a process for using the novel antireflective coating composition in a lithographic process.
摘要:
Disclosed herein is a formulation for depositing a cured underlayer for promoting the formation of self assembled structures. The underlayer comprises: (a) a polymer comprising at least one pendant vinyl ether monomer repeat unit having the structure, (I): wherein R is chosen from H, C1-C4 alkyl, or halogen, and W is a divalent group chosen from C1-C6 alkylene, C6-C20 arylene, benzylene, or C2-C20 alkyleneoxyalkylene; (ii) optional thermal acid generator; and (c) a solvent. The invention also relates to processes of forming a pattern using the underlayer.
摘要:
The present invention relates to novel neutral layer compositions and methods for using the compositions. The neutral layer composition comprises at least one random copolymer having at least one unit of structure (1), at least one unit of structure (2) and at least one unit of structure (3) where R1 is selected from the group consisting of a C1-C8 alkyl, C1-C8 fluoroalkyl moiety, C1-C8 partially fluorinated alkyl, C4-C8 cycloalkyl, C4-C8 cyclofluoroalkyl, C4-C8 partially fluorinated cycloalkyl, and a C2-C8 hydroxyalkyl; R2, R3 and R5 are independently selected from a group consisting of H, C1-C4 alkyl, CF3 and F; R4 is selected from the group consisting of H, C1-C8 alkyl, C1-C8 partially fluorinated alkyl and C1-C8 fluoroalkyl, n ranges from 1 to 5, R6 is selected from the group consisting of H, F, C1-C8 alkyl and a C1-C8 fluoroalkyl and m ranges from 1 to 3.
摘要:
The present invention relates to novel processes for using the neutral layer compositions for aligning microdomains of directed self-assembling block copolymers (BCP). The processes are useful for fabrication of electronic devices. The novel processes comprise a step of forming a coating of the neutral layer from the neutral layer composition, wherein the neutral layer composition comprises at least one random copolymer having at least one unit of structure (1), at least one unit of structure (2) and at least one unit of structure (3) where R1 is selected from the group consisting of a C1-C8 alkyl, C1-C8 fluoroalkyl moiety, C1-C8 partially fluorinated alkyl, C4-C8 cycloalkyl, C4-C8 cyclofluoroalkyl, C4-C8 partially fluorinated cycloalkyl, and a C2-C8 hydroxyalkyl; R2, R3 and R5 are independently selected from a group consisting of H, C1-C4 alkyl, CF3 and F; R4 is selected from the group consisting of H, C1-C8 alkyl, C1-C8 partially fluorinated alkyl and C1-C8 fluoroalkyl, n ranges from 1 to 5, R6 is selected from the group consisting of H, F, C1-C8 alkyl and a C1-C8 fluoroalkyl and m ranges from 1 to 3.
摘要:
Disclosed herein is an underlayer composition, wherein the underlayer is typically used for promoting the formation of self assembled structures, and wherein the underlayer formulation comprises: (a) a polymer comprising at least one monomer repeat unit having the structure (I) wherein X is a crosslinking group chosen from and wherein n is 0-5, p is 0-5, q is 1-2, m is 1-2 and R is H, C1-C4alkyl or tri(C1-C4alkyl)silyl; (b) at least one thermal acid generator; and (c) a solvent. The invention further relates to methods of making and using the composition.