摘要:
The present invention relates to a process for making a polyester where a dianhydride is reacted with a diol. The resulting polyester can be further reacted with a compound selected from aromatic oxides, aliphatic oxides, alkylene carbonates, alcohols, and mixtures thereof.
摘要:
The present invention relates a novel aqueous composition comprising polymeric thermal acid generator and a process of coating the novel composition onto photoresist pattern, thereby forming a layer of the polymeric thermal acid generator over the photoresist pattern. The polymeric thermal acid generator comprises a polymer having at least one repeating unit of structure 2; where R1 to R5 are independently chosen from the group consisting of H and C1-C6 alkyl; R6 is chosen from the group consisting of unsubstituted aryl, substituted aryl, alkyl (C1-C8) and fluoroalkyl (C1-C8) and W is a C2-C6 alkylene spacer.
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 an aqueous composition for coating over a photoresist pattern comprising a first water soluble compound comprising at least a silicon moiety and at least one amino group, and a second compound comprising at least 1 carboxylic acid group. The invention further relates to processes for using the novel invention.
摘要:
The present invention relates to a novel antireflective coating composition comprising a polymer, a crosslinking agent and an acid generator. The present invention further relates to a process for using the novel composition, particularly at 193 nm. The polymer of the present invention contains at least one unit selected from structures 1, 2 and 3, where, Y is a hydrocarbyl linking group of 1 to about 10 carbon atoms, R, R1, R′ and R″ are independently hydrogen, hydrocarbyl group of 1 to about 10 carbon atoms, halogen, —O(CO)Z, —C(CF3)2Z, —C(CF3)2(CO)OZ, —SO2CF3, —(CO)OZ, —SO3Z, —COZ, —OZ, —NZ2, —SZ, —SO2Z, —NHCOZ, —NZCOZ or —SO2NZ2, where Z is H or a hydrocarbyl group of 1 to about 10 carbon atoms, n=1–4, X is O, CO, S, COO, CH2O, CH2COO, SO2, NH, NL, OWO, OW, W, and where L and W are independently hydrocarbyl groups of 1 to about 10 carbon atoms, and m=0–3.
摘要:
The present invention relates to a coating solution comprising a polymer obtained by reacting a glycoluril compound with a reactive compound containing hydroxy groups and/or acid groups, and further where the polymer is soluble in an organic solvent. The invention also relates to a process for imaging a photoresist coated over such a coating composition and to a polymer for the coating composition.