Abstract:
The present application relates to a compound of formula Ai Xi Bi where Ai and Bi are each individually an organic onium cation; and Xi is anion of the formula - O 3 S-CF 2 CF 2 OCF 2 CFa-SO 3 -. The compounds are useful as photoactive materials.
Abstract:
Hardmask compositions having antireflective properties useful in lithographic processes, methods of using the same, and semiconductor devices fabricated by such methods, are provided. Antireflective hardmask compositions of the invention include: (a) a polymer mixture including a first polymer that includes one or more of the following monomeric units described in this specification and a second polymer including an aryl group; (b) a crosslinking component; and (c) an acid catalyst.
Abstract:
This invention pertains to a silsesquioxane resin with improved lithographic properties (such as etch-resistance, transparency, resolution, sensitivity, focus latitude, line edge roughness, and adhesion) suitable as a photoresist; a method for incorporating the fluorinated or non-fluorinated functional groups onto silsesquioxane backbone. The silsesquioxane resins of this invention has the general structure (HSiO 3/2 ) a (RSiO 3/2 ) b wherein; R is an acid dissociable group, ahas a value of 0.2 to 0.9 and b has a value of 0.1 to 0.8 and 0.9
Abstract translation:本发明涉及适合作为光致抗蚀剂的具有改进的光刻性质(例如耐蚀刻性,透明度,分辨率,灵敏度,聚焦宽度,线边缘粗糙度和粘合)的倍半硅氧烷树脂; 将氟化或非氟化官能团引入倍半硅氧烷主链上的方法。 本发明的倍半硅氧烷树脂具有通式(HSiO 3/2/2)a(RS 3 O 3/2) 其中; R为酸解离基团,其值为0.2〜0.9,b为0.1〜0.8,0.9
Abstract:
Disclosed is a positive resist composition which is composed of a polymer compound containing one or more units (a1) selected from the group consisting of units represented by the general formula (1) or (1)' below, a unit (a2) derived from an (alpha-lower alkyl)acrylate having a lactone-containing cyclic group, and a unit (a3) derived from an (alpha-lower alkyl)acrylate which unit (a3) is other than the unit (a1) and the unit (a2) and contains an alicyclic group-containing acid-uncleavable dissolution inhibiting group but does not contain a polar group. (1) (1)' [In the formula, R represents a hydrogen atom, fluorine atom, lower alkyl group having 20 or less carbon atoms or fluorinated lower alkyl group having 20 or less carbon atoms; R represents an optionally substituted twenty- or less membered cyclic group; n is 0 or an integer of 1-5; and m is 0 or 1.]
Abstract translation:公开了由含有一种或多种选自下述通式(1)或(1)'所示的单元的单元(a1)的聚合物化合物组成的正型抗蚀剂组合物,衍生自 具有含内酯的环状基团的(α-低级烷基)丙烯酸酯和单体(a3)不同于单元(a1)和单元(a2)的由(α-低级烷基)丙烯酸酯衍生的单元(a3) ),并且含有含脂环基的酸不溶裂性溶解抑制基团,但不含极性基团。 (1)(1)'[式中,R表示氢原子,氟原子,碳原子数为20以下的低级烷基或碳原子数为20以下的氟代低级烷基, R 1表示任选取代的二十二元或更少元环基; n为0或1-5的整数; m为0或1.]
Abstract:
The present invention relates to a positive bottom photoimageable antireflective coating composition which is capable of being developed in an aqueous alkaline developer, wherein the antireflective coating composition comprises a polymer comprising at least one recurring unit with a chromophore group and one recurring unit with a hydroxyl and/or a carboxyl group, a vinyl ether terminated crosslinking agent, and optionally, a photoacid generator and/or an acid and/or a thermal acid generator. The invention further relates to a process for using such a composition.
Abstract:
A photoreactive composition comprises (a) at least one reactive species that is capable of undergoing an acid- or radical-initiated chemical reaction; and (b) a photoinitiator system comprising photochemically-effective amounts of (1) at least one type of semiconductor nanoparticle quantum dot that has at least one electronic excited state that is accessible by absorption of two or more photons, and (2) a composition, different from said reactive species, that is capable of interacting with the excited state of the semiconductor nanoparticle quantum dot to form at least one reaction-initiating species.
Abstract:
Photoacid generators (PAGs) comprising photoactive moieties and perfluorinated, multifunctional anionic moieties (or incipient anionic moieties) are disclosed which provide photoacids with high acid strength, low volatility and low diffusivity. The present invention further relates to photoacid generators as they are used in photoinitiated or acid-catalyzed processes for uses such as photoresists for microlithography and photopolymerization.