Abstract: There is disclosed a compound Formula I In Formula I: Z is CR4R5, C?CR4R5, SiR4R5, GeR4R5, NR4a, PR4a, P(O)R4a, O, S, SO, SO2, Se; SeO, SeO2, Te, TeO, or TeO2; R1 - R3 are the same or different at each occurrence and are D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl, where two groups selected from R1, R2, and R3 can be joined together to form a fused ring; R4 - R5 are the same or different at each occurrence and are H, D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl; R4a is alkyl, silyl, germyl, aryl, or a deuterated analog thereof; a is an integer from 0-4; b and c are the same or different and are an integer from 0-3.

Abstract: There is disclosed a compound Formula I In Formula I: Z is CR4R5, C?CR4R5, SiR4R5, GeR4R5, NR4a, PR4a, P(O)R4a, O, S, SO, SO2, Se; SeO, SeO2, Te, TeO, or TeO2; R1-R3 are the same or different at each occurrence and are D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl, where two groups selected from R1, R2, and R3 can be joined together to form a fused ring; R4-R5 are the same or different at each occurrence and are H, D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl; R4ais alkyl, silyl, germyl, aryl, or a deuterated analog thereof; a is an integer from 0-4; b and c are the same or different and are an integer from 0-3.

Abstract: Disclosed is a polyamic acid having Formula I In Formula I: Ra represents one or more different tetracarboxylic acid component residues; Rb represents one or more different aromatic diamine residues or aromatic diisocyanate residues; and 5-100 mol % of Rb has Formula II In Formula II: R1 through R6 are the same or different and are haloalkyl or haloalkoxy; R7 is the same or different at each occurrence and is deuterium, halogen, cyano, hydroxyl, alkyl, deuterated alkyl, heteroalkyl, alkoxy, heteroalkoxy, haloalkyl, haloalkoxy, silyl, siloxy, hydrocarbon aryl, substituted hydrocarbon aryl, heteroaryl, substituted heteroaryl, vinyl, or allyl; n is an integer from 0-10; x1 and x4 are the same or different and are an integer from 0-3; x2 and x3 are the same or different and are an integer from 0-2; and * indicates a point of attachment.

Abstract: In a first aspect, a coating solution includes a soluble polymer and a crosslinking precursor. The soluble polymer includes an imide group. The crosslinking precursor includes a first amine group that is either reactive or passivated towards crosslinking and one or more additional amine groups, wherein the one or more additional amine groups has been passivated towards crosslinking such that the crosslinking precursor can be chemically converted, thermally converted, photo-converted or dissociated to form at least two reactive amines. In a second aspect, a process for forming a polymer film includes: (a) casting a coating solution, (b) activating the crosslinking precursor using an external stimulus to form at least two reactive amines and crosslink the polymer, and (c) drying the polymer film. The coating solution includes a soluble polymer, including an imide group, and a crosslinking precursor.

Abstract: A topcoat composition, comprising a polymer comprising a repeating unit derived from one or more monomers of formula (1); and a solvent, wherein Z1, Z2, R1, R2, and L are as described herein, and P is a polymerizable group.

Abstract: A photoresist composition, comprising a first polymer comprising a first repeating unit comprising an acid-labile group, and a second polymer comprising a repeating unit derived from one or more monomers of formula (4); a photoacid generator; and a solvent, wherein Z1, Z2, R1, R2, and L are as described herein, and P is a polymerizable group.

Abstract: Disclosed is a formulation comprising a copolymer comprising one or more high refractive index first monomers and one or more second monomers comprising a reactive side chain and one or more solvents. The formulation may optionally contain additional components. Further disclosed are methods for forming optical thin films from the formulation and optical devices containing the optical thin films.

Abstract: There is provided a compound having Formula I, Formula II, or Formula III. The variables are described in detail herein.

Abstract: There is provided a compound having Formula (I), Formula (II), or Formula (III). The variables are described in detail herein.

Abstract: Disclosed is a polyimide having a repeat unit structure of Formula IV In Formula IV: Ra is the same or different at each occurrence and represents one or more tetracarboxylic acid component residues; and Rb is the same or different at each occurrence and represents one or more aromatic diamine residues. 30-100 mol % of Rb has Formula II In Formula II: R1 and R2 are the same or different at each occurrence and are halogen, alkyl, fluoroalkyl, silyl, alkoxy, fluoroalkoxy, or siloxy; a and b are the same or different and are an integer from 0-4; c and d are the same or different and are 1 or 2; and * indicates a point of attachment.

Abstract: Disclosed is a polyimide having a repeat unit structure of Formula III In Formula III: Ra represents one or more different tetracarboxylic acid component residues; and Rb represents one or more different aromatic diamine residues or aromatic diisocyanate residues. 5-100 mol % of Ra has Formula II In Formula II: R is H, halogen, cyano, hydroxyl, alkyl, heteroalkyl, alkoxy, heteroalkoxy, fluoroalkyl, silyl, hydrocarbon aryl, substituted hydrocarbon aryl, heteroaryl, substituted heteroaryl, ally, or vinyl; R2 is halogen, cyano, hydroxyl, alkyl, heteroalkyl, alkoxy, heteroalkoxy, fluoroalkyl, silyl, hydrocarbon aryl, substituted hydrocarbon aryl, heteroaryl, substituted heteroaryl, ally, or vinyl; R3 and R4 are the same or different and are alkyl, fluoroalkyl, or silyl; x and y are the same or different and are an integer from 0-2; and * indicates a point of attachment.

Abstract: There is provided a compound having Formula I: In the formula: NpHet is a naphthalene core having at least one fused 5-membered heteroaromatic ring, where the heteroaromatic ring has one heteroatom which is O, S, Se, or Te; Ar1-Ar6 are the same or different and are a hydrocarbon aryl group, a heteroaryl group, or a deuterated analog thereof; a and b are the same or different and are 0 or 1; m and n are the same or different and are 0 or 1; with the proviso that a, b, m, and n are not all 0.

Abstract: There is provided a compound having Formula (I), Formula (II), or Formula (III). The variables are described in detail herein.

Abstract: There is disclosed a compound having Formula I, Formula II, Formula III, Formula VIII, Formula IX, or Formula X The variables are described in detail in the application.

Abstract: There is disclosed a compound which is an N-heterocycle having at least one substituent of Formula 1: wherein: the N-heterocycle is a fused ring N-heterocycle having at least two fused aromatic rings with at least one ring N; Q1, Q2, Q4, and Q5 are the same or different and are selected from the group consisting of N and CR1; Q3 is C—CN; R1is the same or different at each occurrence and is selected from the group consisting of H, D, CN, hydrocarbon aryl, heteroaryl, deuterated hydrocarbon aryl, and deuterated heteroaryl; and * represents a point of attachment to N in the N-heterocycle; with the proviso that at least one of Q1, Q2, Q4, and Q5 is N.

Abstract: There is provided a copolymer having Formula I In Formula I: A is a monomeric unit containing at least one triarylamine group; B? is a monomeric unit having at least three points of attachment in the copolymer; C? is an aromatic monomeric unit or a deuterated analog thereof; E is the same or different at each occurrence and can be H, D, halide, alkyl, silyl, germyl, aryl, arylamino, siloxane, a crosslinkable group, deuterated alkyl, deuterated silyl, deuterated germyl, deuterated aryl, deuterated arylamino, deuterated siloxane, or a deuterated crosslinkable group; a, b, and c are the same or different and are mole fractions, such that a+b+c=1, and a and b are non-zero.

Abstract: This invention relates to a composition including (a) a dopant, (b) a first host having at least one unit of Formula I, and (c) a second host compound having Formula II. The formulae have the structures: where Q is a fused ring linkage having the formula In Formula I: Ar1 is an aromatic group including at least one electron-withdrawing group or a deuterated analog; Ar2 is an aryl group, an aromatic group including at least one electron-withdrawing group or a deuterated analog; R1 and R2 are the same or different at each occurrence and are H, D, aryl or deuterated aryl. In Formula II: R3 is the same or different at each occurrence and is D, aryl, or deuterated aryl, with the proviso that at least one R3 is aryl or deuterated aryl; R4 and R5 are the same or different at each occurrence and are D, aryl, or deuterated aryl; a is an integer from 1-4; and b and c are the same or different and are an integer from 0-4.

Abstract: There is disclosed a compound Formula I In Formula I: Z is CR4R5, C?CR4R5, SiR4R5, GeR4R5, NR4a, PR4a, P(O)R4a, O, S, SO, SO2, Se; SeO, SeO2, Te, TeO, or TeO2; R1-R3 are the same or different at each occurrence and are D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl, where two groups selected from R1, R2, and R3 can be joined together to form a fused ring; R4-R5 are the same or different at each occurrence and are H, D, aryl, heteroaryl, alkyl, amino, silyl, germyl, deuterated aryl, deuterated heteroaryl, deuterated alkyl, deuterated amino, deuterated silyl, or deuterated germyl; R4a is alkyl, silyl, germyl, aryl, or a deuterated analog thereof; a is an integer from 0-4; b and c are the same or different and are an integer from 0-3.

Abstract: There is disclosed a compound which is an N-heterocycle having at least one substituent of Formula I In Formula I: Q1, Q2, Q3, Q4, and Q5 are the same or different and can be N or CR1; R1 is the same or different at each occurrence and can be H, D, CN, hydrocarbon aryl, heteroaryl, deuterated hydrocarbon aryl, or deuterated heteroaryl; and * represents a point of attachment to N in the N-heterocycle. In Formula I, at least one of Q1 through Q5 is N and at least one of Q1 through Q5 is C—CN.

Abstract: There is provided a compound having Formula I In Formula I: R1-R10 are the same or different and can be H, D, alkyl, aryl, alkoxy, aryloxy, silyl, or deuterated analogs of alkyl, aryl, alkoxy, aryloxy and silyl, where adjacent R groups can be joined together to form a ring; and all other sites are H or D. Additionally in Formula I: (i) at least one of R1-R3 and at least one of R4-R6 is alkyl, alkoxy, silyl, or a deuterated analog, and (ii) at least one of R1-R3 and at least one of R4-R6 is aryl, aryloxy, or a deuterated analog.