Abstract: The present invention relates to silole and germole fused ring photochromic compounds represented, with some embodiments, by the following Formula (Ia), (Ia) With reference to Formula (Ia): M includes Si or Ge; Ring A and Ring B each independently include aryl or heteroaryl; and the photochromic compound is a thermally reversible photochromic compound. The present invention also relates to photochromic compositions and photochromic articles, such as photochromic ophthalmic articles that include one or more photochromic compounds represented, with some embodiments, by Formula (Ia).

Abstract: Provided is a synthetic intermediate for the preparation of photochromic indolenaphthopyran compounds having the core skeletal structure of Formula (I): wherein m is 0 to 4, n is 0 to 4, R1 and R2 are each independently hydroxyl, cyano, (meth)acrylate, amino, halo, substituted or unsubstituted alkyl, boronic ester, boronic acid, polyether, polyester, polycarbonate, polyurethane, substituted or unsubstituted aryl, substituted or unsubstituted heterocycloaryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted alkoxy, substituted or unsubstituted aryloxy, substituted or unsubstituted alkylthio, substituted or unsubstituted arylthio, ketone, aldehyde, ester, carboxylic acid, carboxylate, amide, carbonate, carbamate, urea, siloxane, alkoxysilane, or polysiloxane; R3 is substituted or unsubstituted 2-pyridyl or substituted or unsubstituted 2-quinolyl; and R4 is hydrogen, substituted or unsubstituted alkyl, alkoxymethyl, substituted or unsubstituted silyl, or acyl.

Abstract: A compound capable of coordinating with a metal includes a chemical structure as shown in claim 1, in which: EPD represents a group having an electron pair donor atom; B and B? are each independently an aryl group, a heteroaryl group, an alkenyl group, or alkynyl group, or B and B? form a spirocyclic group; and R1, R2, and R3 are selected from various substituents.

Abstract: A photochromic compound including a core skeletal structure represented by the following Formula (I), wherein D is oxygen or sulfur; E is oxygen, sulfur, or NR2?; a is 0 or 1; R1 is hydrogen, or substituted or unsubstituted alkyl; R2 and R2? are each independently selected from hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, or substituted or unsubstituted heterocycloalkyl; and the photochromic compound is a thermally reversible photochromic compound.

Abstract: The present invention relates to a photochromic compound having a core fused ring structure represented by at least one of the following Formula (Ia) or Formula (IIa), (Ia) (IIa) Independently for each of Formula (Ia) and Formula (IIa): R1 is in each case independently selected from substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, —SO2R5, or —C(O)—XR5, where, X is selected from a single bond, —N(R5)—, or —O—, and R5 in each case is independently selected from hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, or substituted or unsubstituted heteroaryl; and B and B? are each independently selected from substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl, substituted or unsubstituted aryl, or substituted or unsubstituted heteroaryl. The present invention also relates to photochromic compositions and articles including such photochromic compounds.

Abstract: Organic light emitting materials and devices comprising phosphorescent metal complexes comprising ligands comprising aryl or heteroaryl groups substituted at both ortho positions are described. An organic light emitting device, comprising: an anode, a hole transport layer; an organic emissive layer comprising an emissive layer host and an emissive dopant; an electron impeding layer, and electron transport layer, and a cathode disposed, in that order, over a substrate.

Abstract: Organic light emitting materials and devices comprising phosphorescent metal complexes comprising ligands comprising aryl or heteroaryl groups substituted at both ortho positions are described. An organic light emitting device, comprising: an anode, a hole transport layer; an organic emissive layer comprising an emissive layer host and an emissive dopant; an electron impeding layer; and electron transport layer; and a cathode disposed, in that order, over a substrate.

Abstract: Provided is a synthetic intermediate for the preparation of photochromic indolenaphthopyran compounds having the core skeletal structure of Formula (I): wherein m is 0 to 4, n is 0 to 4, R1 and R2 are each independently hydroxyl, cyano, (meth)acrylate, amino, halo, substituted or unsubstituted alkyl, boronic ester, boronic acid, polyether, polyester, polycarbonate, polyurethane, substituted or unsubstituted aryl, substituted or unsubstituted heterocycloaryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted alkoxy, substituted or unsubstituted aryloxy, substituted or unsubstituted alkylthio, substituted or unsubstituted arylthio, ketone, aldehyde, ester, carboxylic acid, carboxylate, amide, carbonate, carbamate, urea, siloxane, alkoxysilane, or polysiloxane; R3 is substituted or unsubstituted 2-pyridyl or substituted or unsubstituted 2-quinolyl; and R4 is hydrogen, substituted or unsubstituted alkyl, alkoxymethyl, substituted or unsubstituted silyl, or acyl.

Abstract: Provided is an article which transitions from a first state to a second state in response to actinic radiation. The article includes an indolenaphthopyran, wherein in the first state the article exhibits a percent transmission of greater than 80 percent, and in the second state the article exhibits a percent transmission of between 35 and 75 percent, and a TSB value of less than 20 percent. The article can be a photochromic article selected from ophthalmic articles, display articles, windows, mirrors, active liquid crystal cell articles, and passive liquid crystal cell articles.

Abstract: Provided is a photochromic indolenaphthopyran compound having the skeletal structure of Formula (I): wherein R1 and R2 each independently have a steric bulk A, wherein at least one of R1 or R2 has a steric bulk A of at least 0.6, R3 and R4 each independently have a Hammett ?? value, and wherein the indolenaphthopyran compound has a calculated electronic steric factor of at least ?3.3.

Abstract: The present invention relates to a photochromic article that includes a substrate and a photochromic layer formed from a curable photochromic composition. The photochromic composition includes a polyol component that includes a polycarbonate diol, an isocyanate component that includes an unblocked polyfunctional isocyanate and/or a blocked polyfunctional isocyanate, and at least one photochromic compound. The equivalents ratio of blocked/unblocked isocyanate equivalents of the isocyanate component to hydroxyl equivalents of the polyol component is at least 5:1. The photochromic article exhibits a T1/2 (Fade Half Life) at 23° C. of less than or equal to 70 seconds.

Abstract: Provided is a photochromic indolenapthtopyran having the core skeletal structure of Formula (I): wherein R1 and R2 are each independently substituted or unsubstituted alkyloxy, substituted or unsubstituted aryloxy, substituted or unsubstituted alkylthio, substituted or unsubstituted arylthio, substituted or unsubstituted ether, substituted or unsubstituted thioether, amino, a nitrogen-containing heterocycle, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, —NHC(O)Ra, or —OC(O)Ra, wherein Ra is substituted or unsubstituted alkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted alkoxy, substituted or unsubstituted aryloxy, substituted or unsubstituted alkylthio, or substituted or unsubstituted arylthio; R4 is selected from hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted heterocycloalkyl, allyl, substituted or unsubstituted aryl, or substituted or unsubstituted heteroaryl; and B and B? are each independently

Abstract: A photochromic compound including a core skeletal structure represented by the following Formula (I), wherein D is oxygen or sulfur; E is oxygen, sulfur, or NR2?; a is 0 or 1; R1 is hydrogen, or substituted or unsubstituted alkyl; R2 and R2? are each independently selected from hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, or substituted or unsubstituted heterocycloalkyl; and the photochromic compound is a thermally reversible photochromic compound.

Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated ligands having a structure of In the vgs3, each of the E1 atoms is selected from C and N, except that E1g is selected from C, N, and S. The E1 atoms collectively comprise an 18 pi-electron system, provided that E1a and E1p are different. The R1 substituents are each, independently, H, hydrocarbyl, heteroatom substituted hydrocarbyl, cyano, fluoro, OR2a, SR2a, NR2aR2b, BR2aR2b, or SiR2aR2bR2c, where the R2 substituents are each, independently, hydrocarbyl or heteroatom substituted hydrocarbyl. Any of the R1 or R2 substituents can be linked to form a saturated or unsaturated, aromatic or non-aromatic ring, provided that the R1 substituents are not present when the corresponding one of E atoms is N or S. Organic light emitting diode devices comprising these compounds are also described.

Abstract: A compound capable of coordinating with a metal includes a chemical structure as shown in claim 1, in which: EPD represents a group having an electron pair donor atom; B and B? are each independently an aryl group, a heteroaryl group, an alkenyl group, or alkynyl group, or B and B? form a spirocyclic group; and R1, R2, and R3 are selected from various substituents.

Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated ligands having a structure of In the vgs3, each of the E1 atoms is selected from C and N, except that E1g is selected from C, N, and S. The E1 atoms collectively comprise an 18 pi-electron system, provided that E1a and E1p are different. The R1 substituents are each, independently, H, hydrocarbyl, heteroatom substituted hydrocarbyl, cyano, fluoro, OR2a, SR2a, NR2aR2b, BR2aR2b, or SiR2aR2bR2c, where the R2 substituents are each, independently, hydrocarbyl or heteroatom substituted hydrocarbyl. Any of the R1 or R2 substituents can be linked to form a saturated or unsaturated, aromatic or non-aromatic ring, provided that the R1 substituents are not present when the corresponding one of E atoms is N or S. Organic light emitting diode devices comprising these compounds are also described.

Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.

Abstract: The present invention relates to silole and germole fused ring photochromic compounds represented, with some embodiments, by the following Formula (Ia), (Ia) With reference to Formula (Ia): M includes Si or Ge; Ring A and Ring B each independently include aryl or heteroaryl; and the photochromic compound is a thermally reversible photochromic compound. The present invention also relates to photochromic compositions and photochromic articles, such as photochromic ophthalmic articles that include one or more photochromic compounds represented, with some embodiments, by Formula (Ia).

Abstract: Organic light emitting materials and devices comprising phosphorescent metal complexes comprising ligands comprising aryl or heteroaryl groups substituted at both ortho positions are described. An organic light emitting device, comprising: an anode, a hole transport layer; an organic emissive layer comprising an emissive layer host and an emissive dopant; an electron impeding layer; and electron transport layer; and a cathode disposed, in that order, over a substrate.

Abstract: The present invention relates to photochromic compounds, such as thienochromene compounds represented by the following Formulas (1a) and/or (1b). The present invention also relates to photochromic compositions and articles containing one or more such photochromic thienochromene compounds.