A light-emitting device includes a plurality of organic EL elements. Each of the organic EL elements includes a reflection electrode, a hole transport region, an electron-trapping luminescent layer, and a light extraction electrode in this order. The hole transport region has a sheet resistance of 4.0×10.sup.7 Ω/sq.⋅ or more at a current of 0.1 nA/pixel, and the total thickness of the hole transport region and the electron-trapping luminescent layer is equivalent to an optical path length enabling emission from the electron-trapping luminescent layer to be enhanced.

A light-emitting device includes a plurality of organic EL elements. Each of the organic EL elements includes a reflection electrode, a hole transport region, an electron-trapping luminescent layer, and a light extraction electrode in this order. The hole transport region has a sheet resistance of 4.0×10.sup.7 Ω/sq.⋅ or more at a current of 0.1 nA/pixel, and the total thickness of the hole transport region and the electron-trapping luminescent layer is equivalent to an optical path length enabling emission from the electron-trapping luminescent layer to be enhanced.

Primarily, the present invention relates to compounds of the formula (I) defined below and to their use as herbicides, in particular for controlling broad-leaved weeds and/or weed grasses in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants. The present invention also relates to herbicidal or plant growth-regulating compositions comprising one or more compounds of the formula (I). Moreover, the present invention relates to processes for preparing the compounds of the formula (I).

Primarily, the present invention relates to compounds of the formula (I) defined below and to their use as herbicides, in particular for controlling broad-leaved weeds and/or weed grasses in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants. The present invention also relates to herbicidal or plant growth-regulating compositions comprising one or more compounds of the formula (I). Moreover, the present invention relates to processes for preparing the compounds of the formula (I).

A corrosion inhibiting composition is provided which comprises a salt of a fatty acid-amine condensate and an aromatic solvent. The composition can be used in reducing, inhibiting or preventing corrosion of a metal surface used in recovery, transportation, refining or storage of a hydrocarbon fluid containing elemental sulfur or polysulfide.

Compositions and curing agents comprising a benzylated Mannich base composition. The benzylated Mannich base composition includes a reaction product of (a) a substituted phenolic compound having at least one substituent of formula (I):

##STR00001##

wherein R.sub.1 is each independently a linear or branched alkyl group having 1 to 4 carbon atoms, and R.sub.2 is hydrogen, methyl, ethyl or phenyl, with (b) a benzylated polyalkylene polyamine (II):

##STR00002##

wherein R.sub.A is substituted or unsubstituted benzyl; R.sub.B is each independently R.sub.A, or a hydrogen atom, or a group selected from C.sub.1-C.sub.16 linear, cyclic, and branched alkyl, alkenyl, and alkaryl groups; X, Y, and Z are independently selected from C.sub.2-C.sub.10 alkylene, and cycloalkylene groups; y is an integer from 0 to 7, and z is an integer from 0 to 4; and, optionally, (c) a multifunctional amine. Amine-epoxy compositions and articles produced from these compositions are also disclosed.

Compositions and curing agents comprising a benzylated Mannich base composition. The benzylated Mannich base composition includes a reaction product of (a) a substituted phenolic compound having at least one substituent of formula (I):

##STR00001##

wherein R.sub.1 is each independently a linear or branched alkyl group having 1 to 4 carbon atoms, and R.sub.2 is hydrogen, methyl, ethyl or phenyl, with (b) a benzylated polyalkylene polyamine (II):

##STR00002##

wherein R.sub.A is substituted or unsubstituted benzyl; R.sub.B is each independently R.sub.A, or a hydrogen atom, or a group selected from C.sub.1-C.sub.16 linear, cyclic, and branched alkyl, alkenyl, and alkaryl groups; X, Y, and Z are independently selected from C.sub.2-C.sub.10 alkylene, and cycloalkylene groups; y is an integer from 0 to 7, and z is an integer from 0 to 4; and, optionally, (c) a multifunctional amine. Amine-epoxy compositions and articles produced from these compositions are also disclosed.

A dielectric material, a method of manufacturing thereof, and a dielectric device and an electronic device including the same. A dielectric material includes a layered metal oxide including a first layer having a positive charge and a second layer having a negative charge which are laminated, a monolayer nanosheet exfoliated from the layered metal oxide, a nanosheet laminate of the monolayer nanosheets, or a combination thereof, wherein the dielectric material includes a two-dimensional layered material having a two-dimensional crystal structure and the two-dimensional layered material is represented by Chemical Formula 1.

A dielectric material, a method of manufacturing thereof, and a dielectric device and an electronic device including the same. A dielectric material includes a layered metal oxide including a first layer having a positive charge and a second layer having a negative charge which are laminated, a monolayer nanosheet exfoliated from the layered metal oxide, a nanosheet laminate of the monolayer nanosheets, or a combination thereof, wherein the dielectric material includes a two-dimensional layered material having a two-dimensional crystal structure and the two-dimensional layered material is represented by Chemical Formula 1.

A compound, or a pharmaceutically acceptable salt or ester thereof, having a structure of:

##STR00001## wherein X is a divalent linking moiety; and R.sup.1-R.sup.10 are each individually H, optionally-substituted alkyl, optionally-substituted alkoxy, optionally-substituted aryl, optionally-substituted cycloalkyl, optionally-substituted heterocyclic, halogen, amino, or hydroxy, provided that at least one of R.sup.3 or R.sup.8 is an optionally-substituted alkyl, a substituted alkoxy, optionally-substituted aryl, optionally-substituted cycloalkyl, optionally-substituted heterocyclic, or halogen.