摘要:
An organic photoconductor includes: a conductive substrate; a charge generation layer on the conductive substrate; and a charge transport layer on the charge generation layer. An overcoat layer is formed on the charge transport layer. The overcoat layer is a latex polymer in which a charge transport material is dispersed.
摘要:
A doped protective coating for extending a lifetime of an organic photoconductor is provided. The coating includes an in-situ cross-linked polymer matrix and a substantially uniformly distributed dopant therein. The dopant comprises a charge transport molecular species. A process for coating the organic photoconductor and a coated organic photoconductor are also disclosed.
摘要:
A doped protective coating for extending a lifetime of an organic photoconductor is provided. The coating includes an in-situ cross-linked polymer matrix and a substantially uniformly distributed dopant therein. The dopant comprises a charge transport molecular species. A process for coating the organic photoconductor and a coated organic photoconductor are also disclosed.
摘要:
Copolymers for luminescent enhancement in reflective display applications comprise a functionalized fluorene moiety, including a functional group selected from water-soluble functional groups and/or alcohol-soluble functional groups, and a heterocyclic ring moiety selected from the group consisting of substituted carbazole derivatives, substituted benzothiadiazole derivatives, and substituted phenothiazine derivatives, wherein the respective substituted derivatives include a functional group selected from water-soluble functional groups and/or alcohol-soluble functional groups. Composite materials comprising the copolymers and photoluminescent dyes are also provided, as is a luminescence-based sub-pixel (100).
摘要:
An emissive semi-interpenetrating polymer network (E-semi-IPN) includes a semi-interpenetrating polymer network and an emissive material interlaced in the polymer network. The semi-interpenetrating polymer network includes in a crosslinked state one or more of a polymerized organic monomer and a polymerized organic oligomer, polymerized water soluble polymerizable agent, and one or more polymerized polyfunctional cross-linking agents. The E-semi-IPN may be employed as an E-semi-IPN layer (16, 36, 56) in organic light emitting devices (10, 20, 30, 40).
摘要:
A polymer-nanoparticle composition of formula II includes a polymer of formula I. The polymer has two portions. One portion of the polymer includes a binding group that binds to a nanoparticle. The other portion of the polymer includes a hydrophobic moiety.
摘要:
An alcohol-soluble organic coating including a hole transport material formed on a surface of organic photoconductor is provided. The coating comprises a cationic alternate fluorene-based copolymer with phosphonium salt terminal groups embedded in an in-situ cross-linked polymer.
摘要:
A fluorene-based copolymer of formula I includes a monomeric unit that includes a fluorene group and at least one steric hindering chemical group to provide sufficient steric interaction such that the spatial conformation of the fluorene-based copolymer is substantially non-planar. The fluorene-based copolymer exhibits UV light emission.
摘要:
An organic photoconductor includes: a conductive substrate; a charge generation layer formed on the conductive substrate; a charge transport layer formed on the charge generation layer; and a protective coating formed on the charge transport layer. The protective coating comprises nanoparticles incorporated in an in-situ cross-linked polymer matrix. A process for increasing mechanical strength in an organic photoconductor is also provided.
摘要:
The present disclosure is directed towards emissive dendrimer compositions, luminescence-based pixels, luminescence-based sub-pixels, and associated methods with an emissive dendrimer having various structures as described herein.