[EN] METHOD FOR THE PREPARATION OF PHOTOALIGNING POLYMER MATERIALS AND COMPOSITIONS [FR] PROCÉDÉ DE PRÉPARATION DE MATÉRIAUX POLYMÈRES DE PHOTOALIGNEMENT ET COMPOSITIONS
The present invention relates to photoreactive compounds that are particularly useful in materials for the alignment of liquid crystals.
本发明涉及光反应性化合物,特别适用于液晶对准材料的制作。
[EN] CYANOSTILBENES<br/>[FR] CYANOSTILBÈNES
申请人:ROLIC AG
公开号:WO2014191292A1
公开(公告)日:2014-12-04
The present invention relates to novel compounds that are particularly useful for the alignment, especially photoalignment, of slave material, especially liquid crystals for optical or electro-optical applications, such as security applications, liquid crystal devices or optical or electro-optical films.
Hybrid polymer materials for liquid crystal alignment layers
申请人:——
公开号:US20030232930A1
公开(公告)日:2003-12-18
The present invention provides novel hybrid polymer optical alignment layers for inducing alignment of a liquid crystal medium. Hybrid polymers of this invention are prepared from at least one component selected from the group consisting of monomer, macromonomer and polymer within the class of polyimides, poly(amic acids) and esters thereof and at least one component selected from the group consisting of addition monomer and functionalized addition polymer wherein the two components are covalently bonded to form a copolymer. The invention further describes liquid crystal displays comprising the novel branched hybrid polymer optical alignment layers.
HYBRID POLYMER MATERIALS FOR LIQUID CRYSTAL ALIGNMENT LAYERS
申请人:Gibbons Wayne M.
公开号:US20100103358A1
公开(公告)日:2010-04-29
The present invention provides novel hybrid polymer useful for alignment layers for inducing alignment of a liquid crystal medium. Hybrid polymers of this invention are prepared from at least one component selected from the group consisting of monomer, oligomer and polymer within the class of polyimides, poly(amic acids) and esters thereof and at least one component selected from the group consisting of addition monomer and functionalized addition polymer wherein the two components are covalently bonded to form a copolymer. The invention further describes liquid crystal optical elements such as all liquid crystal display products or modes, liquid crystal devices and liquid crystal optical films comprising the novel hybrid polymer alignment layers.
The present invention relates to novel photoactive polymer materials their use as orienting layer for liquid crystals, which are used for the production of non-structured and structured optical elements or electro-optical elements and multi-layer systems.