A polydentate organic ligand has a triphenylamine-pyridine substituted triazole structure with the structural formula I. The polydentate organic ligand having the triphenylamine-pyridine substituted triazole structure and the metal ion are coordinated and driven to synthesize a series of metallo-supramolecular polymers, and the prepared metallo-supramolecular polymers have stable electroactivity, rapid color-switching speeds, and excellent electrochromic performance.

A polydentate organic ligand has a triphenylamine-pyridine substituted triazole structure with the structural formula I. The polydentate organic ligand having the triphenylamine-pyridine substituted triazole structure and the metal ion are coordinated and driven to synthesize a series of metallo-supramolecular polymers, and the prepared metallo-supramolecular polymers have stable electroactivity, rapid color-switching speeds, and excellent electrochromic performance.

A polydentate organic ligand has a triphenylamine-pyridine substituted triazole structure with the structural formula I. The polydentate organic ligand having the triphenylamine-pyridine substituted triazole structure and the metal ion are coordinated and driven to synthesize a series of metallo-supramolecular polymers, and the prepared metallo-supramolecular polymers have stable electroactivity, rapid color-switching speeds, and excellent electrochromic performance.

A polydentate organic ligand has a triphenylamine-pyridine substituted triazole structure with the structural formula I. The polydentate organic ligand having the triphenylamine-pyridine substituted triazole structure and the metal ion are coordinated and driven to synthesize a series of metallo-supramolecular polymers, and the prepared metallo-supramolecular polymers have stable electroactivity, rapid color-switching speeds, and excellent electrochromic performance.

A plant for hydrogenation of methylenedianiline with a hydrogen donor has a conditioning unit for the reactants, a reactor unit and a separation unit. The reactor unit has at least one fixed bed reactor as main reactor with an immobile catalyst packing, and the separation unit has at least a first separation stage having at least one apparatus for removing the solvent, and wherein a second separation stage has at least one apparatus for separation of at least one reactant and/or at least one by-product from the PACM product.

A plant for hydrogenation of methylenedianiline with a hydrogen donor has a conditioning unit for the reactants, a reactor unit and a separation unit. The reactor unit has at least one fixed bed reactor as main reactor with an immobile catalyst packing, and the separation unit has at least a first separation stage having at least one apparatus for removing the solvent, and wherein a second separation stage has at least one apparatus for separation of at least one reactant and/or at least one by-product from the PACM product.

A plant for continuous catalytic hydrogenation of methylenedianiline (MDA; reactant1) with a hydrogen donor (reactant2), especially a gaseous hydrogen donor, preferably hydrogen (H2), including a conditioning unit for the reactants, a reactor unit for synthesis of PACM, and a separation unit, wherein the conditioning unit includes at least part of the length of the (feed) conduits for reactant1, reactant2 and at least one solvent, at least one heat exchanger in at least one (feed) conduit, at least one mixer for mixing the reactants and/or at least one reactant with at least one solvent; the reactor unit includes at least one fixed bed reactor as main reactor with an immobile catalyst packing.

A plant for continuous catalytic hydrogenation of methylenedianiline (MDA; reactant1) with a hydrogen donor (reactant2), especially a gaseous hydrogen donor, preferably hydrogen (H2), including a conditioning unit for the reactants, a reactor unit for synthesis of PACM, and a separation unit, wherein the conditioning unit includes at least part of the length of the (feed) conduits for reactant1, reactant2 and at least one solvent, at least one heat exchanger in at least one (feed) conduit, at least one mixer for mixing the reactants and/or at least one reactant with at least one solvent; the reactor unit includes at least one fixed bed reactor as main reactor with an immobile catalyst packing.

A plant for hydrogenation of methylenedianiline (MDA; reactant1) with a hydrogen donor (reactant2), especially a gaseous hydrogen donor, preferably hydrogen (H2), including a conditioning unit for the reactants, a reactor unit and a separation unit, wherein the conditioning unit includes at least part of the length of the (feed) conduits for reactant1, reactant2 and at least one solvent, at least one heat exchanger in at least one (feed) conduit, at least one mixer for mixing the reactants and/or at least one reactant with at least one solvent; the reactor unit includes at least one fixed bed reactor as main reactor with an immobile catalyst packing.

A plant for hydrogenation of methylenedianiline (MDA; reactant1) with a hydrogen donor (reactant2), especially a gaseous hydrogen donor, preferably hydrogen (H2), including a conditioning unit for the reactants, a reactor unit and a separation unit, wherein the conditioning unit includes at least part of the length of the (feed) conduits for reactant1, reactant2 and at least one solvent, at least one heat exchanger in at least one (feed) conduit, at least one mixer for mixing the reactants and/or at least one reactant with at least one solvent; the reactor unit includes at least one fixed bed reactor as main reactor with an immobile catalyst packing.