The present invention relates to a ligand-containing conjugated microporous polymer, which is obtained by covalent coupling of a conjugated microporous polymer and a uranium complexing ligand. The conjugated microporous polymer comprises an aromatic ring and/or a heterocyclic ring. The uranium complexing ligand is selected from the group consisting of a compound with a group containing phosphorus, a compound with a group containing nitrogen, and a compound with a group containing sulfur. The invention further provides use of the ligand-containing conjugated microporous polymer as a uranium adsorbent. The ligand-containing conjugated microporous polymer the invention is capable of adsorbing the radioactive element uranium in strongly acidic and strong-radiation environments.

Black photoactive materials that comprise synthetic eumelanin polymers are provided, as are methods of making and using the polymers. The synthetic eumelanin polymers are made from the plant oil vanillin, and exhibit defined structural and chemical characteristics (e.g. homogeneity, solubility, etc.) that make them suitable for use in devices that require photoactive materials, such as solar cells.

A method and sensor array for identification of an analyte is disclosed. The method comprises preparing a plurality of solutions at a plurality of pH values of at least one fluorescent poly(para-phenyleneethynylene) and its complex(es), exposing the complex analyte to the plurality of the solutions and measuring the fluorescence intensity of the exposed complex analyte. The fluorescence intensity is compared with a library and the complex analyte identified from the comparison.

Various embodiments relate to p-phenylene ethynylene compounds as bioactive and detection agents. In various embodiments, the present invention provides a method of inducing germination of microbial spores including contacting the microbial spores with a p-phenylene ethynylene compound. In various embodiments, the present invention provides a method for detecting an enzyme, a method of protein analysis, or a method of detecting a chemical agent, including introducing a p-phenylene ethynylene compound to a composition including an enzyme substrate, and analyzing the fluorescence of the p-phenylene ethynylene compound. Various embodiments provide sensors that include a p-phenylene ethynylene compound and an enzyme substrate.

A polybenzodifuran ladder polymer is disclosed.

Provided herein is a narrow-range polyacetylene ester compound and a preparation method. The narrow-range polyacetylene ester compound has a structural formula as represented by formula (I). The method includes: in atmospheric carbon dioxide environment, a bifunctional alkyne monomer, carbon dioxide, and a dihalide monomer perform polymerization reaction by means of a combined action of a catalyzer and alkali, dissolve the product into an organic solvent, then add same to a precipitant for precipitation, collect precipitates, and dry same to the constant weight to obtain the narrow-range polyacetylene ester compound. The reaction is carried out in atmospheric carbon dioxide atmosphere, and carbon dioxide is involved as a monomer in the formation of a polymer. The obtained narrow-range polyacetylene ester compound has good thermal stability and excellent processability. Due to introduction of an aggregation-induced emission group, some polymers show a typical aggregation-induced emission performance.

##STR00001##

The present disclosure provides novel poly(phenylene ethynylene) (PPE) compounds, methods for synthesizing these compounds, and materials and substances incorporating these compounds. The various PPEs show antibacterial, antiviral and antifungal activity.

The present invention provides novel methods and processes for polymerizing unsaturated substrates, such as alkyne bearing monomers, with arenes. The polymerizations are catalyzed by gold (Au) catalysts/complexes and/or other cocatalysts. The invention further provides novel structurally complex polymers prepared in high yield via an intermolecular polyhydroarylation mechanism. Such resulting products comprise oligomeric and polymeric materials with novel molecular architectures and microstructures, which subsequently impart unique properties. The invention includes both the synthesis methods and processes and the resulting compounds and compositions of matter.

The present invention provides a polymer, a method for preparing the same, and a solar cell comprising the polymer having a structure represented by Formula I,

##STR00001##

the polymer has excellent interface-modified property, water resistance and/or excellent electron-transporting property, and thus can be effectively used to prepare solar cells. The polymer not only can significantly improve the hydrophobic property of the thin film surface of the solar cell, thereby protecting the intermediate active layer of the cell from moisture in the air so as to improve the lifetime of the cell device, but also can be used for large-area processing to prepare a flexible cell device.

The present invention relates to a ligand-containing conjugated microporous polymer, which is obtained by covalent coupling of a conjugated microporous polymer and a uranium complexing ligand. The conjugated microporous polymer comprises an aromatic ring and/or a heterocyclic ring. The uranium complexing ligand is selected from the group consisting of a compound with a group containing phosphorus, a compound with a group containing nitrogen, and a compound with a group containing sulfur. The invention further provides use of the ligand-containing conjugated microporous polymer as a uranium adsorbent. The ligand-containing conjugated microporous polymer the invention is capable of adsorbing the radioactive element uranium in strongly acidic and strong-radiation environments.