A method for preparing polycondensation products of guanidine, aminoguanidine or diaminoguanidine G with one or more benzyl or allyl derivatives BA according to the following reaction scheme is provided:

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wherein X, R.sub.1, Gua, Y and Z are as defined in the specification. In the disclosed method, at least one benzyl or allyl derivative BA is subjected to a polycondensation reaction with excessive guanidine, aminoguanidine or diaminoguanidine G upon elimination of HX.

A method for preparing polycondensation products of guanidine, aminoguanidine or diaminoguanidine G with one or more benzyl or allyl derivatives BA according to the following reaction scheme is provided:

##STR00001##

wherein X, R.sub.1, Gua, Y and Z are as defined in the specification. In the disclosed method, at least one benzyl or allyl derivative BA is subjected to a polycondensation reaction with excessive guanidine, aminoguanidine or diaminoguanidine G upon elimination of HX.

A pigment particle template and a method of fabricating the same, and a method of fabricating a pigment dispersion liquid are described. The method of fabricating the pigment particle template has steps of: providing a substrate; forming a covalent organic framework layer on the substrate, wherein the covalent organic framework layer has porous network structure; forming a first porous organic layer on the covalent organic framework layer; and replacing the substrate with a second porous organic layer. The present application is beneficial to production of nanoparticles with controllable particle size and uniform size by utilizing a controllable size of the covalent organic framework structure and a stability of a sandwich structure.

The present invention concerns the use of a compound having the following formula (I), for the preparation of a polymer. The present invention also concerns the polymers obtained from polymerization of compound of formula (I), and their processes of preparation.

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The present invention concerns the use of a compound having the following formula (I), for the preparation of a polymer. The present invention also concerns the polymers obtained from polymerization of compound of formula (I), and their processes of preparation.

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This conductive composition includes: a conductive polymer (a) having a sulfonic acid group and/or a carboxy group; a basic compound (b) having at least one nitrogen-containing heterocyclic ring and an amino group; an aqueous polymer (c) having a hydroxyl group (excluding the conductive polymer (a)); a hydrophilic organic solvent (d); and water (e).

An antibacterial polymer and a preparation method thereof are provided. The antibacterial polymer is obtained by polymerization of a polyol and a guanidine salt, and has the following structure:

##STR00001##

In the preparation method, non-toxic and non-irritating polyols are used as raw materials, wherein the non-toxic and non-irritating polyols are friendly to an environment and a human body.

A semiconductor composition for producing a semiconducting layer with consistently high mobility is disclosed. The semiconductor composition includes a diketopyrrolopyrrole-thiophene copolymer and an aromatic non-halogenated hydrocarbon solvent. The copolymer has a structure disclosed within. The aromatic non-halogenated aromatic hydrocarbon solvent contains sidechains having at least 2 carbon atoms and the aromatic ring contains at least 3 hydrogen atoms.

A conjugated azopolymer and methods for making same. The azopolymer includes a plurality of monomer units containing isoindigo with R.sup.1 and R.sup.2 substituent groups, wherein R.sup.1 can be one or more C1 to 30 hydrocarbons; and R.sup.2 can be H or F. The azopolymer can have a number average molecular weight (M.sub.n) of 4 to 20 kDa; a weight average molecular weight (M.sub.w) of 12 to 50 kDa; and a poly dispersity index (PDI) of 2 to 3. The polymer can further have selected maximal wavelengths (λ.sub.max) of 481 to 709 nm and electrochemical reduction events of −0.4 to −1.0 V against an Ag/AgCl reference electrode.

A battery cell formed of anode made from an n-type polymer and a cathode made from a p-type polymer with an electrolyte between the anode and the cathode. The anode and cathode are formed by depositing a compound that contains a non-volatile electrolyte that creates pathways in the deposited anode and the cathode. The n-type polymer and the p-type polymer are polymers that include a repeat unit of the following formula: