The present disclosure relates to a polyimide precursor composition comprising an amic acid ester oligomer of formula (I): ##STR00001## wherein r, R.sub.x, G, P and R are as defined in the specification. Also, a use of the polyimide precursor composition and a polyimide made from the polyimide precursor composition.

Provided are poly(arylamine)s. The polymers can be redox active. The polymers can be used as electrode materials in, for example, electrochemical energy storage systems. The polymers can be made by electropolymerization on a conducting substrate (e.g., a current collector).

The present disclosure relates to antimicrobial polymers which impart prolonged antimicrobial activity to a surface or in a solution, the polymers comprising as repeating monomers a polymerizable cyclic moiety forming part of the polymer backbone and an anti-microbial moiety such as a quaternary ammonium moiety in the side chain. The polymer may further comprise polymerizable units of at least one unsaturated monomer having an ethylenically unsaturated double or triple bond.

Polyguanidines and methods of use thereof are described. In particular, polyguanidines of formula (I), formula (II), and formula (III) are described. The polyguanidines can be used to treat infection, such as bacterial, viral or fungal infection, and as an ex vivo microbial agent. ##STR00001##

The present invention relates to perfluoropyridine derived aromatic monomers and processes of making and using same. Such monomers can be easily and selectively functionalized and yet still synthesized by an efficient and environmentally friendly pathway. In addition, such monomers can be used to produce polymers with highly satisfactory char yields.

The present disclosure relates to a polyimide precursor composition comprising an antic acid ester oligomer of formula (I):

##STR00001## wherein r, R.sub.x, G, P and R are as defined in the specification. Also, a use of the polyimide precursor composition and a polyimide made from the polyimide precursor composition.

The present invention relates to a crosslinking agent compound in which a terminal crosslinkable functional group is capped with a silane-based protecting group, a photosensitive composition including the same, and a photosensitive material using the same.

Luminescent reporter compounds that are rotaxanes having the structure

##STR00001##

where BZC is a reporter molecule based on a squaraine type molecule, or similar reporter, and K is a macrocycle that encircles and interlocks with the reporter molecule. Applications of the reporter compounds are provided, as well as reactive intermediates used to synthesize the reporter compounds, and methods of synthesizing the reporter compounds.

A liquid crystal aligning agent composition for preparing a liquid crystal alignment film having enhanced stability and exhibiting excellent electrical characteristics, a method for preparing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the liquid crystal alignment film.

A resin composition and an article made from the resin composition are provided. The resin composition comprises: 30 parts by weight of thermosetting resin; 50 to 125 parts by weight of maleimide resin; and 5 to 35 parts by weight of monofunctional long-chain alkyl acrylate monomer. The resin composition is capable of achieving a proper viscosity and a good filling property whiling maintaining a high glass transition temperature.