An organic semiconducting compound and an organic photoelectric component containing the same are provided. The organic semiconducting compound has a novel chemical structure to make the organic semiconducting compound have good response to the infrared light. The organic semiconducting compound can be applied to the organic photoelectric components such as organic photodetector (OPD), organic photovoltaic (OPV) cell, and organic field-effect transistor (OFET). Thus, the organic photoelectric components have better light absorption range and photoelectric response while in use.

An oligomer, composition, and composite material employing the same are provided. The oligomer can be a reaction product of a reactant (a) and a reactant (b). The reactant (a) is a reaction product of a reactant (c) and a reactant (d). The reactant (b) can be

##STR00001##

or a combination thereof, wherein a is 0 or 1, and R.sup.1 is independently hydrogen

##STR00002##

or and wherein b is 0-6; c is 0 or 1; and, d is 0-6. The reactant (c) is

##STR00003##

wherein R.sup.2 is C.sub.5-10 alkyl group. The reactant (d) is

##STR00004##

wherein e is 0-10.

The present disclosure provides an antimicrobial substrate including a substrate and a polythiophene polymer. The polythiophene polymer has a number of repeated monomer units from n is 5-14 or 30 to 120, a number average molecular weight (Mn) from 1,000 to 4,000 or 10,000 to 40,000; and a polydispersity index (PDI) from 1 to 1.3. The present disclosure also provides the polythiophene polymer and uses thereof.

A capacitor comprising an anode foil; and a conductive polymer layer on the anode foil. The conductive polymer layer comprises first particles comprising conductive polymer and polyanion and second particles comprising the conductive polymer and the polyanion wherein the first particles have an average particle diameter of at least 1 micron to no more than 10 microns. The second particles have an average particle diameter of at least 1 nm to no more than 600 nm.

The present disclosure provides an antimicrobial substrate including a substrate and a polythiophene polymer. The polythiophene polymer has a number of repeated monomer units from n is 5-14 or 30 to 120, a number average molecular weight (Mn) from 1,000 to 4,000 or 10,000 to 40,000; and a polydispersity index (PDI) from 1 to 1.3. The present disclosure also provides the polythiophene polymer and uses thereof.

An improved capacitor is provided wherein the capacitor comprising an anode foil; and a conductive polymer layer on the anode foil. The conductive polymer layer comprises first particles comprising conductive polymer and polyanion and second particles comprising the conductive polymer and the polyanion wherein the first particles have an average particle diameter of at least 1 micron to no more than 10 microns. The second particles have an average particle diameter of at least 1 nm to no more than 600 nm.

The present disclosure provides an antimicrobial substrate including a substrate and a polythiophene polymer. The polythiophene polymer has a number of repeated monomer units from n is 5-14 or 30 to 120, a number average molecular weight (Mn) from 1,000 to 4,000 or 10,000 to 40,000; and a polydispersity index (PDI) from 1 to 1.3. The present disclosure also provides the polythiophene polymer and uses thereof.

The present disclosure provides an antimicrobial substrate including a substrate and a polythiophene polymer. The polythiophene polymer has a number of repeated monomer units from n is 5-14 or 30 to 120, a number average molecular weight (Mn) from 1,000 to 4,000 or 10,000 to 40,000; and a polydispersity index (PDI) from 1 to 1.3. The present disclosure also provides the polythiophene polymer and uses thereof.

An oligomer, composition, and composite material employing the same are provided. The oligomer can be a reaction product of a reactant (a) and a reactant (b). The reactant (a) is a reaction product of a reactant (c) and a reactant (d). The reactant (b) can be ##STR00001##
or a combination thereof, wherein a is 0 or 1, and R.sup.1 is independently hydrogen or ##STR00002##
and wherein b is 0-6; c is 0 or 1; and, d is 0-6. The reactant (c) is ##STR00003##
wherein R.sup.2 is C.sub.5-10 alkyl group. The reactant (d) is ##STR00004##
wherein e is 0-10.

An oligomer, composition, and composite material employing the same are provided. The oligomer has a structure represented by Formula (I)

##STR00001##

wherein R.sup.1 and R.sup.2 are independently hydrogen, C.sub.1-20 alkyl group, C.sub.2-20 alkenyl group, C.sub.6-12 aryl group, C.sub.6-12 alkylaryl group, C.sub.5-12 cycloalkyl group, C.sub.6-20 cycloalkylalkyl group, alkoxycarbonyl group, or alkylcarbonyloxy group; R.sup.1 is not hydrogen when R.sup.2 is hydrogen; a is 0 or 1; n0; m1; n:m is from 0:100 to 99:1; the oligomer has a number average molecular weight of less than or equal to 12,000; and the repeat unit

##STR00002##

and the repeat unit

##STR00003##

are arranged in a random or block fashion.