A composition comprising

##STR00001##

In this composition Ar1 is independently selected from the group consisting of:

##STR00002##

and Ar2 is selected from

##STR00003##

Additionally in this composition, R.sub.1, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9, R.sub.11, and R.sub.12 are independently selected from F, Cl, H, unsubstituted or substituted branched alkyls with 1 to 60 carbon atoms, and unsubstituted or substituted linear alkyls with 1 to 60 carbon atoms; and the compositional ratio of x/y ranges from about 1/99 to about 99/1, and n ranges from 1 to 1,000,000.

A method of reacting

##STR00001##

with

##STR00002##

to produce

##STR00003##

In this method Y.sub.1 and Y.sub.2 are independently selected from the group consisting of: H, Cl, Br, I, and combinations thereof. Additionally in this method M is selected from the group consisting of H, trialkylstannane, boronate, or ZnX, wherein X is Cl, Br, or I. Furthermore in this method Z is a divalent linking group selected from the group consisting of:

##STR00004##

Lastly, in this method R.sub.1 is selected from: H, unsubstituted or substituted branched alkyls with 1 to 60 carbon atoms or unsubstituted or substituted linear alkyls with 1 to 60 carbon atoms.

The present disclosure provides fluorescent polyindenofluorene polymers or macromers with unique optical properties that are stable. The polymeric fluorophores are useful in various bioassays formats. The inventive polymers are useful in assays relying on fluorescence resonance energy transfer (FRET) mechanisms where two fluorophores are used.

A composition comprising ##STR00001##
In this composition Ar1 is independently selected from the group consisting of: ##STR00002##
and Ar2 is selected from ##STR00003##
Additionally in this composition, R.sub.1, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9, R.sub.11, and R.sub.12 are independently selected from F, Cl, H, unsubstituted or substituted branched alkyls with 1 to 60 carbon atoms, and unsubstituted or substituted linear alkyls with 1 to 60 carbon atoms; and the compositional ratio of x/y ranges from about 1/99 to about 99/1, and n ranges from 1 to 1,000,000.

There is provided a hole transport polymer having a carbazole group and an amino nitrogen having Formula I

##STR00001##

In the formula: Ar.sup.1, Ar.sup.2, and Ar.sup.4 are the same or different and are substituted or unsubstituted aryl groups or deuterated aryl groups; Ar.sup.3 is substituted or unsubstituted aryl groups or deuterated aryl groups; E is the same or different at each occurrence and is selected from the group consisting of H, D, halide, alkyl, aryl, siloxane, deuterated alkyl, deuterated aryl, deuterated siloxane, and a crosslinking group; R.sup.1-R.sup.2 are the same or different at each occurrence and are selected from the group consisting of D, F, CN, alkyl, fluoroalkyl, aryl, heteroaryl, amino, silyl, germyl, alkoxy, aryloxy, fluoroalkoxy, siloxane, siloxy, deuterated alkyl, deuterated partially-fluorinated alkyl, deuterated aryl, deuterated heteroaryl, deuterated amino, deuterated silyl, deuterated germyl, deuterated alkoxy, deuterated aryloxy, deuterated fluoroalkoxy, deuterated siloxane, deuterated siloxy, and crosslinking groups, wherein adjacent groups selected from R.sup.1 and R.sup.2 can be joined together to form a fused ring; a is an integer from 0-4; b is an integer from 0-3; and n is an integer greater than or equal to 1.

A polymer includes a first repeating unit and a second repeating unit forming a main chain, the first repeating unit including at least one first conjugated system, and the second repeating unit including at least one second conjugated system and a multiple hydrogen bonding moiety represented by Chemical Formula 1.

This application discloses a white-light hyperbranched conjugated polymer, a method for preparing the same and its use. The polymer uses a red phosphorescent Ir(III) complex as a core and polyfluorene derivative blue fluorescent materials as a framework which either contains or does not contain carbazole derivatives, and the white light hyperbranched polymers realize white-light emission by adjusting the content of the red phosphorescent Ir(III) complex connected using the complementation of blue and red color. The electroluminescent spectrum of the conjugated polymer in the present application covers the whole visible light emission area and is close to the pure white light emission, by which the conjugated polymer could be used as a material used in light-emitting layer to prepare the organic electroluminescent devices.

The invention relates to new conjugated semiconducting polymers containing thermally cleavable side groups. The thermally cleavable side groups are selected from among carbonate groups and carbamate groups, By thermally cleaving side groups, the solubility or the polymers can he reduced in a targeted manner. The polymers are used as semiconductors in organic electronic (OE) devices, especially in organic photovoltaic (OPV) devices, organic photodetectors (OPDs), organic light emitling diodes (OLEDs), and organic field effect transistors (OFETs).

Water-soluble, conjugated polymers containing one or more dibenzosilole monomer residues, as well as compositions, kits, and methods of making and using such polymers are disclosed. Also disclosed are dibenzosilole derivatives substituted with one or more water-solubilizing groups, and methods of making and using such derivatives to prepare water-soluble dibenzosilole polymers.

A reversible crosslinking reactant composition is provided. The composition includes at least one furan-group-containing oligomer and a bismaleimide compound having a structure represented by Formula (II) ##STR00001##
wherein the furan-group-containing oligomer is an oligomer having a structure represented by Formula (IV), an oligomer having a structure represented by Formula (V), or an oligomer having a first repeating unit and a second repeating unit, wherein the first repeating unit has a structure represented by Formula (VI), the second repeating unit has a structure represented by Formula (VII), ##STR00002##
wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, R.sup.8, R.sup.9, R.sup.10, R.sup.11, R.sup.12, R.sup.13, R.sup.14, R.sup.15, R.sup.16, R.sup.17, R.sup.18, R.sup.19, R.sup.20, R.sup.21, R.sup.22, R.sup.23, R.sup.24, R.sup.25, q, z and E are as defined in specification.