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.

The invention relates to a hydrocarbon polymer comprising two exo-vinylene cyclic carbonate terminal groups, of formula (1), production method thereof and use of same for the production of coating, mastic and adhesive compositions.

A charge transport material which can be used for an organic electronic element and contains a charge transport polymer capable of improving the element characteristics is provided, and an ink composition containing the material is also provided. Further, an organic electronic element and an organic EL element having excellent element characteristics, and a display element, an illumination device and a display device that use these elements are also provided. More specifically, an organic electronic material containing a charge transport polymer or oligomer having at least one structural unit containing a substituted or unsubstituted dibenzofuran structure or dibenzothiophene structure is provided.

A cyclopentene ring-opening copolymer having a branch structure contains a structure in which at least four cyclopentene ring-opening polymer chains are linked via a branch-structural unit. At least part of the cyclopentene ring-opening polymer chains is terminally modified.

Hydrocarbon copolymer P comprising 2 alkoxysilane end groups F.sup.1 and F.sup.2 of formulae: F.sup.1 : (RO).sub.3-tR.sub.tSiRNHC(O)O(CH.sub.2)g.sub.1 and F2: (CH.sub.2).sub.d1OC(O)NHRSiR.sub.tOR).sub.3-t; or F.sup.1: (RO).sub.3-tR.sub.tSiRNRC(O)NH(CH.sub.2).sub.g1 and F.sup.2: (CH.sub.2).sub.d1NHC(O)NRRSiR.sub.t(OR).sub.3-t; or F1: (RO).sub.3-tR.sub.tSiRNRC(O)(CH.sub.2).sub.g2 and F.sup.2: (CH.sub.2).sub.d2C(O)NRRSiR.sub.t(OR).sub.3-t; wherein t is 0, 1 or 2; g1 and d1 are 1, 2 or 3; g2 and d2 are 0, 1, 2 or 3; R and R represent a C.sub.1-C.sub.4 alkyl; R is a C.sub.1-C.sub.4 alkylene radical; R is method for producing the copolymer, by heating a statistical bipolymer A: poly(butadiene-isoprene), poly(butadiene-myrcene) or poly(butadiene-farnesene); and heating the formed product, in the presence of a chain transfer agent of formula (C) and adhesive composition of the copolymer and a crosslinking catalyst.

A resin composition is provided, which includes 1 part by weight of (a) thermally conductive resin with a biphenyl group, 1.0 to 10.0 parts by weight of (b) polyphenylene oxide, 0.01 to 5.0 parts by weight of (c) hardener, and 0.1 to 5.0 parts by weight of (d) inorganic filler. (d) Inorganic filler is boron nitride, aluminum nitride, silicon nitride, silicon carbide, aluminum oxide, carbon nitride, octahedral carbon, or a combination thereof with a surface modified by iron-containing oxide. (d) Inorganic filler is sheet-shaped or needle-shaped.

Water soluble light harvesting multichromophores that have an ultraviolet absorption maximum are provided. In some embodiments, the multichromophores include a conjugated segment including a fused 6-5-6 tricyclic co-monomer and a UV absorbance-modifying co-monomer. The multichromophores may include an acceptor chromophore covalently linked to the multichromophore in energy-receiving proximity therewith. In some embodiments, a specific binding member is covalently linked to the multichromophore. Also provided are methods of evaluating a sample for the presence of a target analyte and methods of labelling a target molecule using compositions including the light harvesting multichromophores. Kits and systems for practicing the subject methods are also provided.

The present invention relates to a polymer having a novel structure used in a process for manufacturing a semiconductor and a display; an underlayer film composition for a process for manufacturing a semiconductor and a display, including the same; and a method for manufacturing a semiconductor element by using the same. The novel polymer of the present invention has both optimized etch selection ratio and planarization properties and excellent heat resistance, and thus the underlayer film composition including the same can be used as a hard mask in a semiconductor multilayer lithography process.

Described herein are associative polymers capable of controlling a physical and/or chemical property of non-polar compositions that can be used when the non-polar composition is in a flow, and related compositions, methods and systems. Associative polymers herein described have a non-polar backbone with a longest span having a molecular weight that remains substantially unchanged under the flow conditions and functional groups presented at ends of the non-polar backbone, with a number of the functional groups presented at the ends of the non-polar backbone formed by associative functional groups capable of undergoing an associative interaction with another associative functional group with an association constant (k) such that the strength of each associative interaction is less than the strength of a covalent bond between atoms and in particular less than the strength of a covalent bond between backbone atoms.

Water-soluble photoactive polymers, included polymer tandem dyes, as described as well as methods for their preparation and use. The photoactive polymers can be prepared by direct modification of core polymers (e.g., violet excitable polymers) with dyes or other functional groups. Methods of detecting analytes using the polymers are also described.