Abstract: The present application discloses a method for preparing polyester polyol comprising performing transesterification of raw materials containing inorganic oxyacid ester and polyhydric alcohol to obtain the polyester polyol. The polyester polyol obtained by the method described in the present application has higher heat resistance.

Abstract: Boronic acid monomers, methods of making boronic acid monomer, and the like, are provided. Embodiments of the present disclosure are advantageous in that the boronic acid monomers are water soluble at a neutral pH, which is uncommon for boronic acids. As a result, the boronic acid monomers can be used in aqueous polymerization reactions with other hydrophilic monomers to yield polymers including boronic acids and esters.

Abstract: Provided is an organic compound represented by the following general formula [1], the compound having an absorption peak in a long wavelength region: where Ar1 and Ar2 each represent an aryl group having 6 or more and 18 or less carbon atoms or the like, R1 and R2 each represent an alkyl group or the like, R3 represents a hydrogen atom or the like, Y1 to Y3 are each independently selected from a methine group and a nitrogen atom, R4 represents a substituent represented by the general formula [1-1] or the like, and R5 represents a hydrogen atom or a substituent.

Abstract: An object of the present invention is to provide a composition capable of manufacturing an organic thin film transistor having excellent carrier mobility even under low temperature conditions. The composition of the present invention contains a compound represented by Formula (1) and an alcohol represented by Formula (S1).

Abstract: Embodiments of the invention are directed to yellow/orange-to-transmissive conjugated polymers, a method to prepare the yellow/orange conjugated polymers, and an electrochromic and/or electroluminescent device comprising the neutral state yellow/orange conjugated polymers as one of a plurality of primary subtractive colored conjugated polymers. The yellow/orange conjugated polymers show enhanced redox stability and can have a (D2Arz)n structure with a dioxyheterocycle repeating unit or a (DArz)n structure with a dioxythiophene monomer that has at least one substituted carbon ? to an oxygen of the monomer; and where the one to three Ar groups have at least one carbon ? to the carbon attached to a D unit substituted that has at least 5 atoms in the substituent. The yellow/orange conjugated polymers show enhanced redox stability. The yellow/orange conjugated polymers are prepared by cross-condensation reactions.

Abstract: A method is provided for producing an aromatic compound, including a step of mixing a compound represented by formula (A) and a compound represented by formula (B): in the presence of at least one phosphine compound selected from the group consisting of a phosphine represented by formula (C) and a phosphonium salt represented by formula (D): a base, a palladium compound, and an aprotic organic solvent.

Abstract: A method for producing a polyether ether ketone is disclosed. The method includes the following steps: a) causing a disubstituted benzophenone of the general formula (I) to react with a benzene derivative of the general formula (II), wherein A is a carbon atom provided with a protecting group; R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, each independently of one another, are H, D, OH, X, substituted or unsubstituted C1-C5-alkyl or substituted or unsubstituted C6-C10-aryl; X is F, Cl, Br or I; Z, Z?, Z?, Z??, each independently of one another, are OH, OMe, Me(OH)m MeR13m or Me; m is 1, 2, 3 or 4; R13 is metal, alkali metal or alkaline earth metal and Me is metal, alkali metal or alkaline earth metal. Subsequently, the product formed in step a) is deprotected in step b) in order to obtain a polyether ether ketone of the general formula (III): wherein G, G?, each independently of one another, are O or C and n is an integer which is greater than 10.

Abstract: A polymer compound is provided having constitutional units of formula (1) and formula (2), and a constitutional unit of formula (3) and/or (4?): wherein Ar1 to Ar4, Ar20, Ar30? and Ar40 represent arylene groups or the like; Ar5 to Ar7 represent aryl groups or the like; Ar8 represents (2+p)-valent aromatic hydrocarbon group or the like; Ar10 represents (2+n)-valent aromatic hydrocarbon group or the like; R1 represents alkyl group or the like; La, Lb, Lg and Lh represent alkylene groups or the like; LA and LD represent oxygen atoms or the like; Q1 represents monovalent crosslinkable group; Q2? to Q4? represent monovalent crosslinkable groups or the like; x, y, c, nA and nD represent 0 or 1; p represents integer of 1 or greater.; na and ng represent integer of 0 to 3; nb and nh represent integer of 0 to 12; and n represents integer of 1 to 4.

Abstract: The present invention relates to cross-linkable and cross-linked polymers, methods for the production thereof, the use of said cross-linked polymers in electronic devices, especially in OLEDs (OLED=Organic Light Emitting Diode), and to electronic devices, especially organic electroluminescent devices which contain the cross-linked polymers.

Abstract: Disclosed is a compound containing a divalent group represented by formula (I).

Abstract: A polymer compound including: the repeating unit shown in the following formula (I) (wherein: Ar1 represents an arylene group, a divalent heterocyclic group, or a divalent aromatic amine; J1 and J2 each represent a direct bond, an alkylene group, or a phenylene group, and X1 represents an oxygen atom or a sulfur atom; i is an integer from 0 to 3; j is 0 or 1; m is 1 or 2; and R1 represents a hydrogen atom, an alkyl group, an alkoxy group, or the like) and the repeating unit shown in the following formula (II) (wherein: Ar2 represents a fluorene-diyl group; J3 and J4 each represent a direct bond, an alkylene group, or a phenylene group; X2 represents an oxygen atom or a sulfur atom; k is an integer from 0 to 3; l is 0 or 1; and n is 1 or 2).

Abstract: The present invention relates to polymers comprising one or more (repeating) unit(s) of the formula *?A-D?* (I), or a polymer of formula *?A-D?x?B-D?y* (II), or *?A-D?r?B-D?s?A-E?t?B-E?u (III), and their use as organic semiconductor in organic devices, especially in organic photovoltaics (solar cells) and photodiodes, or in a device containing a diode and/or an organic field effect transistor. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers according to the invention are used in organic field effect transistors, organic photovoltaics (solar cells) and photodiodes.

Abstract: In a method of forming a polyacetal or polyketal, a specific acetal- or ketal-containing bis(aryl)acetal is coupled with itself or a comonomer in the presence of a catalyst and a base. The polymerization reaction tolerates hydroxyl and other functional groups on the bis(aryl)acetal. Among other applications, the polyacetals and polyketals are useful components of photoresist compositions.

Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing suchorganic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin filmtransistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltatic (OPV) cells, sensors, memory elements and logic circuits.

Abstract: A family of carboxylic acid group containing fluorene/fluorenon copolymers is disclosed as binders of silicon particles in the fabrication of negative electrodes for use with lithium ion batteries. These binders enable the use of silicon as an electrode material as they significantly improve the cycle-ability of silicon by preventing electrode degradation over time. In particular, these polymers, which become conductive on first charge, bind to the silicon particles of the electrode, are flexible so as to better accommodate the expansion and contraction of the electrode during charge/discharge, and being conductive promote the flow battery current.

Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as the semiconducting material for use in formulations for organic thin film transistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.

Abstract: The present invention is a silicon-containing resist underlayer film-forming composition containing a condensation product and/or a hydrolysis condensation product of a mixture comprising: one or more kinds of a compound (A) selected from the group consisting of an organic boron compound shown by the general formula (1) and a condensation product thereof and one or more kinds of a silicon compound (B) shown by the general formula (2). Thereby, there can be provided a silicon-containing resist underlayer film-forming composition being capable of forming a pattern having a good adhesion, forming a silicon-containing film which can be used as a dry-etching mask between a photoresist film which is the upperlayer film of the silicon-containing film and an organic film which is the underlayer film thereof, and suppressing deformation of the upperlayer resist during the time of dry etching of the silicon-containing film; and a patterning process.

Abstract: A polymer comprising an optionally substituted repeat unit of formula (I): wherein R1 and R2 in each occurrence are independently selected from H or a substituent; R1 and R2 may be linked to form a ring; and A is an optionally substituted linear, branched or cyclic alkyl group.

Abstract: In a method of forming a polyacetal or polyketal, a specific acetal- or ketal-containing bis(aryl)acetal is coupled with itself or a comonomer in the presence of a catalyst and a base. The polymerization reaction tolerates hydroxyl and other functional groups on the bis(aryl)acetal. Among other applications, the polyacetals and polyketals are useful components of photoresist compositions.

Abstract: Energy efficient optoelectronic devices include an electroluminescent layer containing a polymer made up of structural units of formula I and II; wherein R1 and R2 are independently C22-44 hydrocarbyl, C22-44 hydrocarbyl containing one or more S, N, O, P, or Si atoms, oxaalkylaryl, or a combination thereof; R3 and R4 are independently H, C1-44 hydrocarbyl or C1-44 hydrocarbyl containing one or more S, N, O, P, or Si atoms, or R3 and R4, taken together, form a C2-10 monocyclic or bicyclic ring containing up to three S, N, O, P, or Si heteroatoms; and X is S, Se, or a combination thereof.

Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as the semiconducting material for use in formulations for organic thin film transistor (OTFT backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.

Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin film transistor (OFET) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.

Abstract: The invention relates to polymers containing dibenzocycloheptene structural units, to a method for the production thereof, and to blends and formulations containing said polymers. The invention further relates to the use of the polymers or blends according to the invention in electronic devices and to electronic devices, in particular OLEDs, containing the polymers or blends according to the invention.

Abstract: A polymer comprising a first repeat unit comprising ArhX2 wherein ArhX2 comprises a substituted or unsubstituted heteroaryl group and each X is the same or different and independently comprises a substituted or unsubstituted aryl or heteroaryl group and a second repeat unit that is adjacent to the first repeat unit wherein each X that is part of a main body of the polymer backbone is directly conjugated to the second repeat unit.

Abstract: Conjugated polymers (CPs) achieve directed alignment along an applied flow field and a dichroic ratio of as high as 16.67 in emission from well-aligned thin films and fully realized anisotropic optoelectronic properties of CPs in field-effect transistor (FET).

Abstract: A polymer comprising one or more optionally substituted repeat units of formula (I): (I) wherein each Ar1 independently represents a substituted or unsubstituted aromatic or heteroaromatic group; each Ar2 independently represents a substituted or unsubstituted aromatic or heteroaromatic group; n and m in each occurrence is at least 1; and R1 and R2 are substituents wherein R1 and R2 are different.

Abstract: The present invention relates to hyperbranched polymers, to a process for the preparation thereof, and to the starting compounds necessary for the preparation. The present invention furthermore relates to the use of the hyperbranched polymers according to the invention in electronic devices and to the electronic devices themselves.

Abstract: An alcohol-soluble organic coating including a hole transport material formed on a surface of organic photoconductor is provided. The coating comprises a cationic alternate fluorene-based copolymer with phosphonium salt terminal groups embedded in an in-situ cross-linked polymer.

Abstract: The present invention relates to a process for producing a composite material composed of a) at least one oxidic phase and b) an organic polymer phase. The copolymerization of at least one compound of the formula I [(ArO)mMOnRrHp]q??(I) in which M is B, Al, Ga, In, Si, Ge, Sn, P, As or Sb, Ar is phenyl or naphthyl, R is alkyl, alkenyl, cycloalkyl or aryl, where aryl is unsubstituted or may have one or more substituents, with formaldehyde or formaldehyde equivalents, in a reaction medium which is essentially anhydrous, to obtain a composite material having an arrangement of phase domains similar to those nanocomposite materials obtainable by twin polymerization, and to the use of the composite material for production of gas storage materials, rubber mixtures, low-K dielectrics and electrode materials for lithium ion batteries.

Abstract: The invention relates to organic semiconductive polymers comprising a new backbone system, monomers for the preparation of such polymers, methods for the preparation of such polymers and the use of such polymers in organic optoelectronic devices.

Abstract: The present invention relates to polymers comprising one or more (repeating) unit(s) of the formula (I), and compounds of formula (III), wherein Y, Y15, Y16 and Y17 are independently of each other a group of formula (A), (B) or (C) and their use as IR absorber, organic semiconductor in organic devices, especially in organic photovoltaics and photodiodes, or in a device containing a diode and/or an organic field effect transistor. The polymers and compounds according to the invention can have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers and compounds according to the invention are used in organic field effect transistors, organic photovoltaics and photodiodes.

Abstract: A polymer including a structural unit represented by the following formula (A). In the formula (A), P is independently a group represented by the following formula (P), a is an integer of 2 to 5, and b is an integer of 0 to 5. In the formula (P), A is independently a nitrogen atom or CR; X is a single bond, O, S, C(R)2 or NR. R is independently a hydrogen atom, a substituted or unsubstituted alkyl group including 1 to 20 carbon atoms or the like, or a single bond used for bonding to another P or L, provided that at least one R contained in (P)a is represented by any one of the following formulas (3) to (7).

Abstract: Oligophenylene monomers for the synthesis of polymeric precursors for the preparation of graphene nanoribbons, the polymeric precursors, and methods for preparing them, as well as methods for preparing the graphene nanoribbons from the polymeric precursors and the monomers are provided.

Abstract: A polymer comprising units ?, ?, ? and ? wherein: unit ? is present at 30 mole % to 60 mole % and is an optionally substituted arylene; unit ? is present at 1 mole % to 30 mole % and is a unit comprising an optionally substituted fluorene; unit ? is present at 1 mole % to 40 mole % and comprises aryl substituted nitrogen, or an optionally substituted triazine; unit ? is present at 0.5 mole % to 15 mole % and comprises an iridium complex; and optionally up to 20 mole % of other units if the total of ?, ?, ? and ? is less than 100 mole %.

Abstract: Disclosed is a semiconductor polymer having the following structure:

Abstract: Disclosed are compositions and synthesis methods that pertain to biocompatible polymeric capsules capable of undergoing backbone degradation and cargo release upon exposure to biologically relevant concentrations of hydrogen peroxide (50-100 ?M of H2O2). In the invention, bio-responsive polyester bearing boronic ester triggers groups that degrade upon exposure to low concentrations of H2O2. The degradation is induced by transformation of a boronic ester to a phenol, which undergoes a quinone methide rearrangement to break down the polyester backbone.

Abstract: Luminescent polymers having sterically twisted arylene repeat units are provided, which are particularly suited as electroluminescent polymers. Monomers necessary for the synthesis of the sterically twisted polyarylene are provided, as are electroluminescent device utilizing these polymers.

Abstract: A copolymer comprising anthracene and benzoselenadiazole, preparing method and uses thereof are disclosed.

Abstract: A polymer including structural units represented by the following formulas (A) and (B). In the formula (A), P is a group derived from a compound represented by the formula (P). L1 is a linkage group. In the formula (B), Q is a group derived from a compound represented by the formula (Q). L2 is a linkage group. In the formula (B), at least one of “c”Qs and “d”L2s includes a cross-linkable group.

Abstract: Provided are a co-polymer of formula (I) of 2,7-fluorene and bithiazole, a method for preparing same, and a solar battery containing same. The structural formula of the copolymer of 2,7-fluorene and bithiazole is as shown by formula (I), wherein both R1 and R2 are C1-C20 alkyl groups, and n is an integer of 10-100. The co-polymer of the present invention has a novel structure, a good dissolving property, an excellent film-forming property, and a high power conversion efficiency, and can be used as the material for a solar battery. Also provided are the method for preparing the co-polymer and the solar battery containing same. The preparation method uses raw materials widely available and has a simple synthesis route.

Abstract: A fluorene-based copolymer of formula I includes a monomeric unit that includes a fluorene group and at least one steric hindering chemical group to provide sufficient steric interaction such that the spatial conformation of the fluorene-based copolymer is substantially non-planar. The fluorene-based copolymer exhibits UV light emission.

Abstract: This invention relates to viscoelastic silicone rubber compositions that are the products of the reaction of: (a) a silanol-terminated polyorganosiloxane base; (b) a boron-containing crosslinking agent; and (c) a siloxane bond-forming crosslinking agent. In a viscoelastic silicone rubber composition of the invention some of the crosslinks, the siloxane crosslinks, are permanent and others of the crosslinks, the boron-containing crosslinks, are temporary. Because a fraction of its crosslinks can come apart and then reform, a viscoelastic silicone rubber composition of the invention can relax stress in response to strain and thus adapt to new shapes. The composition has sufficient permanent crosslinks, however, to establish a permanent equilibrium shape to which the composition will eventually return when not subject to any imposed stress.

Abstract: Processes for preparing diketopyrrolopyrrole (DPP) copolymers are disclosed. A Suzuki polycondensation method is used in which a DPP monomer is reacted with an aryl comonomer using a palladium catalyst in a solvent. The solvent contains an organic phase and an aqueous phase. Reaction conditions are optimized.

Abstract: A method for the production neutral triblock all-conjugated copolymers by palladium-catalyzed chain-growth polymerization, and methods to convert these copolymers into all-conjugated triblock polyelectrolytes with well-controlled molecular weight and polydispersity. A device is provided which incorporates such all-conjugated triblock polyelectrolytes as an electron injection layer.

Abstract: A light-emitting composition comprising a mixture of a fluorescent light-emitting material a triplet-accepting copolymer comprising a triplet-accepting repeat unit and a repeat unit of formula (I): wherein A is a divalent group; R1 independently in each occurrence is a substituent; R2 in each occurrence is H or a substituent; and x independently in each occurrence is 0, 1, 2 or 3.

Abstract: Processes for the continuous production of conjugated polymers are disclosed. The processes provide excellent control over reaction parameters and are highly reproducible. The conjugated polymers find use in heterojunction devices.

Abstract: An extended isoindigo polymer of Formula (I), below, is provided.

Abstract: A polymer compound comprising a repeating unit represented by the formula (1): wherein, E1, E2, E3 and E4 represent each independently an aryl group, a mono-valent heterocyclic group or the like, a, b, c, d and e represent each independently 1 or 2, and f represents an integer of 0 to 3, and when f=0, then, 5?a+b+c+e?8 and at least one of b and c is 2, and when there are a plurality of d, these may be the same or different, m, n, o, p, q and l represent each independently an integer of 0 to 4, and when there are a plurality of m, n, o, p and q, these may be the same or different, respectively, j and k represent each independently an integer of 0 to 5.

Abstract: A carbazole polymer containing a repeating unit represented by a chemical structure 1: where R represents an aliphatic or alicyclic bifunctional group, Ar represents an aromatic hydrocarbon or heterocyclic ring bifunctional group, and Ar1 represents an aromatic hydrocarbon or heterocyclic ring monofunctional group.

Abstract: The present invention relates inter alia to oligomers and/or polymers with functionalized side groups which are bound to the backbone of the polymer via spacer.