Abstract: This invention relates to compositions and methods for improving the adhesion of resin compositions to substrate materials, pre-treating substrate materials to improve the adhesion of resin compositions to the substrate materials, and/or controlling gel formation of resin compositions. More particularly, the invention relates to compositions and methods for improving the adhesion of ring opening metathesis polymerization (ROMP) compositions to substrate materials using adhesion promoters containing isocyariate groups in a resin composition. The invention also relates to methods for improving the adhesion of resin compositions to substrate materials by pre-treating substrate materials with adhesion promoters containing isocyanate groups. The invention further relates to a method of providing a gel-modified ROMP composition, in which a hydroperoxide is added to a ROMP polymerizable resin composition in order to control gel formation of the polymerizing resin.

Abstract: Presently described are curable compositions comprising a mixture of at least one (e.g. free-radically) polymerizable ionic liquid and at least one other ethylenically unsaturated monomer, oligomer, or polymer. The polymerizable ionic liquid is characterized as having an air to nitrogen curing exotherm ratio of at least 0.70. Also described are articles and methods of making articles from such curable compositions. A monofunctional polymerizable ionic liquid is also described comprising a non-polymerizable substituted imidazolium cationic group and a polymerizable sulfonate anion.

Abstract: A disclosure provides a resin composition, a prepreg, and a substrate employing the same. According to an embodiment of the disclosure, the resin composition includes a polyphenylene ether compound, and a bismaleimide. The prepreg includes a cured product of the resin composition. The substrate includes a product fabricated by the resin composition or the prepreg.

Abstract: A photopolymerizable composition includes diethyleneglycol dimethacrylate and methacrylic acid ester having a phosphoric group.

Abstract: Subject It is to provide a polymerizable compound having a high polymerization reactivity, a high conversion yield and a high solubility in a liquid crystal composition, a polymerizable composition including the compound, a liquid crystal composite prepared from the composition and a liquid crystal display device containing this composite. Means for Solving the Subject A compound represented by formula (1). In this formula, for example, P1 and P2 are —SCO—CH?CH2; Sp1 and Sp2 are a single bond; ring A1, ring A2, ring A3 and ring A4 are 1,4-phenylene; Z1, Z2 and Z3 are a single bond; and a is 1, and b and c is 0.

Abstract: Described is a resinous article of manufacture that is wrinkle-resistant and is warpage-resistant when subjected to very high temperatures. Such an article is useful as an optical lens.

Abstract: Disclosed are an alkoxysilylated isocyanurate epoxy compound, a composite of which exhibiting low CTE and high glass transition temperature or Tg-less and/or a cured product of which exhibiting good flame retardant property, a method of preparing the same, a composition including the same, a cured product formed of the composition, and a use of the composition. An isocyanurate epoxy compound having an alkoxysilyl group and an epoxy group in a core; a method of manufacturing the epoxy compound by the epoxidation and alkoxysilylation of a starting material; an epoxy composition including the epoxy compound; and a cured product and a use thereof, are provided. A composite of the epoxy composition has improved bonding efficiency between alkoxysilyl group and filler and between alkoxysilyl groups, and has good heat resistance, low CTE, and high glass transition temperature or Tg-less. A cured product formed of the epoxy composition has good flame retardant property.

Abstract: Provided is a polynucleotide including, from the 3? terminus of the polynucleotide to the 5? terminus of the polynucleotide, a first region including a nucleotide sequence complementary to a nucleotide sequence of a portion of a target nucleic acid; a second region including a nucleotide sequence identical to a nucleotide sequence of a portion of the target nucleic acid; and a third region including a nucleotide sequence that self-hybridizes to form a stem-loop structure, and compositions, kits, and methods related thereto.

Abstract: The compositions of the present invention for accelerating the curing of thermosetting resins, including a) an organophosphine metal complex, optionally with a transition metal salt essentially free of cobalt; b) a tertiary amine, optionally with a quaternary ammonium or phosphonium salt; and c) a peroxide initiator.

Abstract: This invention relates to coating compositions comprising a glycidyl carbamate functional resin, an epoxy resin, and an amine curing agent. The coating compositions have improved corrosion resistance, particularly on untreated steel substrates.

Abstract: A multi-component room-temperature-curable silicone elastomer composition comprises (A) a diorganopolysiloxane including (A-1) a diorganopolysiloxane capped at both molecular terminals with alkoxysilyl groups or hydroxysilyl groups and (A-2) a diorganopolysiloxane capped at only one molecular terminal by an alkoxysilyl group or a hydroxysilyl group and at the other molecular terminal with an alkyl group or an alkenyl group, having a viscosity at 25° C. of 20 to 1,000,000 mPa·s. The composition further comprises (B) a silicon-bonded aryl group-containing alkoxysilane, (C) an organic compound having at least two alkoxysilyl groups in one molecule (and being free of siloxane bonds), and (D) a curing catalyst. Components (A), (B), (C), and (D) are not contained simultaneously in the composition. The composition generally shows sufficient usable life at low temperatures, curing properties with low dependence on temperature and excellent curability at low temperatures, and excellent adhesion.

Abstract: Oxetane-containing compounds, and compositions of oxetane-containing compounds together with carboxylic acids, latent carboxylic acids, and/or compounds having carboxylic acid and latent carboxylic acid functionality are provided. The oxetane-containing compounds and compositions thereof are useful as adhesives, sealants and encapsulants, particularly for components, and in the assembly, of LED devices.

Abstract: Provided are azeotropic or azeotrope-like mixtures of 1,1,3,3-tetrachloroprop-1-ene (HCO-1230za) and hydrogen fluoride. Such compositions are useful as feed stock in the production of HFC-245fa and HCFO-1233zd.

Abstract: The invention relates to compositions of ?,?-branched alkane carboxylic acids glycidyl esters with a define isomeric composition where the sum of the concentration of the blocked and of the highly branched isomers is at least 50%, preferably above 60% and most preferably above 75% on total composition.

Abstract: A process for producing a polyurethane, which comprises using a polyester polyol (a-1), a polyether polyol (b), an isocyanate compound (c) and a chain extender (d) as a raw material to produce a polyurethane, wherein the polyester polyol (a-1) is a polyester polyol (a-1) obtained by forming an ester bond between either a carboxyl group of a polycarboxylic acid (i-1) having a polysiloxane framework and a plurality of carboxyl groups or an ester group of a polycarboxylic acid ester (i-2) having a polysiloxane framework and a plurality of ester groups, and a hydroxyl group of a polyether polyol (ii).

Abstract: The present invention provides improved methods for the chemical synthesis of methylene malonates using the Knovenagel synthesis reaction. The method of the invention provides for improved methylene malonates by significantly reducing or eliminating the formation of alternative and/or deleterious side products, significantly reducing or eliminating unwanted consumption of methylene malonates, and significantly reducing or eliminating the degradation of methylene malonates. These advantages result in methylene malonates, which upon recovery, are of higher quality, greater purity, improved yield and possess overall improved performance characteristics (e.g., improved cure speed, retention of cure speed, improved shelf-life and/or stability).

Abstract: An embodiment of a microcapsule includes a shell surrounding a space, a liquid within the shell, and a light absorbing material within the liquid. An embodiment of a method of making microcapsules includes forming a mixture of a light absorbing material and an organic solution. An emulsion of the mixture and an aqueous solution is then formed. A polymerization agent is added to the emulsion, which causes microcapsules to be formed. Each microcapsule includes a shell surrounding a space, a liquid within the shell, and light absorbing material within the liquid. An embodiment of a method of using microcapsules includes providing phototriggerable microcapsules within a bulk material. Each of the phototriggerable microcapsules includes a shell surrounding a space, a chemically reactive material within the shell, and a light absorbing material within the shell.

Abstract: Carboxylic acid salts of tertiary amines for use as an accelerator for an anhydride based epoxy curing agents are disclosed. The disclosed carboxylic acid salts of certain tertiary amines are latent anhydride accelerators and enable epoxy resin curing when heated to an elevated temperature (e.g., an onset temperature of greater than about 50° C.).

Abstract: There is provided a curable resin composition that exhibits high adhesive properties to materials such as glass, copper, aluminum, PET, and PC, which have been regarded as poor adherends relative to photo-curable compositions, and high adhesive properties also between adherends different from each other. A curable resin composition including a polyene compound of Formula (1): (where n1, n2, and n3 are each independently an integer of 2 to 4; and R1 to R9 are each independently a hydrogen atom or a C1-10 alkyl group). The composition may further include a thiol compound or a photopolymerization initiator. The thiol compound may be a compound having two to six thiol groups in the molecule, or be an aliphatic thiol, or be produced by a reaction of an aliphatic mercapto carboxylic acid and a polyhydric alcohol. The polyhydric alcohol may be an aliphatic polyhydric alcohol or hydroxyalkyl isocyanurate.

Abstract: The present invention relates to a reactive cell opener composition that includes a base oil, and a metal salt of a fatty acid having a hydroxyl group coupled to an isocyanate group. The invention also relates to a polyol composition that includes a polyol, a foam stabilizer, and a cell opener mixed with each other. The present invention also relates to an open-celled polyurethane foam manufactured from a polyol composition.

Abstract: The invention relates to a composition for producing a polyurethane system, especially a polyurethane foam. The composition comprising one or more compounds comprising at least one 5- or 6-membered ring comprising one or two oxygen atoms and carbon atoms The present invention also relates to a process for producing polyurethane systems by using this composition as well as polyurethane systems obtained from such a process. The present invention also relates to the use of the polyurethane system of the present invention.

Abstract: The invention relates to stable emulsions for the production of foams based on isocyanates, comprising at least three polyols A1a, A1b and A1c and at least one physical blowing agent T, wherein A1a is a polyether polyol, obtained by the addition of epoxies to starter compounds selected from carbohydrates and difunctional or higher-functional alcohols, A1b is a polyether polyol started on an aromatic amine and A1c is a polyester polyether polyol, obtained by the addition of epoxies to the esterification product of an aromatic dicarboxylic acid derivative and a difunctional or higher-functional alcohol. The invention further relates to a method for producing foams by reactions of such emulsions with isocyanates and to the foams obtainable in this way and their use for insulating purposes.

Abstract: The present invention discloses polyester-polyether polyols suitable for blending with other polyols or other materials mutually compatible with the polyester polyols to achieve polyurethane and polyisocyanurate products. In particular the present invention discloses polyester-polyether polyols produced by the reaction of: 1) phthalic anhydride with an alcohol having a nominal functionality of 3 and a molecular weight of 90 to 500 under conditions to form a phthalic anhydride half-ester; and 2) alkoxylating the half-ester formed in step 1 to form a polyester-polyether polyol having a hydroxyl number of from 200 to 350; with the proviso when the alcohol is a polyether polyol, the polyether polyol contains at least 70 weight percent of polyoxypropylene.

Abstract: Provided are a dispersion of a nanoparticulate mixed oxide of SiO2 with at least one further metal oxide in a matrix monomer, methods for preparing such a dispersion, a dental composite producible by curing such a dispersion, and uses of the dispersion as a precursor for dental composites.

Abstract: Heat transfer compositions and methods wherein the compositions have a burning velocity (BV) of less than about 10 and a global warming potential (GWP) of less than about 400 comprising: (a) from, about 0 to about 50% by weight of HFC-32; (b) from about 50% to about 90% by weight of a compound selected from unsaturated —CF3 terminated propenes, unsaturated —CF3 terminated butenes, and combinations of these; and (c) from about 0 to about 25% by weight of a compound selected from HFO-1243zf, HFC-152a, and combinations of these, provided that the combination of components (a) and (c) together comprise at least about 10% by weight of the composition, and further provided that the amount of each of the components (a), (b) and (c) is selected to ensure that the BV of the composition is less than about 10 and the GWP of the composition is less than about 400.

Abstract: A composition for an encapsulant, an encapsulant, and an electronic device, the composition including an adhesion-promoting agent, the adhesion-promoting agent including an epoxy group in an amount of about 2.0 to about 5.0 mmol/g, at least one first polysiloxane that includes a hydrogen bound to a silicon at a terminal end thereof, and at least one second polysiloxane that includes an alkenyl group bound to a silicon at a terminal end thereof.

Abstract: Glycidylated mono(alkyl aryl)phenols (styrenated phenols) or mixtures thereof are suitable for use as reactive diluents and co-reactants in the production of epoxy resins and have the structure of the general formula I shown hereinbelow wherein R1 and R2 independently of one another denote —H, C1-3-alkyl, C1-3-oxalkyl and glycidyl, but R1 and R2 are not simultaneously glycidyl, R3 is an optionally substituted styryl of the formula R4 is a hydrogen residue or methyl, and R5 and R6 are in each case a hydrogen residue, C1-3-alkyl, C1-2-oxalkyl.

Abstract: Disclosed are an epoxy compound having an alkoxysilyl group, a composite of which exhibits good heat resistant properties and/or a cured product of which exhibits good flame retardant properties, a method of preparing the same, a composition comprising the same, and a cured product and a use of the composition. An alkoxysilylated epoxy compound comprising at least one of Chemical Formula S1 substituent and at least two epoxy groups in a core, a method of preparing the epoxy compound by an allylation, a claisen rearrangement, an epoxidation and an alkoxysilylation, an epoxy composition comprising the epoxy compound, and a cured product and a use of the composition are provided. The composite of the disclosed exhibits improved chemical bonding, good heat resistant properties, a low CTE, a high glass transition temperature or Tg-less The cured product of the composition exhibits good flame retardant properties.

Abstract: Provided are a curable composition, a light emitting diode, a liquid crystal display, and a lighting apparatus. The curable composition may have excellent processibility and workability, and excellent crack resistance, hardness, thermal resistance, transparency and adhesiveness after curing. The composition has neither whitening after being applied nor surface stickiness. The composition may be useful as an adhesive or encapsulating material of an optical semiconductor device such as an LED, a CCD or a photocoupler.

Abstract: A compound which is the Michael addition reaction product of (A) a mono or polyacrylate of the formula R1(Ac)n wherein R1 is an organic radical having at least 2 carbon atoms, Ac is an acrylate radical of the formula CH2?CHC(O)O—, and n is from at least 1; with (B) is a primary or secondary amine of the formula R2NHR3, wherein R2 is a polyhydroxyl radical and R3 is H or an organic radical having at least one carbon atom is disclosed. The compound is useful as, for example, an oxygen barrier, flame retardant, polymer flocculant, surfactant, and/or high hydroxyl-functional intermediate.

Abstract: In various embodiments, provided are modified silicone compositions comprising at least one curable silicone composition and at least one silicon additive; cured products of such compositions; oxidized products of such cured products; and membranes comprising one or both of the cured or oxidized products, said membranes having the requisite permeability and selectivity for separating mixtures of gases. Also provided are methods of preparing the provided compositions, cured products, oxidized products, and membranes.

Abstract: Compositions, synthesis and applications for furan, thiophene and selenophene derivatized benzo[1,2-b:3,4-b?]dithiophene(BDT)-thienothiophene (BDT-TT) based polymers, namely, poly[(4,8-bis(5-(2-ethyhexyl)selenophen-2-yl)-benzo[1,2-b;4,5-b?]dithiophene)-2,6-diyl-alt-(4-(2-ethylhexanoyl)-3-fluorothieno[3,4-b]thiophene)-2-6-diyl (CS-15), poly[(4,8-bis(5-(2-ethyhexyl)selenophen-2-yl)-benzo[1,2-b;4,5-b?]dithiophene)-2,6-diyl-alt-(4-(2-ethylhexyl)-3-fluorothieno[3,4-b]thiophene)-2-carboxylate-2-6-diyl (CS-16), poly[(4,8-bis(5-(2-ethyhexyl)furan-2-yl)-benzo[1,2-b;4,5-b?]dithiophene)-2,6-diyl-alt-(4-(2-ethylhexyl)-3-fluorothieno[3,4-b]thiophene)-2-carboxylate-2-6-diyl (CS-18) and poly[(4,8-bis(5-hexylfuran-2-yl)-benzo[1,2-b;4,5-b?]dithiophene)-2,6-diyl-alt-(4-(2-ethylhexanoyl)-3-fluorothieno[3,4-b]thiophene)-2-6-diyl (CS-24) are disclosed. Further, an organic solar cell constructed of a derivatized benzo[1,2-b:3,4-b?]dithiophene(BDT)-thienothiophene (BDT-TT) based polymer is discussed.

Abstract: A process for making a tertiary aminoalcohol compound is disclosed. The process comprises using an excess amount of a carbonyl compound in a condensation step between the carbonyl compound and a nitroalkane in the presence of a catalytic amount of a tertiary aminoalcohol compound, and conducting a hydrogenation/alkylation step to produce the tertiary aminoalcohol. The tertiary aminoalcohol compound used to catalyze the condensation step is preferably the same tertiary aminoalcohol compound produced in the hydrogenation/alkylation step. The process uses fewer steps than conventional processes.

Abstract: The present application provides methods and catalysts for activation of carboxylic acids for organic reactions.

Abstract: Silicone containing reactive monomers with hydrophilic end-groups of formula I useful in the manufacture of biocompatible medical devices are disclosed, wherein R1 is H or CH3, a is 0 or 1, p is an integer from 1 to 6, q is an integer from 1 to 3 and for each q, the end groups R51, R52, R53 are independently an alkyl, alkyl ether, trimethylsiloxy group, or a substituted or non-substituted aromatic group and at least one of them has a hydrophilic group attached, preferably to the terminal end of R51, R52, R53, X is O or NR54, where R54 is H or a monovalent alkyl group with 1 to 4 carbons, n is an integer from 1 to 100, R2 and R3 are independently an alkyl, alkyl ether, or a substituted or non-substituted aromatic group, preferred R2 and R3 include methyl, ethyl, and phenyl, L is a divalent linker comprising substituted and unsubstituted alkylene groups having 1-14 carbon atoms, which may be straight or branched, substituted and unsubstituted alkoxy groups having 2-12 carbons, polyethers, oxazolines, and substi

Abstract: A method for the preparation of an organic-inorganic hybrid composition is performed through three major steps. In addition, a product is generated from this organic-inorganic hybrid composition. In step one, a series of hydrolysis reactions and condensation reactions with a functional organosilane or a combination of functional organosilanes, in presence of water as a reactant for hydrolysis and a suitable acid or a base as a catalyst is performed in order to obtain the first intermediate. In step two, a hydroxyl group-capping intermediate is prepared via reacting a hydroxyl reactable chemical with a hydroxyl functional polymerizable compound. In the third step, a hydroxyl group-capping reaction is conducted with the first intermediate and the hydroxyl group-capping intermediate, so as to obtain the organic-inorganic hybrid composition. It may further include a polymerization step to form an organic-inorganic hybrid polymer composition by UV irradiation or other approaches.

Abstract: Methods and systems for reducing mercury emissions from fluid streams are provided herein. In embodiments, mercury is removed from flue gas streams by injecting a dry admixture of a porous mercury adsorptive material and at least one halide containing agent into the flue gas stream.

Abstract: Provided is a curable composition and its use. The curable composition may exhibit excellent processibility and workability. The curable composition has excellent light extraction efficiency, crack resistance, hardness, thermal and shock resistance and an adhesive property after curing. The curable composition may provide a cured product exhibiting stable durability and reliability under severe conditions for a long time and having no whitening and surface stickiness.

Abstract: Provided is a curable composition and its use. The curable composition may exhibit excellent processibility and workability. The curable composition has excellent light extraction efficiency, crack resistance, hardness, thermal and shock resistance and an adhesive property after curing. The curable composition may provide a cured product exhibiting stable durability and reliability under severe conditions for a long time and having no whitening and surface stickiness.

Abstract: Provided is a curable composition and its use. The curable composition may exhibit excellent processibility and workability. The curable composition has excellent light extraction efficiency, crack resistance, hardness, thermal and shock resistance and an adhesive property after curing. The curable composition may provide a cured product exhibiting stable durability and reliability under severe conditions for a long time and having no whitening and surface stickiness.

Abstract: A method of manufacture of a bis(phthalimide) composition includes reacting, in the presence of a solvent and a catalytically active amount of an imidization catalyst selected from quaternary ammonium salts, quaternary phosphonium salts, and combinations thereof, a substituted phthalic anhydride with an organic diamine, wherein conversion to the bis(phthalimide) is 99% complete in less than 6 hours.

Abstract: The present invention describes chemical systems and methods for reducing C—O, C—N, and C—S bonds, said system comprising a mixture of (a) at least one organosilane and (b) at least one strong base, said system being substantially free of a transition-metal compound, and said system optionally comprising at least one molecular hydrogen donor compound, molecular hydrogen, or both.

Abstract: A process for producing rigid polyurethane foams or rigid polyisocyanurate foams is provided. The process contains the reaction of polyisocyanate, fatty acid modified polyetherpolyol, polyetherpolyol, optionally flame retardant, blowing agent, catalyst, and optionally further auxiliary and/or admixture agent, wherein the polyetherpolyol is obtained by a process containing reacting orthotolylenediamine and optionally further co-starters with alkylene oxide containing ethylene oxide wherein the ethylene oxide content is more than 20 wt %, and then reacting the reaction product with alkylene oxide containing propylene oxide wherein the 1,2-propylene oxide content is more than 20 wt %, in the presence of a catalyst.

Abstract: This application relates to a curable composition and its use. The curable composition may exhibit excellent processibility and workability. The curable composition has excellent light extraction efficiency, crack resistance, hardness, thermal and shock resistance and an adhesive property after curing. The curable composition may provide a cured product exhibiting stable durability and reliability under severe conditions for a long time and having no whitening and surface stickiness.

Abstract: Described herein are techniques for assembling a polynucleotide encoding a transcription activator-like effector nucleases (TALEN). The techniques ligate and digest necessary modules for a TALEN assembly in one reactor or system. Methods and Kits for generating a TALEN are also described.

Abstract: The present invention relates to an acrylic pressure sensitive adhesive composition comprising acrylic copolymers wherein the gel fraction represented by the specific formula (1) is 45 to 75%, the swelling ratio represented by the specific formula (2) is 5 to 20, and the weight average molecular weight of non-crosslinking polymer contained in a pressure sensitive adhesive prepared from the pressure sensitive adhesive composition sol eluted from the adhesive prepared by the composition with ethyl acetate is at least 300,000.

Abstract: A hydrogen generator is provided for generating hydrogen gas for a fuel cell stack. The hydrogen generator includes a container, and a liquid reactant storage area configured to contain a liquid including a first reactant. The hydrogen generator also includes a reaction area within the container, and a solid containing a second reactant within the reaction area and having a concentration gradient that varies along an axis such as length of the solid. The hydrogen generator further includes a liquid delivery member for delivering the liquid to the solid in the reaction area to generate hydrogen. The concentration gradient controls a reaction rate of the first and second reactants.

Abstract: Provide is a curable composition for imprints capable of keeping a good pattern and heat resistance. A curable composition for imprints comprising a polymerizable compound (Ax-1) having maleimide structure(s), or a compound (Ax-2) having a partial structure represented by formula (I) below.

Abstract: The present invention provides trimerization catalyst compositions having an ?,?-unsaturated carboxylate salt and methods to produce a polyisocyanurate/polyurethane foam using such trimerization catalyst compositions

Abstract: The present disclosure relates, according to some embodiments, to molecules, including conjugated fused polycyclic molecules, that may receive excited state energy from other molecules (e.g., light-absorbing molecules) or directly from the irradiation sources. According to some embodiments, the disclosure relates to molecules, including conjugated fused polycyclic molecules, that may resolve (e.g., quench, dissipate) excited state energy, normally by way of releasing it as heat. (e.g., as heat). Conjugated fused polycyclic molecules of various structures are disclosed including Formula III: The disclosure further relates to methods of use and/or therapy using molecules of Formulas I, II, and/or III.