Abstract: Embodiments of the disclosure generally provide coating compositions and methods comprising poly(siloxane) (silicone) polymers and their modification. Plasma fluorine addition (fluorination) improves the barrier properties of poly(siloxane) coatings by decreasing the corrosive permeant solubility and by slowing permeant diffusion through the coating. Surface fluorinated poly(siloxane) coatings are thus more effective barriers to sulfur and sulfurous gas corrosion, and thereby enhance the lifetime of electronic components and associated circuitry.

Abstract: Compositions including first and second silicon-containing compounds are described. The first silicon-containing compound includes a polyvalent transition metal having bonded thereto a hydrocarbyloxy group(s) and/or a (di-hydrocarbyl)(perfluoro/fluorinated-hydrocarbyl)silyloxy group(s), which is represented by Formula (I). The second silicon-containing compound includes a reaction product of a first reactant represented by Formula (II-A), which includes hyrdrocarbylsilyloxy groups, and a second reactant represented by Formula (II-B), which includes a perfluorohydrocarbyloxy group(s). The present invention also relates to, articles that include one or more layers formed from such compositions, methods of treating articles by applying thereover such compositions, and the second silicon-containing compound.

Abstract: Laminates of polymeric films and solvent-based polyurethane adhesive formulations for preparing them are provided. The adhesive formulations include a hydroxyl-terminated polyester that forms crystalline polyester domains after reaction with an appropriate polyisocyanate, but prior to completion of cure. The result is an adhesive layer that substantially enhances the oxygen barrier properties of the adhesive and, therefore, of the laminate as a whole, while offering desirable convenience of application even at relatively low temperatures. The laminates may also exhibit desirable retention of barrier properties following flex-cracking.

Abstract: The disclosed technology relates to a system and approach to achieve temporary adhesion of a hot-melt bonding film to a substrate, including for example a textile, leather, synthetic leather, or nonwoven substrate, so that the hot-melt film stays in place before and during the hot-melt bonding of the substrate to one or more other parts, and can even be re-positioned if needed, and then still stay in place before and during the hot-melt bonding process. In particular, an adhesive system is disclosed comprising a hot-melt adhesive and (ii) a pressure sensitive adhesive, where the hot-melt adhesive is in the form of a continuous film and where the pressure sensitive adhesive is distributed on at least one surface of said continuous film in a discontinuous pattern. In preferred embodiments said hot-melt adhesive comprises a thermoplastic polyurethane and said pressure-sensitive adhesive comprises an acrylic polymer dispersion.

Abstract: An article is described comprising a substrate, a pressure sensitive polyacrylate primer layer disposed on the substrate, and an adhesive layer disposed onto the primer layer; wherein the adhesive layer comprises a polyacrylate component. The adhesive layer is typically further bonded to a second substrate or a release liner. In some embodiments, at least one substrate further comprises a microstructured surface layer and the primer layer is bonded to the microstructured surface layer. In other embodiments, the adhesive layer is further bonded to a (e.g. post) structure. In some embodiments, the articles are optical films or optical film stacks. Methods of making an (e.g. adhesive coated) article are also described.

Abstract: Pressure-sensitive adhesive mass comprising an at least partially cross-linked polyacrylate, based on a monomer mixture comprising a) 5 to 100 wt % acrylic acid esters of the formula CR32=C(R2)(COOR1) as monomers A, b) 0 to 95 wt % of acrylic acid esters of the formula CR62=C(R5)(COOR4) as monomers B, c) 0 to 5 wt % of monomers having at least one alcoholic hydroxyl group as monomers C; d) 0 to 5 wt % of monomers having at least one COOH— group as monomers D; e) 0-5 wt % of monomers having at least one epoxy group as monomers E, and f) 0 to 2.5 wt % of monomers having at least one UV-activatable group as monomers F.

Abstract: Provided is fluoroalkyl silicone of the formula (I): wherein each R1 is independently an alkyl or aryl; Rf is a perfluoroalkyl group, optionally substituted by one or more in-chain —O-, —S- or —NRf1-heteroatoms, where Rf1 is a perfluoroalkyl preferably a C1-C6 perfluoroalkyl; R3 is —H, —OR4; where R4 is a C1-C4 alkyl n is 0 to 2000; m may be zero; p may be zero, n+ m+ p is at least one; q is at least 3; R5 is H, alkyl, aryl-(CH2)n—CF2CHF—O—Rf; or R3; wherein the fluoroalkyl silicone has at least one fluorinated group of the formula (CH2)q—O—CF2CHF—O—Rf.

Abstract: The invention is directed to hot melt adhesive compositions that include one or more ethylene based copolymers, no greater than about 27% by weight of a tackifying agent and a wax.

Abstract: The present invention provides a thermally curable pressure-sensitive adhesive composition, which, based on the total weight of the composition, comprises the following components: a) 35-99% by weight of a reactive polymethacrylate component having a glass transition temperature Tg of ?35° C. to 32° C., and having a reactive functional group which can react with benzoxazine to form an interpenetrating polymer network; and b) 1-65% by weight of a benzoxazine component of the following formula: wherein: X is selected from the group consisting of a covalent bond, C1-C6 alkylene, C3-C10 cycloalkylene group, C?O, S, S?O or O?S?O R1 and R2 are the same or different and independently of each other selected from the group consisting of hydrogen, C1-C6 alkyl, or C5-C14 aryl, and R4 is selected from the group consisting of hydrogen, halogen or C1-C6 alkyl.

Abstract: The present invention relates to a radical-curable adhesive composition including a radical-polymerizable first compound that includes at least two hydroxyl groups in the molecule, and having hydroxyl value of 500 mg KOH/g or greater, and a polarizing plate and an optical member including the radical-curable adhesive composition.

Abstract: The present invention relates to a pressure-sensitive adhesive composition, an optical member, a polarizing plate, and a display device. The pressure-sensitive adhesive composition according to an embodiment of the present invention may form a pressure-sensitive adhesive which has excellent general physical properties such as coating properties, endurance reliability, or the like, and which may stably maintain the physical properties for the long term. Further, the pressure-sensitive adhesive composition may be particularly applied to various optical films, thereby forming the pressure-sensitive adhesive layer which exhibits excellent adhesion with the optical film, and when the pressure-sensitive adhesive composition is applied to the polarizing plate, bending properties may be effectively prevented.

Abstract: A hot melt adhesive for use on porous substrates, wherein the hot melt adhesive has about 10% to about 70% by weight of a polypropylene homopolymer having a DSC melting point of less than 100° C.; about 10% to about 60% of a first tackifying resin having a Ring & Ball Softening Point of about 95° C. to about 140° C.; about 0% to about 65% of a second tackifying resin that is different than the first tackifying resin; about 5% to about 50% of a plasticizer; about 1% to about 40% by weight of a secondary polymer which is either a semi crystalline polymer or wax with an enthalpy of fusion of greater than 30 Joules/gram; about 0.1% to about 5% of a stabilizer or antioxidant; wherein the components total 100% by weight of the composition, and the viscosity of the composition is equal to or less than about 20,000 centipoise (cP) at 163° C. (325° F.).

Abstract: A pellicle is proposed in which the agglutinant layer which enables the pellicle to adhere to a photomask is doped with a de-foaming agent which depends on a reactive fluorine-modified silicone oil for its anti-foaming performance, and typically such reactive fluorine-modified silicone oil has a vinyl group at both ends of its molecular chain.

Abstract: The invention provides protein adhesives and methods of making and using such adhesives. One type of protein adhesive described herein contains lignin and ground plant meal or an isolated polypeptide composition obtained from plant biomass. Other types of protein adhesives described herein contain a plant protein composition and either a hydroxyaromatic/aldehyde, urea/aldehyde, or amine/aldehyde component.

Abstract: The present invention relates to sintered shaped abrasive grains on basis of aluminum oxide comprising mineralogical phases consisting of mullite, tialite and/or armalcolite, and baddeleyite and/or srilankite as well as a method for producing the same by using alumina, ilmenite and zircon sand as raw materials.

Abstract: The present invention provides a haloolefin-based composition comprising a highly-stable haloolefin in which decomposition and oxidization are inhibited, and the haloolefin-based composition being used for at least one application selected from the group consisting of heat transfer media, refrigerants, foaming agents, solvents, cleaning agents, propellants, and fire extinguishers. The present invention relates to a haloolefin-based composition comprising a haloolefin and water and being used for at least one application selected from the group consisting of heat transfer media, refrigerants, foaming agents, solvents, cleaning agents, propellants, and fire extinguishers. The haloolefin-based composition comprising a haloolefin and water is used for at least one application selected from the group consisting of heat transfer media, refrigerants, foaming agents, solvents, cleaning agents, propellants, and fire extinguishers.

Abstract: The present invention provides a highly stable haloolefin-based composition that inhibits decomposition or oxidization. The haloolefin-based composition comprising (a) a haloolefin; (b) at least one compound selected from the group consisting of HFO-1234ze, HFC-254eb, HFO-1243zf, HFC-245eb, HFC-245fa, HFC-245cb, HFC-236ea, HFC-236fa, HFO-1225ye, 3,3,3-trifluoropropine, HFC-23, HFC-32, HFC-125, HFC-143a, HFC-134a, FC-1216, HCFO-1233xf, HCFO-1233zd, HCFO-1232xf, HCFO-1223xd, and chloromethane; and (c) water.

Abstract: Heat transfer compositions, methods, efficiencies, and systems are disclosed. The compositions have four or more heat transfer components/constituents that have been selected such that the compositions provide an operating performance and energy efficiency that are comparable to, or better than, the performance of R22 and currently available R22 replacements. The four or more constituents have sequenced boiling temperatures that work together to extend the phase change, thereby elongating the heat absorption phase and increasing efficiency. In some embodiments the heat transfer constituents include 15-25% by weight R32, 1-5% by weight R125, 50-70% by weight R134a, and 10-20% by weight R227ea. The compositions may also include 0.5-3.5% by weight R236.

Abstract: Carbon dioxide generation in a subterranean formation can be problematic for a number of reasons. Accordingly, it can be desirable to sequester at least a portion of the carbon dioxide that may be present in a subterranean formation, thereby decreasing a quantity of free carbon dioxide. Methods for sequestering carbon dioxide can comprise: providing a C02-sequestering polymer, the C02-sequestering polymer sequestering carbon dioxide more readily than it does nitrogen; introducing the C02-sequestering polymer into a subterranean formation that contains carbon dioxide; and interacting the C02-sequestering polymer with the carbon dioxide in the subterranean formation, so as to decrease a quantity of free carbon dioxide that is present in the subterranean formation.

Abstract: The present invention discloses a bionic shale inhibitor, consisting of structural units denoted by formula (1) and structural units denoted by formula (2), wherein, the molar ratio of the structural units denoted by formula (1) to the structural units denoted by formula (2) is 0.2-6:1, and the weight-average molecular weight of the shale inhibitor is 800-4,000 g/mol. The present invention further provides a method for preparation of a bionic shale inhibitor. The present invention further provides a drilling fluid containing the bionic shale inhibitor. The bionic shale inhibitor disclosed in the present invention has high shale inhibition capability, and is environment-friendly and pollution-free.

Abstract: A granular lost circulation material for use in a wellbore during drilling operations to minimize loss of drilling fluid at a lost circulation area is disclosed. The granular lost circulation material comprises a granular material and a non-hardening tackifying agent. The granular material is coated with the non-hardening tackifying agent. The granular lost circulation material forms agglomerated particles, which form a filter cake at the lost circulation area.

Abstract: Dual-purpose additives that may be used as viscosifying agents and surface active agents in fluids, subterranean treatments and oilfield operations are provided. In one embodiment, the methods comprise: providing a treatment fluid comprising a base fluid and a polymeric dual-purpose additive comprising a base polymer comprising a plurality of monomer units, and one or more hydrophobic groups bonded to at least one of the monomer units; introducing the treatment fluid into at least a portion of a subterranean formation; and depolymerizing at least a portion of the dual-purpose additive to form one or more surface active fragments, each of the surface active fragments comprising one or more of the hydrophobic groups bonded to one or more of the monomer units.

Abstract: Various embodiments disclosed relate to treatment fluids comprising a compound of the formula (I): wherein G1, G2, L1, L2, L3, q, and r are defined herein. Various other embodiments relates to methods of treating subterranean formations with such treatment fluids.

Abstract: An invert emulsion drilling fluid, and a method of drilling with such fluid, having improved rheology at low mud weights and high temperatures. The improved rheology is effected with addition of a rheology additive of the invention comprising fatty dimer diamines or dimer diamines and an organic acid or ester of the acid. A nonlimiting example of such a rheology additive comprises a C36 fatty dimer diamine and adipic acid or dimethyl adipate.

Abstract: Anionic polysaccharide polymers, derived from kelp may be used in additive compositions, and fluid compositions for viscosifying a base fluid, such as an aqueous-based fluid, a non-aqueous based fluid, and combinations thereof. In a non-limiting embodiment, a breaker additive may be used to break the viscosity of the viscosified fluid composition, which may have or include a breaker agent to break the viscosified fluid composition.

Abstract: The present invention relates to environmental friendly well treatment fluids comprising water and/or an organic phase and an ester obtainable by reacting a polycarboxylic acid with a hydroxy monocarboxylic acid. The invention also relates to the use of said ester as viscosifier and/or corrosion inhibitor for a well treatment fluid and preferably for a well treatment fluid for offshore well drilling.

Abstract: An invert emulsion drilling fluid employing as a suspension agent very fine sized fumed silica in combination with a primary viscosifier such as for example a fatty dimer diamine, and a method for the use thereof in drilling wellbores, with good rheological properties at high temperatures and pressures. In one embodiment the drilling fluid is free of organophilic clays and lignites and free of non-hydrophilic “low gravity solids,” and the fumed silica is a hydrophilic fumed silica, which provides enhanced suspension of drill cuttings without barite sag while maintaining good rheological properties at high temperatures and pressures.

Abstract: Compositions comprise polyacrylamide, a non-metallic crosslinker and a pH-adjustment material. Such compositions have utility in the context of remedial cementing, plug cementing in particular. The compositions may be pumped into a subterranean well, where they polymerize and form a support on which a cement plug may sit. The support may maintain the position of the cement plug in the wellbore and minimize cement-plug contamination.

Abstract: Clay-based retarders may be useful in delaying the gel time of a gellable treatment fluid and, consequently, subterranean operations. For example, a method may involve providing a gellable treatment fluid comprising: an aqueous base fluid; a base polymer comprising an acrylamide monomer unit; a polymeric organic crosslinking agent comprising a crosslinkable polymer selected from the group consisting of polyethyleneimine, polyvinylamine, chitosan, any derivative thereof, any salt thereof, and any combination thereof; and a clay-based gel retarder; introducing the gellable treatment fluid into a wellbore penetrating a subterranean formation; and forming a gel with the gellable treatment fluid in at least a portion of the wellbore, at least a portion of the subterranean formation, or both. In some instances, producing the gellable treatment fluid may involve not pre-hydrating the clay-based gel retarder.

Abstract: Treatment fluids for use in a well, the treatment fluids including: (a) water; (b) hydroxyalkylcellulose, wherein the hydroxyalkylcellulose is hydrated in the water-based continuous phase; (c) a crosslinker for the hydroxyalkylcellulose; (d) magnesium peroxide in particulate form; and (e) a transition metal containing complex having at least one organic ligand. Methods of treating a treatment zone in a well, the methods comprising: (A) forming a treatment fluid according to the disclosure; and (B) introducing the treatment fluid into a well.

Abstract: Methods of treating a subterranean formation penetrated by a well bore, by providing a treatment fluid comprising a blend including a first amount of particulates having a first average particle size between about 3 mm and 2 cm and a second amount of particulates having a second average size between about 1.6 and 20 times smaller than the first average particle size or a second amount of flakes having a second average size up to 10 times smaller than the first average particle size; by introducing the treatment fluid into the well bore; and by creating a plug with the treatment fluid.

Abstract: A treatment fluid and method for simultaneously swelling an oil-swellable elastomer and breaking a filtercake in a well. The treatment fluid includes an emulsion comprising: (i) a continuous oil phase, wherein the oil phase comprises: (a) an oil; and (b) an emulsifier; and (ii) an internal aqueous phase, wherein the aqueous phase comprises: (a) water; and (b) a water-soluble hydrolyzable ester of a carboxylic acid; wherein the emulsion is stable to hydrolysis of the water-soluble hydrolyzable ester of the carboxylic acid. A method of treating a well includes the steps of: (A) forming the treatment fluid; and (B) introducing the treatment fluid into the portion of the wellbore, wherein: (i) a filtercake has been previously formed in the portion of the wellbore, wherein the filtercake comprises an acid-soluble or an acid-degradable material; and (ii) an oil-swellable elastomer has been previously deposited or positioned in the portion of the wellbore.

Abstract: Of the many compositions and methods provided herein, one method includes using a latex emulsion to treat well bore tar comprising. The method comprises providing a latex emulsion comprising a tar stabilizing polymer and water, combining the latex emulsion with alcohol, introducing a treatment fluid comprising the latex emulsion into a well bore, and contacting tar resident in the well bore with the treatment fluid wherein the latex emulsion at least partially reduces the tendency of the tar to adhere to a surface.

Abstract: The technology described herein relates to gas hydrate inhibitors suitable for use in preventing, inhibiting, or otherwise modifying crystalline gas hydrates in crude hydrocarbon streams. The technology relates to gas hydrate inhibitor additives, additive formulations, compositions containing such gas hydrate inhibiting additives and additive formulations, and methods and processes of using such gas hydrate inhibiting additives and additive formulations in preventing, inhibiting, or otherwise modifying crystalline gas hydrate formation.

Abstract: The present invention concerns the use of at least one compound A comprising at least one —SH or —S?, M+ group, at least one —C-G-C— chain, in which G represents an atom from column 16 of the periodic table, not comprising a carboxy group —C(?O)—OH or —C(?O)—O?, and of a molar mass of between 90 g·mol?1 and 1000 g·mol?1, as an additive in a formulation inhibiting corrosion in metals used in the oil industry, and more generally in any kind of industry involving the drilling of ores or fossil compounds, such as gas or oil, in order to improve both the anti-corrosion performance and the storage stability of same. The invention also concerns said corrosion-inhibiting formulations comprising at least one compound A.

Abstract: The invention relates to a hydrocarbon recovery composition, which composition contains: a) a first propoxylated primary alcohol sulfate; and b) a second propoxylated primary alcohol sulfate, and the first and second propoxylated primary alcohol sulfate are different. Further, the invention relates to an injectable liquid containing the hydrocarbon recovery composition and a method for treating a hydrocarbon containing formation.

Abstract: A carbon dioxide composition comprising carbon dioxide joined with at least one component comprising oligomers or small molecules to form a viscous carbon dioxide composition useable for improved efficiency in oil removal. The oligomers and small molecules chemically associate with carbon dioxide molecules to increase the viscosity over the carbon dioxide. The component or components may include at least two groups, with one comprising a proton donor group that binds to carbon dioxide, and the other comprising a proton acceptor group. The groups are molecularly arranged such that proton transfer results in associations that repeat to form a large structure to provide increased viscosity. A method of forming and using the viscous carbon dioxide composition involves injecting an additive of oligomers and/or small molecules into a stream of high pressure carbon dioxide adjacent a well head, and injecting the composition into the well.

Abstract: Energy recovery medium for insertion into a ground hole in a ground comprising a recoverable energy carrying medium, wherein the energy recovery medium comprises a base liquid, a carbohydrate-based thickener mixed in the base liquid, a salt dissolved in the base liquid and configured for increasing a density of the base liquid, and proppant particles dispersed within the mixture of the base liquid, the thickener and the salt.

Abstract: Embodiments herein relate to a method of forming a fluid including controlling the pH of the water, wherein the pH after controlling is 4.0 to 7.5, introducing a polymer comprising guar to the water to form a fluid, introducing a crosslinker comprising zirconium a group 4 metal to the fluid, and observing the viscosity of the fluid, wherein the viscosity is at least 80 cP at 100 s-1 in the first half-hour after introducing the crosslinker. In some embodiments, the water is collected from an oil field services water treatment facility, pond, or truck. Embodiments herein relate to a method of forming a fluid including analyzing water for pH wherein the water comprises a salinity of 300 ppm or greater, controlling the pH of the water, wherein the pH after controlling is 4.5 to 8.

Abstract: The present invention includes a lightweight proppant comprising a composite comprising a polymer and clay or graphite, wherein the composite has a density at or about the density of water or brine and the composite maintains its integrity at downhole pressures and temperatures.

Abstract: The various embodiments of the present invention relate to condensation curable silicone compositions comprising: a condensation curable polyorganosiloxane; and treated particles comprising a particulate solid having an effective amount of nitrogen-containing base (e.g., a nitrogen-containing superbase) disposed thereon. Other embodiments of the present invention relate to methods for preparing the aforementioned treated particles; the treated particles themselves; and methods of using the treated particles and compositions of the various embodiments of the present invention.

Abstract: A production method of rare earth oxysulfide comprising a step of mixing a rare earth compound with sulfuric acid and/or sulfate in such a proportion that sulfate ions are 0.75-1.75 mol to 1 mol of a rare earth element, thereby preparing a reaction solution to obtain a product; a step of calcining the product to obtain calcined powder; and a step of reducing the calcined powder to obtain rare earth oxysulfide.

Abstract: The phosphor has a broad excitation band provided by Ce3+ in an excitation spectrum. The excitation band has a peak in a range between 400 nm and 470 nm inclusive. The phosphor has, as an emission spectrum, a broad emission component provided by Ce3+ which has an emission peak wavelength of 510 nm or more to less than 570 nm and a linear emission component provided by Tb3+ which has an emission peak wavelength of 535 nm or more to less than 560 nm. The intensity of the emission spectrum shows the maximum at the wavelength of the linear emission component provided by Tb3+.

Abstract: The present invention relates to a method for fabricating a phosphor having a maximum absorption wavelength between 410 nm and 470 nm and having no rare earth elements therein and a method for generating a white light by using the phosphor having a maximum absorption wavelength between 410 nm and 470 nm and having no rare earth elements therein, and particularly relates to a method for fabricating manganese-doped zinc selenide nanoparticles, which can emit a yellow-orange light having a wavelength of 500 nm-700 nm, and a method for generating a white light by using the manganese-doped zinc selenide nanoparticles, which can emit a yellow-orange light having a wavelength of 500 nm-700 nm.

Abstract: Alloyed nanocrystals and quantum dots having alloyed nanocrystals are described. In an example, a quantum dot includes an alloyed Group II-VI nanocrystalline core. The quantum dot also includes a Group II-VI nanocrystalline shell having a semiconductor material composition different from the alloyed Group II-VI nanocrystalline core. The Group II-VI nanocrystalline shell is bonded to and completely surrounds the alloyed Group II-VI nanocrystalline core.

Abstract: The invention describes a composition that inhibits the polymerization of ethylenically unsaturated monomers, including at least 98% by weight of 4-tert-butylcatechol (4-TBC), 0.03% to 0.2% by weight of catechol (PC), and at least one impurity selected among 3-tert-butylcatechol, tert-butylhydroquinone, 3,5-di-tert-butylcatechol and mixture thereof, the total quantity of said impurities and of the PC being 0.1% to 0.8% by weight of said composition. The invention also describes a method for removing in said polymerization-inhibiting composition present in a mixture including at least one ethylenically unsaturated monomer.

Abstract: A polymerizable liquid crystal compound is represented by Chemical Formula 1: wherein, in Chemical Formula 1 groups and variables are the same as defined in the detailed description.

Abstract: Disclosed is a liquid crystal composition. The liquid crystal composition includes liquid crystal molecules including at least one of a liquid crystal compound having an alkenyl group and a liquid crystal compound having an alkoxy group, and a first stabilizer including a compound having a structure represented by Formula 1: where n is 0 or 1; m is 0 or 1; k is 0 or 1; Z1, Z2, and Z3 are each independently a single bond, —C?C—, —OCO—, —COO—, —CF2O—, or a C1 to C5 alkylene group; X1, X2, X3, and X4 are each independently hydrogen or halogen; Y is hydrogen, an alkylene group, an alkoxy group, a hydroxyl group, —NHCOCH3, or ?O; and A and B are cyclic compounds.

Abstract: The present invention discloses liquid crystal compounds having dibenzopyran derivatives with cycloalkyl groups, and preparation methods and application thereof. The liquid crystal compounds having dibenzopyran derivatives with cycloalkyl terminal groups, shown in formula I, exhibit better miscibility and a very large negative dielectric constant, compared to those having a flexible alkyl chain as a terminal group, therefore the compounds of the present invention, shown in formula I, may improve the miscibility of liquid crystal compounds and broaden the application range of liquid crystal mixtures. In addition, the compounds may also increase the negative dielectric constants of liquid crystal mixtures, having an important application value.

Abstract: A composition exhibits a liquid crystal phase over a wide temperature range, has low viscosity, good low-temperature solubility, and high resistivity and voltage holding ratio, and is stable against heat and light. When this composition is used, IPS or TN-mode liquid crystal display devices that have good display quality and suffer less display failures such as image-sticking and drop marks are produced in high yields. Provided is a composition containing one or more compounds represented by general formula (M-1), one or more compounds represented by general formula (M-3), and one or more compounds represented by general formula (M-4). A liquid crystal display device using the composition is also provided.