454 results about "Bromine atom" patented technology

A compound of the formula (1): FSO2CFXCF2O(CFXCF2O)nCF-(CF2Y)COF in which X is a fluorine atom, a chlorine atom or a trifluoromethyl group, Y is a fluorine atom, a chlorine atom, a bromine atom or an iodine atom, and n is a number of 0 to 5, preferably 0, 1 or 2, is converted to a compound of the formula (2): MOSO2CFXCF2O(CFXCF2O)2CF(CF2Y)COOM1 in which X, Y and n are the same as defined above, and M and M1 independently represent an alkali metal atom or an alkaline earth metal atom, and then a compound of the formula (2) is pyrolyzed at a temperature of 150 to 250° C. to obtain a compound of the formula (3): ASO2CFXCF2O(CFXCF2O)nCF=CF2 in which A is MO-, a hydroxyl group or a fluorine atom, and X and n are the same as defined above.

The invention relates to novel LSD1 inhibitors and application of the LSD1 inhibitors in drugs, in particular to application of the LSD1 inhibitors in preparing LSD1-resistant inhibitor drugs, drugs for treating tumor, virus infectious diseases, hematological diseases and the like. The chemical structural formula of the LSD1 inhibitors is shown in the description. For the compound I (one LSD1 inhibitor), the No. 2 carbons of benzene rings are connected with bromine atoms; the No. 4 carbons, No. 5 carbons, No. 3' carbons and No. 4' carbons are connected with hydroxyl groups; the English name of the compound I is (3',4'-dihydroxyphenyl)-(2-bromo-4,5-dihydroxyphenyl)methanone. For the compound II (the other LSD1 inhibitor), the No. 2 carbons and No. 2' carbons of benzene rings are connected with bromine atoms; the No. 4 carbons, the No. 5 carbons, the No. 4' carbons and No. 5' carbons are connected with hydroxyl groups; the English name of the compound II is (2'-bromo-4',5'-dihydroxyphenyl)-(2-bromo-4,5-dihydroxyphenyl)methanone.

The present invention is a fluoropolymer comprising a plurality of pendent groups terminating in —CF2SO3X, —CF2SO2F, or combinations thereof, where X is selected from a group consisting of H+ and a monovalent cation, and at least one —CF2Y end group, where Y is selected from a group consisting of a chlorine atom, a bromine atom, an iodine atom, a nitrile group, and an —SO3X group.

An aqueous ink to be used in an ink jet recording containing a green pigment having a copper phthalocyanine skeleton, wherein a proportion of the Kα-line intensity of a chlorine atom to the Kα-line intensity of a bromine atom obtained by subjecting the green pigment to X-ray fluorescence analysis is 3.3 or more to 10.0 or less.

A method for liquid phase oxidation of p-xylene with molecular oxygen to terephthalic acid that minimizes solvent loss through solvent burn and minimizes the formation of incomplete oxidation products such as 4-carboxybenzaldehyde (4-CBA). P-xylene is oxidized at a temperature in the range of 120° C. to 250° C. and in the presence of a source of molecular oxygen and a catalyst composition substantially free of zirconium atoms comprising a source of nickel (Ni) atoms, a source of manganese (Mn) atoms, and a source of bromine (Br) atoms, to form a crude reaction mixture comprising terephthalic acid and incompletely oxidized reaction products comprising 4-CBA, wherein the stoichiometric molar ratio of bromine atoms to manganese atoms is 1.5 or less, and the amount of nickel atoms is at least 500 ppm.

The present invention relates to a photosensitive resin composition for color filter of liquid-crystal displays, and particularly provides a photosensitive resin composition for reducing aggregation of pigment, which has superior development properties, and forms images having no undercut after development in the formation of green pixels for color filter. The composition comprises an alkali-soluble resin (A), a photopolymerizable monomer (B), a photoinitiator (C), an organic solvent (D), and a pigment (E). In which the pigment (E) comprises a halogenated phthalocyanine compound (E-1) as depicted in the undermentioned Formula (1):wherein, M is Al, Si, Sc, Ti, V, Fe, Co, Ni, Zn, Ga, Ge, Y, Zr, Nb, In, Sn or Pb; X1˜X16 are hydrogen atoms or halogen atoms, and the halogen atoms are fluorine atoms, chlorine atoms, bromine atoms or iodine atoms. The total number of halogen atoms is an integer between 8˜16; Y are fluorine atoms, chlorine atoms, bromine atoms, iodine atoms, oxygen atoms or hydroxyl groups; and m is an integer between 0˜2. The photoinitiator (C) comprises O-acyloxime photoinitiator (C-1) and triazine photoinitiator (C-2), and the proportion by weight of the photoinitiator (C-1) and the photoinitiator (C-2) is 20 / 80˜80 / 20.

A polymer which has a flexible structure in its main chain and thus exhibits a high toughness and can difficultly be deteriorated in its mechanical properties and thermal properties even when sulfonated, a sulfonic acid group-containing polymer obtained by the sulfonation of the polymer, and a proton-conductive membrane having an excellent mechanical strength and durability made of the sulfonic acid group-containing polymer. A novel halogenated aromatic compound represented by the following general formula (1m) is provided: wherein A independently represents an electron-withdrawing group; B independently represents an electron-donating atom or group; X represents a chlorine atom, iodine atom or bromine atom; R1 to R8 may be the same or different and each represent a hydrogen atom, fluorine atom or alkyl group; and n represents an integer of 2 or more.

Fecal bacterial contamination in an animal is reduced by providing it with drinking water containing a microbiocidally-effective amount of halogen-based microbiocide resulting from mixing with water (A) a product formed in water from (i) bromine, chlorine, or bromine chloride, or any two or more thereof, (ii) a water-soluble source of sulfamate anion, and (iii) a water-soluble base; (B) at least one 1,3-dihalo-5,5-dialkylhydantoin in which one of the halogen atoms is a chlorine atom and the other is a chlorine or bromine atom, and in which each alkyl group, independently, contains in the range of 1 to about 4 carbon atoms; (C) at least one 1,3-dibromo-5,5-dialkylhydantoin in which one of the alkyl groups is a methyl group and the other alkyl group contains in the range of 1 to about 4 carbon atoms; or (D) any two or more of (A), (B), and (C).

A polymer that contains an antimicrobial, bioresistant and fungal resistant moiety that is linked into the backbone of the polymer. The moiety is a bromine atom and a nitro group linked to one or more of the carbon atoms forming the backbone. The moiety can appear in the polymer chain in various levels of occurrence from 5 ppm to has high as 100% with a normal occurrence of between 1000 ppm to 20,000 ppm. Polymer types that can be created with this moiety to display these properties include, but are not limited to, polyurethane, polyurea, polyamide, polyester, polycarbonate, polyether, polysiloxane, epoxy, polyacrylic, polyacrylate, polyvinyl.

There is provided a method of forming a thin film of vinylidene fluoride homopolymer having crystal form I which is applicable to various substrates in relatively easy way (coating conditions, application method, etc.), a process for preparing a vinylidene fluoride homopolymer having crystal form I efficiently at high purity, and novel vinylidene fluoride homopolymers which can give a thin film being excellent in ferroelectricity. The method of forming a thin film of vinylidene fluoride homopolymer comprises (i) a step for preparing a green powder product of vinylidene fluoride homopolymer comprising crystal form I alone or as main component by subjecting vinylidene fluoride to radical polymerization in the presence of a bromine compound or iodine compound having 1 to 20 carbon atoms which contains at least one moiety represented by —CRf1Rf2X1, wherein X1 is iodine atom or bromine atom; Rf1 and Rf2 are the same or different and each is selected from fluorine atom or perfluoroalkyl groups having 1 to 5 carbon atoms and (ii) a step for forming a thin film on a substrate surface by using vinylidene fluoride homopolymer which comprises crystal form I alone or as main component and is obtained from the green powder product of vinylidene fluoride homopolymer comprising crystal form I alone or as main component.

An optical waveguide of excellent flex resistance which is to be formed on the surface of a flexible printed circuit is obtained by using an epoxy resin composition includes (A) a liquid epoxy compound, (B) a solid epoxy compound, and (C) a cationic curing initiator, wherein as the liquid epoxy compound (A), (A1) a liquid epoxy compound represented by general formula (I) below is included:(where R1 and R2 are each independently a hydrogen atom or a methyl group; R3 to R6 are each independently a hydrogen atom, a methyl group, a chlorine atom or a bromine atom; R7 is an alkyleneoxy group or alkylene group of 1 to 15 carbons; p is 0 or 1; q is 1 to 25; r and s are 0 when p is 0, and are 1 when p is 1; and n is a positive integer which averages from 1 to 5).

A polycarbonate having high transparency, a high refractive index, low birefringence, moldability and moist heat resistance and an optical member comprising the same. The polycarbonate comprises 98 to 2 mol % of a unit represented by the following formula (I) and 2 to 98 mol % of a unit represented by the following formula (II) and has a specific viscosity measured at 20° C. of a solution prepared by dissolving 0.7 g of the polycarbonate in 100 ml of methylene chloride of 0.12 to 0.40.In the formula (I), R1 to R8 are each independently a hydrogen atom, fluorine atom, chlorine atom, bromine atom, iodine atom, alkyl group having 1 to 6 carbon atoms, aryl group having 6 to 12 carbon atoms, alkenyl group having 2 to 6 carbon atoms, alkoxy group having 1 to 6 carbon atoms or aralkyl group having 7 to 17 carbon atoms.In the formula (II), R9 to R12 are each independently a hydrogen atom, hydrocarbon group which may contain an aromatic group having 1 to 9 carbon atoms, or halogen atom, X is an alkylene group, and “n” is an integer of 0 to 3.

An electrophotographic photoconductor and method that seldom generate cracks even while recycling a photoconductor drum and peripheral members or in a liquid developing process, and thereby produce excellent images. The electrophotographic photoconductor includes a conductive substrate and a photosensitive layer comprising a charge generation material and a charge transport material. The photosensitive layer comprises a resin binder of polyarylate resin having structural units represented by the following formula (I): In the formula, R1 and R2 represent a hydrogen atom, an alkyl group, a cycloalkyl group, or an aryl group. R1, R2, and a carbon atom bonding to the R1 and R2 together form a cyclic structure. The cyclic structure is bonded to no more than two arylene groups. Each of R3 through R10 being a hydrogen atom, an alkyl group, a fluorine atom, a chlorine atom, and a bromine atom. The values of m and n satisfy the equation 0.5<m / (m+n)<0.7.

The present invention provides a color solidification property composition which contains colorant (A) and colorant polymeric compound (B), wherein the colorant (A) contains a paint represented with formula (1) and a yellow dye. The formula is shown in the description, wherein A (1) to A (16) respectively and independently represent hydrogen atom, chlorine atom and bromine atom.

A halogenated aromatic compound, a polyarylene (co)polymer obtained by the polymerization of such a halogenated aromatic compound as a monomer component, and a proton-conductive membrane made of a sulfonation product of such a (co)polymer are disclosed. The halogenated aromatic compound is represented by the following general formula (1bm): wherein As' independently represent an electron-withdrawing group; Bs' independently represent an electron-donating atom or divalent group; Xs' independently represent a chlorine atom, an iodine atom, or a bromine atom; Z represents an aryl group; R1 to R19 may be the same or different and each represents a hydrogen atom, a fluorine atom, an alkyl group, or a fluoroalkyl group; and a and b each represents an integer of 1 to 20.

Incorporation of metallic quantum dots (e.g., silver bromide (AgBr) films) into the source and drain regions of a MOSFET can assist in controlling the transistor performance by tuning the threshold voltage. If the silver bromide film is rich in bromine atoms, anion quantum dots are deposited, and the AgBr energy gap is altered so as to increase Vt. If the silver bromide film is rich in silver atoms, cation quantum dots are deposited, and the AgBr energy gap is altered so as to decrease Vt. Atomic layer deposition (ALD) of neutral quantum dots of different sizes also varies Vt. Use of a mass spectrometer during film deposition can assist in varying the composition of the quantum dot film. The metallic quantum dots can be incorporated into ion-doped source and drain regions. Alternatively, the metallic quantum dots can be incorporated into epitaxially doped source and drain regions.

The present invention relates to: a polycarbonate having high transparency, a high refractive index, low birefringence, moldability, and moist-heat resistance; and an optical member including the polycarbonate. Disclosed is a polycarbonate comprising 98 to 2 mol% of a unit represented by formula (I) and 2 to 98 mol% of a unit represented by formula (II), wherein, when 0.7 g of the polycarbonate is dissolved in 100 ml of methylene chloride, the specific viscosity is from 0.12 to 0.40 when measured at 20 DEG C. In the formula, R1 to R8 each independently represent a hydrogen atom, a fluorine atom, a chlorine atom, a bromine atom, an iodine atom, a C1-6 alkyl group, a C6-12 aryl group, a C2-6 alkenyl group, a C1-6 alkoxy group, or a C7-17 aralkyl group. In the formula, R9 to R12 each independently represent a hydrogen atom, a C1-9 hydrocarbon group that may include an aromatic group, or a halogen atom. X is an alkylene group, and n is an integer of 0 to 3.

Anti-reflective coatings formed from new polymers and having high etch rates are provided. Broadly, the coatings are formed from a polymer binder and a light attenuating compound. The polymer binder has halogen atoms bonded thereto, preferably to functional groups on the polymer binder rather than to the polymer backbone. Preferred polymer binders comprise acrylic polymers while it is preferred that the halogenated functional groups of the polymer binders be dihalogenated, and more preferably trihalogenated, with chlorine, fluorine, or bromine atoms.

This invention provides a process for conducting Stille coupling reactions. The processes of the present invention make use of N-heterocyclic carbenes as ancillary ligands in Stille couplings of aryl halides. A Stille coupling can be carried out by mixing, in a liquid medium, at least one strong base; at least one aryl halide or aryl pseudohalide in which all substituents are other than stannyl groups, wherein the aryl halide has, directly bonded to the aromatic ring(s), at least one halogen atom selected from the group consisting of a chlorine atom, a bromine atom, and an iodine atom; at least one organotin compound wherein the tin atom is quaternary, wherein one group bound to the tin atom is unsaturated at the alpha or beta position, and wherein each of the remaining groups bound to the tin atom is a saturated group; at least one metal compound comprising at least one metal atom selected from nickel, palladium, and platinum, wherein the formal oxidation state of the metal is zero or two; and at least one N-heterocyclic carbene. One preferred type of N-heterocyclic carbene is an imidazoline-2-ylidene of the formulawherein R1 and R2 are each, independently, alkyl or aryl groups having at least 3 carbon atoms, R3 and R4 are each, independently, a hydrogen atom, a halogen atom, or a hydrocarbyl group.

The present invention provides a green photosensitive resin composition capable of forming a pattern with excellent linearity, a photosensitive transfer material using the composition, a color filter substrate having good chroma and high color purity, and a color filter substrate having the color filter. display device on a chip substrate. The present invention provides a method characterized in that it contains at least a pigment, a pigment dispersant, a binder, a photopolymerizable compound, and a photopolymerization initiator, at least one of the pigments is a compound represented by the following general formula, and the pigment dispersant A green photosensitive resin composition in which at least one amino group-containing compound is used, a photosensitive transfer material produced using the composition, a color filter substrate using the material, and a display device equipped with the color filter substrate. (In the formula, M represents a specified metal atom. X 1 ~X 16 Any 8-16 positions in the formula are represented by halogen atoms, and the rest are represented by hydrogen atoms. Y represents a fluorine atom, a chlorine atom, a bromine atom, an iodine atom or an oxygen atom, and m represents an integer of 0 to 2).

A hair cosmetic comprises one or more amino-modified or ammonium-modified silicones of wherein each R1 is independently a methyl group, a phenyl group or a hydroxyl group, each R2 is independently R4Z, a is an integer of 0 to 3, each of m and n is a positive integer, a mean value of m+n is a range of from 4000 to 6000, and a mean value of n / m is a range of from 0.002 to 0.03, wherein R4 is C3-C6 alkylene group, and Z is represented by any of the following formulas: wherein each R5 is independently a hydrogen atom or a C1-C30 alkyl group, R6 is a C1-C30 alkyl group, A is a chlorine atom, a bromine atom or an iodine atom, and b is an integer of 2 to 6.

The invention relates to an acryloyl bis-quaternary ammonium salt monomer of a side chain with a reaction active group, the monomer has the structure general formula as is shown in the formula (1) at the right side, wherein, R1 represents alkyl having 1 to 20 carbon atoms or fluorine-containing alkyl; R2 represents a covalent bond or a NHCO(CH2)t group, the t in the group is an integer from 1 to 10; R3 represents hydrogen atoms or alkyl having 1 to 5 carbon atoms; n is an integer from 0 to 10; m is an integer from 0 to 10; k is an integer from 1 to 10; Y represents alkylamine having a structural formula (2) or sec-amido-NH- or oxygen atom, wherein, R4 is alkyl having 1 to 5 carbon atoms; X is chlorine or bromine atoms; and Z is a covalent bond or an amido bond or an ester bond. The invention also provides a preparation method of the monomer. The acryloyl bis-quaternary ammonium salt provided in the invention has excellent reaction activity, and can be easily guided into the polymer to make the acquired polymer have good sterilization function, in particular to gram-negative bacterium. The method is simple and convenient, and is high in yield, and the side reaction will not take place in the reaction process.

Optical articles, such as displays, optical lenses, windows, optical polarizers and transparent films are made as a composite structure comprising a substrate and an anti-reflective coating applied to the substrate. The anti-reflective coating comprises: A) a fluoroelastomer having cures sites selected from the group consisting of bromine atoms, chlorine atoms, iodine atoms, non-conjugated dienes, and mixtures of two or more thereof; and B) a non-fluorinated multiolefinic cross linking agent. The surface of the substrate may be treated by simultaneously bombarding the surface with an ionized inert gas, and etching the surface with an ionized reactive gas, so as to improve the adhesion of the coating to the substrate.

A monomer containing an electron-withdrawing group and an electron-donative group which can be easily controlled in the upper limit of the amount of a sulfonic acid, which impairs the mechanical properties of a copolymer, and can provide a sulfonated polymer that forms a proton-conductive membrane having a high proton conductivity over a wide temperature range, an excellent mechanical strength and an excellent proton conductivity and showing inhibited swelling in hot water and an aqueous solution of methanol, and a copolymer obtained from the monomer. A monomer containing an electron-withdrawing group and an electron-donative group represented by the following general formula (1): wherein Y represents a iodine atom, chlorine atom or bromine atom; X represents an electron-withdrawing group; B represents an electron-donative group; and Z represents an aryl group having a specific structure or a monovalent condensed ring hydrocarbon group such as naphthyl group.

A photocurable resin composition comprising: (A) a urethane (meth)acrylate produced by reacting at least a polyether polyol with a number average molecular weight of 500 or more having an alkyleneoxy structure in the molecule, an organic polyisocyanate compound, and a (meth)acrylate containing a hydroxyl group; (B) a monofunctional (meth)acrylate shown by the following formula (1), wherein R1 represents a hydrogen atom or a methyl group, R2 represents -(CH2CH2O)p-, -(CH(CH,3)CH2O)q-, or -CH2CH(OH)CH2O-, Y1, Y2, and Y3 individually represent a hydrogen atom, bromine atom, alkyl group having 1-10 carbon atoms, phenyl group, or -C(CH3)2C6H5-, and p and q represent integers from 0 to 10; and (C) a photoinitiator; its use and optical parts prepared from the photocurable resin composition.

The invention belongs to the technical field of butyl rubber brominating, and particularly relates to a producing method for brominating butyl rubber. According to the producing method, the butyl rubber is bromized by mainly adopting weak-polar organic solvents as reacting solvents, the brominating reaction speed is increased, the converting ratio and the using ratio of bromine atoms are increased, and side reactions are effectively avoided.

This invention provides a process for conducting Kumada coupling reactions. The processes of the present invention make use of N-heterocyclic carbenes as ancillary ligands in Kumada couplings of aryl halides. A Kumada coupling can be carried out by mixing, in a liquid medium, at least one aryl halide, wherein the aryl halide has, directly bonded to the aromatic ring(s), at least one halogen atom selected from the group consisting of a chlorine atom, a bromine atom, and an iodine atom; at least one Grignard reagent; at least one metal compound comprising at least one metal atom selected from nickel, palladium, and platinum, wherein the formal oxidation state of the metal is zero or two; and at least one N-heterocyclic carbene. One preferred type of N-heterocyclic carbene is an imidazoline-2-ylidene of the formulawherein R1 and R2 are each, independently, alkyl or aryl groups having at least 3 carbon atoms, R3 and R4 are each, independently, a hydrogen atom, a halogen atom, or a hydrocarbyl group. Homocoupling of aryl pseudohalides is also feasible using the processes of this invention.

This invention provides a process for conducting amination reactions. The processes of the present invention make use of N-heterocyclic carbenes as ancillary ligands in aminations of aryl halides and aryl pseudohalides. An amination can be carried out by mixing, in a liquid medium, at least one strong base; at least one aryl halide or aryl pseudohalide in which all substituents are other than amino groups, wherein the aryl halide has, directly bonded to the aromatic ring(s), at least one halogen atom selected from the group consisting of a chlorine atom, a bromine atom, and an iodine atom; at least one primary amine and / or at least one secondary amine; at least one metal compound comprising at least one metal atom selected from nickel, palladium, and platinum, wherein the formal oxidation state of the metal is zero or two; and at least one N-heterocyclic carbene. One preferred type of N-heterocyclic carbene is an imidazoline-2-ylidene of the formulawherein R1 and R2 are each, independently, alkyl or aryl groups having at least 3 carbon atoms, R3 and R4 are each, independently, a hydrogen atom, a halogen atom, or a hydrocarbyl group.