Abstract: The composition comprises a compound (A) represented by general formula (1) and a compound (B) represented by general formula (2), and comprises 0.00002 to 2.0 parts by mass of the compound (B) with respect to 100 parts by mass of the compound (A), (R1—COO)n—R2—(NCO)m??(1) (R1—COO)n—R2—NHC(?O)NH—R2—(OCO—R1)m??(2) wherein in general formulae (1) and (2), R1 is an ethylenically unsaturated group having 2 to 7 carbon atoms; R2 is a (m+n)-valent hydrocarbon group having 1 to 7 carbon atoms and optionally contain an ether group; R1 and R2 in the general formula (1) are the same as R1 and R2 in the general formula (2); and n and m each represent an integer of one or two.

Abstract: A composition is provided including a compound (A) represented by Formula (1) and a compound (B) represented by Formula (2), wherein the compound (B) is contained in an amount of 0.00002 to 0.2 parts by mass with respect to 100 parts by mass of the compound (A): (R1—COO)n—R2—(NCO)m . . . (1) (in Formula (1), R1 is an ethylenically unsaturated group having 2 to 7 carbon atoms; R2 is an (m+n)-valent hydrocarbon group having 1 to 7 carbon atoms; and n and m are each an integer of 1 or 2) (in Formula (2), R is (—R2—(OCO—R1), and R1 and R2 are the same as those in Formula (1)).

Abstract: The invention relates to a composition excellent in stability during storage and stability during utilization, and relates to a method of producing the composition. The composition includes a compound (A) represented by general formula (1) and a compound (B) represented by general formula (2), and includes 0.00002 to 0.2 parts by mass of the compound (B) with respect to 100 parts by mass of the compound (A), (R1—COO)n—R2—(NCO)m??(1) (R1—COO)n—R2—(R3—R1)m??(2) wherein in general formulae (1) and (2), R1 is an ethylenically unsaturated group having 2 to 7 carbon atoms; R2 is a (m+n)-valent hydrocarbon group having 1 to 7 carbon atoms and optionally contains an ether group; R1 and R2 in the general formula (1) are the same as R1 and R2 in the general formula (2); in general formula (2), R3 is —NHC(?O)—; and n and m each represent an integer of one or two.

Abstract: The composition comprises a compound (A) represented by general formula (1) and a compound (B) represented by general formula (2), and comprises 0.00002 to 2.0 parts by mass of the compound (B) with respect to 100 parts by mass of the compound (A), (R1—COO)n—R2—(NCO)m ??(1) g(R1—COO)n—R2—NHC(?O)NH—R2—(OCO—R1)m ??(2) wherein in general formulae (1) and (2), R1 is an ethylenically unsaturated group having 2 to 7 carbon atoms; R2 is a (m+n)-valent hydrocarbon group having 1 to 7 carbon atoms and optionally contain an ether group; R1 and R2 in the general formula (1) are the same as R1 and R2 in the general formula (2); and n and m each represent an integer of one or two.

Abstract: A composition is provided including a compound (A) represented by Formula (1) and a compound (B) represented by Formula (2), wherein the compound (B) is contained in an amount of 0.00002 to 0.2 parts by mass with respect to 100 parts by mass of the compound (A): (R1—COO)n—R2—(NCO)m ??(1) (in Formula (1), R1 is an ethylenically unsaturated group having 2 to 7 carbon atoms; R2 is an (m+n)-valent hydrocarbon group having 1 to 7 carbon atoms; and n and m are each an integer of 1 or 2) (in Formula (2), R is (—R2—(OCO—R1), and R1 and R2 are the same as those in Formula (1)).

Abstract: The invention is related to a composition excellent in stability during storage and excellent stability during utilization, and related to a method of producing the composition. The composition comprises a compound (A) represented by general formula (1) and a compound (B). The compound (B) is an oligomer in which two or more molecules of the compound (A) are bonded to each other by ethylenically unsaturated groups of each compound (A). The composition contains 0.00002 to 0.2 parts by mass of the compound (B) with respect to 100 parts by mass of the compound (A), (R1—COO)n—R2—(NCO)m??(1) wherein in general formula (1), R1 is an ethylenically unsaturated group having 2 to 7 carbon atoms; R2 is a (m+n)-valent hydrocarbon group having 1 to 7 carbon atoms and optionally contain an ether group; and n and in each represent an integer of one or two.

Abstract: The invention relates to a composition excellent in stability during storage and stability during utilization, and relates to a method of producing the composition. The composition includes a compound (A) represented by general formula (1) and a compound (B) represented by general formula (2), and includes 0.00002 to 0.2 parts by mass of the compound (B) with respect to 100 parts by mass of the compound (A), (R1—COO)n—R2—(NCO)m??(1) (R1—COO)n—R2—(R3—R1)m??(2) wherein in general formulae (1) and (2), R1 is an ethylenically unsaturated group having 2 to 7 carbon atoms; R2 is a (m+n)-valent hydrocarbon group having 1 to 7 carbon atoms and optionally contains an ether group; R1 and R2 in the general formula (1) are the same as R1 and R2 in the general formula (2); in general formula (2), R3 is —NHC(?O)—; and n and m each represent an integer of one or two.

Abstract: Provided is a test method that allows mutagenicity on a mammal including a human to be confirmed accurately and simply in a short time. Specifically, provided is a mutagenicity test method, including the steps of: (1) culturing a transformant of a mammalian cell harboring a recombinant vector including a p53 binding sequence, a minimal promoter that can function in the mammalian cell, and a reporter gene linked so that the gene can be expressed by the minimal promoter, in the presence of a test substance for a predetermined time; and (2) assessing whether or not the test substance affects an expression amount of the reporter gene in the transformant by comparing an expression amount of the reporter gene in the transformant cultured in the step (1) to an expression amount of the reporter gene in the transformant free of contact with the test substance.

Abstract: The present invention provides 27 marker genes comprising Orm1, Scarb1, Stmn1, Rad21, Nup54, Jun, Dmp1, Abi1, 6530403A03Rik, Slc2a1, Plf (Plf2, Mrpplf3), Fosl1, Chek1, Pik3r5, JunB, Vegfa, Rif1 (LOC671598), Il1rl1, Phex, Tfrc, Zfhx1b, Rad51ap1, Hells, Mcm3, Orm2, Car13 and Ccnb1, which enables the detection of a tumor promoter in a simple manner and within a short period of time in a test for predicting carcinogenicity as a tumor promoter using a cultured cell. The present invention further provide a tumor promoter detection method using at least one of the marker genes.

Abstract: An object of the present invention is to improve the stability of an ethylenically unsaturated compound having an isocyanate group in the molecule by preventing a polymerization, a multimerization reaction and a discoloration reaction of the ethylenically unsaturated compound. The present invention relates to a stabilizing composition for an isocyanate group-containing ethylenically unsaturated compound, comprising: an isocyanate group-containing ethylenically unsaturated compound (A) which comprises one or more isocyanate groups and one or more ethylenically unsaturated groups in the molecule; and a stabilizing agent (B) which is a compound in which at least one of the ethylenically unsaturated groups in the compound (A) is replaced with an alkyl halide group or an amino alkyl group which may have a substituent.

Abstract: The present invention provides a method for preventing polymerization, and a polymerizable monomer composition favorably used therefor that includes a (meth)acryloyl group-containing isocyanate compound and a specific polymerization inhibitor. The polymerizable monomer composition includes a (meth)acryloyl group-containing isocyanate compound and a stable free radical compound. The invention effectively prevents the polymerization of the (meth)acryloyl group-containing isocyanate compound and the occurrence of polymers due to the polymerization. Furthermore, the use of a stable free radical compound which has a vapor pressure approximate to that of the (meth)acryloyl group-containing isocyanate compound can effectively prevent polymerization in a vapor phase and a condensation phase of distillation facility.

Abstract: A phosphor includes Eu-activated YVO4:Eu doped Pith 10 ppm to 3,000 ppm of Tb and/or 50 ppm to 4,500 ppm of Sm. The luminance of light emitted by ultraviolet excitation is higher than that of undoped YVO4:Eu.

Abstract: A display apparatus is provided. The display apparatus includes a light source apparatus including a white light source, a blue fluorescent material, a green fluorescent material, a red fluorescent material, a green color filter, and a red color filter. A green chromaticity point of an output of green light to be omitted from the green fluorescent material and a red chromaticity point of an output of red light to be emitted from the red fluorescent material on a chromaticity coordinate system are interconnected by an imaginary straight line which passes only points which are equal to or higher than (0.300, 0.600) with regard to at least one of an x-axis component and a y-axis component of the chromaticity coordinate system.

Abstract: A monomer is provided which is excellent in reactivity, can give high heat resistance and high refractive index, and has two or more polymerizable functional groups with different polymerization properties and an aromatic ring in the molecule. An industrial advantageous process for producing the monomer is also provided. The monomer is an aromatic isocyanate compound containing a (meth)acryloyl group, and is represented by Formula (I): wherein R1 is a single bond or a linear or branched alkylene group of 1 to 5 carbon atoms, R2 is a hydrogen atom or a methyl group, R3 is a single bond or a linear or branched alkylene group of 1 to 3 carbon atoms, X is independently a halogen atom or an electron-withdrawing group, m is an integer ranging from 0 to 4, n is an integer ranging from 1 to 3, and 1?m+n?5.

Abstract: To provide an acid-modified polypropylene resin which can be used for an adhesive capable of bonding a polyolefin type resin and a polar resin with sufficient force, its production process and a resin composition using it. An acid-modified polypropylene resin, which is obtained by grafting an organic acid component to a polypropylene resin, wherein the polypropylene resin is an isotactic polypropylene resin, the grafted amount X (wt %) of the organic acid component in the acid-modified polypropylene resin is within a range of from 1.0 wt % to 20.0 wt %, and the melt flow rate Y (g/10 min) of the acid-modified polypropylene resin satisfies the expression: Y?18.5 exp(0.82X), a process for producing such an acid-modified polypropylene resin, a resin composition using it and a laminate.

Abstract: The present invention provides 27 marker genes comprising Orm1, Scarb1, Stmn1, Rad21, Nup54, Jun, Dmp1, Abi1, 6530403A03Rik, Slc2a1, Plf (Plf2, Mrpplf3), Fosl1, Chek1, Pik3r5, JunB, Vegfa, Rif1 (LOC671598), Il1rl1, Phex, Tfrc, Zfhx1b, Rad51ap1, Hells, Mcm3, Orm2, Car13 and Ccnb1, which enables the detection of a tumor promoter in a simple manner and within a short period of time in a test for predicting carcinogenicity as a tumor promoter using a cultured cell. The present invention further provide a tumor promoter detection method using at least one of the marker genes.

Abstract: A process for preparing tetrafluorobenzene carbaldehyde alkyl acetal represented by the following formula (II), comprising reducing tetrafluorocyanobenzene represented by the following formula (I) with a metal catalyst containing a platinum group metal in the presence of an alkyl alcohol represented by R—OH (R is an alkyl group of 1 to 4 carbon atoms) and an acid; (I) wherein m is 1 or 2, n is 0 or 1, and m+n is 2, (II) wherein m and n are the same as those in the formula (I), and R is an alkyl group of 1 to 4 carbon atoms.

Abstract: To provide a method for producing an ethylenically unsaturated group-containing isocyanate compound having an ether bond under such conditions that the ether bond is unlikely to be cleaved and the polymerization of an unsaturated group can be suppressed. The method for producing an ethylenically unsaturated group-containing isocyanate compound having an ether bond of the present invention is a method for producing an ethylenically unsaturated double bond-containing isocyanate compound from an amino alcohol having an ether bond and is characterized in that a reaction solvent in which the solubility of hydrogen chloride is 0.1 mole percent or less at 25° C. is used.

Abstract: A process for preparing tetrafluorobenzene carbaldehyde alkyl acetal represented by the following formula (II), comprising reducing tetrafluorocyanobenzene represented by the following formula (I) with a metal catalyst containing a platinum group metal in the presence of an alkyl alcohol represented by R—OH (R is an alkyl group of 1 to 4 carbon atoms) and an acid; (I) wherein m is 1 or 2, n is 0 or 1, and m+n is 2, (II) wherein m and n are the same as those in the formula (I), and R is an alkyl group of 1 to 4 carbon atoms.

Abstract: The present invention provides a method for preventing polymerization, and a polymerizable monomer composition favorably used therefor that includes a (meth)acryloyl group-containing isocyanate compound and a specific polymerization inhibitor. The polymerizable monomer composition includes a (meth)acryloyl group-containing isocyanate compound and a stable free radical compound. The invention effectively prevents the polymerization of the (meth)acryloyl group-containing isocyanate compound and the occurrence of polymers due to the polymerization. Furthermore, the use of a stable free radical compound which has a vapor pressure approximate to that of the (meth)acryloyl group-containing isocyanate compound can effectively prevent polymerization in a vapor phase and a condensation phase of distillation facility.