摘要:
A polymer material, containing at least one kind of polymer substance selected from the group consisting of acrylic acid-based polymers, polyester-based polymers, and polycarbonate-based polymers; and a compound represented by formula (2) contained in the polymer substance: wherein A21 and A22 each independently represent an atom other than hydrogen atom and carbon atom; Y21 and Y22 each independently represent a hydrogen atom or a monovalent substituent; at least one of Y21 and Y22 represents a substituent having a Hammett substituent constant σp of 0.2 or more; Y21 and Y22 may bind to each other to form a ring; and (B) represents a group of atoms necessary for forming a five- or six-membered ring with A21, A22 and the carbon atom.
摘要翻译:含有选自丙烯酸系聚合物,聚酯系聚合物,聚碳酸酯类聚合物中的至少一种聚合物的高分子材料, 和由式(2)表示的化合物,其中A21和A22各自独立地表示氢原子和碳原子以外的原子; Y 21和Y 22各自独立地表示氢原子或一价取代基; Y21和Y22中的至少一个表示具有Hammett取代基常数& p的取代基,其0.2以上; Y 21和Y 22可以彼此结合形成环; 和(B)表示与A21,A22和碳原子形成五元或六元环所必需的一组原子。
摘要:
A polymer material, containing at least one kind of polymer substance selected from the group consisting of acrylic acid-based polymers, polyester-based polymers, and polycarbonate-based polymers; and a compound represented by formula (2) contained in the polymer substance: wherein A21 and A22 each independently represent an atom other than hydrogen atom and carbon atom; Y21 and Y22 each independently represent a hydrogen atom or a monovalent substituent; at least one of Y21 and Y22 represents a substituent having a Hammett substituent constant σp of 0.2 or more; Y21 and Y22 may bind to each other to form a ring; and (B) represents a group of atoms necessary for forming a five- or six-membered ring with A21, A22 and the carbon atom.
摘要翻译:含有选自丙烯酸系聚合物,聚酯系聚合物,聚碳酸酯类聚合物中的至少一种聚合物的高分子材料, 和由式(2)表示的化合物,其中A21和A22各自独立地表示氢原子和碳原子以外的原子; Y 21和Y 22各自独立地表示氢原子或一价取代基; Y21和Y22中的至少一个表示具有Hammett取代基常数& p的取代基,其0.2以上; Y 21和Y 22可以彼此结合形成环; 和(B)表示与A21,A22和碳原子形成五元或六元环所必需的一组原子。
摘要:
An ultraviolet absorbent composition, containing: at least one kind of ultraviolet absorbent A having an absorption maximum wavelength of from 350 nm to 400 nm, a half value width of 55 nm or less and a molar extinction coefficient of 20,000 or more at the absorption maximum wavelength; and at least one kind of ultraviolet absorbent B having an absorption maximum wavelength of 350 nm or less and showing 30% or more of absorbance at 320 nm of the absorbance at the absorption maximum wavelength.
摘要:
A compound represented by formula (I-1): wherein R21, R22, R23 and R24 each independently represent a hydrogen atom or a monovalent substituent, with the proviso that compounds, in which R21, R22, R23 and R24 each are an alkylthio group, are excluded; R21 and R22 and/or R23 and R24 each may bond to each other to form a ring, with the proviso that compounds, in which the formed ring is a dithiol ring or a dithiolane ring, are excluded; R25 and R26 each independently represent a hydrogen atom or a monovalent substituent; X21, X22, X23 and X24 each independently represent a hetero atom; compounds, wherein R21, R22, R23 and R24 each represent a cyan group; X21, X22, X23 and X24 each represent a sulfur atom; and R25 and R26 each represent a hydroxyl group or a hydrogen atom, are excluded; and compounds, wherein R21 and R23 each represent a hydrogen atom; R22 and R24 each represent an arylcarbonyl group; X21, X22, X23 and X24 each represent a sulfur atom; and R25 and R26 each represent a hydroxyl group, are excluded; and an ultraviolet absorbent, which has molecular weight of 10,000 or less and molar extinction coefficient at the maximum absorption wavelength of the ultraviolet absorbent of 80,000 or more.
摘要翻译:由式(I-1)表示的化合物:其中R 21,R 22,R 23和R 24各自独立地表示氢原子或一价取代基,条件是其中R 21,R 22,R 23和R 24各自为烷硫基 , 被排除在外; R 21和R 22和/或R 23和R 24各自可以彼此键合形成环,条件是排除其中形成的环是二硫醇环或二硫戊环的化合物; R 25和R 26各自独立地表示氢原子或一价取代基; X21,X22,X23和X24各自独立地表示杂原子; 化合物,其中R 21,R 22,R 23和R 24各自表示青色基团; X21,X22,X23和X24各自表示硫原子; R 25和R 26各自表示羟基或氢原子; 和其中R 21和R 23各自表示氢原子的化合物; R 22和R 24各自表示芳基羰基; X21,X22,X23和X24各自表示硫原子; R 25和R 26各自表示羟基; 和紫外线吸收剂,其分子量为10,000以下,紫外线吸收剂的最大吸收波长的摩尔消光系数为80,000以上。
摘要:
A method of producing a compound represented by formula (1), including: allowing 1,4-benzoquinone or 1,2-benzoquinone to react with a dithiocarbamate compound represented by formula (2) in a polar solvent: wherein R1 and R2 each independently represent a hydrogen atom, an alkyl group, an aryl group or a heterocyclic group, R1 and R2 may be the same or different and may be combined with each other to form a ring, X represents an ion necessary to neutralize the charge of the molecule, m represents an integer of 1 to 2, n represents an integer of 1 to 2, M represents a hydrogen atom, a metal atom or a conjugate acid of a base, p represents an integer of 1 to 4, and q represents an integer of 1 to 4.
摘要:
A compound represented by formula (I-1): wherein R21, R22, R23 and R24 each independently represent a hydrogen atom or a monovalent substituent, with the proviso that compounds, in which R21, R22, R23 and R24 each are an alkylthio group, are excluded; R21 and R22 and/or R23 and R24 each may bond to each other to form a ring, with the proviso that compounds, in which the formed ring is a dithiol ring or a dithiolane ring, are excluded; R25 and R26 each independently represent a hydrogen atom or a monovalent substituent; X21, X22, X23 and X24 each independently represent a hetero atom; compounds, wherein R21, R22, R23 and R24 each represent a cyan group; X21, X22, X23 and X24 each represent a sulfur atom; and R25 and R26 each represent a hydroxyl group or a hydrogen atom, are excluded; and compounds, wherein R21 and R23 each represent a hydrogen atom; R22 and R24 each represent an arylcarbonyl group; X21, X22, X23 and X24 each represent a sulfur atom; and R25 and R26 each represent a hydroxyl group, are excluded; and an ultraviolet absorbent, which has molecular weight of 10,000 or less and molar extinction coefficient at the maximum absorption wavelength of the ultraviolet absorbent of 80,000 or more.
摘要翻译:由式(I-1)表示的化合物:其中R 21,R 22,R 23和R 24各自独立地表示氢原子或一价取代基,条件是其中R 21,R 22,R 23和R 24各自为烷硫基 , 被排除在外; R 21和R 22和/或R 23和R 24各自可以彼此键合形成环,条件是排除其中形成的环是二硫醇环或二硫戊环的化合物; R 25和R 26各自独立地表示氢原子或一价取代基; X21,X22,X23和X24各自独立地表示杂原子; 化合物,其中R 21,R 22,R 23和R 24各自表示青色基团; X 21,X 22,X 23和X 24各自表示硫原子; R 25和R 26各自表示羟基或氢原子; 和其中R 21和R 23各自表示氢原子的化合物; R 22和R 24各自表示芳基羰基; X21,X22,X23和X24各自表示硫原子; R 25和R 26各自表示羟基; 和紫外线吸收剂,其分子量为10,000以下,紫外线吸收剂的最大吸收波长的摩尔消光系数为80,000以上。
摘要:
An ultraviolet absorbent composition, containing an ultraviolet absorbent represented by formula (2) or (B-I), and a compound represented by formula (TS-I) or (TS-II): wherein A21, A22 and XB1 to XB4 represent a hetero atom; Y21, Y22, RB1 to RB6, R91 to R96, R101 to R104 and X101 represent a hydrogen atom or a substituent; at least one of Y21 and Y22 represents a substituent having a Hammett substituent constant of 0.2 or more; and (B) represents a group of atoms necessary for forming a five- or six-membered ring; —X91- represents —O—, —S—, or —N(—R100)-, in which R100 has the same meaning as R91; all of R91 to R96 and R100 cannot simultaneously represent a hydrogen atom, respectively, and the total number of carbon atoms is 10 or more; and X102 represents a group of hetero atoms necessary for forming a 5- to 7-membered ring.
摘要:
An object of the invention is to provide an ultraviolet absorbing composition for a skin and hair, which has absorption of high absorbance in both UV-A region and UV-B region, wherein an ultraviolet absorbing compounds in the ultraviolet absorbing composition will not precipitate or turn to yellow in the process of preparing cosmetics. Moreover, the ultraviolet absorbing composition shows excellent feeling in use, and will not dye clothes easily, and may be applied to the skin and hair of a living object, and exhibits excellent capability of absorbing an ultraviolet light.The ultraviolet absorbing composition for skin and hair, which comprises the ultraviolet absorbing compound represented by formula (1) and at least one ultraviolet absorbing compound selected from the group consisting of formulae (I) to (V). (In formula (1), Y11 and Y12 each independently represents monovalent substituent. One of Y11 or Y12 is cyano group, and the other is cyano group, alkylcarbonyl group, arylcarbonyl group, heterocyclic carbonyl group, alkylsulfonyl group, or arylsulfonyl group, carbamoyl group, sulfamoyl group, alkoxycarbonyl group, and aryloxycarbonyl group. V11 and V12 each independently represents a hydrogen atom or a monovalent substituent.)
摘要:
An ultraviolet absorbent, containing a compound represented by formula (1): wherein X1 and X2 each are an oxygen atom, a sulfur atom, or —NR16—; R11, R12, R13, R14, R15 and R16 each are a hydrogen atom or a monovalent substituent.
摘要翻译:一种紫外线吸收剂,含有式(1)表示的化合物:其中X1和X2各自为氧原子,硫原子或-NR16-; R 11,R 12,R 13,R 14,R 15和R 16各自为氢原子或一价取代基。