摘要:
Disclosed is a polymer which has a repeating unit containing a skeleton derived from dehydroabietic acid in the main chain, and has a glass transition point of 80° C. or lower.
摘要:
An aqueous inkjet recording ink including pigment particles coated with a water-insoluble resin, water, and a water-soluble organic solvent including at least one hydroxy group, wherein the water-insoluble resin has a salt-forming group and a structural unit which is derived from a methacrylate and has an aromatic ring linked via a linking group to an atom in the main chain of the water-insoluble resin, and the water-insoluble resin satisfies the condition that when the water-insoluble resin, an organic solvent, one equivalent of a neutralizing agent with respect to the salt-forming group, and water are mixed with a total content of the water-insoluble resin and the organic solvent being 35% by mass relative to the total mass of the mixture, an emulsion is formed without precipitation of the water-insoluble resin, and after the emulsion is allowed to stand for three hours, a transparent single phase is formed, or two separate phases are formed and at least an aqueous phase of the two phases is transparent.
摘要:
An aqueous colorant dispersion including a colorant (A), a polymer (B), and an aqueous liquid medium (I), wherein the polymer (B) is a copolymer including a hydrophilic structural unit and a hydrophobic structural unit, the content of the hydrophobic structural unit in the polymer (B) being more than 80% by mass but less than 100% by mass, the hydrophobic structural unit includes a hydrophobic structural unit (a) having an aromatic ring linked via a linking group to an atom included in the main chain of the polymer (B), the content of aromatic rings in the polymer (B) is 10% by mass or more but less than 20% by mass with respect to the mass of the polymer (B), the hydrophilic structural unit includes a hydrophilic structural unit (b) including an ionic group, and the polymer (B) includes a structural unit (c) different from the hydrophobic structural unit (a) and from the hydrophilic structural unit (b), the content of the structural unit (c) in the polymer (B) being more than 15% by mass but less than 90% by mass.
摘要:
A composition comprising at least one liquid-crystal compound and a polymer having at least one group of the following formula (A) as the constitutive unit thereof: wherein Mp represents a trivalent linking group; L represents a single bond, or a bivalent linking group; X represents a substituted or unsubstituted functional group having a cyclic structure.
摘要:
An aqueous colorant dispersion including a colorant (A), a polymer (B), and an aqueous liquid medium (I), wherein the polymer (B) is a copolymer including a hydrophilic structural unit and a hydrophobic structural unit, the content of the hydrophobic structural unit in the polymer (B) being more than 80% by mass but less than 100% by mass, the hydrophobic structural unit includes a hydrophobic structural unit (a) having an aromatic ring linked via a linking group to an atom included in the main chain of the polymer (B), the content of aromatic rings in the polymer (B) is 10% by mass or more but less than 20% by mass with respect to the mass of the polymer (B), the hydrophilic structural unit includes a hydrophilic structural unit (b) including an ionic group, and the polymer (B) includes a structural unit (c) different from the hydrophobic structural unit (a) and from the hydrophilic structural unit (b), the content of the structural unit (c) in the polymer (B) being more than 15% by mass but less than 90% by mass.
摘要:
The invention provides a pigment composition having a pigment and a dispersant, wherein the dispersant is a copolymer comprising: a repeating unit (a) having a specific structure; and a repeating unit (b) having an ionic group. The invention ether provides a water-based pigment dispersion containing: the pigment composition; and water or a water-based carrier medium containing water and an organic solvent. The invention further provides a method for producing the water-based pigment dispersion. The invention further provides a water-based ink for ink jet recording containing the water-based pigment dispersion. The invention further provides a polymer compound having, as copolymerization components, a monomer having a specific structure, (meth)acrylic acid, and benzyl (meth)acrylate.
摘要:
A composition comprising at least one liquid crystal compound, and at least one polymer is disclosed. The polymer comprises a constitutional unit represented by a following formula (A) and a constitutional unit derived from a monomer having a fluoroaliphatic group(s): wherein Mp represents a trivalent group constituting fully or partially a polymer main chain; L represents a single bond or a divalent linking group; and X represents a substituted or non-substituted aromatic condensed ring group.
摘要:
An antibiotic compound having a novel mechanism of action, weak cytotoxicity, high solubility in water, effective in inhibiting both DNA gyrase GyrB and topoisomerase IV ParE subunits, and having antibacterial activity.
摘要:
The present invention provides a water-based pigment composition including a pigment; a dispersant; and water, the dispersant including: a repeating unit including an ionic group; at least one of a repeating unit represented by Formula (2) or a repeating unit represented by Formula (3); and a repeating unit represented by Formula (1), a content of the repeating unit represented by Formula (1) being 20% by mass or more but less than 50% by mass with respect to a total amount of repeating units represented by Formulae (1) to (3), which is excellent in stability over time with finely dispersed pigment(s): wherein, in Formulae (1) to (3), R1 represents a hydrogen atom or a methyl group; R2 represents a hydrogen atom or a substituent; L1 represents a single bond or a divalent linkage group; and Ar represents a monovalent aromatic group.
摘要:
The present invention aims to provide an optical compensation film that allows superior phase difference between a first optically anisotropic layer and a second optically anisotropic layer and excellent wavelength dispersibility in terms of front and inclined retardation of liquid crystal layers in liquid crystal cells, a polarizing plate containing the optical compensation film, and a liquid-crystal display device that can display superior images with less color change due to the polarizing plate.In order to attain the object, an optical compensation film etc. is provided that comprises at least a first optically anisotropic layer and a second optically anisotropic layer, wherein the first optically anisotropic layer satisfies at least one of the following Equations (i) to (iii): 1≦Re1450(0°)/Re1650(0°)≦1.25: Equation (i) 1≦Re1450(40°)/Re1650(40°)≦1.25: Equation (ii) 1≦Re1450(−40°)/Re1650(−40°)≦1.25: Equation (iii)