Patent application number | Description | Published |
20090082557 | CELLULOSE ACYLATE FILM AND ITS APPLICATIONS - A novel cellulose acylate film is disclosed. The film is formed of a composition comprising at least one cellulose acylate having an aromatic group-containing acyl group (Substituent A), in which a substitution degree with Substituent A satisfies following relational expressions (I) and (II): | 03-26-2009 |
20110046275 | AQUEOUS COLORANT DISPERSION, METHOD OF PRODUCING AQUEOUS COLORANT DISPERSION, AND AQUEOUS INK FOR INKJET RECORDING - An aqueous colorant dispersion includes a colorant (A), a polymer (B) having an acid value of 85 mgKOH/g or higher, and an aqueous liquid medium (I), wherein the polymer (B) is a copolymer including at least one hydrophobic structural unit (a) which contains an aromatic ring linked to an atom in the main chain of the polymer (B) via a linking group, and comprising at least one hydrophilic structural unit (b) at a content of from 12% by mass to 20% by mass relative to the entire mass of the polymer (B), wherein the content of the aromatic ring is from 10% by mass to less than 21% by mass relative to the entire mass of the polymer (B). | 02-24-2011 |
20110057983 | AQUEOUS INK COMPOSITION, INK SET, AND INKJET IMAGE FORMING METHOD - The invention provides an aqueous ink composition including: a) a water-based medium; b) a compound having an ethylenically unsaturated bond; and c) resin particles including a water-insoluble vinyl polymer and a water-insoluble photoinitiator. | 03-10-2011 |
20110057984 | AQUEOUS INK COMPOSITION AND IMAGE FORMING METHOD - An aqueous ink composition including a colorant, a polymer including a hydrophobic structural unit (a) represented by the following formula (1), a polymerization initiator, a polymerizable compound including an ethylenically unsaturated bond, and water: | 03-10-2011 |
20110065213 | METHOD FOR IMMUNOASSAY USING LATEX PARTICLES - An object of the present invention is to provide latex particles with high production reproducibility, by which a sufficiently high value of signal ΔS (=value of signal−value of noise) can be realized in immunodiagnosis. The present invention provides a method for assay which comprises steps of (1) causing a substance to be detected to come into contact with or compete with binding substance-labeled fluorescent latex particles which are obtained by causing a binding substance to bind to fluorescent latex particles, and (2) measuring fluorescence from the binding substance-labeled fluorescent latex particles, wherein: (a) the fluorescent latex particles are obtained by adding a fluorescent substance to latex particles characterized in that the amount of COOH groups existing on the surfaces of the latex particles is from 40 μeq/g to 300 μeq/g, or (b) the fluorescent latex particles contain latex particles and a fluorescent substance, which are characterized in that the amount of COOH groups existing on the surfaces of the fluorescent latex particles is from 40 μeq/g to 300 μeq/g. | 03-17-2011 |
20110074867 | AQUEOUS PIGMENT DISPERSION, INK COMPOSITION, AND IMAGE FORMING METHOD - An aqueous pigment dispersion including: (A) a pigment; (B) a dispersion polymer having a neutralization degree of from 50% to 90% and a solubility of from 0.2 g to 0.8 g per 5 ml of water (25° C.), and containing an acidic group and a hydrophobic structural unit (a) having an aromatic ring linked via a linking group to an atom included in a main chain, a content ratio of the aromatic ring being from 10% by mass to less than 20% by mass based on a total mass of the polymer; and (C) a water-based liquid medium. | 03-31-2011 |
20110109708 | AQUEOUS INK COMPOSITION AND IMAGE FORMING METHOD - The invention provides an aqueous ink composition comprising (A) a colorant, (B) a polymer including a hydrophobic structural unit represented by Formula (1) below, (C) a polymerization initiator, (D) a polymerizable compound including an ethylenically unsaturated bond, and (E) water. In the Formula (1), R | 05-12-2011 |
20110227990 | COMPOSITE PARTICLES, METHOD OF MANUFACTURING COMPOSITE PARTICLES, AQUEOUS INK COMPOSITION, AND IMAGE FORMING METHOD USING AQUEOUS INK COMPOSITION - A method of manufacturing composite particles is disclosed. The method includes preparing an aqueous dispersion of a polymer (a) by a phase inversion emulsification method, using water and a solution of the polymer (a), the polymer (a) containing at least one anionic structural unit and at least one hydrophobic structural unit; and forming composite particles through seed polymerization using at least one crosslinking monomer (b) in the presence of the aqueous dispersion of the polymer (a). Further, composite particles, an aqueous ink composition and an image forming method using the aqueous ink composition are disclosed. | 09-22-2011 |