Abstract:
PROBLEM TO BE SOLVED: To provide a method of manufacturing a pigment dispersion element for color filter that can form a hardened film with excellent developability, substrate adhesion and contrast, and a colored composition for color filter containing a pigment dispersion element obtained by the same method.SOLUTION: There are provided a method of manufacturing a pigment dispersion element for color filter having the steps (1) and (2), and a colored composition for color filter containing a pigment dispersion element obtained by the same method. In the step (1), an organic pigment, a graft polymer (A) containing a nitrogen atom, and an ester-based organic solvent are dispersed to obtain a pigment dispersion liquid. In the step (2), the pigment dispersion liquid obtained in the step (1) and a compound (B) containing a (meta) acrylic group and phosphate group are mixed with each other.
Abstract:
PROBLEM TO BE SOLVED: To provide a red pigment dispersion material for a color filter, from which a cured film having excellent developing property and adhesiveness to a substrate can be formed, and to provide a colored composition for a color filter containing the dispersion material, and a production method of a red pigment dispersion material for a color filter.SOLUTION: [1] The red pigment dispersion material for a color filter is a pigment dispersion material containing a diketopyrrolopyrrole pigment, a polymer dispersant and a fatty acid (poly)alkylene glycol monoalkyl ether, in which the polymer dispersant is a grafted polymer containing an anionic group and a cyclic amide group. [2] The colored composition for a color filter contains the above pigment dispersion material. [3] The production method of a red pigment dispersion material for a color filter includes a step (1) of obtaining a pigment dispersion material (1) by dispersing a mixture containing a diketopyrrolopyrrole pigment, a polymer dispersant and a fatty acid (poly)alkylene glycol monoalkyl ether. The polymer dispersant is a grafted polymer containing an anionic group and a cyclic amide group.
Abstract:
PROBLEM TO BE SOLVED: To provide a process for producing a pulverizing auxiliary having not less than the same degree of pulverization efficiency and strength of a hydraulic composition obtained as those of ethylene glycol from glycerin and methanol which can utilize reproducible raw materials. SOLUTION: The process for producing a pulverizing auxiliary for hydraulic compounds having a total amount of propylene glycol, 2,3-butanediol, and 1,2-butanediol of 75 wt.% or more includes a step of introducing hydrogen at a pressure of 0.1-20 MPa to react methanol with glycerin as raw materials in the presence of a copper-containing catalyst at 200-280°C. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a hydraulic composition whereby after preparation thereof, the energy for heating curing is reduced, and the strength of the hardening body improves in 24 hours.SOLUTION: A hydraulic composition contains one or more phenolic compound selected from phenol and resorcinol, one or more substituted catechol compound selected from nitrocatechol and cyano catechol, cement, and water.
Abstract:
PROBLEM TO BE SOLVED: To provide a hydraulic composition whereby after preparation thereof, the energy for heating curing is reduced, and the strength of the hardening body improves in 24 hours.SOLUTION: A hydraulic composition contains an amine compound, a catechol compound, cement and water. The amine compound is one or more selected from alkanolamines, and the catechol compound is one or more compound selected from nitrocatechol and cyano catechol. A mass ratio between the amine compound and the catechol compound is 0.05 or more and 20 or less (amine compound/catechol compound).
Abstract:
PROBLEM TO BE SOLVED: To provide a hydraulic composition whereby after preparation thereof, the energy for heating curing is reduced, and the strength of the hardening body improves in 24 hours.SOLUTION: A hydraulic composition contains one or more polyhydric alcohol selected from the group consisting of glycerol and glycerol alkylene oxide adduct with an average added mole number of over 0 and 3 or less, one or more catechol compound selected from nitrocatechol and cyano catechol, cement, and water.
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing hydraulic powders in which hydraulic powders such as cement for improving the compressive strength of a hydraulic composition in curing can be obtained.SOLUTION: There is provided the method for producing hydraulic powders in which one or more compounds A selected from glycerin and a glycerin monoacetic acid ester and alkali metal sulfite B are added to a hydraulic compound for pulverizing it.
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing hydraulic powder capable of reconciling acquisition of excellent crushing efficiency of a hydraulic compound with acquisition of hydraulic powder such as cement for improving compressive strength at the curing time of the acquired hydraulic composition.SOLUTION: Hydraulic powder is produced through a step for crushing a hydraulic compound by using one or more kinds of compounds (A) selected from glycerin and glycerin monoacetic acid esters, an alkali sulfate metal salt (B), and calcium sulfate (C) under a specific condition.