摘要:
Provided is Ink including a pigment, a resin, a watersoluble organic solvent, and water, wherein a solid content of first liquid as prepared by diluting the ink 500-fold with water and by adding CaCl 2 at a concentration of 1.5 mM has a rate of aggregation of 1.5 nm/second or less; and a solid content of second liquid as prepared, after the ink has been stored at 60°C for 2 weeks, by diluting the ink 500-fold with water and by adding CaCl 2 at a concentration of 5 mM has a rate of aggregation of 2.0 nm/second or more.
摘要:
There is provided an ejection liquid which can be ejected stably by an inkjet method using thermal energy even in the case of containing at least one of proteins and peptides and is provided a method and device of discharging a liquid containing at least one of proteins and peptides, which use the ejection liquid. At least one compound having a guanidine group is added to an aqueous solution of at least one of proteins and peptides to improve its qualifications to an ejection event by an inkjet method using thermal energy.
摘要:
Provided are a composition having high dispersibility of a magnetic particle to have storage stability and a heat transport device using the composition. The composition contains a particle and an aqueous medium including water. The particle contains a magnetic particle and a dispersant including polyacrylic acid or a salt thereof.
摘要:
Provided is an ink containing a pigment, a water-soluble organic solvent, and a surfactant represented by the following general formula (1), and having a viscosity at 25°C of 5 mPa·s or more. The ink has a static surface tension of 27.1 mN/m or more and 35.0 mN/m or less, which is measured at 25°C by a Wilhelmy method. The ink also has a dynamic surface tension at a bubble life time of 150 msec of 30.5 mN/m or more and 37.0 mN/m or less, which is measured at 25°C by a maximum bubble pressure method.
摘要:
A solid electrolyte contains a borate containing Li, an element R selected from a group including Yb, Er, Ho, Tm, La, Nd, and Sm, and an element M selected from a group including Zr, Ce, and Sn.
摘要:
An aqueous ink for ink jet includes a coloring material, a solvent, and a surfactant having an HLB value of 9.0 or less. The solvent includes a solvent A having a solubility in water at 20°C of 5.00 g/100g-H 2 O or less and a solvent B other than the solvent A. The solvent A includes an alcohol having a vapor pressure at 20°C of 0.5 mmHg or less and a surface tension of 30.0 mN/m or more. The content of the alcohol in the aqueous ink is 0.7 or more times the solubility in water at 20°C in an equal amount to the aqueous ink. The solvent B has a partition coefficient (P B ) satisfying the following equation (1). 1.44 LogP A − 0.1 x − 3.4 ≤ LogP B ≤ − 0.6
摘要:
There is provided an ink including a pigment, resin particles, a surfactant, water-soluble organic compound, and water, in which: the content of the water-soluble organic compounds is 35 mass% or less based on a total mass of the ink; the water-soluble organic compound contains a first water-soluble organic compound being liquid at 25°C and having a surface tension at 25°C of 40 mN/m or less, and the content of the first water-soluble organic compound is 5 mass% or less based on a total mass of the ink; and the surfactant is a surfactant represented by the following formula (1):
摘要:
INK, INK CARTRIDGE, AND IMAGE RECORDING METHOD An ink includes a self-dispersing pigment, polyurethane resin particles, a surfactant, and water. The self-dispersing pigment is a pigment having a phosphonic acid group bonded directly or via another atomic group to a surface thereof. The surfactant is represented by general formula (1).