45results about How to "Drying property" patented technology

An ink composition for ink jet providing excellent in the curability based on ultraviolet irradiation in the presence of water or a solvent, the ejection stability with respect to the factors such as dot loss or flight deflection, and the storage stability of ink. Also provided herein is an ink composition for ink jet including: a pigment; a water-soluble organic solvent; a surfactant; at least either of a urethane (meth)acrylate being represented by the following general formula (1) and having a weight average molecular weight of 1,000 to 10,000 and a cross-linked urethane (meth)acrylate having a constitutional unit including the urethane (meth)acrylate; a compound having a radical polymerizable group(s); a photoradical polymerization initiator; and water:

A¹-O—(CONH—B¹—NHCOO—C¹—O)_n—CONH—B¹—NH—COO-D¹  (1)

where each of A¹, B¹, C¹, D¹, and n in formula (1) are described herein.

A drying shrinkage-reducing agent which comprises a polymer containing as an essential component at least one structural unit (I) represented by the following formula (1):

wherein R¹, R², and R³ independently stand for a hydrogen atom, a methyl group, or a —(CH₂)_pCOOX group, wherein X stands for a hydrogen atom, a monovalent metal, a divalent metal, an ammonium group, an organic amine group, or a hydrocarbon group, and p is an integer of 0-2; and R⁴ stands for a hydrocarbon group of 4-30 carbon atoms,

and exhibiting surface tension in the range of 25-50 mN/m in a solution containing 0.2 mass % of the polymer in a cement supernatant is provided. The drying shrinkage-reducing agent manifests no dispersibility in an amount capable of attaining necessary drying shrinking-reducing properties and, when used in combination with a dispersing agent, acquires ability to adjust the dispersibility and the drying shrinkage-reducing properties fit for the purpose.

A water-based emulsion for vibration damper is provided for the formation of an excellent vibration damper. In an aspect, the emulsion for vibration damper contains a particle including a core part formed of an acrylic copolymer (A) and a shell part formed of an acrylic copolymer (B) which covers the core part, the glass transition point of the acrylic copolymer (B) being not lower than −9° C., and the difference between the glass transition point of the acrylic copolymer (B) and the glass transition point of the acrylic copolymer (A) being not less than 20° C.

A photosensitive film, which has a transparent support and a silver salt emulsion layer containing a silver salt formed thereon, is exposed and developed to form a metallic silver portion. The base material to be plated is electrified in a solution containing a metal ion, using the metallic silver portion as a cathode. Then, the electrified base material is subjected to an electroless plating treatment to form a plated layer only on the metallic silver portion. The metal ion in the solution is preferably an ion of copper, nickel, cobalt, or tin.

The invention relates to an aqueous polyurethane resin dispersion having a good dispersibility in an aqueous medium and capable of forming a paint film excellent in strength when cured by ultraviolet light, and an aqueous polyurethane resin dispersion excellent in drying property, having a high hardness and being capable of providing a paint film having a scratch resistance, wherein the polyurethane resin is obtained by reacting at least a polycarbonate polyol (a); an acidic group-containing polyol (b); and an optional polyol (c) other than (a) and (b), with a polyisocyanate (d), and optionally further reacting with a chain extender (B), as well as a paint composition and a coating agent composition containing the same, and a preparation process of the same.

Disclosed are an inkjet ink and a method for printing on hydrophobic media such as offset coated media using the inkjet ink. Specifically disclosed is an inkjet containing a pigment, water and a surfactant which is characterized by also containing 40 to 75 weight % of a polar non-protic solvent with a molecular weight of 40 to 130 which has permeability to a hydrophobic surface such as the coating of an offset coated medium. Such an inkjet ink enables better printing on hydrophobic media such as offset coated media than the conventional inks.

A solvent-based ink jet ink composition includes a coloring material; and a solvent; in which the composition includes, as the solvent, two or more types of solvent that are compounds represented by the following general formula (1), and R¹, R², and R³ have the same structure as one another and m are consecutive integers, in the solvent.

R¹O—(R²O)_m—R³  (1)

(in the formula, R¹ is a hydrogen atom or an alkyl group with 1 to 6 carbon atoms, R² is an alkylene group with 2 or 3 carbon atoms, and R³ is a hydrogen atom, an acetyl group, or an alkyl group with 1 to 4 carbon atoms. However, both of R¹ and R³ are not hydrogen atoms. m is an integer of 1 to 7).

A photosensitive resin composition of the present invention includes an acid group-containing vinyl ester resin and a photopolymerization initiator as essential components, wherein the acid group-containing vinyl ester resin is an acid group-containing vinyl ester resin having a multiple-branched molecular structure obtained by the following steps where a polybasic anhydride (a3) is reacted with an epoxy vinyl ester resin (v1) that is a reaction product of an aromatic epoxy resin (a1) and a radically-polymerizable unsaturated-double bond-containing monocarboxylic acid (a2); a radically-polymerizable unsaturated-double bond-containing monoepoxy compound (a4) is subsequently reacted with an acid group formed by the reaction; and a polybasic anhydride (a3) is subsequently reacted with a secondary hydroxyl group formed by the reaction of the compound (a4) with the acid group, thereby obtaining the acid group-containing vinyl ester resin having a multiple-branched molecular structure; and contains 1.75 to 3.5 radically-polymerizable unsaturated double bonds per aromatic ring in the acid group-containing vinyl ester resin, and the acid groups within a range where the acid value of the acid group-containing vinyl ester resin reaches 30 to 150 mg KOH/g. According to the present invention, a resin composition for a resist ink that simultaneously has ultrahigh sensitivity, excellent developability, and broad heat control range can be provided.

A method for maintaining an ink jet head according to the invention includes at least one of a maintenance step of attaching a maintenance liquid to a nozzle surface of an ink jet head, which ejects a reaction solution including an aggregating agent for aggregating or thickening components of an ink composition, to clean the nozzle surface, and a maintenance step of covering and moisturizing the nozzle surface with a head moisturizing cap supplied with the maintenance liquid, in which the maintenance liquid includes a water-soluble organic solvent having a boiling point of 280° C. or less and water.

The invention provides a solid dishwashing detergent composition comprising an amount of from 0.01 to 10 % wt of one or more anionic polyesters. The compositions exhibit good drying properties, especially on plasticware.

A carboxy-containing polyester polyol which is obtained by polymerizing ε-caprolactone by ring-opening polymerization with a compound represented by the formula (1): HOCH₂C(COOH)RCH₂OH (1) (wherein R is C₂ or higher alkyl) and which has a number-average molecular weight of 550 to 950 and is liquid at ordinary temperature. This polyol can give a water-compatible polyurethane resin which is excellent in the preservation of a working atmosphere during handling and application and has excellent drying properties after application, and which has homogeneity and excellent stability and is useful in a wide range of applications such as a binder for coating materials, printing inks, etc. and an adhesive. By the production process, a water-compatible polyurethane resin which is excellent in the preservation of a working atmosphere and drying property and is homogeneous and stable can be easily produced.

To present a lubricant solution for magnetic recording media, which comprises a lubricant excellent in chemical stability and capable of imparting excellent lubricity, and a solvent having a suitable dissolving power for the lubricant and being excellent in drying properties and not influential over the ozone layer.

A lubricant solution comprising a lubricant and a fluorinated alkyl ether. For example, as the lubricant, a compound of the formula (HO—CH₂—CF₂(OCF₂CF₂)_dO—)₃Y wherein Y is a trivalent perfluorohydrocarbon group, is used, and as the fluorinated alkyl ether, 1,1,2,2-tetrafluoroethyl-2,2,2-trifluoroethyl ether is used.

A saddle pad apparatus constructed from a first non-slip top layer which is stitched or welded to a second non-slip bottom layer with a stiffening layer contained between the top and bottom layers. Each layer is constructed from a poly vinyl chloride impregnated scrim. Each scrim is constructed with ventilation openings to allow for proper ventilation between the load being carried and the animal. The scrims are manufactured by applying a poly vinyl chloride material onto a fiber network with fibers areas and open areas to create a scrim with appropriate stiffness, softness, and ventilation while maintaining other appropriate characteristics.

An aqueous ink composition containing, at least, water, a pigment (but excluding titanium oxides in which the pigment surface has been treated with an organic compound), a pigment dispersing resin, and two or more types of alkyl polyols having boiling points of at least 180° C. but not more than 250° C. at 1 atmosphere, wherein the pigment dispersing resin has an alkyl group of 10 to 36 carbon atoms, and the total amount of the alkyl polyols, relative to the total weight of the aqueous ink composition, is at least 10% by weight but not more than 30% by weight.

A paint which can be used in combination with either an aqueous paint or an oil-based paint, and which has a quick-drying property and a slow-curing property may comprise a water-dispersible acryl-modified alkyd resin as an active ingredient. The paint may comprise a water-dispersible acryl-modified alkyd resin and a water-dispersible polymer as active ingredients. The paint may comprise a water-dispersible acryl-modified alkyd resin and a surfactant as active ingredients. The paint may comprise a water-dispersible acryl-modified alkyd resin, a pigment, an extender pigment, a surfactant and water as active ingredients.

A pretreatment liquid that is used together with an aqueous inkjet ink containing a pigment and water, wherein the pretreatment liquid contains resin microparticles (A), a surfactant (B), a coagulant (C) and water, the surfactant (B) contains a polyoxyalkylene alkyl ether (b-1), and the coagulant (C) contains a polyvalent metal salt and/or a cationic polymer compound and has a water absorptivity at a temperature of 40° C. and a relative humidity of 80% of 75% by mass or less.

An image forming apparatus includes a generating mechanism to generate foam from a liquid or gel which may take a foam state, a coating roller having a peripheral surface supplied with the foam to coat the foam on the peripheral surface onto a surface of a recording medium, and a transport passage to transport the foam from the generating mechanism to the coating roller by an accumulation force of the foam.

A water-based ink for ink-jet recording contains a water-soluble colorant; water; and a water-insoluble liquid which is dispersed in the water and of which boiling point is not less than 250 degrees Celsius. The water-based ink may further contain a surfactant. The drying property of the water-based ink is improved and any odor can be lowered.

The present invention relates to [1] a water-based ink containing water-insoluble polymer particles (A), an organic solvent (B) and water, in which a polymer constituting the water-insoluble polymer particles (A) is in the form of a crosslinked polymer; the organic solvent (B) contains a polyhydric alcohol ether; and a rate of change in viscosity of the organic solvent (B) as calculated according to the formula (1) is not more than 140%, and [2] a printing method of printing characters or images on a printing medium using the water-based ink described in the above [1], in which a water absorption of the printing medium per a unit surface area thereof as measured by contacting the printing medium with pure water for 100 milliseconds is not less than 0 g/m² and not more than 10 g/m².