Abstract: The present invention relates to an epoxy resin composition. The epoxy resin composition contains an epoxy resin and a cationic polymerization catalyst. The epoxy resin has at least two alicyclic epoxy groups, at least one perfluoroalkyl group having 6 to 12 carbon atoms, at least one alkylsiloxane group, and at least one cyclic group.

Abstract: The present invention provides an anti-curl agent containing an amide compound of specific structure and molecular weight, an ink jet ink containing the amide compound, a method for ink jet recording to form images by ejecting the ink, and a method for reducing curl of recording media using the ink. The anti-curl agent of the present invention can reduce shape changes of a printed paper with a lapse of time, i.e., the curl phenomenon, tending to occur in particular with a plain paper printed over the entire surface, without deteriorating image quality.

Abstract: A three-dimensional display device includes a frame and plural support portions held by the frame, the support portions for holding objects to be displayed.

Abstract: An useful aqueous photocurable resin composition is provided. The aqueous photocurable resin composition of the present invention comprises at least water, a polymerizable material polymerizable with radical initiation and a water-soluble photopolymerization initiator which generates a radical with light, wherein the polymerizable material has at least two polymerizable functional groups and one anionic functional group.

Abstract: A novel polymer film is based on a principle totally different from that of the known liquid-repelling agents used with the known surface-modifying methods and can easily modify the properties of the surface of an article. More specifically, such a polymer film can be formed on the surface of an article by application to improve the liquid repellency of the surface of the article and maintain the liquid-repelling effect. A novel polymeric compound can be used to form such a polymer film and a liquid-repellency treatment solution containing such a polymeric compound. There is also provided a method of modifying the surface of an article by means of such a liquid-repellency treatment solution and articles having a modified surface. The polymer film contains fluorine atoms and has physical aggregates of polymer chains in the inside and/or on the surface.

Abstract: The present invention relates to a curing epoxy resin composition permitting water repellent and ink repellent surface treatment. The epoxy resin composition contains (A) an alkylsiloxane-containing epoxy resin, (B) a cationic polymerization catalyst, and (C) a polyfunctional epoxy compound having a molecular weight of 300 or more, and a static viscosity of 1,000 cps or more at 25° C.

Abstract: An alkylsiloxane-containing epoxy resin composition can suitably be used as water-repellent agent or a water-repellent coating to be advantageously applied to areas that are apt to be brought into contact with solutions and substances containing one or more than one components that can damage the film forming property and the adhesion of an ordinary water-repellent agent. The resin composition comprises at least an alkylsiloxane-containing epoxy resin having two or more than two alkylsiloxane groups and two or more than two cyclic aliphatic epoxy groups in a molecule and a cationic polymerization catalyst.

Abstract: An epoxy resin composition suitable for forming a film of excellent water repellency which comprises an epoxy resin having one or more water repellent groups and two or more cyclic aliphatic epoxy groups per molecule, a triazine-base catalyst for cationic polymerization and a non-polar solvent.

Abstract: An alkylsiloxane-containing epoxy resin composition can suitably be used as water-repellent agent or a water-repellent coating to be advantageously applied to areas that are apt to be brought into contact with solutions and substances containing one or more than one components that can damage the film forming property and the adhesion of an ordinary water-repellent agent. The resin composition comprises at least an alkylsiloxane-containing epoxy resin having two or more than two alkylsiloxane groups and two or more than two cyclic aliphatic epoxy groups in a molecule and a cationic polymerization catalyst.

Abstract: The present invention relates to an epoxy resin composition. The epoxy resin composition contains an epoxy resin and a cationic polymerization catalyst. The epoxy resin has at least two alicyclic epoxy groups, at least one perfluoroalkyl group having 6 to 12 carbon atoms, at least one alkylsiloxane group, and at least one cyclic group.

Abstract: An embodiment of the invention relates to a novel epoxy resin composition. The epoxy resin composition comprises (i) a first epoxy resin having in the molecule thereof at least one water-repellency-imparting group and two or more cyclic aliphatic epoxy groups, and having a number average molecular weight ranging from 8,000 to 22,000 and a polydispersity ranging from 3.5 to 5.0, (ii) a second epoxy resin having in the molecule thereof at least one water-repellency-imparting group and two or more cyclic aliphatic epoxy groups, having a number average molecular weight ranging from 2,500 to 8,000 and a polydispersity ranging from 1.5 to 3.0, and (iii) a cationic polymerization catalyst.

Abstract: An epoxy resin composition can be used for forming a film having excellent water-repellency on a substrate surface. The epoxy resin composition contains (a) an epoxy resin having at least two alicyclic epoxy groups, at least one perfluoroalkyl group having 6 to 12 carbon atoms, and at least one alkylsiloxane group and (b) a cationic polymerization catalyst. The alicyclic epoxy groups and the perfluoroalkyl group are present in branched chains of the epoxy resin, and the alkylsiloxane group is present in the main chain of the epoxy resin.

Abstract: An alkylsiloxane-containing epoxy resin composition can suitably be used as water-repellent agent or a water-repellent coating to be advantageously applied to areas that are apt to be brought into contact with solutions and substances containing one or more than one components that can damage the film forming property and the adhesion of an ordinary water-repellent agent. The resin composition comprises at least an alkylsiloxane-containing epoxy resin having two or more than two alkylsiloxane groups and two or more than two cyclic aliphatic epoxy groups in a molecule and a cationic polymerization catalyst.

Abstract: An adsorbent for ink jet use arranged in a position to be in contact with ink, having the higher capability of adsorption with respect to hydrophobic substance contained in ink than colorant therein. Then, an ink retaining container comprises an ink retaining portion for retaining ink to be supplied to an ink jet head, an ink supply opening which becomes the ink supply portion from the ink retaining portion to the head, an atmospheric communication opening for communicating the ink retaining portion with the air outside. This ink retaining container is provided with the above-mentioned adsorption member arranged in a position to be in contact with ink in it. With the adsorbent and the ink retaining container thus arranged, it is made possible to perform ink jet recording with excellent print characteristics by effectively removing the hydrophobic substance eluted form the ink absorbent in the ink retaining container.

Abstract: The invention relates to a process for producing a high-quality ink-jet recorded image. The process comprises the steps of (i) applying a first ink containing at least one colorant to an opaque printing medium by an ink-jet method to form a visible image; and (ii) applying a second ink, which does not change or substantially not change the hue of the printing medium, to a portion of the printing medium that is complementary to the visible image, thereby alleviating a difference in gloss between the visible image and the portion complementary to the visible image.

Abstract: The present invention relates to a water-soluble addition polymer which is produced from a carboxylated diol represented by the following general formula (I) and a polyisocyanate and has an acid value of 100 to 250, and an aqueous ink using this polymer as a dispersant for a disperse dye: wherein the residue A is an aromatic, alicyclic or aliphatic polybasic acid residue, and the residue B is a trivalent aliphatic alcohol residue.

Abstract: An adsorbent for ink jet use arranged in a position to be in contact with ink, having the higher capability of adsorption with respect to hydrophobic substance contained in ink than colorant therein. Then, an ink retaining container comprises an ink retaining portion for retaining ink to be supplied to an ink jet head, an ink supply opening which becomes the ink supply portion from the ink retaining portion to the head, an atmospheric communication opening for communicating the ink retaining portion with the air outside. This ink retaining container is provided with the above-mentioned adsorption member arranged in a position to be in contact with ink in it. With the adsorbent and the ink retaining container thus arranged, it is made possible to perform ink jet recording with excellent print characteristics by effectively removing the hydrophobic substance eluted form the ink absorbent in the ink retaining container.

Abstract: The present invention relates to a curing epoxy resin composition permitting water repellent and ink repellent surface treatment. The epoxy resin composition contains (A) an alkylsiloxane-containing epoxy resin, (B) a cationic polymerization catalyst, and (C) a polyfunctional epoxy compound having a molecular weight of 300 or more, and a static viscosity of 1,000 cps or more at 25° C.

Abstract: An ink set is provided which produces a printed article having excellent water resistance and excellent abrasion resistance. The ink set comprises a first liquid composition containing a first water-soluble compound having in the molecule an ethylenically unsaturated double bond having an electron-attractive substituent on the &agr;-position, and a second liquid composition containing a second water-soluble compound having an active hydrogen atom addable to the first compound in coexistence, at least one of the first liquid composition and the second liquid composition further containing a coloring material.

Abstract: An ink for ink-jet recording contains a coloring agent, a polymerizable oligomer, water, and a photopolymerization initiator having a solubility in water of 3 percent by weight or more. Another ink for ink-jet recording contains a coloring agent, a polymerizable oligomer having at least two acryloyl groups and a solubility in water of 10 percent by weight or more, a photopolymerization initiator, and water. The specified polymerizable oligomer or photopolymerization initiator reduces bleeding of the ink on recording media.