Patent application number | Description | Published |
20120184680 | OPTICAL ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND OPTICAL ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - The present invention relates to an optical acrylic pressure-sensitive adhesive composition, containing: 100 parts by mass of an acrylic polymer (A) which contains a vinylic monomer having a nitrogen atom in a skeleton thereof as a monomer unit and does not substantially contain a monomer containing a carboxyl group; 1-70 parts by mass of a (meth)acrylic polymer (B) having a weight average molecular weight of 1,000 or greater and less than 30,000; and 1-50 parts by mass of a hydrogenated tackifying resin (C), and an optical acrylic pressure-sensitive adhesive tape including a pressure-sensitive adhesive layer containing the optical acrylic pressure-sensitive adhesive composition. | 07-19-2012 |
20130004769 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive composition includes: an acrylic polymer (A) that contains, as a monomer unit, a vinyl monomer having a nitrogen atom in its backbone and that does not substantially contain a carboxyl group-containing monomer; and a (meth)acrylic polymer (B) having a weight average molecular weight of 1000 or more and less than 30000. | 01-03-2013 |
20130005910 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION FOR OPTICAL USE AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE FOR OPTICAL USE - An acrylic pressure-sensitive adhesive composition for optical use includes: an acrylic polymer (A) that contains, as a monomer unit, a vinyl monomer having a nitrogen atom in its backbone and that does not substantially contain a carboxyl group-containing monomer; and a (meth)acrylic polymer (B) having a weight average molecular weight of 1000 or more and less than 30000. | 01-03-2013 |
20130011658 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive tape includes: a core layer; and a surface layer provided on one or both sides of the core layer. The core layer contains an acrylic polymer (A), and the surface layer contains: an acrylic polymer (D) that includes, as a monomer unit, a vinyl monomer having a nitrogen atom in its backbone and that does not substantially include a carboxyl group-containing monomer; and a (meth)acrylic polymer (E) having a weight average molecular weight of 1000 or more and less than 30000. | 01-10-2013 |
20130064987 | METHOD AND APPARATUS FOR PRODUCING PHOTO-REACTION PRODUCT SHEET - A photo-reactive composition layer is formed on a support with transparency while moving the support with transparency in one direction. The support is reversed as to be moved in a direction opposite to the one direction to generate a serpentine transport path, whereby the supports prior to reverse and subsequent to reverse face to each other serpentinely. Light from lamps for ultraviolet-ray emission is applied to the support, and every photo-reactive composition layer on the support serpentinely is photo-polymerized while light is transmitted through the support and the photo-reactive composition layer formed on the support. | 03-14-2013 |
20130177758 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE COMPOSITION, ACRYLIC PRESSURE-SENSITIVE ADHESIVE LAYER, AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE - An acrylic pressure-sensitive adhesive composition contains 100 parts by mass of an acrylic polymer (A), 1 to 70 parts by mass of a (meth)acrylic polymer (B) having a weight average molecular weight (Mw) of 1000≦Mw<30000, and 1 to 50 parts by mass of a hydrogenated tackifying resin (C). The (meth)acrylic polymer (B) is a polymer having a weight average molecular weight smaller than that of the acrylic polymer (A) as a pressure-sensitive adhesive composition, and functions as a tackifying resin along with the hydrogenated tackifying resin (C). | 07-11-2013 |
20140087087 | METHOD AND APPARATUS FOR PRODUCING PHOTOREACTION PRODUCT SHEET - A photo-reactive composition layer is formed on a support with transparency while the support is moved in one direction. Then the support is reversed in a first irradiating chamber as to be moved in a direction opposite to the one direction to generate a serpentine transport path. The support prior to reverse and the support subsequent to reverse face to each other serpentinely, and the support is irradiated with light from lamps for ultraviolet-ray emission. The entire photo-reactive composition layer on the serpentine support is photo-polymerized while the light transmits through the support and the photo-reactive composition layer formed on the support. Then photo-polymerization reaction of the photo-reactive composition layer is facilitated in a second irradiating chamber, adjacent to the first irradiating chamber, using lamps for ultraviolet-ray emission different from those used in the first irradiating chamber in property. | 03-27-2014 |
20140120268 | METHOD FOR PRODUCING PRESSURE-SENSITIVE ADHESIVE SHEET HAVING ULTRAVIOLET-RAY CURING-TYPE ACRYLIC PRESSURE-SENSITIVE ADHESIVE LAYER - Provided is a method for producing an pressure-sensitive adhesive sheet having an ultraviolet-ray curing-type acrylic pressure-sensitive adhesive layer that can undergo, about one or more monomers therefor, high rate-polymerization to be excellent in productivity, and is also excellent in balance between pressure-sensitive adhesive performances. The method includes: a first radiating substep of using, as an ultraviolet source, an LED lamp having a peak wavelength in the range of 300 nm to 450 nm to expose the adhesive composition to light from the LED lamp; and a second radiating substep of using, as an ultraviolet source, an ultraviolet lamp for emitting light having a peak wavelength in the range from 300 nm to 450 nm and further including a wavelength in the range of 100 nm or more and less than 300 nm after the first radiating step to expose the adhesive composition to the light. | 05-01-2014 |
20140147599 | PRODUCTION METHOD OF PHOTOREACTION PRODUCT SHEET AND APPARATUS FOR THE SAME - The present invention relates to a method in which: a photoreactive composition layer is formed on a support while conveying the support in one direction, the support is turned around at least once so that the support before turnaround faces the support after turnaround by conveying the support in the direction opposite the foregoing one direction to make a conveying route of the support multistage traveling, and in the course of multistage traveling, the support is turned around while keeping contact with three or more conveying rollers at least during the first turnaround, and light is emitted toward the support from a light irradiator to cause photopolymerization of the photoreactive composition layer formed on the support. | 05-29-2014 |
20140220255 | METHOD FOR PRODUCING PRESSURE-SENSITIVE ADHESIVE SHEET HAVING ULTRAVIOLET-RAY CURING-TYPE ACRYLIC PRESSURE-SENSITIVE ADHESIVE LAYER - Provided is a method for producing a pressure-sensitive adhesive sheet having an ultraviolet-ray curing-type acrylic pressure-sensitive adhesive layer that has a high conversion per unit amount of light, is excellent in productivity, and is also excellent in balance between pressure-sensitive adhesive performances. The method includes: a pressure-sensitive adhesive layer forming step in which the composition is irradiated with and cured by ultraviolet rays to form a pressure-sensitive adhesive layer; wherein an ultraviolet lamp that radiates the ultraviolet rays in the pressure-sensitive adhesive layer forming step is an LED lamp; the ultraviolet rays are radiated intermittently; and the time of bright periods when the ultraviolet rays are radiated is from 1 second to 30 seconds, and the time of dark periods when the rays are not radiated is from 0.1 timed to 20 times the time of the bright periods. | 08-07-2014 |
Patent application number | Description | Published |
20120022251 | METHOD OF PRODUCING PYRONE AND PYRIDONE DERIVATIVES - The present invention provides a pyrone derivative and a pyridone derivative, which are novel intermediates for synthesizing an anti-influenza drug, a method of producing the same, and a method of using the same. | 01-26-2012 |
20120022255 | SUBSTITUTED 3-HYDROXY-4-PYRIDONE DERIVATIVE - This invention provides compounds having antiviral activities especially inhibiting activity for influenza virus, more preferably provides substituted 3-hydroxy-4-pyridone derivatives having cap-dependent endonuclease inhibitory activity. | 01-26-2012 |
20120184734 | SUBSTITUTED POLYCYCLIC CARBAMOYLPYRIDONE DERIVATIVE - This invention provides compounds having antiviral activities especially inhibiting activity for influenza virus, more preferably provides substituted 3-hydroxy-4-pyridone derivatives having cap-dependent endonuclease inhibitory activity. | 07-19-2012 |
20150031876 | METHOD FOR PRODUCING PYRONE AND PYRIDONE DERIVATIVES - The present invention provides a pyrone derivative and a pyridone derivative, which are novel intermediates for synthesizing an anti-influenza drug, a method of producing the same, and a method of using the same. | 01-29-2015 |
20150065485 | SUBSTITUTED POLYCYCLIC CARBAMOYLPYRIDONE DERIVATIVE - This invention provides compounds having antiviral activities especially inhibiting activity for influenza virus, more preferably provides substituted 3-hydroxy-4-pyridone derivatives having cap-dependent endonuclease inhibitory activity. | 03-05-2015 |
Patent application number | Description | Published |
20100272798 | CONTROLLED RELEASE PREPARATION - A controlled release preparation wherein the release of active ingredient is controlled, which releases an active ingredient for an extended period of time by staying or slowly migrating in the gastrointestinal tract, is provided by means such as capsulating a tablet, granule or fine granule wherein the release of active ingredient is controlled and a gel-forming polymer. Said tablet, granule or fine granule has a release-controlled coating-layer formed on a core particle containing an active ingredient. | 10-28-2010 |
20100278911 | CONTROLLED RELEASE PREPARATION - A controlled release preparation wherein the release of active ingredient is controlled, which releases an active ingredient for an extended period of time by staying or slowly migrating in the gastrointestinal tract, is provided by means such as capsulating a tablet, granule or fine granule wherein the release of active ingredient is controlled and a gel-forming polymer. Said tablet, granule or fine granule has a release-controlled coating-layer formed on a core particle containing an active ingredient. | 11-04-2010 |
20100285120 | CONTROLLED RELEASE PREPARATION - A controlled release preparation wherein the release of active ingredient is controlled, which releases an active ingredient for an extended period of time by staying or slowly migrating in the gastrointestinal tract, is provided by means such as capsulating a tablet, granule or fine granule wherein the release of active ingredient is controlled and a gel-forming polymer. Said tablet, granule or fine granule has a release-controlled coating-layer formed on a core particle containing an active ingredient. | 11-11-2010 |
20140186448 | CONTROLLED RELEASE PREPARATION - A controlled release preparation wherein the release of active ingredient is controlled, which releases an active ingredient for an extended period of time by staying or slowly migrating in the gastrointestinal tract, is provided by means such as capsulating a tablet, granule or fine granule wherein the release of active ingredient is controlled and a gel-forming polymer. Said tablet, granule or fine granule has a release-controlled coating-layer formed on a core particle containing an active ingredient. | 07-03-2014 |
20140186449 | CONTROLLED RELEASE PREPARATION - A controlled release preparation wherein the release of active ingredient is controlled, which releases an active ingredient for an extended period of time by staying or slowly migrating in the gastrointestinal tract, is provided by means such as capsulating a tablet, granule or fine granule wherein the release of active ingredient is controlled and a gel-forming polymer. Said tablet, granule or fine granule has a release-controlled coating-layer formed on a core particle containing an active ingredient. | 07-03-2014 |