Patent application number | Description | Published |
20110045288 | EASY-ADHESIVE FILM - The present invention relates to a polyester film having an excellent easy-adhesive property to a topcoat agent which can be suitably used in the applications in which a good adhesion to the topcoat agent is required. There is provided an easy-adhesive film comprising a polyester film and a coating layer formed on the polyester film by a coating/stretching method, wherein the coating layer comprises a polyurethane resin having a polycarbonate structure and a carboxyl group and exhibiting a glass transition point of not higher than 10° C., and further comprises not more than 20% by weight of a crosslinking agent having a heat-crosslinkable functional group in an amount of not less than 10 mmol/g. | 02-24-2011 |
20110045291 | EASY-ADHESIVE POLYESTER FILM - The present invention provides a polyester film which is excellent in easy-adhesive property to a topcoat agent, in particular, excellent in adhesion between a coating layer, a topcoat layer and a polyester base film even when the topcoat layer is formed of a solvent-free active energy radiation-curing resin. The present invention relates to an easy-adhesive polyester film comprising a polyester film and a coating layer formed on one surface of the polyester film which is obtained by applying a coating solution comprising a vinyl group-containing polyurethane resin thereonto. | 02-24-2011 |
20110051245 | OPTICAL LAMINATED POLYESTER FILM - The present invention provides an optical laminated polyester film which can exhibit a good adhesion to a light diffusion plate, a prism layer and a hard coat layer as well as an excellent antistatic property without deterioration in transparency. The present invention relates to an optical biaxially oriented polyester film comprising a polyester film, a coating layer comprising a cationic polymer which is formed on one surface of the polyester film, and a layer formed on the other surface of the polyester film which is obtained by applying thereonto a coating agent comprising a polyurethane comprising a diol component having a polycarbonate structure, and a heat-crosslinking agent. | 03-03-2011 |
20110054090 | POLYESTER FILM - An object of the present invention is to provide a polyester film which is reduced in yellow discoloration, has a high quality and can be suitably used for optical filters (for example AR films, NIR films and EMI films), films for liquid crystal applications (for example diffraction films and prism films), materials for electric appliance, films for packaging, materials for graphic appliance (photograph materials), plate making films, OHP films or the like. | 03-03-2011 |
20110070400 | RELEASE FILM - The present invention provides a release film comprising a polyester film which is capable of realizing a high-accuracy inspection of a polarizing plate without undergoing any of problems such as difficulty in detection of foreign matters or defects and likelihood of overlooking thereof when inspecting the polarizing plate by a Cross-Nicol method. The present invention relates to (i) a release film for a polarizing plate which comprises a polyester film and a release layer formed on one surface of the polyester film by a coating/stretching method, wherein a haze of the release film is 7 to 18%, and an L value of the release film is not more than 77 as measured form a side of the release layer by a reflection method; and (ii) a release film for a polarizing plate, comprising a polyester film and a release layer formed on one surface of the polyester film by a coating stretching method, wherein a surface roughness (Ra) of the release film is 11 to 25 nm, and an image clarity value of the release film is not less than 90%. | 03-24-2011 |
20110189489 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which is capable of reducing occurrence of uneven interference owing to reflection of light and exhibiting good adhesion to a functional layer such as a light diffusion layer and an anti-sticking layer and which can be suitably used, for example, in a backlight unit for liquid crystal displays, etc. The laminated polyester film of the present invention comprises a polyester film and coating layers respectively formed on both surfaces of the polyester film, said coating layers each comprising a condensed polycyclic aromatic compound, and a urethane resin or an acrylic resin. | 08-04-2011 |
20110212277 | BIAXIALLY STRETCHED POLYESTER FILM - The present invention provides a biaxially stretched polyester film which can exhibit an excellent easy-bonding property to even a solvent-free ionizing radiation curing resin used in a lens layer, etc., and further is highly enhanced in antistatic property. The present invention relates to a biaxially stretched polyester film comprising a coating layer which comprises (A) a polyurethane resin comprising a compound formed by quaternarizing a tertiary amino group of a chain extender having the tertiary amino group in a molecule thereof and a polycarbonate polyol as constitutional component units, and (B) a cationic polymer antistatic agent, wherein the coating layer is formed on at least one surface of the film. | 09-01-2011 |
20110262753 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used in the applications requiring good adhesion to a prism layer, a light diffusion layer or the like, for example, in a backlight unit for liquid crystal displays, etc. The laminated polyester film of the present invention comprises a polyester film, a coating layer formed on one surface of the polyester film which comprises a urethane resin having a polycarbonate structure, and a coating layer formed on the other surface of the polyester film which comprises an acrylic resin or a urethane resin. | 10-27-2011 |
20120094113 | LAMINATED POLYESTER FILM - The present invention provide a laminated polyester film which is capable of ensuring a good dimensional stability without being subjected to such a surface saponification treatment with an alkali solution as required for triacetyl cellulose films, is available at low costs, exhibits a good adhesion property to adhesives and a high total light transmittance, and can be suitably used as a protective film for polarizing films. The laminated polyester film of the present invention comprises a polyester film; a coating layer formed on one surface of the polyester film which comprises an acrylic resin or a urethane resin as a main component; and a coating layer formed on the other surface of the polyester film which comprises a urethane resin having a polycarbonate structure. In the preferred embodiment of the present invention, the coating layer comprising the acrylic resin or the urethane resin as a main component has a thickness of 0.04 to 0.15 μm, and the polyester film comprises an ultraviolet absorber. | 04-19-2012 |
20120121918 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used in the applications requiring good adhesion to a micro-lens layer, a prism layer or the like, for example, in a backlight unit for liquid crystal displays, etc. The laminated polyester film of the present invention comprises a polyester film, and a coating layer formed on at least one surface of the polyester film by applying a coating solution comprising a urethane resin, an epoxy compound, an oxazoline compound and a melamine compound thereonto. | 05-17-2012 |
20120128969 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be prevented from suffering from occurrence of interference fringes owing to reflection of external light and is excellent in adhesion to various surface functional layers such as a hard coat. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on at least one surface of the polyester film which is produced by applying a coating solution comprising a compound having a condensed polycyclic aromatic structure and an oxazoline compound or an epoxy compound thereonto, which coating layer has a thickness of 0.04 to 0.15 μm. | 05-24-2012 |
20120128985 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which is excellent in adhesion to a light diffusion layer or an anti-sticking layer, etc., when these layers are formed thereon. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on at least one surface of the polyester film, which coating layer is produced by applying a coating solution comprising an acrylic resin, an epoxy compound and an oxazoline compound thereonto. In the laminated polyester film of the present invention, a content of the acrylic resin in the coating layer is 20 to 90% by weight, a total content of the epoxy compound and the oxazoline compound in the coating layer is 10 to 80% by weight, and a weight ratio between the epoxy compound and the oxazoline compound (epoxy compound:oxazoline compound) is 1 to 10:1 to 10. | 05-24-2012 |
20120189831 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which exhibits a good adhesion property to various adhesives, and can be suitably used in the applications in which a high total light transmittance is required, for example, as a member for protecting a polarizing plate of liquid crystal displays, in particularly, as a protective film disposed on a rear surface of a rear side polarizing plate. The laminated polyester film according to the present invention comprises a polyester film; a coating layer formed by applying a coating solution which comprises at least one resin selected from the group consisting of a polyester resin, an acrylic resin and a urethane resin, polyvinyl alcohol and an oxazoline compound, on one surface of the polyester film; and a coating layer formed on the other surface of the polyester film which has an absolute reflectance exhibiting one minimum value in a wavelength range of 300 to 800 nm wherein the minimum value is not more than 3.5%. | 07-26-2012 |
20120189832 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used in the applications in which it is required to exhibit a good adhesion property to various adhesives and has a good bonding property to various surface functional layers, for example, as a member for protecting a polarizing plate of liquid crystal displays, in particularly, as a protective film disposed on a front surface of a front side polarizing plate. The laminated polyester film according to the present invention comprises a polyester film; a first coating layer formed by applying a coating solution which comprises polyvinyl alcohol, an oxazoline compound and at least one resin selected from the group consisting of a polyester resin, an acrylic resin and a urethane resin, on one surface of the polyester film; and a second coating layer formed on the other surface of the polyester film which comprises at least one resin selected from the group consisting of a polyester resin, an acrylic resin and a urethane resin. | 07-26-2012 |
20120189855 | BOTH SURFACES-LAMINATED POLYESTER FILM - The present invention provides a both surfaces-laminated polyester film having a coating layer excellent in easy adhesion property to a hard coat layer and another coating layer having an ability of preventing precipitation of oligomer. | 07-26-2012 |
20120315465 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used in the applications requiring good easy-slip property, anti-sticking property and antistatic property, for example, such as members constituting liquid crystal displays. The laminated polyester film of the present invention comprises a polyester film, a coating layer formed on one surface of the polyester film which comprises a resin, particles and an antistatic agent, and a coating layer formed on the other surface of the polyester film which comprises a resin. | 12-13-2012 |
20120315499 | RELEASE FILM - The object of the present invention is to provide a release film in which the oligomer precipitation from the film surfaces constituting the release film in the respective film processing steps such as an adhesive-applying step of, drying step and sticking step is reduced as possible and it can be attained to improve the continuous production of film. | 12-13-2012 |
20120328868 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used in the applications requiring good easy-slip property and anti-sticking property, for example, such as members constituting liquid crystal displays. The laminated polyester film of the present invention comprises a polyester film, a coating layer formed on one surface of the polyester film which comprises a resin and particles in which a content by area ratio of the particles on a surface of the coating layer is in the range of 1 to 50%, and a coating layer formed on the other surface of the polyester film which comprises a resin. | 12-27-2012 |
20130004710 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used in the applications requiring good easy-slip property, anti-sticking property and antistatic property, for example, such as members constituting liquid crystal displays. The laminated polyester film of the present invention comprises a polyester film, a coating layer formed on one surface of the polyester film which comprises a resin and an antistatic agent but comprises substantially no particles, and has a variation in height of not less than 0.04 μm as measured over the coating layer, and a coating layer formed on the other surface of the polyester film which comprises a resin. | 01-03-2013 |
20130078471 | LAMINATED POLYESTER FILM - The present invention provides a polyester film which can be suitably used as an antireflective film, an optical film, etc., and comprises a coating layer capable of exhibiting excellent easy-bonding property and weather-resistant bonding property to various topcoat agents. The laminated polyester film of the present invention comprises a coating layer which is formed of a coating solution comprising (A) a compound having an isocyanate-based reactive group and a urethane bond, (B) a urethane resin and (C) at least one crosslinking agent. | 03-28-2013 |
20130089730 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used in the applications requiring a good visibility and a good adhesion property to a hard coat layer, etc., for example, such as various kinds of optical films as members of liquid crystal displays as well as molding films. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on at least one surface of the polyester film which is produced by applying a coating solution comprising a polyester resin having a naphthalene skeleton, a metal oxide and an aromatic isocyanate compound thereonto. | 04-11-2013 |
20130095325 | LAMINATED POLYESTER FILM - The present invention provides a polyester film which can be suitably used as an antireflective film, an optical film, etc., and comprises a coating layer capable of exhibiting excellent easy-bonding property and weather-resistant bonding property with respect to various topcoat agents to be applied thereonto. The laminated polyester film of the present invention comprises a coating layer which is formed of a coating solution comprising (A) an antistatic agent, (B) a compound having an isocyanate-based reactive group and a urethane bond, (C) a urethane resin having no isocyanate-based reactive group at a terminal end thereof, and (D) at least one crosslinking agent. | 04-18-2013 |
20130108864 | LAMINATED POLYESTER FILM | 05-02-2013 |
20130122285 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used in the applications requiring a good visibility and a good adhesion property to a hard coat layer, etc., for example, such as various kinds of optical films as members of liquid crystal displays as well as molding films. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on at least one surface of the polyester film which is produced by applying a coating solution comprising a polyester resin having a naphthalene skeleton, a metal oxide, and an acrylic resin and/or a urethane resin, thereonto. | 05-16-2013 |
20130143033 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used in the applications requiring a good visibility and a good adhesion property to a hard coat layer, etc., for example, such as various kinds of optical films as members of liquid crystal displays as well as molding films. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on at least one surface of the polyester film which is produced by applying a coating solution comprising a metal oxide, an oxazoline compound and an epoxy compound thereonto, the coating layer having an absolute reflectance whose one minimum value is present in a wavelength range of 400 to 800 nm, and the absolute reflectance at the minimum value being not less than 4.0%. | 06-06-2013 |
20130337267 | LAMINATED POLYESTER FILM - The present invention can solve various problems posed by a triacetyl cellulose film, and provides a laminated polyester film which can exhibit a good adhesion property to adhesives as well as a good adhesion property to various surface functional layers, and can be suitably used as a protective film for a polarizing film, in particular, as a protective film disposed on a front surface of a front side polarizing plate. The laminated polyester film according to the present invention comprises a polyester film; and a coating layer formed on one surface of the polyester film which is obtained by applying a coating solution comprising a hydroxyl group-containing polycarbonate compound and an oxazoline compound onto the surface of the polyester film. | 12-19-2013 |
20140011036 | LAMINATED POLYESTER FILM - The present invention relates to a laminated polyester film that can exhibit good adhesion to various surface functional layers such as a hard coat layer, a microlens layer and a prism layer, and can be suitably used as various optical members such as, for example, a backlight unit of liquid crystal displays, etc. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on at least one surface of the polyester film which is produced by applying a coating solution comprising an active methylene-blocked polyisocyanate compound thereonto. | 01-09-2014 |
20140242372 | COATED FILM - According to the present invention, there is provide a coated film that is highly excellent in transparency and slipping property, and can be suitably used in the applications in which good transparency and slipping property are needed, for example, such as film members for transparent electrodes for touch panels, etc. The present invention relates to a coated film comprising a multilayer polyester film comprising both outermost layers in which particles having an average particle diameter of not more than 3.0 μm are incorporated, and a coating layer formed on at least one surface of the multilayer polyester film, the coating layer comprising particles having an average particle diameter larger than a thickness of the coating layer. | 08-28-2014 |
Patent application number | Description | Published |
20120128986 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used in the applications requiring a good adhesion property to a hard coat layer, etc., for example, when employed as members constituting liquid crystal displays. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on at least one surface of the polyester film, which coating layer is produced by applying a coating solution comprising a polyester resin, an epoxy compound, an oxazoline compound and a melamine compound thereonto. | 05-24-2012 |
20130115448 | LAMINATED POLYESTER FILM - The present invention provides a laminated polyester film which can be suitably used for extrusion lamination with polyolefins and comprises a coating layer having an excellent adhesion property to the polyolefins, in particular, a coating layer having a remarkably excellent adhesion property to polypropylene. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on a surface of the polyester film which is formed by applying a coating composition comprising (A) a modified polyolefin having two melting points or (B) a polyolefin copolymer comprising a propylene-based polymer and a hydrophilic polymer, and at least one crosslinking agent, and then drying the coating composition applied. | 05-09-2013 |
20140322552 | COATED FILM - According to the present invention, there is provide a coated film that can be prevented from suffering from deposition of oligomers from a polyester film as a base material, for example, when exposed to a high temperature condition, and is free from occurrence of disadvantages due to the oligomers upon storage, use or processing of the film, etc. The present invention relates to a coated film comprising a polyester film and a coating layer formed on at least one surface of the polyester film, the coating layer being formed from a coating solution comprising a polyvalent aldehyde-based compound (A) and at least one compound (B) selected from the group consisting of a quaternary ammonium group-containing polymer, polyvinyl alcohol and a crosslinking agent. | 10-30-2014 |
20140329101 | POLYESTER FILM - The present invention provides a polyester film that can be suitably used in the applications requiring excellent transparency and slipping property, for example, such as a film member for a transparent electrode used in touch panels, etc., and a member for molding films. The present invention relates to a polyester film comprising non-heat-resistant particles supported thereon, in which after supporting the non-heat-resistant particles on at least one surface of an unstretched polyester film, the unstretched polyester film is stretched in at least one direction thereof, and a process for producing a polyester film comprising the steps of blowing non-heat-resistant particles onto at least one surface of an unstretched polyester film to support the non-heat-resistant particles thereon, or applying a coating solution comprising the non-heat-resistant particles onto at least one surface of the unstretched polyester film to support the non-heat-resistant particles thereon; and then stretching the unstretched polyester film in at least one direction thereof. | 11-06-2014 |
20140356629 | COATED FILM - According to the present invention, there is provide a coated film that suffers from less occurrence of interference fringes when forming various surface functional layers such as a hard coat layer thereon, and can exhibit a good visibility and an excellent adhesion property to the surface functional layers. | 12-04-2014 |
Patent application number | Description | Published |
20120157611 | OPTICAL PRESSURE-SENSITIVE ADHESIVE SHEET, LIQUID CRYSTAL DISPLAY AND INPUT DEVICE COMPRISING THE SAME - The present invention provides an excellent optical pressure-sensitive adhesive sheet having an excellent adhesion property to an optical member. The present invention relates to an optical pressure-sensitive adhesive sheet comprising a pressure-sensitive adhesive layer, wherein a relative dielectric constant at a frequency of 1 MHz is 5 to 10, and an adhesion strength to a glass, which is measured with a peel angle of 180° and a tensile speed of 300 mm/min after 30 min of laminating the optical pressure-sensitive adhesive sheet to the glass, is 3 N/20 mm to 15 N/20 mm. | 06-21-2012 |
20120189835 | OPTICAL PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention provides an optical pressure-sensitive adhesive sheet excellent in the productivity, and is reduced in the remaining of an air bubble after an autoclave treatment or the generation of a delayed bubble when laminating the optical pressure-sensitive adhesive sheet to an optical member. The present invention relates to an optical pressure-sensitive adhesive sheet, which comprises an acrylic pressure-sensitive adhesive layer, wherein the acrylic pressure-sensitive adhesive layer is formed by an active energy ray polymerization, a gel fraction of the acrylic pressure-sensitive adhesive layer is 80 wt % or less, and a content of a component having a molecular weight of 50,000 or less in a sol matter of the acrylic pressure-sensitive adhesive layer is 20 wt % or less. | 07-26-2012 |
20120214936 | OPTICAL PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention provides an optical pressure-sensitive adhesive sheet which has low relative dielectric constant, does not cause white turbidity by humidification, and is excellent in corrosion resistance. The present invention relates to an optical pressure-sensitive adhesive sheet, comprising: a pressure-sensitive adhesive layer in which a relative dielectric constant at a frequency of 100 kHz is 4 or less, and a moisture ratio after storage under an environment of 60° C. and 95% RH for 120 hours is 0.65 wt % or more. The optical pressure-sensitive adhesive sheet preferably has a total light transmittance of 90% or more and a haze of 3% or less. | 08-23-2012 |
20130005928 | OPTICAL DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET, OPTICAL MEMBER, TOUCH PANEL, IMAGE DISPLAY DEVICE, AND SEPARATING METHOD - The present invention provides an optical double-sided pressure-sensitive adhesive sheet excellent in reworkability, step absorbability and anti-foaming release property. The invention relates to an optical double-sided pressure-sensitive adhesive sheet including an acrylic pressure-sensitive adhesive layer which contains an acrylic polymer (X), wherein: the acrylic polymer (X) is formed from a monomer component including an alkyl(meth)acrylate having a linear or branched alkyl group having 1 to 14 carbon atoms in an amount of 50 to 100 wt % based on a total amount of the monomer component (100 wt %) forming the acrylic polymer (X), and a content of a polar group-containing monomer is 0 to 15.0 wt % based on the total amount thereof; and a gel fraction of the acrylic pressure-sensitive adhesive layer is from 20 to 74 wt %. | 01-03-2013 |
20130020031 | METHOD AND APPARATUS FOR DETACHING PLATES JOINED TO EACH OTHER - A workpiece composed of a glass plate and a display panel joined to each other via an adhesive sheet is suction-held on both surfaces thereof by a pair of upper and lower holding members. The glass plate is detached from the display panel through swinging downward one end of the lower holding member around a support shaft provided on the other end side thereof with an entire surface of the glass plate being held in a planar state with a suction surface of the lower holding member. | 01-24-2013 |
20130186572 | METHOD OF SEPARATING TWO ADHERED PLATES - A method of reusably separating two plates adhered to each other via an adhesive sheet or a curable resin layer, including
| 07-25-2013 |
20130186575 | METHOD OF SEPARATING TWO ADHERED PLATES - A method of separating two plates adhered to each other via an adhesive sheet or a curable resin layer, comprising
| 07-25-2013 |
20130240116 | PRODUCTION METHOD OF FLAT PANEL DISPLAY - The present invention provides a method of producing a flat panel display having, on a display surface side, an optical laminate wherein two optical elements are adhered to each other via an adhesive sheet or a curable resin layer, which includes the following step 1-step 4, or step 1-step 5, and permits reuse of at least one of the optical elements after step 4 or step 5 as an optical element in step 1:
| 09-19-2013 |
20130289210 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive composition, including an acrylic polymer produced by polymerizing a monomer component or a partial polymerization product of the monomer component. The monomer component includes alkyl (meth)acrylate having an alkyl group having 10 to 13 carbon atoms and a polar group-containing monomer other than a carboxyl group-containing monomer. A content of the alkyl (meth)acrylate is 40 wt % or more and less than 80 wt % with respect to a total amount (100 wt %) of the monomer component. A content of the polar group-containing monomer is 7 wt % or more with respect to the total amount of the monomer component. A total content of the polar group-containing monomer and an alicyclic monomer is 15 wt % or more with respect to the total amount of the monomer component. | 10-31-2013 |
20140065416 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET, LAMINATE AND METHOD FOR PEELING PLATES - A double-sided pressure-sensitive adhesive sheet includes a pressure-sensitive adhesive layer containing an acrylic polymer formed of a component comprising, as an essential monomer component, an alkyl (meth)acrylate having an alkyl group having 9 or less carbon atoms. A shear storage elastic modulus at 23° C. of the pressure-sensitive adhesive layer, which is measured by dynamic viscoelasticity measurement, is 5.0×10 | 03-06-2014 |
20140256877 | PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive sheet containing a pressure-sensitive adhesive layer. The pressure-sensitive adhesive layer has a melting point of −60° C. to 0° C. The melting point can be measured by using the pressure-sensitive adhesive layer as a measurement sample according to differential scanning calorimetry (DSC) in conformity with JIS K 7121. | 09-11-2014 |