Abstract: There is provided a polarizing plate protective film including: a hard coat layer with a thickness of 3 to 10 ?m on at least one surface of a cellulose acylate film with a thickness of 15 to 40 ?m, wherein the hard coat layer is a layer formed by curing a composition for forming a hard coat layer containing specific components, and the polarizing plate protective film has a WVTRA of 300 g/m2/day or less and a ratio WVTRA/WVTRB of 0.6 to 1.0, wherein WVTRA represents a water vapor transmission rate under environments of a temperature of 40° C. and a relative humidity of 90% and WVTRB represents a water vapor transmission rate under environments of a temperature of 40° C. and a relative humidity of 90% after being exposed to the environments of a temperature of 85° C. and a relative humidity of 85% for 24 hours.

Abstract: The optical laminate includes a surface protection film; a transparent support; an optically anisotropic layer; an adhesive layer; and a release film in this order, and the optically anisotropic layer is a patterned optically anisotropic layer which includes a first phase difference region and a second phase difference region differing from each other in terms of the direction of an in-plane slow axis and in which the first and second phase difference regions are alternately disposed within a plane of the optically anisotropic layer, the transparent support contains a polymer material and has a thickness of 10 ?m to 59 ?m, and a ? moisture content falls within a predetermined range. The optical laminate can be stuck on a display apparatus with high accuracy and can improve a vertical viewing angle of the display apparatus after being stuck on the display apparatus.

Abstract: A cellulose ester film has: a ratio of a sound velocity in a width direction to a sound velocity in a longitudinal direction of from 0.9 to 1.1; a moist heat dimensional change rate in the width direction of from ?0.2% to 0.2%, the moist heat dimensional change being one after the cellulose ester film is left standing at 60° C. and 90% RH for 24 hours; and a humidity dimensional change rate in the width direction of 0.38% or less.

Abstract: A polarizing plate comprising a polarizing film, and on one surface thereof, a cellulose acylate film having a thickness of equal to or less than 77 micro meters, and a layer having a negative photoelastic coefficient is disclosed.

Abstract: The invention relates to a cellulose acylate film whose thickness is from 10 ?m to 40 ?m, retardation in plane at a wavelength 590 nm, Re(590), satisfies 40 nm?Re(590)?70 nm, and retardation along the thickness direction at a wavelength 590 nm, Rth(590), satisfies 90 nm?Rth(590)?150 nm; and which comprises at least cellulose acetate propionate, cellulose acetate butyrate or cellulose acetate propionate butyrate, having a total degree of acyl substitution of from 2 to 2.35 and a degree of propionyl and/or butyryl substitution of from 0.6 to 1.1.

Abstract: A cellulose acylate film is provided and has an elasticity modulus of 4,800 MPa to 10,000 MPa in at least either a machine direction MD at film-formation time or a direction TD perpendicular to the machine direction.

Abstract: A method for producing a cellulose acylate film is provided and includes: casting a cellulose acylate solution onto a support to form a cellulose acylate film; peeling the cellulose acylate film from the support; and stretching the cellulose acylate film, the cellulose acylate film in the stretching having a temperature of 140 to 250° C.

Abstract: A sulfur-vulcanized rubber composition comprising magnesium oxide incorporated in a blend of a hydrogenated NBR and PVC in an amount of from 2 to 5 parts by weight based on 100 parts by weight of the blend. A fuel system rubber hose comprising this rubber composition as an inner tube rubber.

Abstract: A sulfur curing system EPDM composition in which one or more types of vulcanization accelerators selected from thiazole type and sulfenamide type accelerators and one or more types of vulcanization accelerators selected from dithiocarbamate type and thiuram type accelerators are combined together so as to be compounded into the EPDM composition as a vulcanization accelerator, and an automotive brake system rubber component made of the EPDM composition.

Abstract: A cellulose acylate film is provided and has an elasticity modulus of 4,800 MPa to 10,000 MPa in at least either a machine direction MD at film-formation time or a direction TD perpendicular to the machine direction.

Abstract: The present invention provides a rubber product with a fiber reinforcing layer, which is enabled to bond a rubber layer and a fiber reinforcing layer by a formalin-free adhesive with an adhesive strength equal to or more than that of a formalin-containing RFL. The rubber product with the fiber reinforcing layer includes a rubber layer containing a nonpolar rubber or a diene-based rubber, and a fiber reinforcing layer containing a woven fiber cord having a polarity. The rubber layer and the fiber reinforcing layer are stacked and bonded with an adhesive containing a triazine thiol and a diene-based rubber.

Abstract: A sulfur curing system EPDM composition in which one or more types of vulcanization accelerators selected from thiazole type and sulfenamide type accelerators and one or more types of vulcanization accelerators selected from dithiocarbamate type and thiuram type accelerators are combined together so as to be compounded into the EPDM composition as a vulcanization accelerator, and an automotive brake system rubber component made of the EPDM composition.

Abstract: In manufacturing a double-layered or a multi-layered printed wiring board, a layer of metamorphic substance, which is created by transmuting a substrate material, is formed on an inner wall of a hole during a perforation process of the substrate utilizing radiation energy. The layer of metamorphic substance prevents conductive materials constituting electrical connection means formed on the inner wall of the hole from dispersing over a surface of the substrate or permeating into the substrate.

Abstract: In manufacturing a double-layered or a multi-layered printed wiring board, a layer of metamorphic substance, which is created by transmuting a substrate material, is formed on an inner wall of a hole during a perforation process of the substrate utilizing radiation energy. The layer of metamorphic substance prevents conductive materials constituting electrical connection formed on the inner wall of the hole from dispersing over a surface of the substrate or permeating into the substrate.

Abstract: In manufacturing a double-layered or a multi-layered printed wiring board, a layer of metamorphic substance, which is created by transmuting a substrate material, is formed on an inner wall of a hole during a perforation process of the substrate utilizing radiation energy. The layer of metamorphic substance prevents conductive materials constituting electrical connection means formed on the inner wall of the hole from dispersing over a surface of the substrate or permeating into the substrate.

Abstract: In manufacturing a double-layered or a multi-layered printed wiring board, a layer of metamorphic substance, which is created by transmuting a substrate material, is formed on an inner wall of a hole during a perforation process of the substrate utilizing radiation energy. The layer of metamorphic substance prevents conductive materials constituting electrical connection means formed on the inner wall of the hole from dispersing over a surface of the substrate or permeating into the substrate.

Abstract: In manufacturing a double-layered or a multi-layered printed wiring board, a layer of metamorphic substance, which is created by transmuting a substrate material, is formed on an inner wall of a hole during a perforation process of the substrate utilizing radiation energy. The layer of metamorphic substance prevents conductive materials constituting electrical connection means formed on the inner wall of the hole from dispersing over a surface of the substrate or permeating into the substrate.

Abstract: In manufacturing a double-layered or a multi-layered printed wiring board, a layer of metamorphic substance, which is created by transmuting a substrate material, is formed on an inner wall of a hole during a perforation process of the substrate utilizing radiation energy. The layer of metamorphic substance prevents conductive materials constituting electrical connection means formed on the inner wall of the hole from dispersing over a surface of the substrate or permeating into the substrate.

Abstract: A rolling mill for metal foil includes a pair of work rollers having axes in parallel to each other for subjecting a sheet material being supplied therebetween to strip processing, two pairs of intermediate rollers arranged so that the intermediate rollers of each pair are in contact with one of the work rollers and have axes in parallel to the axis of the contacting work roller, and two pairs of backup rollers arranged so that the backup rollers of each pair are respectively in contact with one pair of the intermediate rollers. Each pair of intermediate rollers and the pair of backup rollers in contact with the pair of intermediate rollers impart roll load to the work roller in contact with the pair of intermediate rollers. The rolling mill enables the production of large-width metal foil too thin to be self-supportable in shape with ease and high precision.

Abstract: It is an object to provide an apparatus for manufacturing adhesive layers which can be manufactured in a manufacturing process which is fine, which exhibits an excellent mounting efficiency, which does not require a plating process and which is clean, double-sided substrates and multilayer substrates. A bonding-layer forming portion (5) incorporates a bonding portion (1), a hole machining portion (2), a charging portion (3) and a separating portion (4). A double-sided-substrate forming portion incorporates a bonding portion (6), a hole machining portion (7), a charging portion (8) and a separating portion (9), further incorporating a laminating portion (10), a resin hardening portion (11) and a pattern forming portion (12).