An electroconductive film including a substrate film, and an organic electroconductive layer disposed on the substrate film, wherein the substrate film is formed of a resin containing an alicyclic structure-containing polymer having crystallizability, a thickness of the substrate film is 5 m or more and 50 m or less, and a crystallization degree of the alicyclic structure-containing polymer having crystallizability is 30% or more. The alicyclic structure-containing polymer having crystallizability is preferably a hydrogenated product of a ring-opening polymer of dicyclopentadiene.

Provided are a polarizing plate having a polarizing plate protective film having a thickness of 20 m or more disposed on both sides or either side of a polarizer through an adhesive layer, in which at least one of the polarizer, the polarizing plate protective film, or the adhesive layer contains one or more dyes having a main absorption wavelength range of 480 to 510 nm or 580 to 610 nm and a liquid crystal display device having this polarizing plate disposed downstream in a light emitting direction of light that is emitted from a backlight unit.

The present disclosure provides a composition for preparing a lightweight transparent composite, a method of preparing a composite using the same, and a composite prepared by the method. The lightweight transparent composite having excellent impact resistance, scratch resistance, weather resistance, and high hardness can be prepared by thermally curing a mixture of a glass fiber reinforcement having a refractive index of 1.4 to 1.6 and a curable resin having a deviation in refractive index of 0.005 to +0.005 from the glass fiber reinforcement. When the lightweight transparent composite is applied to transparent windows for automobiles, the lightweight transparent composite can be useful in enhancing fuel efficiency, achieving easier handling characteristics due to reduction in vehicle center of gravity, and improving juddering and dimensional stability even during car driving due to excellent hardness.

The present invention relates to a method for producing a composite molded article having a flexural modulus at 150 C. of 25% or more of a flexural modulus at 23 C., including the steps of (1) placing glass fibers in a mold; (2) impregnating glass fibers with a polymerizable composition containing a cycloolefin monomer, a metathesis polymerization catalyst, a radical generator, and a compound represented by the general formula (I); (3) subjecting the above polymerizable composition with which the glass fibers are impregnated to a bulk polymerization to provide a composite molded article; and (4) demolding the composite molded article; and a composite molded article obtained by the above method. According to the method of the present invention, a composite molded article containing glass fibers, the composite molded article having excellent mechanical strength can be produced.

Provided is a barrier film which includes an organo-silicon polymeric composition having Si.sub.3N.sub.4 bonds and SiOH bonds. The peak height of Si.sub.4N.sub.4 bonds in an infrared absorption spectrum is represented by A, and the peak height of SiOH bonds in the infrared absorption spectrum is represented by B; and a ratio of A to B is greater than 2.

A method for immobilizing dyes and antimicrobial agents on a polymeric cover or housing for a medical device is disclosed and described. The surface may be that of a catheter, a connector, a drug vial spike, a bag spike, a prosthetic device, an endoscope, a surface of an infusion pump, a key pad, a touch screen or a handle. The surfaces may also be one or more of those associated with a infusion of a medicament or dialysis treatment, such as peritoneal dialysis or hemodialysis, where it is important that the working surface for the dialysis fluid be sterile. These surfaces include connectors for peritoneal dialysis sets or for hemodialysis sets, bag spikes, dialysis catheters, and so forth. A method for determining whether a surface has been sterilized, and a dye useful in so indicating, is also disclosed.

Disclosed is a film based on a composition including at least one polymer and at least one plasticizer, the composition having a calculated Tg ranging from 35 C. to 40 C., preferably from 20 C. to 10 C., the film presenting a rebound resilience according to Test A less than 15%, preferably less than 10%; to a process for its manufacturing and to its uses; it also relates to an element incorporating the film and uses thereof.

A process for the modification of a surface of a solid material, including the step of contacting the surface with a surface-modifying compound under irradiation with light of a wavelength in the range of 200 to 800 nm optionally in the presence of a photoinitiator, wherein a) the surface has SiOH groups, COH groups or epoxy groups and the surface-modifying compound is a hydrosilane, or b) the surface has OSiH groups and the surface-modifying compound is a silanol or an alcohol.

The present invention provides an optical film exhibiting high alignment and good phase difference development in an oblique direction, and a polarizing plate and an image display device using the same. This optical film of the present invention has a substrate; and a phase difference layer which is provided on the substrate to be adjacent to the substrate, in which the phase difference layer is a layer formed by fixing vertical alignment of a liquid crystal compound having a polymerizable group included in a liquid crystal composition containing the liquid crystal compound and a polymer compound, a difference in ?a value between the polymer compound and the substrate, which is calculated using three-dimensional SP values, is 3 or less, and a content of the polymer compound is less than 10 parts by mass with respect to 100 parts by mass of the liquid crystal compound.

A porous body including, as a base resin, a crosslinked polymer obtained by crosslinking a polymer of an acrylic monomer and/or a styrene-based monomer. A storage modulus of the porous body is 5 kPa or more and 2000 kPa or less at 23? C., an apparent density of the porous body is 10 kg/m.sup.3 or more and 250 kg/m.sup.3 or less, and a molecular weight between crosslinking points of the crosslinked polymer is 1.0?10.sup.4 or more.