An improved functional element having electrically controllable optical properties includes a stack sequence formed of a first carrier film, a first surface electrode, an active layer, a second surface electrode, and a second carrier film, wherein the second carrier film is folded around the edge of the first carrier film at least at one side edge and seals an exit surface of the active layer at the side edge.

Provided are a polymer film having excellent adhesiveness with a substrate, and a laminate using the polymer film. The polymer film includes a layer A and a layer B on at least one surface of the layer A, in which the layer B contains a polymer having a dielectric loss tangent of 0.01 or less or 0.005 or less or a liquid crystal polymer, and a compound having a functional group, and the functional group is at least one group selected from the group consisting of a covalent-bondable group, an ion-bondable group, a hydrogen-bondable group, a dipole-interactable group, and a curing reactive group.

A fibrillated liquid crystal polymer powder containing fibrillated liquid crystal polymer particles. A paste containing a dispersion medium and the fibrillated liquid crystal polymer powder. A method of producing the fibrillated liquid crystal polymer powder. A resin multilayer substrate obtained by laminating a plurality of resin sheets including at least one layer of a liquid crystal polymer sheet. On a surface of at least one layer of the liquid crystal polymer sheet, a thickness adjustment layer made of a fibrillated liquid crystal polymer powder containing fibrillated liquid crystal polymer particles is provided in a region insufficient in thickness when at least the plurality of resin sheets are laminated.

A member for use in undersea applications comprising a plurality of conduits assembled into a bundle; the bundle being wrapped with a pressure-sensitive tape comprising a backing, a layer of corrosion-resistant filaments on one surface of the backing, and pressure-sensitive adhesive layer that coats the filaments and binds them to the backing.

A member for use in undersea applications comprising a plurality of conduits assembled into a bundle; the bundle being wrapped with a pressure-sensitive tape comprising a backing, a layer of corrosion-resistant yarns on one surface of the backing, and pressure-sensitive adhesive layer that coats the corrosion-resistant yarns and binds them to the backing.

A laminated glazing incorporates an electrically controllable device and the manufacture thereof including an operation of preassembly with a thin plastic strip.

An object of the present invention is to provide a polymer film to which a metal-containing layer is stuck to produce a laminate having an excellent peel strength. Another object of the present invention is to provide a laminate and a substrate for high-speed communication. The polymer film of an embodiment of the present invention is a polymer film including a liquid crystal polymer, in which a difference between a melting start temperature and a melting end temperature in differential scanning calorimetry in a depth region up to 10 μm of the polymer film from one surface toward the other surface of the polymer film is 5.0° C. to 50° C.

An object of the present invention is to provide a polymer film having a more excellent adhesiveness to a metal layer. In addition, another object of the present invention is to provide a laminate having the polymer film. The polymer film of an embodiment of the present invention is a polymer film including a polymer and having a dielectric loss tangent of 0.005 or less under the conditions of a temperature of 23° C. and a frequency of 28 GHz, in which a relaxation peak disappearance temperature of a relaxation peak in a frequency dependence of the dielectric loss tangent of the polymer film is −80° C. or higher. In addition, the polymer film of the embodiment of the present invention is a polymer film including a polymer and having a dielectric loss tangent of 0.005 or less under the conditions of a temperature of 23° C. and a frequency of 28 GHz, in which an A value obtained by a predetermined measurement method is 1 to 60 eq/t.

The present invention discloses means and methods for manufacturing a multilayer of liquid crystal dispersion film using releasable supporting films and means and methods for manufacturing a haze-free and low-cost multi liquid crystal-layer PDLC, LCDP, PSLC or polymer network using reliable supporting films.

A multilayer film with electrically switchable optical properties, includes arranged areally in the following order a first carrier film, a first electrically conductive layer, an active layer, a second electrically conductive layer, and a second carrier film. The multilayer film has within its area at least one first cutout and the at least one first cutout protrudes in the form of a through-hole through all layers of the multilayer film, the first cutout is filled with an electrically conductive filler compound, which electrically conductingly contacts the first electrically conductive layer within the first cutout, and a first busbar electrically conductingly contacts the electrically conducting filler compound.