A heat-conducting sheet 1 comprising a first heat-conducting layer 1a and a second heat-conducting layer 1b, which each comprise a polymer matrix 2 and an anisotropic filler 3, and wherein the anisotropic filler is oriented in a thickness direction. The first and second heat-conducting layers 1a and 1b are laminated via an interface 5 in which a filling ratio of the anisotropic filler 3 is lower than that of the first and second heat-conducting layers 1a and 1b.

An electrical insulation sheet comprising a resin composition layer, wherein one surface side has a higher relative permittivity at a frequency of 1 MHz than the relative permittivity of an other surface side, and a circuit pattern is formed on the one surface side, a laminated body comprising the electrical insulation sheet and a metal plate on a metal base plate in that order, wherein a circuit pattern is formed on the metal plate, and a substrate comprising the electrical insulation sheet and a metal plate on a metal base plate in that order, wherein the metal plate has a circuit pattern.

A polypropylene multilayer sheet includes: a biaxially oriented polypropylene layer F having a melting point TmF; and a biaxially oriented polypropylene layer N having a melting point TmN, the biaxially oriented polypropylene layer N and the biaxially oriented polypropylene layer F being alternately laminated, the polypropylene multilayer sheet having a thickness of 0.15 mm to 3.0 mm, wherein:

TmF>TmN, a total number of layers is 3 to 11, the biaxially oriented polypropylene layer F is formed of a resin composition containing: a polypropylene-based resin as a component (A); and an inorganic filler as a component (B), a weight ratio of the component (B)/[the component (A)+the component (B)] is 0.5 to 60 wt %, the biaxially oriented polypropylene layer N is formed of a resin composition containing: a polypropylene-based resin as a component (a); and the component (B) as an optional component, and a weight ratio of the component (B)/[the component (a)+the component (B)] is 0 to 10 wt %.

A multilayer radar-absorbing laminate includes three juxtaposed blocks.

A first electrically conductive block is arranged toward the inside of the aircraft in use.

A second electromagnetic intermediate absorber block has a layer of electrically non-conductive fiber sheets is permeated by graphene-based nanoplatelets to achieve a periodic and electromagnetically subresonant layer, the conductive layers containing graphene nanoplatelets alternating with non-conductive layers.

A third block of electrically non-conductive material is arranged towards the outside and forms part of the outer surface of the aircraft. The second block is produced by depositing on the fiber sheets a suspension of graphene nanoplatelets in a polymeric mixture, with controlled penetration of the graphene nanoplatelets into the fiber sheets. A plurality of dry fiber sheets sprayed with the suspension of graphene nanoplatelets is superimposed. An unpolymerized thermosetting synthetic resin is infused into a lay-up made of the first, second and third blocks. Afterwards, the thermosetting resin is polymerized.

A plastic barrier laminate having at least one at least partially crystallized layer containing polyethylene and a nucleating agent, and at least one pigmented layer containing polyethylene and a portion of flake-shaped pigments, wherein the portion of pigments is in the range from 1.5% by weight to 5.0% by weight relative to the weight of the at least one pigmented layer.

A solar radiation shielding laminated structure, having high visible light transmission property and solar radiation shielding property, low haze value, and high environmental stability with inexpensive production cost, using solar radiation shielding fine particles having high visible light transmission property and excellent solar shielding property and weather resistance, and provides a solar radiation shielding laminated structure in which an interlayer is sandwiched between two laminated sheets; the interlayer having, as an intermediate film, one or more kinds selected from a resin sheet containing solar radiation shielding fine particles and a resin film containing solar radiation shielding fine particles, the laminated sheets being selected from a sheet-glass not containing solar radiation shielding fine particles and a resin board not containing solar radiation shielding fine particles; wherein the solar radiation shielding fine particles are solar radiation shielding fine particles containing calcium lanthanum boride fine particles represented by general formula CaxLa1-xBm.

The invention describes the use of magnetic platelet particles as a multifunctional additive to various formulations of polyolefin plastic films usable to fabricate packaging and to provide said packaging with similar barrier properties as aluminium metallizations or other gas barriers, with the added benefit of allowing separation and recovery of the packaging by magnetic means. Such novel additives, films and packaging are environmentally friendly and food-safe, so that after use they can be either recovered for reuse, composted, or dumped in the environment to biodegrade. The invention comprises various types of films comprising the additive and methods to improve the properties of said films.

A solar radiation shielding fine particle dispersion body containing a thermoplastic resin, solar radiation shielding fine particles, a solar radiation shielding fine particle-containing masterbatch, a solar radiation shielding resin formed body formed into a predetermined shape using the same, and a solar radiation shielding resin laminate including the solar radiation shielding resin formed body stacked on another transparent formed body. A liquid solar radiation shielding fine particle dispersion body, including a mixture of solar radiation shielding fine particles and at least one selected from an organic solvent and a plasticizer dispersed therein or a solar radiation shielding fine particles including a powder solar radiation shielding fine particles dispersion body, obtained by removing a liquid component from the solar radiation fine particle dispersion body upon heating, dispersed in a resin component, wherein the solar radiation shielding fine particles are solar radiation shielding fine particles containing calcium lanthanum boride fine particles.

A thermally conductive sheet according to the present invention is a thermally conductive sheet comprising a thermally conductive filler, the thermally conductive sheet having a thermal conductivity of 7 W/m.Math.K or more, a 30% compression strength of 1500 kPa or less, and a tensile strength of 0.08 MPa or more. According to the present invention, a thermally conductive sheet having excellent thermally conductive properties, flexibility, and handling properties can be provided.

A vacuum heat insulating material includes a sheath material and a core material that is sealed inside the sheath material in a hermetically sealed decompressed state. The sheath material comprises a gas barrier layer and heat sealing layer. Heat sealing layer contains a heat sealing resin and filler with an aspect ratio exceeding 1. In heat sealing layer, at least some of filler is oriented, with a long-axis direction intersecting with a direction in which heat sealing layer spreads. Accordingly, there is provided a vacuum heat insulating material capable of preventing entry of a gas to the inside and favorably ensuring the hermetically sealed decompressed state on the inside.