A composite laminate comprises first and second fiber beds, and an interlayer between the fiber beds. The interlayer includes toughened regions that extend between the fiber beds and are fused to the fiber beds.

A composite laminate comprises first and second fiber beds, and an interlayer between the fiber beds. The interlayer includes toughened regions that extend between the fiber beds and are fused to the fiber beds.

A laminate includes reinforcing fibers, thermosetting resin (B) or thermoplastic resin (D), wherein adhesion with other members, particularly in high-temperature atmospheres, is outstanding. The laminate includes: a porous substrate (C) comprising a thermoplastic resin (c), reinforcing fibers (A) and a thermosetting resin (B), or a porous substrate (C) comprising a thermoplastic resin (c), reinforcing fibers (A) and a thermoplastic resin (D); wherein the porous substrate (C) has a gap part continuous in the thickness direction of the laminate, and the melting point or softening point is higher than 180° C., and at least 10% of the surface area of one surface of the porous substrate (C) is exposed on one side of the laminate.

A silage film having at least one layer of a resin composition containing an ethylene-vinyl alcohol copolymer (A) and a hydroxy group-containing compound (B). In the resin composition containing the ethylene-vinyl alcohol copolymer (A) and the hydroxy group-containing compound (B), the hydroxy group-containing compound (B) has a molecular weight of less than or equal to 200, a ratio of number of hydroxy groups per molecule to the molecular weight ranging from 0.02 to 0.03, and a melting point of greater than or equal to 23° C., and a content of the hydroxy group-containing compound (B) in the resin composition ranging from 3% to 15% by mass. The silage film has excellent oxygen barrier property and stretchability (suitability for wrapping) and can be suitably used for long-term storage of silage.

A multilayer film comprises (a) two or more non-plasticized layers comprising lactic acid polymer and (b) one or more plasticized layers comprising lactic acid polymer and plasticizer sandwiched between the two or more lactic acid polymer layers; wherein the thickness of the one or more plasticized layers comprises from about 60% to about 70% of the total thickness of the multilayer film.

A multilayer film comprises (a) two or more non-plasticized layers comprising lactic acid polymer and (b) one or more plasticized layers comprising lactic acid polymer and plasticizer sandwiched between the two or more lactic acid polymer layers; wherein the thickness of the one or more plasticized layers comprises from about 60% to about 70% of the total thickness of the multilayer film.

An optical film, comprising a substrate, wherein a first plurality of multi-faceted recesses are formed on the substrate, wherein the plurality of multi-faceted recesses are capable of scattering lights that enter into a second surface of the substrate, said first surface and said second surface are two opposite surfaces of the substrate.

A multilayer film can comprise: a plurality of layers, preferably 4 layers to 128 layers, comprising: a polymer A layer comprising a polycarbonate copolymer and a polymer B layer comprising a semi-crystalline polyester; wherein a differential solubility parameter (Δδ.sub.AB) of polymer A towards polymer B (Δδ.sub.AB) is greater than or equal to 2.6 MPa.sup.1/2; and an interdiffusion region between each polymer A and polymer B. The multilayer film has a dynamic flexure of greater than or equal to 200,000 cycles, as determine by bending 180° on a 10 mm radius cylinder at a rate of 1 hertz. The multilayer film has a total thickness of 40 μm to 70 μm, a transmission at 360 nm to 750 nm of greater than or equal to 89% and a haze of less than or equal to 1%.

A photocurable composition can comprise a polymerizable material and a photoinitiator, wherein the polymerizable material can comprise 10-40 wt % of a mono-functional monomer of formula (1), with R1 being H or C.sub.1-C.sub.6 alkyl, and R2 and R3 being one or more substitutions of C.sub.1-C.sub.10 alkyl or alkyl-aryl, and R4, R5 being H or C.sub.1-C.sub.10 alkyl, ##STR00001##
The photocurable composition can have a viscosity of not greater than 15 mPa.Math.s, and a photo-cured layer of the photocurable composition can have a low thermal shrinkage if subjected to a high temperature baking treatment, and a carbon content of at least 74%.

A photocurable composition can comprise a polymerizable material and a photoinitiator, wherein the polymerizable material can comprise 10-40 wt % of a mono-functional monomer of formula (1), with R1 being H or C.sub.1-C.sub.6 alkyl, and R2 and R3 being one or more substitutions of C.sub.1-C.sub.10 alkyl or alkyl-aryl, and R4, R5 being H or C.sub.1-C.sub.10 alkyl, ##STR00001##
The photocurable composition can have a viscosity of not greater than 15 mPa.Math.s, and a photo-cured layer of the photocurable composition can have a low thermal shrinkage if subjected to a high temperature baking treatment, and a carbon content of at least 74%.