An embodiment of the invention provides a substrate for a liquid filter, the substrate including at least one A layer which is a microporous membrane-like layer containing a polyolefin, and at least one B layer which is a microporous membrane-like layer containing a polyolefin and a filler, the substrate having a bubble point of from 0.40 Mpa to 0.80 Mpa and a water permeation efficiency of from 1.0 mL/min.Math.cm.sup.2 to 4.0 mL/min.Math.cm.sup.2.

Halogen-free flame retardant compositions comprising thermoplastic elastomers, which exhibit flame retardance and low-smoke emission. The flame retardant compositions comprise (a) one or more thermoplastic elastomers; and (b) a flame retardant mixture comprising: magnesium hydroxide, aluminium trihydrate, melamine cyanurate, and optionally a phosphate ester flame retardant.

Provided is a modified product of a hydrogenated product of a block copolymer that can be added to obtain a resin composition having an excellent balance of mechanical properties such as tensile strength, tensile strain at break, and impact resistance. A modified hydrogenated product of a block copolymer including a polymer block containing a structural unit derived from an aromatic vinyl compound and a polymer block containing a structural unit derived from a conjugated diene compound, in which the conjugated diene compound contains isoprene and a conjugated diene compound other than isoprene; the polymer block has a vinyl bonding amount of 30 mol % or less; the modified hydrogenated product has one, or two or more functional groups selected from an alkoxysilyl group, a carboxy group, an amino group, a hydroxy group, an epoxy group, and an acid anhydride-derived group, and has a peak top intensity of loss tangent of 0.95 or less and a melt flow rate (MFR) of 0.5 g/10 min or more.

Embodiments of a low-smoke, zero halogen (LSZH) composition for forming a foamed cable jacket are provided. The LSZH composition includes a polymer component, and an LSZH flame retardant package dispersed in the polymer component. The LSZH composition further includes a chemical foaming agent that is present in an amount up to 5% by weight of the LSZH composition and a melt strength enhancer that is present in an amount up to 1% by weight of the LSZH composition. Also provided are embodiments of an optical fiber cable having a cable jacket surrounding a cable core. The cable jacket is made from the LSZH composition, which has a first density. The cable jacket has a foamed region with a second density that is 50% to 95% of the first density.

Provided is a method for manufacturing nanostructured layered double hydroxides (LDHs) having a uniform size distribution with homogenous nano-disc morphology. Disclosed method has three main steps of: pretreatment of metal wires; wire-explosion in a liquid phase; and finally, centrifugation and drying the as-prepared colloidal products to obtain the LDHs nanostructured dried powder.

Copolymers and latex paint compositions using such copolymers that are heat-age stable and provide good adhesion, block resistance, and hiding all while using lower amounts of pigment are described herein. In one aspect, the heat-age stable compositions include an acrylic, styrene acrylic, vinyl acrylic copolymer or blends thereof including, as additional polymerizable units, at least one polymerizable phosphate surfactant and at least one linear or branched hydrophobic monomer that are both polymerized into the acrylic, styrene acrylic, vinyl acrylic copolymer backbone.

A polyolefin composition includes a polyolefin substrate having incorporated therein a nucleating agent and a filler, wherein the composition exhibits an impact strength of >35 in-lb measured according to ASTM D4226, and a coefficient of linear thermal expansion of <4.510E-05 in/in/ft measured according to ASTM D696. The polyolefin composition may further include one or more of an ultraviolet light absorber, a hindered amine light stabilizer, an antioxidant, a colorant, a flame retardant, and an antimicrobial compound. The polyolefin compositions may be useful for construction articles for outdoor use, for instance house siding, cladding, soffit or roofing.

The present invention relates to polyimide-based compositions comprising at least one filler from the group consisting of aluminum oxide, boron nitride and triclinic aluminum silicate and also the use of these compositions for producing products having relatively high flame resistance requirements, particularly preferably products having relatively high glow wire requirements, in particular components for electric current- and voltage-conducting components in domestic appliances.

A resin composition for producing an insulating material includes (A) 40 to 50% by weight of a base resin formed with a polyolefin-based resin or a derivative thereof, (B) 40 to 50% by weight of a magnesium hydroxide flame retardant of which surface is treated with vinyl silane, (C) 1 to 2% by weight of an antioxidant in which a first antioxidant and a second antioxidant are mixed in a weight ratio of 1:1 to 3, (D) 0.5 to 2% by weight of a lubricant, (E) 2 to 3% by weight of organosilane, (F) 0.05 to 0.2% by weight of an initiator, and (G) 1 to 4% by weight of a catalyst.

A non-halogen insulating wire with excellent flame resistance as well as high mechanical characteristics (wear resistance) and electrical insulation characteristics is provided. A non-halogen two-layer insulating wire includes: a conductor; and an insulating layer having an insulating inner layer which covers an outer circumference of the conductor and an insulating outer layer which covers an outer circumference of the insulating inner layer The insulating inner layer is made of a first non-halogen resin composition which contains metal hydroxide and a base polymer (A) including polyolefin, and has a thickness of 20% to 58% of an entire thickness of the insulating layer. The insulating outer layer is made of a second non-halogen resin composition which contains metal hydroxide and a base polymer (B) including polyester resin and/or polyester elastomer resin.