Included are a decorative floor or wall covering including a core and a core that can included recycled materials. This core includes a polyester comprising a polyester or copolyester derived from a reaction of a difunctional carboxylic acid and a difunctional hydroxyl compound; a polyolefin, at least one functionalized polymer comprising a compatibilizer, thermoplastic elastomer, impact modifier or coupling agent; and a filler.

Provided is a flame-retardant foam which has high flame retardancy, is excellent in flexibility, and is excellent in stress dispersibility. Also provided is a foam member including such flame-retardant foam as a flame-retardant foam layer. The flame-retardant foam of the present invention has an apparent density of from 0.02 g/cm.sup.3 to 0.40 g/cm.sup.3, a 50% compression load of from 0.5 N/cm.sup.2 to 8.0 N/cm.sup.2, and a rupture elongation in a tensile test of 120% or less.

Provided is a flame-retardant foam which has high flame retardancy, is excellent in flexibility, and is excellent in stress dispersibility. Also provided is a foam member including such flame-retardant foam as a flame-retardant foam layer. The flame-retardant foam of the present invention has an apparent density of from 0.02 g/cm.sup.3 to 0.40 g/cm.sup.3, a 50% compression load of from 0.5 N/cm.sup.2 to 8.0 N/cm.sup.2, and a rupture elongation in a tensile test of 120% or less.

The present invention relates to a polymer composition comprising a polyolefin, peroxide and a sulphur containing antioxidant, wherein said peroxide is present in an amount which corresponds to X mmol —O—O—/kg polymer composition and said sulphur containing antioxidant is present in an amount which corresponds to Y mmol —OH/kg polymer composition, wherein Y.sub.1≤Y≤Y.sub.2, X≤45 and 0.9*Y+m≤X≤n−k*Y, wherein Y.sub.1 is 0.50 and Y.sub.2 is 10, and m is 0.8, n is 70 and k is 4.7; and wherein said polymer composition has a melt flow rate (MFR) of less than 1.7, and said polymer composition comprises less than 0.05% by weight (wt %) 2,4-Diphenyl-4-methyl-1-pentene; a crosslinked polymer composition, and use thereof, a power cable insulation, a power cable, useful in high voltage (HV DC) and extra high voltage (EHV DC) direct current applications, and a method for reducing electrical conductivity of a crosslinked polymer composition.

The present invention relates to a polymer composition comprising a polyolefin, peroxide and a sulphur containing antioxidant, wherein said peroxide is present in an amount which corresponds to X mmol —O—O—/kg polymer composition and said sulphur containing antioxidant is present in an amount which corresponds to Y mmol —OH/kg polymer composition, wherein Y.sub.1≤Y≤Y.sub.2, X≤45 and 0.9*Y+m≤X≤n−k*Y, wherein Y.sub.1 is 0.50 and Y.sub.2 is 10, and m is 0.8, n is 70 and k is 4.7; and wherein said polymer composition has a melt flow rate (MFR) of less than 1.7, and said polymer composition comprises less than 0.05% by weight (wt %) 2,4-Diphenyl-4-methyl-1-pentene; a crosslinked polymer composition, and use thereof, a power cable insulation, a power cable, useful in high voltage (HV DC) and extra high voltage (EHV DC) direct current applications, and a method for reducing electrical conductivity of a crosslinked polymer composition.

A composition includes specific amounts of a poly (phenylene ether), a hydrogenated block copolymer of an alkenyl aromatic monomer and a conjugated diene, a polypropylene, a polybutene, a flame retardant, and an ultraviolet absorbing agent comprising a bis(benzotriazole) compound. The composition is particularly useful for forming the jacket layer of electrical and optical cables.

A composition includes specific amounts of a poly (phenylene ether), a hydrogenated block copolymer of an alkenyl aromatic monomer and a conjugated diene, a polypropylene, a polybutene, a flame retardant, and an ultraviolet absorbing agent comprising a bis(benzotriazole) compound. The composition is particularly useful for forming the jacket layer of electrical and optical cables.

The present invention relates to a process for preparing a surface treated calcium carbonate-comprising material, a surface treated calcium carbonate-comprising material obtained by the process, an article comprising the surface treated calcium carbonate-comprising material, a polymer composition and the use of the surface treated calcium carbonate-comprising material in a polymer composition.

The present invention relates to a process for preparing a surface treated calcium carbonate-comprising material, a surface treated calcium carbonate-comprising material obtained by the process, an article comprising the surface treated calcium carbonate-comprising material, a polymer composition and the use of the surface treated calcium carbonate-comprising material in a polymer composition.

Provided is a hot melt adhesive for insulating glass spacer, prepared from raw meterials comprising the following components: 1-10 parts by weight of butyl rubber, 25-50 parts by weight of a polyisobutylene mixture; 5-15 parts by weight of a tackifying resin; 1-15 parts by weight of a tackifier; 5-15 parts by weight of a polymer; 0.1-1 part by weight of a lubricant; 0.1-1 part by weight of an antioxidant; 15-50 parts by weight of a filler; 1-10 parts by weight of a water absorbent; and 5-25 parts by weight of carbon black. Compared with the prior art, in the hot melt adhesive for insulating glass spacer provided in the present disclosure, components with specific contents are used, such that relatively good overall interaction is achieved, the thixotropy of the product is good, and the adhesion to both silicone sealant and glass is excellent.