Abstract: The present invention provides a method for producing an at least partially crosslinked polymer composition, having a first melt index (MI) value and a first tensile strength, comprising the steps of: a. providing an ethylene vinyl acetate (EVA) copolymer, the EVA copolymer having a second MI value and a second tensile strength and containing at least 30 wt % units derived from vinyl acetate, b. adding from 0.01 to 0.03 wt % of an organic peroxide, wherein the organic peroxide is diluted in 0.001 to 0.05 wt % of white oil, and c. blending the EVA copolymer and the organic peroxide at a temperature sufficient to initiate crosslinking. The first MI value of the at least partially crosslinked polymer composition is less than 5 g/10 min (190° C., 2.16 kg).

Abstract: The present invention relates to a cable jacket comprising a random heterophasic propylene copolymer, the random heterophasic polypropylene copolymer comprising a matrix (M) being a random propylene copolymer (R-PP) and dispersed therein an elastomeric propylene copolymer (E), wherein the random propylene copolymer (R-PP) comprises a first propylene copolymer fraction (R-PP1) having a comonomer content in the range of 0.8 to 6.0 mol % and a second propylene copolymer fraction (R-PP2) having a comonomer content in the range of 7.2 to 20.0 mol %, based on the overall amount of fractions (R-PP1) and (R-PP2), and wherein the random heterophasic propylene copolymer has MFR2 (230° C.) measured according to ISO 1133 in the range of 0.5 to 15 g/10 min, and Charpy impact strength measured according to ISO 179-1/1eA at ?20° C. in the range of 5 to 20 kJ/m2. The present invention further relates to a power cable comprising the cable jacket.

Abstract: The present invention relates to a cable jacket comprising a random heterophasic propylene copolymer, wherein said copolymer comprises a matrix (M) being a random propylene copolymer (R-PP) and dispersed therein an elastomeric propylene copolymer (E), wherein the random propylene copolymer (R-PP) has a melt flow rate MFR2 (230° C./2.16 kg) of 0.1 to 10.0 g/10 min and wherein the elastomeric propylene copolymer (E) has a comonomer content in the range of 40.0 to 55.0 mol %, and wherein said copolymer has MFR2 (230° C.) in the range of from 0.5 to 15 g/10 min, flexural modulus below 400 MPa, and relaxation spectrum index (RSI) at 200° C. below 20.0. The present invention further relates to a telecommunication cable comprising said jacket.

Abstract: A process of making a cable having a conductor surrounded by at least one crosslinkable layer having a polymer composition. The polymer composition has (a) a polyolefin bearing hydrolysable silane groups and a silanol condensation catalyst compound.

Abstract: The present invention relates to a cable jacket comprising a random heterophasic propylene copolymer, wherein said copolymer comprises a matrix (M) being a random propylene copolymer (R-PP) and dispersed therein an elastomeric propylene copolymer (E), wherein the random propylene copolymer (R-PP) has a melt flow rate MFR2 (230° C./2.16 kg) of 0.1 to 10.0 g/10 min and wherein the elastomeric propylene copolymer (E) has a comonomer content in the range of 40.0 to 55.0 mol %, and wherein said copolymer has MFR2 (230° C.) in the range of from 0.5 to 15 g/10 min, flexural modulus below 400 MPa, and relaxation spectrum index (RSI) at 200° C. below 20.0. The present invention further relates to a telecommunication cable comprising said jacket.

Abstract: The present invention relates to a cable jacket comprising a random heterophasic propylene copolymer, the random heterophasic polypropylene copolymer comprising a matrix (M) being a random propylene copolymer (R-PP) and dispersed therein an elastomeric propylene copolymer (E), wherein the random propylene copolymer (R-PP) comprises a first propylene copolymer fraction (R-PP1) having a comonomer content in the range of 0.8 to 6.0 mol % and a second propylene copolymer fraction (R-PP2) having a comonomer content in the range of 7.2 to 20.0 mol %, based on the overall amount of fractions (R-PP1) and (R-PP2), and wherein the random heterophasic propylene copolymer has MFR2 (230° C.) measured according to ISO 1133 in the range of 0.5 to 15 g/10 min, and Charpy impact strength measured according to ISO 179-1/1eA at ?20° C. in the range of 5 to 20 kJ/m2. The present invention further relates to a power cable comprising the cable jacket.

Abstract: The present invention relates to a polymer composition, which is a silanol condensation catalyst masterbatch, comprises a matrix, comprising a silane containing drying agent, and at least one silanol condensation catalyst, wherein each catalyst has a water content which is 0.

Abstract: The present invention relates to an ethylene polymer composition for use in adhesive applications, to an article comprising the ethylene polymer composition and to a process for producing said article.

Abstract: The present invention relates to a cable jacket composition comprising an expandable and crosslinkable jacket blend of: a polymer composition comprising a polyolefin material, which polyolefin material bears silane moieties, and a foaming system, wherein the provided jacket blend will comprise at least 0.1% by weight of a foaming agent, with respect to the total weight of the polyolefin material; cable jacket; cable, e.g. a power cable or a communication cable; and uses thereof.

Abstract: The present invention relates to an ethylene polymer composition for use in adhesive applications, to an article comprising the ethylene polymer composition and to a process for producing said article.

Abstract: The present invention relates to an ethylene polymer composition for use in adhesive applications, to an article comprising the ethylene polymer composition and to a process for producing said article.

Abstract: The present invention relates to a process for manufacturing a power cable, which power cable comprises at least one core comprising a conductor and an expanded and crosslinked insulation layer surrounding said conductor, wherein said process comprises the steps a) to d): a) providing a blend of: a polymer composition comprising a polyolefin material, which polyolefin material bears silane moieties; a catalyst and a foaming system, wherein the provided blend will comprise at least 0.1% by weight of a foaming agent, with respect to the total weight of the polyolefin material; b) extruding a blend, as described in step a), on the conductor to form an insulation layer; c) foaming the insulation layer; and d) crosslinking the insulation layer; a power cable which is obtainable by the process, and use of the power cable.

Abstract: The present invention relates to a process for manufacturing a power cable, which power cable comprises at least one core comprising a conductor and an expanded and crosslinked insulation layer surrounding said conductor, wherein said process comprises the steps a) to d): a) providing a blend of: a polymer composition comprising a polyolefin material, which polyolefin material bears silane moieties; a catalyst and a foaming system, wherein the provided blend will comprise at least 0.1% by weight of a foaming agent, with respect to the total weight of the polyolefin material; b) extruding a blend, as described in step a), on the conductor to form an insulation layer; c) foaming the insulation layer; and d) crosslinking the insulation layer; a power cable which is obtainable by the process, and use of the power cable.

Abstract: The present invention relates to an ethylene polymer composition for use in adhesive applications, to an article comprising the ethylene polymer composition and to a process for producing said article.

Abstract: This invention relates to silane moisture curable polymer composition and more particularly, to such a polymer composition that is highly diluted by a non-silane containing component, while retaining good high temperatures properties. The invention is a polymer composition comprising a base resin comprising less than 59 wt % of a silane crosslinkable polyethylene (A), an thermoplastic polyolefin free from silane groups (B) wherein the polymer composition comprise a filler with a BET Nitrogen Surface Area larger than 3 m2/g (C). The invention also relates to a cable layer of such polymer composition suitably a semiconducting layer of a power cable.

Abstract: The present invention relates to a polymer composition comprising a surfactant interacting additive, and wherein the polymer composition further comprises at least one silanol condensation catalyst, wherein each catalyst is selected from: i) a compound of formula I ArSO3H (I) or a precursor thereof, wherein Ar is an 1 to 4 alkyl groups substituted aryl, wherein the aryl is phenyl or naphthyl, and wherein each alkyl group, independently, is a linear or branched alkyl with 10 to 30 carbons, wherein the total number of carbons in the alkyl groups is in the range of 20 to 80 carbons; ii) a derivative of i) selected from the group consisting of an anhydride, an ester, an acetylate, an epoxy blocked ester and an amine salt thereof which is hydrolysable to the corresponding compound of formula I; and iii) a metal salt of i) wherein the metal ion is selected from the group consisting of copper, aluminum, tin and zinc; an article, for example, a coating, a wire or a cable, comprising the polymer composition, a process

Abstract: A process for for making a cross-linked polyethylene article includes: (A) feeding a blend comprising a cross-linkable silane-group containing polyethylene copolymer and at least one additive to an extruder, (B) feeding a liquid comprising a silanol condensation catalyst to said extruder to form a mixture with said blend, (C) extruding said mixture to form an article and (D) cross-linking said article. The article may be a pipe or cable.

Abstract: A process of making a cable having a conductor surrounded by at least one crosslinkable layer having a polymer composition. The polymer composition has (a) a polyolefin bearing hydrolysable silane groups and a silanol condensation catalyst compound.

Abstract: The present invention relates to a layered structure comprising a copper conductor and a polymer layer adjacent to the copper conductor, more specific to a wire or cable insulation layer that can preserve the copper conductor from discolouration. The polymer layer adjacent to the copper conductor comprises the polymer composition comprising a benzotriazole compound. This prevents discoloration of the copper conductor.

Abstract: The present invention relates to a polymer composition comprising a surfactant interacting additive, and wherein the polymer composition further comprises at least one silanol condensation catalyst, wherein each catalyst is selected from: i) a compound of formula I ArSO3H (I) or a precursor thereof, wherein Ar is an 1 to 4 alkyl groups substituted aryl, wherein the aryl is phenyl or naphthyl, and wherein each alkyl group, independently, is a linear or branched alkyl with 10 to 30 carbons, wherein the total number of carbons in the alkyl groups is in the range of 20 to 80 carbons; ii) a derivative of i) selected from the group consisting of an anhydride, an ester, an acetylate, an epoxy blocked ester and an amine salt thereof which is hydrolysable to the corresponding compound of formula I; and iii) a metal salt of i) wherein the metal ion is selected from the group consisting of copper, aluminum, tin and zinc; an article, for example, a coating, a wire or a cable, comprising the polymer composition, a process