Abstract: A tackifier comprising a resin with repeating units of formula (I) wherein R1 is a linear or branched alkylen group with 1 to 10 carbon atoms and R2 is a linear or branched, saturated or unsaturated aliphatic hydrocarbon group with up to 20 carbon atoms and a non-aromatic compound which consists to at least 50% by weight of one or more linear or branched, saturated or unsaturated aliphatic hydrocarbon groups with at least 4 carbon atoms.

Abstract: A rubber composition containing (A) at least one rubber selected from sulphur vulcanizable rubbery elastomers, (B) silica, (C) at least one non-ionic surfactant (C) that is selected from compounds according to general formula (I a) R1—CH(OH)—CH2—O-(AO)x—R2,??(I a) and from compounds according to general formula (I b) R1—CH(OH)—CH2—O-(AO)x-A1-O-(AO)y—CH2—CH(OH)—R1,??(I b) and from compounds according to general formula (I c) R1—CO—NH—CH2—CH2—O-(AO)x—CH2—CH2—NH—CO—R1,??(I c) wherein R1 are same or different and selected from C4-C30-alkyl, straight-chain or branched, and from C4-C30-alkylene, straight-chain or branched, with at least one C—C double bond, R2 are same or different and selected from C1-C30-alkyl, straight-chain or branched, and from C2-C30-alkylene, straight-chain or branched, with at least one C—C double bond, R2 is selected from C2-C10-alkylene, straight chain or branched, x, y same or different and selected from 10 to 50, and AO is selected from identical or different alkylene oxides, s

Abstract: A tackifier comprising a resin with repeating units of formula (I) wherein R1 is a linear or branched alkylen group with 1 to 10 carbon atoms and R2 is a linear or branched, saturated or unsaturated aliphatic hydrocarbon group with up to 20 carbon atoms and a non-aromatic compound which consists to at least 50% by weight of one or more linear or branched, saturated or unsaturated aliphatic hydrocarbon groups with at least 4 carbon atoms.

Abstract: A composition comprising compound (I) of formula and compound (II) of formula wherein R2a and R2b independently from each other are a linear alkyl group with 1 to 4 carbon atoms and R1a, R1b, R3a to R6a and R3b to R6b independently from each other are a hydrogen atom or a linear alkyl group with 1 to 4 carbon atoms.

Abstract: A rubber composition containing (A) at least one rubber selected from sulphur vulcanizable rubbery elastomers, (B) silica, (C) at least one non-ionic surfactant (C) that is selected from compounds according to general formula (I a) R1—CH(OH)—CH2—O-(AO)x-R2, (I a) and from compounds according to general formula (I b) R1—CH(OH)—CH2—O-(AO)x-A1-O-(AO)y-CH2—CH(OH)—R1, ??(I b) and from compounds according to general formula (I c) R1—CO—NH—CH2—CH2—O-(AO)x-CH2—CH2—NH—CO—R1, ??(I c) wherein R1 are same or different and selected from C4-C30-alkyl, straight-chain or branched, and from C4-C30-alkylene, straight-chain or branched, with at least one C—C double bond, R2 are same or different and selected from C1-C30-alkyl, straight-chain or branched, and from C2-C30-alkylene, straight-chain or branched, with at least one C—C double bond, R2 is selected from C2-C10-alkylene, straight chain or branched, x, y same or different and selected from 10 to 50, and AO is selected from identical or different alkylene oxides,

Abstract: A crosslinked polyurethane obtainable by a process is disclosed wherein polyisocyanates are mixed with polymeric compounds having at least two hydrogen atoms reactive toward isocyanate groups and comprising at least one diene block copolymer which has at least two hydrogen atoms reactive toward isocyanate and has a polydiene main chain and at least one side chain or terminal chain composed of a polyether and/or a polyester, where the proportion by weight of the polydiene main chain is, based on the total weight of the diene block copolymer, from 25 to 95% by weight, to give a reaction mixture that is cured. Composites and blends composed of crosslinked polyurethane and rubber are also disclosed, as well as the use of crosslinked polyurethane in the production of tires or parts of tires, cable sheathing, shoe sole, roller or hose.

Abstract: A composition comprising compound (I) of formula and compound (II) of formula wherein R2a and R2b independently from each other are a linear alkyl group with 1 to 4 carbon atoms and R1a, R1b, R3a to R6a and R3b to R6b independently from each other are a hydrogen atom or a linear alkyl group with 1 to 4 carbon atoms.

Abstract: In a laser-engravable flexographic printing element, the relief-forming layer comprises a conductivity carbon black having a specific surface area of at least 150 m2/g and a DBP number of at least 150 ml/100 g. Flexographic printing plates are produced by a process in which a printing relief is engraved into said flexographic printing element by means of a laser system.

Abstract: The invention relates to a method for vulcanizing caoutchouc or latex by adding a mixture M which contains a component a) from a1) 20 to 96% by weight of sulfur, a2) 4 to 80% by weight of a complexing agent, and optionally other additives b) to caoutchouc or latex and then vulcanizing the mixture. The inventive method is characterized in that the average particle size of the primary particles of component a) ranges from 0.05 to 20 ?m.

Abstract: The invention relates to a method for vulcanizing caoutchouc or latex by adding a mixture M which contains a component a) from a1) 20 to 96% by weight of sulfur, a2) 4 to 80% by weight of a complexing agent, and optionally other additives b) to caoutchouc or latex and then vulcanizing the mixture. The inventive method is characterized in that the average particle size of the primary particles of component a) ranges from 0.05 to 20 ?m.

Abstract: In a laser-engravable flexographic printing element, the relief-forming layer comprises a conductivity carbon black having a specific surface area of at least 150 m2/g and a DBP number of at least 150 ml/100 g. Flexographic printing plates are produced by a process in which a printing relief is engraved into said flexographic printing element by means of a laser system.