摘要:
A peroxide crosslinked ethylene polymer pressure pipe and a method for the preparation thereof are described. The pipe is characterised in that it comprises an ethylene polymer with a density of less than 950 kg/m3 obtained by polymerisation with a single-site catalyst and having a shear thinning index, SHI5/300 of less than 20 and a MWD of
摘要:
A peroxide crosslinked ethylene polymer pressure pipe and a method for the preparation thereof are described. The pipe is characterized in that it comprises an ethylene polymer with a density of less than 950 kg/m3 obtained by polymerization with a single-site catalyst and having a shear thinning index, SHI5/300 of less than 20 and a MWD of
摘要翻译:描述了一种过氧化物交联的乙烯聚合物压力管及其制备方法。 该管的特征在于其包含密度小于950kg / m 3的乙烯聚合物,其通过用单中心催化剂聚合获得并具有剪切稀化指数,小于20的SHI5 / 300和小于20的MWD 。 该方法的特征在于,其包括将乙烯,任选地与至少一种共聚单体一起聚合到单中心催化剂中以提供上述限定的乙烯聚合物,通过挤出和交联将乙烯聚合物形成管。
摘要:
The present invention relates to a cable comprising a conductor surrounded by one or more layers, wherein at least one layer comprises a polymer composition comprising a multimodal copolymer of ethylene with one or more comonomers, to a process for producing the cable and to a polymer composition suitable as a cable layer material.
摘要:
The present invention concerns a system for ad-hoc modification of a process running in a workflow management system (WFMS), wherein the process is defined by a process definition, the system comprising an ad-hoc modification component (110) adapted for: a. extracting the process definition from the running process; b. modifying the process definition (203); and c. redeploying the modified process definition (204), so that the process runs based on the modified process definition; d. wherein the redeployment in step c. is performed without interrupting the running process.
摘要:
The present invention relates to a cable comprising a conductor surrounded by one or more layers, wherein at least one layer comprises a polymer composition comprising a multimodal copolymer of ethylene with one or more comonomers, to a process for producing the cable and to a polymer composition suitable as a cable layer material.
摘要:
A method for improving the dimensional stability of a shaped article made of a composition containing a nucleated polymeric material, which comprises adding to the polymeric material a divalent metal alcoholate of a polyhydroxy-(C2-C20alkane) before shaping.
摘要:
An extrusion coated substrate having a coating comprising a polyethylene produced by polymerization catalysed by a single site catalyst and comprising as comonomers to ethylene at least two C4-12 alpha olefins.
摘要:
The invention describes a storage-stable aqueous emulsion comprising a) a compound of the formula (I); wherein n is 4 to 23, b) a surfactant, and c) water, and describes a storage-stable liquid blend with low viscosity, which is not an aqueous emulsion, comprising a) a compound of the formula I d) at least a stabilizer selected from the group consisting of phosphites, phosphonites, aminic antioxidants, hydroxylamines, benzofuran-2-ones, thiosynergists, plasticizers, acid scavengers, lubricants, dispersing aids, sterically hindered amines, UV absorbers and sterically hindered phenols other than the compounds of the formula I according to component a). These emulsions and blends are useful as stabilizers for organic materials.