Abstract:
The present invention relates to a polyolefin composition comprising (v) a crosslinkable polyolefin with hydrolysable silane groups (A), (vi) a dihydrocarbyl tin dicarboxylate (B) as a silanol condensation catalyst according to the following formula (I): wherein R 1 and R2 independently are hydrocarbyl groups having at least 6 carbon atoms, and R 3 and R 4 independently are hydrocarbyl groups having at least 8 carbon atoms, to a wire or cable comprising a layer made of such a composition, and to the use of such a composition for the production of a layer of a cable.
Abstract:
The invention relates to silane-functionalised polyolefin compositions, to silane-crosslinkable polyolefin compositions and to silane-crosslinked polyolefin compositions, to a preparation process thereof, to their use for producing products and to the obtained products, to their use for W&C applications, preferably for producing one or more layers of a cable comprising said silane-functionalised polyolefin composition, as well as to silane-crosslinked cables comprising polyolefin compositions.
Abstract:
The present invention relates to the use of a silicon containing compound as drying agent of a polyolefln composition comprising a crosslinkable polyolefin with hydrolysable silane groups, wherein the silicon containing compound has a structure according to the formula (R 1 ) X [Si(R 2 ) y (R 3 ) z ] m wherein R 1 , which may be the same or different if more than one such group is present, is a monofunctional, or, if m = 2, is a bifunctional, hydrocarbyl residue comprising from 1 to 100 carbon atoms; R 2 , which may be the same or different if more than one such group is present, is a hydrocarbyloxy residue comprising from 1 to 100 carbon atoms; R 3 , is -R 4 SiR 1 P R 2 q , wherein p is 0 to 3, q is 0 to 3, with the proviso that p + q is 3, and R 4 is -(CH 2 ) r Y s (CH 2 ) t - where r and t independently are 1 to 3, s is 0 or 1 and Y is a difunctional heteroatomic group selected from -O-, -S-, -SO-, -SO 2 -, -NH-, -NR 1 - or -PR 1 -, where R 1 and R 2 are as previously defined; and x is 0 to 3, y is 1 to 4, z is 0 or 1, with the proviso that x + y + z = 4; and m = 1 or 2.
Abstract translation:本发明涉及含硅化合物作为聚烯烃组合物的干燥剂的用途,所述聚烯烃组合物包含具有可水解硅烷基团的可交联聚烯烃,其中含硅化合物具有下式的结构(R 1) ) X SUB> [硅(R 2 SUP>)ý SUB>(R 3 SUP>)ž SUB>] 其中R 1,其中如果存在多于一个这样的基团,其可以相同或不同,是单官能的,或者如果m = 2是双官能的, 包含1至100个碳原子的烃基残基; R 2,如果存在多于一个这样的基团,其可以相同或不同,是含有1至100个碳原子的烃氧基; R 3是R 4 SiR 1,R 2,R 3,R 3,
Abstract:
The present invention relates to the use of a silicon containing compound as processing aid in the compounding of polyolefin compositions, wherein the silicon containing compound has a structure according to the formula (I): (R 1 ) x [Si(R 2 ) y (R 3 ) z ] m wherein R 1 , which may be the same or different if more than one such group is present, is a monofunctional, or, if m = 2, is a bifunctional, hydrocarbyl residue comprising from 1 to 100 carbon atoms; R 2 , which may be the same or different if more than one such group is present, is a hydrocarbyloxy residue comprising from 1 to 100 carbon atoms; R 3 , is -R 4 SiR 1 p R 2 q , wherein p is 0 to 3, q is 0 to 3, with the proviso that p + q is 3, and R 4 is -(CH 2 ) r Y s (CH 2 ) t - where r and t independently are 1 to 3, s is 0 or 1 and Y is a difunctional heteroatomic group selected from -O-, -S-, -SO-, -SO 2 -, -NH-, -NR 1 - or -PR 1 -, where R 1 and R 2 are as previously defined; and x is 0 to 3, y is 1 to 4, z is 0 or 1, with the proviso that x + y + z = 4; and m = 1 or 2, and to the use of such a compound in the production of an article, in particular a wire or cable, comprising such polyolefin compositions.
Abstract translation:本发明涉及含硅化合物在聚烯烃组合物配混中的加工助剂的用途,其中含硅化合物具有根据式(I)的结构:(R 1) SUB> X SUB> [硅(R 2 SUP>)ý SUB>(R 3 SUP>)ž SUB>] 其中R 1,如果存在多于一个这样的基团,其可以相同或不同,是单官能的,或者如果m = 2,是双官能的烃基残基 包含1至100个碳原子; R 2,如果存在多于一个这样的基团,其可以相同或不同,是含有1至100个碳原子的烃氧基; R 3是R 4,SiR 1,R 2,R 3,
Abstract:
The invention relates to a crosslinkable semiconductive polymer composition comprising (a) a polyolefin, carbon black and a compound (b), to a cable, preferably to a crosslinkable comprising the polymer composition, to a production thereof, and preferably to a crosslinked cable comprising the polymer composition of the invention.
Abstract:
The invention is directed to a silane crosslinkable polymer composition which comprises a polyolefin (a) bearing hydrolysable silane group(s) containing units. The polymer composition is suitable for producing crosslinkable articles, preferably one or more layers of a cable. The formed article, preferably a cable, is preferably crosslinked before the enduse thereof.
Abstract:
The invention is directed to a silane crosslinkable polymer composition which comprises a polyolefin (a) bearing hydrolysable silane group(s) containing units. The polymer composition is suitable for producing crosslinkable articles, preferably one or more layers of a cable. The formed article, preferably a cable, is preferably crosslinked before the enduse thereof.
Abstract:
The invention relates to a cable, comprising a conductor surrounded by one or more layer(s), wherein at least one layer comprises a polyolefin composition comprising, - an olefin polymer (A) comprising epoxy-groups; - at least one crosslinking agent (B) which accelerates the crosslinking reaction of epoxy-groups; and - optionally a conductive filler.
Abstract:
The invention relates to a semiconductive polyolefin composition comprising, - an olefin polymer (A) comprising epoxy-groups; - a conductive filter; and at least one crosslinking agent (B) which accelerates the crosslinking reaction of epoxy-groups.
Abstract:
The invention relates to a crosslinkable semiconductive polymer composition comprising (a) a polyolefin, carbon black and a compound (b), to a cable, preferably to a crosslinkable comprising the polymer composition, to a production thereof, and preferably to a crosslinked cable comprising the polymer composition of the invention.