摘要:
The invention relates to polyolefin compositions with good impact strength and transparency comprising a) 85-98 wt % based on the total weight of the composition of a heterophasic propylene/α-olefin copolymer comprising a polymer or copolymer of propylene and an α-olefin with 0-15 mol % of the α-olefin as matrix polymer and a propylene/α-olefin rubber copolymer comprising 20-80 mol % of the α-olefin and b) 15-2 wt % based on the total weight of the composition of an ethylene homopolymer or an ethylene/α-olefin copolymer, the α-olefin in the ethylene copolymer having 4-10 carbon atoms, the ethylene homo- or copolymer having a density lower than 0.925 g/m3. processes for producing these compositions and their use. The compositions are particularly useful for food packaging, especially for deep freezing applications.
摘要翻译:本发明涉及具有良好冲击强度和透明度的聚烯烃组合物,其包含a)基于组合物的总重量为85-98重量%的多相丙烯/α-烯烃共聚物,其包含丙烯和α-烯烃的聚合物或共聚物, 0-15摩尔%的作为基质聚合物的α-烯烃和包含20-80摩尔%的α-烯烃的丙烯/α-烯烃橡胶共聚物和b)基于组合物总重量的15-2重量% 乙烯均聚物或乙烯/α-烯烃共聚物,乙烯共聚物中的α-烯烃具有4-10个碳原子,乙烯均聚物或共聚物的密度低于0.925g / m 3 。 制备这些组合物的方法及其用途。 该组合物特别适用于食品包装,特别适用于深度冷冻应用。
摘要:
Use of an talc being coated with an organo-metallic compound in a polymer composition to accomplish a headspace emission of all volatiles together of said polymer composition of equal or below 120 μg/g.
摘要:
The invention relates to a process for producing a polypropylene film having a small dynamic coefficient of friction (CoF) and to a film obtained by this process. The invention further relates to the use of a polypropylene composition in a film forming process in order to reduce the required amount of slip agent for achieving a certain CoF and, alternatively, to the use of a polypropylene composition in a film forming process in order to reduce the required storage time for achieving a certain CoF.
摘要:
The invention refers to polypropylene blown films which are characterised by excellent optical and mechanical properties. The polypropylene composition used for the films contains nucleating agents.
摘要:
The invention relates to propylene polymer blends comprising 70-92 wt % of a propylene homopolymer, 5-15 wt % of an elastomeric ethylene-propylene copolymer, 3-15 wt % of a linear low density polyethylene and an a-nucleating agent. The propylene polymer blends have an excellent impact strength/stiffness balance and optical properties. They are especially suitable for thermoforming and extrusion blow moulding.
摘要:
The invention relates to propylene polymer compositions comprising 50-70 wt % of a propylene homo- or copolymer, 5-20 wt % of a first elastomeric ethylene-propylene copolymer, 5-25 wt % of a second elastomeric ethylene-propylene copolymer and 5-30 wt % of an ethylene polymer. The propylene polymer compositions are suitable for moulding and they have low haze and a good impact strength/stiffness balance with good impact strengths at low temperatures.
摘要:
The present invention relates to a polymer composition, to the use of the composition for producing an electrical device, as well as to a cable surrounded by at least one layer including the polymer composition.
摘要:
The present invention relates to a polyolefin composition comprising an olefin homo- or copolymer (A) in an amount of 90 wt. % or more, and an olefin homo- or copolymer (B) comprising hydrolysable silicon-containing groups, wherein olefin homo- or copolymer (B) is present in the composition in an amount of from 0.01 to 2 wt. %.
摘要:
The invention relates to a process for producing a polypropylene film having a small dynamic coefficient of friction (CoF) and to a film obtained by this process. The invention further relates to the use of a polypropylene composition in a film forming process in order to reduce the required amount of slip agent for achieving a certain CoF and, alternatively, to the use of a polypropylene composition in a film forming process in order to reduce the required storage time for achieving a certain CoF.
摘要:
Use of thermoplastic elastomers for improving the stability of polyolefins to ionizing radiation, and also a process for improving the stability of polyolefins, in which thermoplastic elastomers are admixed with the polyolefins.