Abstract:
A method of depolymerizing plastics using a fluorinated alumina catalyst is described herein. The method reduces the energy required for the depolymerization process while achieving improved depolymerization results.
Abstract:
A polypropylene composition comprising: A) from 30% to 90% by weight of a propylene polymer composition comprising: a1) from 20% to 90% of a propylene homopolymer, or a copoloymer of propylene containing 3% or less of derived units of ethylene or C 4 -C 10 α-olefin(s) or of combinations thereof, said homopolymer or copolymer having a content of isotactic pentads (mmmm), measured by 13 C NMR on the fraction insoluble in xylene at 25 °C, higher than 96; a2) from 10% to 80%, of a copolymer of ethylene containing from 40% to 70% of derived units of propylene or C 4 -C 10 α-olefin(s) or of combinations thereof; B) from 10% to 70% by weight of a multimodal ethylene copolymer wherein the comonomer is selected from the derived units of alpha olefins of formula CH 2 =CHT wherein T is a C 3 -C 10 alkyl group; having the following properties: i) density (with ISO 1183) comprised in the range from 0.850 to 0.935 g/cm 3 ; ii) total comonomer content ranging from 6% to 30% by weight; iii) content of 1-butene derived units ranging from 0 to 2% by weight; iv) Mw/Mn comprised from 4 to 20; v) intrinsic viscosity (decalin at 135°C as determined according to EN IS0 1628-312003) comprised between 1.0 and 4.0 dL/g, and C) from 0 to 50 % by weight; preferably from 0 to 20% of a filler.
Abstract:
The present disclosure refers to a process for the hydrodepolymerization of polymeric waste ma- terial at a hydrogen pressure from 20 to 500 bar employing a hydrocracking catalyst comprising a hydrogenating component which comprises at least one of Fe, Mo, W, Ti, Ni, Cr, V, Co, Zr and mixtures thereof supported on an inorganic carrier and comprising a depolymerizing component which is an acidic compound, and a process for the production of olefins using the product of the hydrodepolymerization process as feedstock.
Abstract:
A method of depolymerizing plastics using a halloysite catalyst is described herein. The method reduces the energy required for the depolymerization process while achieving improved depolymerization results.
Abstract:
A catalyst system obtainable by contacting: A) a metal complex of formula (I) B) an iron complex of the general formula (II) C) an alumoxane or a compound capable of forming an alkyl cation with complexes of formula (I) and (II); wherein the variable are described in the description.
Abstract:
Polyolefin compositions suitable for injection molded items e.g. for impact bumpers and car interiors comprising from 30% to 90% by weight of an heterophasic propylene polymer composition (A); and from 10% to 70% by weight of a multimodal ethylene/butene- 1 copolymer (B); having density from 0.850 to 0.935 g/cm 3 , total comonomer content from 6% to 30% by weight, Mw/Mn from 4 to 20; intrinsic viscosity in decalin at 135°C from 1.0 to 4.0 dL/g, and comprising an HDPE fraction (HDPE %wt) up to 30%wt; further comprising from 0 to 50 % by weight of a filler (C) and optionally, in amount up to 10% by weight with respect to the overall composition, an impact modifier masterbatch component D consisting of an ultra-soft heterophasic copolymer component.
Abstract:
Polyolefin compositions suitable for injection moulded items e.g. for impact bumpers and car interiors comprising from 30% to 90% by weight of an heterophasic propylene polymer composition (A); and from 10% to 70% by weight of a multimodal ethylene/C6-C12 alpha olefin copolymer (B); having density from 0.850 to 0.920 g/cm 3 , total comonomer content from 6% to 30% by weight, Mw/Mn from 4 to 20; intrinsic viscosity in decalin at 135°C from 1.0 to 4.0 dL/g, and comprising an HDPE fraction (HDPE %wt) up to 30%wt; further comprising up to 50 % by weight of a filler (C) and optionally, in amount up to 10% by weight with respect to the overall composition, an impact modifier masterbatch component (D) consisting of a ultra-soft heterophasic copolymer component.
Abstract:
The present disclosure refers to a process for the hydrodepolymerization of organic waste material employing a hydrocracking catalyst comprising a hydrogenating component which comprises at least one of Fe, Mo, W, Ti, Ni, Cr, V, Co, Zr and mixtures thereof supported on an inorganic carrier and comprising a depolymerization component which is an acidic compound, and a process for the production of olefins using the product of the hydrodepolymerization process as feedstock.