公开(公告)号：US20220298272A1

公开(公告)日：2022-09-22

申请号：US17642460

申请日：2020-08-27

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： FABRIZIO PIEMONTESI ,  ALESSANDRO MIGNOGNA ,  DARIO LIGUORI ,  GIAMPIERO MORINI ,  TIZIANO DALL'OCCO ,  GIANNI VITALE

IPC: C08F4/654 ,  C08F10/06

Abstract: A solid catalyst component for the polymerization of olefins made from or containing a magnesium halide, a titanium compound having at least a Ti-halogen bond, a first electron donor compound selected from 1,3 diethers (DE), and a second electron donor compound selected from dicarbamates (DC), wherein the first and second electron donor compounds are present in a molar ratio DE:DC ranging from 4.5:1 to 20:1.

公开(公告)号：US20200231723A1

公开(公告)日：2020-07-23

申请号：US16632175

申请日：2018-07-03

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： PAOLA MASSARI ,  CAROLINE CATHELIN ,  CLAUDIO CAVALIERI ,  MARCO CIARAFONI ,  ROBERTO PANTALEONI ,  GIAMPIERO MORINI ,  GIANNI VITALE ,  FABRIZIO PIEMONTESI ,  GIANNI COLLINA ,  BENEDETTA GADDI

IPC: C08F210/06 ,  C08J5/18

Abstract: A propylene 1-hexene copolymer containing from 5.7 to 7.7% by weight of 1-hexene derived units, based upon the total weight of the propylene 1-hexene copolymer, having:a) a solubility in xylene at 25° C. ranging from 7.0 wt % to 15.0 wt %, based upon the total weight of the propylene 1-hexene copolymer; b) a melting temperature, measured by DSC ranging from 143.0° C. to 148.0° C.; c) a Melt Flow Rate (MFR, measured according to ASTM D 1238, 230° C./2.16 kg) from 3.5 to 8.0 g/10 min.; and d) a content of 1-hexene derived units in the fraction soluble in xylene at 25° C. ranging from 13.5 wt % to 18.5 wt %, based upon the total weight of the soluble fraction.

公开(公告)号：US20180223084A1

公开(公告)日：2018-08-09

申请号：US15750799

申请日：2016-07-19

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： PAOLA MASSARI ,  CAROLINE CATHELIN ,  CLAUDIO CAVALIERI ,  MARCO CIARAFONI ,  ANDREA FELISATI ,  ANGELO FERRARO ,  GIAMPIERO MORINI ,  FABRIZIO PIEMONTESI ,  GIANNI VITALE

IPC: C08L23/14 ,  B32B27/08 ,  B32B27/32

CPC classification number: C08L23/142 ,  B32B27/08 ,  B32B27/32 ,  B32B2250/242 ,  B32B2250/40 ,  B32B2307/412 ,  B32B2307/414 ,  B32B2307/548 ,  B32B2307/732 ,  B32B2307/75 ,  C08L23/14 ,  C08L2201/10 ,  C08L2203/162 ,  C08L2205/025 ,  C08L2308/00 ,  C08F210/06 ,  C08F2/001 ,  C08F4/6492 ,  C08F4/6574

Abstract: A multilayer film made from or containing a skin layer made from or containing a polyolefin composition made from or containing:A) from 19 wt % to 50 wt % of a propylene ethylene copolymer having an ethylene derived units content ranging from 1.5 wt % to 6.0 wt % and B) from 50 wt % to 81 wt % of a propylene ethylene 1-butene terpolymer having an ethylene derived units content ranging from 1.5 wt % to 6.0 wt % and 1-butene derived units content of between 4.8 wt % to 12.4 wt %; the sum of the amount of component A) and B) being 100; the composition being characterized by the following features: molecular weight distribution (MWD), expressed in terms of Mw/Mn, greater than 4.0; the creep and recovery curve measured on the polymer fuse at 200° C. shows a maximum value between 600 and 1200 seconds, lower than 53×10−5 1/Pa.

公开(公告)号：US20170066855A1

公开(公告)日：2017-03-09

申请号：US15309138

申请日：2015-04-28

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： PAOLA MASSARI ,  FABRIZIO PIEMONTESI ,  GIANNI VITALE ,  CAROLINE CATHELIN ,  GIAMPIERO MORINI ,  MARCO CIARAFONI ,  CLAUDIO CAVALIERI ,  TIZIANA CAPUTO

IPC: C08F210/06 ,  C08J5/18

CPC classification number: C08F210/06 ,  C08F210/02 ,  C08F2800/20 ,  C08J5/18 ,  C08J2323/14 ,  C08F210/16 ,  C08F2500/04 ,  C08F2500/12 ,  C08F2500/26 ,  C08F10/00 ,  C08F4/6492 ,  C08F4/6574

Abstract: The present disclosure relates to a propylene ethylene copolymer comprising: an ethylene content of between 1.8 and 10.0% by weight; a molecular weight distribution (MWD), expressed in terms of Mw/Mn, greater than 4.0; a content of xylene soluble fraction (XS) and ethylene content (C2) that fulfills the following relationship: XS

Abstract translation: 一种丙烯乙烯共聚物，其特征在于以下特征：乙烯含量在1.8至10.0重量％之间; 分子量分布（MWD），以Mw / Mn表示，大于4.0; 二甲苯可溶成分（XS）和乙烯含量（C2）的含量满足下列关系：XS <（C2x2.1）-2.4其中：XS​​ =在25℃下可溶于二甲苯的馏分的重量％ C2 =通过NMR确定的共聚物中乙烯单元的重量％。

公开(公告)号：US20160304642A1

公开(公告)日：2016-10-20

申请号：US15031913

申请日：2014-10-21

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： BENEDETTA GADDI ,  MARCO BOCCHINO ,  GIANNI COLLINA ,  OFELIA FUSCO ,  SIMONA GUIDOTTI ,  ANTONIO MAZZUCCO ,  ROBERTO PANTALEONI ,  FABRIZIO PIEMONTESI

IPC: C08F210/02 ,  C08J9/00

CPC classification number: C08F210/02 ,  C08F10/06 ,  C08J9/0052 ,  C08J9/0066 ,  C08F210/06 ,  C08F210/16 ,  C08F2500/12 ,  C08F2500/18 ,  C08F2500/24 ,  C08F4/6492 ,  C08F4/651 ,  C08F2/001 ,  C08F4/6545

Abstract: The present disclosure relates to a process for the preparation of a porous propylene carried out in the presence of a catalyst system comprising (a) a Ziegler-Natta catalyst containing at least two electron donor compounds, one of which is present in an amount from 50 to 90% by mol with respect to the total amount of donors and selected from succinates, and the other being selected from 1,3 diethers, (b) an aluminum alkyl and comprising the following steps: i) contacting the catalyst components (a) and (b) for a period of time ranging from 1 to 60 minutes, at a temperature ranging from 35 to 55° C.; optionally, ii) pre-polymerizing with one or more olefins of formula CH2═CHR, where R is H or a C1-C10 hydrocarbon group, up to forming amounts of polymer from about 0.1 up to about 1000 g per gram of solid catalyst component (a); and iii) polymerizing propylene in the optional presence of minor amounts of ethylene and/or C4-C10 alpha olefins for producing the porous propylene (co)polymer.