公开(公告)号：US10577492B2

公开(公告)日：2020-03-03

申请号：US15750772

申请日：2016-07-19

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： Andrea Felisati ,  Angelo Ferraro ,  Paola Massari ,  Marco Ciarafoni ,  Claudio Cavalieri ,  Roberto Pantaleoni

IPC: C08L23/14 ,  B32B27/08 ,  B32B27/32 ,  B32B7/04 ,  B32B27/16 ,  C08J5/18 ,  C08L23/16 ,  C08F210/06 ,  C08F4/649 ,  C08F4/642 ,  B29C55/12 ,  B29C48/08

Abstract: 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; 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 % and 6.0 wt % and 1-butene derived units content of between 4.8 wt % and 12.4 wt %; wherein the ratio C2 wt %/C4 wt % is between 0.22 and 3.0, where C2 wt % is the weight percent of ethylene derived units and C4 wt % is the weight percent of 1-butene derived units; the content of xylene soluble fraction at 25° C. is between 2 and 15 wt %; molecular weight distribution (MWD), expressed in terms of Mw/Mn, greater than 4.0; recoverable compliance at 200° C. having a maximum value between 800 and 1200 seconds, lower than 65×10−5 Pa−1.

公开(公告)号：US10557028B2

公开(公告)日：2020-02-11

申请号：US16463097

申请日：2017-11-06

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： Thomas Mecklenburg ,  Klaus Klemm ,  Erik Hans Licht ,  Juergen Rohrmann ,  Paola Massari ,  Mara Destro ,  Marco Ciarafoni

IPC: C08L23/20 ,  B29C45/00 ,  B29K23/00 ,  B29L31/30 ,  B29L31/34

Abstract: A polyolefin composition made from or containing: (A) from 97.0 to 45.0 wt % of a propylene-1-hexene random copolymer, (B) from 2.0 to 50.0 wt % of fibers, and (Q) from 0.3 wt % to 5.0 wt % of a compatibilizer, the sum (A)+(B)+(Q) being 100, wherein (i) the copolymer has a content of 1-hexene derived units ranging from 0.6 wt % to 3.0 wt % with respect to the copolymer, (ii) the copolymer has the melt flow rate (MFR) measured according to the method ISO 1133 (230° C., 2.16 kg) ranging from 0.2 up to 40 g/10 min, (iii) the fibers are selected from the group consisting of glass fibers, carbon fibers, metal fibers, mineral fibers, ceramic fibers, and polymer fibers.

公开(公告)号：US20200032041A1

公开(公告)日：2020-01-30

申请号：US16495289

申请日：2018-03-23

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： GABRIELE MEI ,  ANTONIO MAZZUCCO ,  TIZIANA CAPUTO ,  ENRICO BALESTRA ,  DAVIDE TARTARI ,  GILBERTO MOSCARDI

IPC: C08L23/12 ,  C08L23/06

Abstract: A propylene ethylene copolymer having: (i) an ethylene derived units content (C2) ranging from 2.0 wt % to 11.0 wt %, based upon the total weight of the copolymer; (ii)) a fraction soluble in xylene (Xs) at 25° C. (Xs) ranging from 7.1 wt % to 28.5 wt %, based upon the total weight of the copolymer; (iii) an intrinsic viscosity of the fraction soluble in xylene at 25° C. ranging from 3.2 dl/g to 5.6 dl/g; (iv) a melting point (Tm) higher than 140.0° C. and fulfilling the relation (I): Tm>155−1.4×C2   (I); and (v) a flexural modulus (TM) higher than 500 MPa and fulfilling the relation (II) TM>1900−285×C2+50×Xs   (II).

公开(公告)号：US20190338113A1

公开(公告)日：2019-11-07

申请号：US16338904

申请日：2017-09-22

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： MONICA GALVAN ,  CLAUDIO CAVALIERI ,  FRANCESCA TISI ,  GIAMPAOLO PELLEGATTI ,  THOMAS BOEHM

IPC: C08L23/20 ,  C08L23/04 ,  C08L23/10

Abstract: A polyolefin composition made from or containing:A) from 85.0 wt % to 99.5 wt % of a propylene 1-hexene copolymer, based upon the weight of the polyolefin composition and B) from 0.5 wt % to 15.0 wt % of a propylene, ethylene copolymer composition, based upon the weight of the polyolefin composition, made from or containing: b1) from 12 wt % to 52 wt % of a propylene homopolymer or a propylene/ethylene copolymer, based upon the weight of the propylene, ethylene copolymer composition and b2) from 48 wt % to 88 wt % of a propylene ethylene copolymer, based upon the weight of the propylene, ethylene copolymer composition, having a content of ethylene derived units ranging from 15.0 wt % to 42.0 wt %; wherein the polyolefin composition has a melt flow rate (230° C./5 kg. ISO 1133) ranging from 0.2 g/10 min to 4.0 g/10 min; the sum A+B being 100 and the sum b1+b2 being 100.

公开(公告)号：US20190322850A1

公开(公告)日：2019-10-24

申请号：US16341584

申请日：2017-10-05

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： PAOLA MASSARI ,  ANDREA FELISATI ,  MARCO IZZI ,  CLAUDIO CAVALIERI ,  MARCO CIARAFONI ,  SILVIA GUERRA ,  ROBERTO PANTALEONI ,  FEDERICA MALIZIA

IPC: C08L23/12 ,  C08L23/14 ,  C08K5/1575 ,  C08K5/098 ,  C08K5/00 ,  C08K5/56

Abstract: A nucleated propylene polymer composition made from or containing: A) a propylene homopolymer; B) a copolymer of propylene with ethylene derived units; the nucleated composition having a fraction soluble in xylene at 25° C. between 9.0 and 21.0 wt %, an intrinsic viscosity of the fraction soluble in xylene at 25° C. between 1.0 and 1.9 dl/g, a total melt flow rate between 1.5 and 5 g/10 min and the value of the relation (I): 22.5+0.2*MFR−1.2*Xs+0.2*IV  (I) is higher than 5.9; wherein MFR is the melt flow rate of the nucleated composition; IV is the intrinsic viscosity of the fraction soluble in xylene at 25° C.; and Xs is the fraction soluble in xylene at 25° C., the amount of A+B is equal to 100 wt %, and the nucleating agent is selected from the group consisting of aromatic or aliphatic carboxylic acids, aromatic metal phosphates, sorbitol derivatives and talc.

公开(公告)号：US20190276566A1

公开(公告)日：2019-09-12

申请号：US16347124

申请日：2017-11-02

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： PIETRO BAITA ,  MASSIMO COVEZZI ,  MARIA DI DIEGO ,  LORELLA MARTURANO ,  ANTONIO MAZZUCCO ,  GABRIELE MEI ,  ROBERTA PICA

IPC: C08F10/02

Abstract: A gas-phase process for the homopolymerization or copolymerization of olefins carried out in the presence of a catalyst system formed by a contacting, in a liquid hydrocarbon and in the presence of hydrogen, (a) a solid catalyst component comprising Ti, Mg, and Cl, and optionally an internal electron donor compound, (b) an aluminum alkyl compound and optionally (c) an external donor compound.

公开(公告)号：US20190160795A1

公开(公告)日：2019-05-30

申请号：US16301799

申请日：2017-05-09

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： MONICA GALVAN ,  GIANNI PERDOMI ,  CLAUDIO CAVALIERI

IPC: B32B27/08 ,  B32B27/30

Abstract: The disclosure provides a multilayer blown film for stretch hood made from or containing a layer made from or containing a first polyolefin composition made from or containing from 20 wt % to 80 wt %, based upon the total weight of the first polyolefin composition, of Component A) and from 20 wt % to 80 wt %, based upon the total weight of the first polyolefin composition, of Component B); wherein Component A) is an ethylene copolymer and Component B) is a polyolefin composition made from or containing: (i) 5-35% by weight, based upon the total weight of Component B, of a propylene homopolymer or a propylene ethylene copolymer (ii) 20-50% by weight, based upon the total weight of Component B, of a copolymer of ethylene and a C3-C8 alpha-olefin; and (iii) 30-60% by weight, based upon the total weight of Component B, of a copolymer of ethylene and propylene.

公开(公告)号：US10221261B2

公开(公告)日：2019-03-05

申请号：US14346648

申请日：2012-09-17

Applicant: Basell Poliolefine Italia S.r.l.

Inventor： Monica Galvan ,  Roberto Pantaleoni ,  Ofelia Fusco ,  Benedetta Gaddi ,  Andreas Neumann ,  Antonio Mazzucco ,  Gianni Collina ,  Gabriella Sartori

IPC: C08F210/06 ,  C08F10/06 ,  C08J5/18 ,  B01J31/02

Abstract: A process for the preparation of high purity propylene polymers carried out in the presence of a catalyst comprising the product obtained by contacting:(a) a solid catalyst component comprising Mg, Ti and at least a first internal electron donor compound (1ID) selected among the succinates and a second internal electron donor compound (2ID) selected among the 1,3-diethers, wherein the molar ratio of first internal donor over second internal donor 1ID:2ID is comprised between 4:6 and 9:1, with (b) an organo-aluminum compound, and optionally with (c) an external electron donor compound, said process being carried out at a temperature equal or higher than 78° C. and by employing a molar ratio of organo-aluminum compound over solid catalyst component (b):(a) of lower than 5.

公开(公告)号：US20190055333A1

公开(公告)日：2019-02-21

申请号：US15768875

申请日：2016-10-22

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： PAOLA MASSARI ,  CAROLINE CATHELIN ,  GIAMPIERO MORINI ,  FABRIZIO PIEMONTESI ,  GIANNI VITALE ,  MARCO CIARAFONI ,  CLAUDIO CAVALIERI ,  ROBERTO PANTALEONI ,  MICHELE GRAZZI

IPC: C08F210/06 ,  C08L23/16 ,  C08L23/12 ,  C08F4/657 ,  C08F4/659 ,  C08F2/00

Abstract: A polypropylene composition made from or containing: A) from 50 wt % to 90 wt %; of a propylene homopolymer; B) from 10 wt % to 50 wt %; of a copolymer of propylene having from 30.0 wt % to 70.0 wt %, of ethylene derived units, based upon the total weight of the copolymer; the sum of the amount of component A) and B) being 100; the polypropylene composition having: i) an intrinsic viscosity of the fraction soluble in xylene at 25° C. between 2.2 to 4.0 dl/g; ii) a MFR L (Melt Flow Rate according to ISO 1133, condition L, at 230° C. and 2.16 kg load) from 0.5 to 100 g/10 min; iii) a xylene soluble fraction ranging from 20 wt % to 50 wt %, based upon the total weight of the polypropylene composition; wherein the polypropylene composition being obtained by a polymerization process wherein the catalyst system contains bismuth.

公开(公告)号：US20190023885A1

公开(公告)日：2019-01-24

申请号：US16064900

申请日：2016-11-28

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： ANTONIO MAZZUCCO ,  GABRIELE MEI ,  TIZIANA CAPUTO ,  ROBERTO PANTALEONI ,  ENRICO BALESTRA ,  MARIA DI DIEGO ,  MARA DESTRO ,  RICCARDO RINALDI

IPC: C08L23/12

Abstract: A process for the preparation of polyolefins carried out in the presence of an antistatic composition made from or containing:a) a compound of formula R—OH wherein R represents hydrogen or a linear or branched, saturated alkyl group having from 1 to 15 carbon atoms; and b) an oligomeric or polymeric organic compound having one or more terminal hydroxyl groups and a viscosity at 40° C. of at least about 20 mm2/sec (DIN 51562).