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公开(公告)号：US10576720B2
公开(公告)日：2020-03-03
申请号：US15750778
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: B32B27/32 , C08J5/18 , B32B27/08 , C08L23/14 , B32B27/18 , B32B7/04 , C08F210/06 , C08F210/16
Abstract: A film made from or containing a polyolefin composition made from or containing: A) from about 19 wt % to about 50 wt %, based upon the total weight of the polyolefin composition, of a propylene ethylene copolymer having an ethylene derived units content ranging from about 1.5 wt % to about 6.0 wt %, based upon the total weight of the propylene ethylene copolymer; and B) from about 50 wt % to about 81 wt %, based upon the total weight of the polyolefin composition, of a propylene ethylene 1-butene terpolymer having an ethylene derived units content ranging from about 1.5 wt % to about 6.0 wt %, based upon the total weight of the propylene ethylene 1-butene terpolymer, and 1-butene derived units content of between about 4.8 wt % and about 12.4 wt %, based upon the total weight of the propylene ethylene 1-butene terpolymer; the sum of the amount of component A) and B) being 100.
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公开(公告)号：US11951721B2
公开(公告)日：2024-04-09
申请号：US17311076
申请日：2019-11-18
Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
Inventor： Andrea Felisati , Marco Izzi , Paola Massari
IPC: B32B27/32 , B32B27/08 , C08K5/1575 , C08L23/12 , C08L23/14
CPC classification number: B32B27/32 , B32B27/08 , C08K5/1575 , C08L23/12 , C08L23/142 , B32B2250/03 , B32B2250/242 , B32B2270/00 , B32B2307/308 , B32B2307/518 , C08L2205/02
Abstract: A BOPP multilayer film having at least three layers made from or containing a nucleated propylene polymer composition having:
A) from 77 wt % to 91 wt %, of a propylene homopolymer having a fraction insoluble in xylene at 25° C. higher than 95%;
B) from 9 wt % to 23 wt %, of a copolymer of propylene with from 28.0 wt % to 42.0 wt % of ethylene derived units; and
C) a nucleating agent selected from aromatic or aliphatic carboxylic acids, aromatic metal phosphates, sorbitol derivatives and talc,
wherein the composition has an intrinsic viscosity (IV) of the fraction soluble in xylene at 25° C. between 1.0 dl/g and 1.9 dl/g, a fraction soluble (Xs) in xylene at 25° C. between 9.0 wt % and 21.0 wt %, a total melt flow rate (MFR) 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)
higher than 5.9.-
公开(公告)号：US20240093014A1
公开(公告)日：2024-03-21
申请号：US18272409
申请日：2021-12-02
Applicant: Basell Poliolefine Italia S.r.l.
Inventor： Paola Massari , Andrea Felisati , Claudio Cavalieri , Monica Galvan , Michele Grazzi
CPC classification number: C08L23/142 , B32B27/08 , B32B27/32 , C08J5/18 , B32B2250/02 , B32B2250/242 , B32B2270/00 , B32B2307/518 , B32B2307/546 , B32B2553/00 , C08J2323/14 , C08J2423/20 , C08L2203/16 , C08L2205/025
Abstract: A polymer composition made from or containing:
A) from 70 wt % to 95 wt % of a propylene polymer composition made from or containing:
A1) from 15 wt % to 35 wt % of a propylene 1-butene copolymer; and
A2) from 65 wt % to 85 wt % of a propylene ethylene 1-butene terpolymer; and
B) from 5.0 wt % to 30.0 wt % of a copolymer of 1-butene and ethylene containing from 3.0 wt % to 4.2 wt % of ethylene derived units, based upon the total weight of the copolymer of 1-butene and ethylene, wherein the sum of the amounts of A) and B) being 100 wt %.-
公开(公告)号：US11376829B2
公开(公告)日：2022-07-05
申请号：US16971609
申请日：2019-02-13
Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
Inventor： Paola Massari , Andrea Felisati , Marco Izzi , Claudio Cavalieri , Davide Tartari , Isabella Maria Vittoria Camurati , Tiziana Caputo
Abstract: A multilayer film made from or containing a core layer made from or containing a polypropylene composition made from or containing:
A) from 90 wt % to 50 wt %; of a propylene homopolymer; and
B) from 10 wt % to 50 wt %; of a propylene ethylene copolymer having: i) xylene soluble fraction at 25° C. ranging from 14 wt % to 27 wt %; ii) intrinsic viscosity of the fraction soluble in xylene at 25° C. ranging from 1.0 to 2.4 dl/g; iii) melt flow rate ranging from 1.0 g/10 min to 4.0 g/10 min; iv) an ethylene content ranging from 5.0 wt % to 12.0 wt %; v) the ethylene derived units content on the fraction insoluble in xylene at 25° C. ranging from 2.5 wt % to 6.0 wt %; vi) the ethylene derived units content on the fraction soluble in xylene at 25° C. ranging from 15.2. wt % to 30.2 wt %, the sum of A) and B) being 100 wt %.-
公开(公告)号：US10759933B2
公开(公告)日：2020-09-01
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
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.
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Patent Agency Ranking
公开(公告)号：US20240124693A1
公开(公告)日：2024-04-18
申请号：US18265343
申请日：2021-11-25
Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
Inventor： Paola Massari , Andrea Felisati , Claudio Cavalieri , Monica Galvan , Michele Grazzi
CPC classification number: C08L23/10 , C08J5/18 , C08J2323/16 , C08J2423/18 , C08L2203/162
Abstract: A polymer composition made from or containing:
A) from 70 wt % to 95 wt % of a propylene polymer composition made from or containing
A1) from 19 wt % to 50 wt % of a propylene ethylene copolymer;
A2) from 50 wt % to 81 wt % of a propylene ethylene 1-butene terpolymer;
wherein the sum of the amount of component A1) and A2) being 100 and
the propylene polymer composition A) having a xylene soluble fraction at 25° C. between 2 wt % and 15 wt %; and
B) from 5.0 wt % to 30.0 wt % of a copolymer of 1-butene and ethylene containing from 3.0 wt % to 4.2 wt % of ethylene derived units.-
公开(公告)号：US11613637B2
公开(公告)日：2023-03-28
申请号：US16647652
申请日：2018-08-30
Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
Inventor： Paola Massari , Andrea Felisati , Marco Izzi , Paolo Bassi , Caroline Cathelin , Michele Grazzi , Claudio Cavalieri
Abstract: A multilayer film made from or containing at least one core layer made from or containing a polypropylene composition made from or containing: A) from 95 wt % to 60 wt %; of a propylene homopolymer having a fraction insoluble in xylene at 25° C. greater than 90 wt %, based upon the total weight of the propylene homopolymer; and B) from 5 wt % to 40 wt %; of an heterophasic propylene ethylene copolymer, the sum of the amounts of A) and B) being 100.
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公开(公告)号：US11028259B2
公开(公告)日：2021-06-08
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
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：US11407867B2
公开(公告)日：2022-08-09
申请号：US16758763
申请日：2018-10-31
Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
Inventor： Paola Massari , Andrea Felisati , Marco Izzi , Paolo Bassi , Claudio Cavalieri
IPC: C08F210/14 , B65B53/02 , C08J5/18 , C08F210/16 , B29C61/02 , B29C65/00
Abstract: A heat-shrinkable label made from or containing a terpolymer film containing propylene, ethylene and 1-hexene, wherein the terpolymer has: (i) a content of ethylene derived units ranging from 0.5 wt % to 5.0 wt %, (ii) a content of 1-hexene derived units ranging from 1.0 wt % to 6.0 wt %, (iii) a melt flow rate (MFR) (ISO 1133 230° C., 2.16 kg) ranging from 0.5 to 20 g/10 min, and (iv) a polydispersity index (P.I.) ranging from 2.0 to 7.0.
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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.
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