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公开(公告)号：WO2022128794A1
公开(公告)日：2022-06-23
申请号：PCT/EP2021/085208
申请日：2021-12-10
Applicant: BASELL POLIOLEFINE ITALIA S.R.L.
Inventor： FIORAVANTI, Riccardo , DESTRO, Mara , MUSACCHI, Gianluca
IPC: C08F210/08 , C08L23/14
Abstract: The present disclosure relates to a polyolefin composition having high transparency, comprising: A) a propylene polymer, or a heterophasic polyolefin composition comprising said propylene polymer and an ethylene copolymer; B) from 0.01% to 2% by weight of a butene- 1 polymer; and C) a clarifying agent; wherein the amounts of C) are referred to the total weight of A) + B) + C).
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公开(公告)号：EP4296306A1
公开(公告)日：2023-12-27
申请号：EP22180369.5
申请日：2022-06-22
Applicant: Basell Poliolefine Italia S.r.l.
Inventor： FIORAVANTI, Riccardo , Destro, Mara
IPC: C08K5/1575
Abstract: A process for preparing an article containing at least 50 wt% of a recycled polypropylene composition, based on the total weight of the article, comprising:
a) providing a recycled polypropylene composition being a post industrial polypropylene composition comprising a propylene based polymer and a clarifying agent;
b) melting the post industrial polypropylene composition a) and
c) recover the final article;
wherein the clarifying agent is 1,2,3-trideoxy-4,6:5,7-bis-0[(4- propylphenyl)methylene] -nonitol and with the proviso that no further nucleating agent are added to the composition.-
公开(公告)号：EP4357413A1
公开(公告)日：2024-04-24
申请号：EP22202295.6
申请日：2022-10-18
Applicant: Basell Poliolefine Italia S.r.l.
Inventor： DESTRO, Mara , FIORAVANTI, Riccardo
IPC: C08L23/12
CPC classification number: C08L23/12 , C08L2203/1620130101 , C08L2205/0320130101 , C08L2207/2020130101
Abstract: A process for lowering the melt flow rate of a recycled polymer composition comprising at least 50 wt% of a recycled polypropylene composition and comprising at least 5 wt% of a polar polymer comprising:
a) providing a recycled polymer composition;
b) adding to the composition from 2 wt% to 10 wt% based on the weight of the total composition an ethylene-alfa-olefin copolymer or ethylene-alfa-olefin terpolymer grafted with maleic anhydride.
c) melting the composition comprising component a) and b) and
d) recover the final polymer.-
公开(公告)号：EP4357412A1
公开(公告)日：2024-04-24
申请号：EP22202283.2
申请日：2022-10-18
Applicant: Basell Poliolefine Italia S.r.l.
Inventor： DESTRO, Mara , FIORAVANTI, Riccardo
IPC: C08L23/12
CPC classification number: C08L23/12 , C08L2203/1620130101 , C08L2205/0320130101 , C08L2205/0820130101 , C08L2207/2020130101 , C08L2666/0420130101
Abstract: A process for lowering the melt flow rate of a recycled polymer composition comprising at least 50 wt% of a recycled polypropylene composition and comprising at least 5 wt% of a polar polymer comprising:
a) providing a recycled polymer composition;
b) adding to the composition from 2 wt% to 10 wt% based on the weight of the total composition of a propylene homopolymer grafted with maleic anhydride (g-MAH);
c) melting the composition comprising component a) and b) and
d) recover the final polymer.-
公开(公告)号：EP4263637A1
公开(公告)日：2023-10-25
申请号：EP21835272.2
申请日：2021-12-10
Applicant: Basell Poliolefine Italia S.r.l.
Inventor： FIORAVANTI, Riccardo , DESTRO, Mara , MUSACCHI, Gianluca
IPC: C08F210/08 , C08L23/14
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Patent Agency Ranking
公开(公告)号：EP4296307A1
公开(公告)日：2023-12-27
申请号：EP22180368.7
申请日：2022-06-22
Applicant: Basell Poliolefine Italia S.r.l.
Inventor： FIORAVANTI, Riccardo , Destro, Mara
IPC: C08K5/20
Abstract: A process for preparing an article containing at least 50 wt% of a recycled polypropylene composition, based on the total weight of the article, comprising:
a) providing a recycled polypropylene composition being a post industrial polypropylene composition comprising a propylene based polymer and a clarifying agent;
b) melting the post industrial polypropylene composition a) and
c) recover the final article;
wherein the clarifying agent is 1 ,3,5-tris- [2,2-dimethylpropionylamino]benzene and with the proviso that no further nucleating agent are added to the composition.-
公开(公告)号：EP4296305A1
公开(公告)日：2023-12-27
申请号：EP22180367.9
申请日：2022-06-22
Applicant: Basell Poliolefine Italia S.r.l.
Inventor： FIORAVANTI, Riccardo , Destro, Mara
IPC: C08K5/1575
Abstract: A process for preparing an article containing at least 50 wt% of a recycled polypropylene composition, based on the total weight of the article, comprising:
a) providing a recycled polypropylene composition being a post industrial polypropylene composition comprising a propylene based polymer and a clarifying agent;
b) melting the post industrial polypropylene composition a) and
c) recover the final article;
wherein the clarifying agent is Bis(3,4-dimethyl-dibenzylidene sorbitol) (DMDBS) and with the proviso that no further nucleating agent are added to the composition.-
公开(公告)号：EP4536748A1
公开(公告)日：2025-04-16
申请号：EP23728784.2
申请日：2023-05-29
Applicant: Basell Poliolefine Italia S.r.l.
Inventor： TISI, Francesca , DESTRO, Mara , FIORAVANTI, Riccardo , DE CAPUA, Alberta
IPC: C08L23/04
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公开(公告)号：EP4536747A1
公开(公告)日：2025-04-16
申请号：EP23724891.9
申请日：2023-05-24
Applicant: Basell Poliolefine Italia S.r.l.
Inventor： TISI, Francesca , FIORAVANTI, Riccardo
IPC: C08L23/04
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公开(公告)号：EP4331800A1
公开(公告)日：2024-03-06
申请号：EP22192848.4
申请日：2022-08-30
Applicant: Basell Poliolefine Italia S.r.l.
Inventor： Destro, Mara , FIORAVANTI, Riccardo
Abstract: A process for preparing an article containing at least 30 wt% of a recycled polypropylene composition, based on the total weight of the article comprising:
a) providing a recycled polypropylene composition comprising an additive package and a propylene based polymer being a Post-Industrial Resin (PIR) or Post-Consumer Resin (PCR);
b) melting the recycled polypropylene composition a) and
c) recover the final article;
wherein the additive package comprises at least one antioxidant and vitamin E.
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