公开(公告)号：US20210317347A1

公开(公告)日：2021-10-14

申请号：US17261109

申请日：2019-07-15

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： ROBERTA MARCHINI ,  SILVIA GUERRA ,  STEFANO PASQUALI ,  ANKUR RASTOGI ,  STEFANO SPATARO

IPC: C09J123/20 ,  C09J5/06 ,  C09J11/08

Abstract: A polyolefin-based hot melt adhesive composition made from or containing: (A) 28-75 wt. % of a copolymer of butene-1 with Melt Flow Rate values, measured according to ISO 1133 (190° C., 2.16 kg), from 200 to 1500 g/10 min.; and (B) 25-72 wt. % of at least one additional component selected from the group consisting of waxes, resins, plasticizers, additional polymers and mixtures thereof, wherein the amounts of A) and B) are referred to the total weight of A)+B).

公开(公告)号：US20180346621A1

公开(公告)日：2018-12-06

申请号：US15574107

申请日：2016-05-24

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： ROBERTA MARCHINI ,  STEFANO SPATARO ,  STEFANO PASQUALI ,  GIANLUCA MUSACCHI

IPC: C08F210/08 ,  C08F210/06 ,  C09K3/10 ,  B29C47/00 ,  B29C47/02 ,  B65D41/04

CPC classification number: C08L23/142 ,  B29C47/0004 ,  B29C47/0876 ,  B29C47/30 ,  C08L23/20 ,  C08L2205/025 ,  C08L23/14

Abstract: The present disclosure provides a gasket for closures made from or containing a polyolefin composition (I) made from or containing A) from about 25 to about 62% by weight of a copolymer of butene-1 with ethylene having a copolymerized ethylene content of up to about 18% by mole and without a melting peak detectable at the DSC at the second heating scan; B) from about 38 to about 75% by weight of (i) a propylene homopolymer, or (ii) a propylene copolymer, or (iii) a mixture of two or more of (i) and (ii), having a melting temperature Tm, measured by DSC at the second heating scan, of from about 130° C. to about 165° C.; wherein the amounts of A) and B) are referred to the total weight of A)+B) and the DSC second heating scan is carried out with a heating rate of about 10° C. per minute.

公开(公告)号：US20220033543A1

公开(公告)日：2022-02-03

申请号：US17312570

申请日：2019-12-17

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： GIANLUCA MUSACCHI ,  ROBERTA MARCHINI ,  STEFANO SPATARO ,  STEFANO PASQUALI

IPC: C08F110/08 ,  C08K3/26 ,  D06N7/00

Abstract: A filled polyolefin composition made from or containing butene-1 copolymers having high melt flow and an inorganic filler. The compositions are useful for carpet backing.

公开(公告)号：US20210309892A1

公开(公告)日：2021-10-07

申请号：US17261100

申请日：2019-07-15

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： ROBERTA MARCHINI ,  SILVIA GUERRA ,  STEFANO PASQUALI ,  ANKUR RASTOGI ,  STEFANO SPATARO

IPC: C09J123/20

Abstract: A polyolefin-based hot melt adhesive composition made from or containing
(A) 25-75 wt. % of a copolymer of butene-1 with a Melt Flow Rate, measured according to ISO 1133 (190° C., 2.16 kg), higher than 1500; and (B) 75-25 wt. % of at least one additional component selected from the group consisting of waxes, resins, plasticizers, additional polymers and mixtures thereof, wherein the amounts of A) and B) are referred to the total weight of A)+B).

公开(公告)号：US20190112402A1

公开(公告)日：2019-04-18

申请号：US16087731

申请日：2017-03-23

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： ROBERTA MARCHINI ,  STEFANO SPATARO ,  STEFANO PASQUALI ,  GIANLUCA MUSACCHI

IPC: C08F210/16 ,  C08F210/02 ,  C08F210/08 ,  C08L23/20 ,  B65D53/06

Abstract: The present disclosure provides a polyolefin composition made from or containing: A) from about 60 to about 89% by weight based upon the total weight of the polyolefin composition of a copolymer of butene-1 with ethylene having a copolymerized ethylene content of up to about 18% by mole based upon the molar composition of the copolymer, and no melting peak detectable at the DSC at the second heating scan; and B) from about 11 to about 40% by weight based upon the total weight of the polyolefin composition of an ethylene polymer having density of from about 0.900 to about 0.970 g/cm3, measured according to ISO 1183 at 23° C.; wherein the amounts of A) and B) are referred to the total weight of A)+B) and the DSC second heating scan is carried out with a heating rate of 10° C. per minute. The composition is useful for preparing gaskets.

公开(公告)号：US20170335094A1

公开(公告)日：2017-11-23

申请号：US15536052

申请日：2015-11-17

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： ROBERTA MARCHINI ,  STEFANO SPATARO ,  STEFANO PASQUALI ,  GIANLUCA MUSACCHI

IPC: C08L23/20 ,  B65D41/04

CPC classification number: C08L23/20 ,  B65D41/0435 ,  C08L2205/02 ,  C08L23/14 ,  C08L23/12

Abstract: The present disclosure provides a polyolefin composition made from or containing: A) from about 63 to about 78% by weight of a copolymer of butene-1 with ethylene having a copolymerized ethylene content of up to about 18% by mole and no melting peak detectable at the DSC at the second heating scan; B) from about 22 to about 37% by weight of (i) a propylene homopolymer, or (ii) a propylene copolymer, or (iii) a mixture of two or more of (i) and (ii), having a melting temperature Tm, measured by DSC at the second heating scan, of from about 130° C. to about 165° C.; wherein (i) the amounts of A) and B) are referred to the total weight of A)+B) and (ii) having a melting enthalpy ΔHfus, measured by DSC at the second heating scan, of from 7 to 30 J/g.

公开(公告)号：US20170029670A1

公开(公告)日：2017-02-02

申请号：US15039263

申请日：2014-10-27

Applicant: BASELL POLIOLEFINE ITALIA S.R.L.

Inventor： STEFANO SPATARO ,  GIAMPAOLO PELLEGATTI ,  ROBERTA MARCHINI ,  STEFANO PASQUALI

IPC: C09J123/20

CPC classification number: C09J123/20 ,  C08L23/20 ,  C09J123/18

Abstract: The present disclosure generally relates to a hot melt adhesive polyolefin composition comprising a high melt flow, butene-1 copolymer suitable to be used as a glue in the paper and packaging industry, in furniture manufacturing, e.g. for edgebands, square edges and softforming, for paneling in high moisture environments, and as a glue in tufted or needle punched carpets.

Abstract translation: 本发明一般涉及一种热熔粘合剂聚烯烃组合物，其包含高熔体流动性，适合用作纸和包装工业中的胶水的丁烯-1共聚物，例如在家具制造中。 用于边缘带，方边和软成型，用于在高湿度环境中镶嵌，以及作为簇绒或针刺地毯中的胶水。