公开(公告)号：US11584847B2

公开(公告)日：2023-02-21

申请号：US16956196

申请日：2018-12-18

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Patrick Elisabeth Luc Voets ,  Henrica Norberta Alberta Maria Steenbakkers-Menting ,  Martin Alexander Zuideveld ,  Akhlaq A. Moman ,  Waltraud Voigtlander

IPC: C08L23/12 ,  C08F10/06 ,  C09J7/24 ,  C08F4/02

Abstract: The invention relates to a polypropylene composition comprising a propylene homopolymer or propylene-ethylene copolymer having an ethylene content of at most 1.0 wt % based on the propylene-ethylene copolymer, wherein the amount of propylene homopolymer or propylene-ethylene copolymer is at least 98 wt %, for example at least 98.5 wt %, preferably at least 99 wt %, more preferably at least 99.5, for example at least 99.75 wt % based on the polypropylene composition, wherein the polypropylene composition has a melt flow rate in the range of 0.70 to 2.4 dg/min as measured according to IS01 133 (2.16 kg/230° C.), an Mw/Mn in the range from 7.0 to 13.0, wherein Mw stands for the weight average molecular weight and Mn stands for the number average weight, an Mz/Mn is in the range from 20 to 50, wherein Mz stands for the z-average molecular weight and wherein Mw, Mn and Mz are measured according to ASTM D6474-12.

公开(公告)号：US20180037774A1

公开(公告)日：2018-02-08

申请号：US15535324

申请日：2015-12-02

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Salaheldin M A. Habibi ,  Akhlaq A. Moman ,  Abdullah Shamroukh Al-Otaibi

IPC: C09J7/00 ,  B65D81/34 ,  B65D75/00 ,  C08J5/18 ,  C08F210/16

CPC classification number: C09J7/00 ,  B65D75/006 ,  B65D81/34 ,  C08F210/16 ,  C08J5/18 ,  C08J2323/08 ,  C09J123/0815 ,  C09J2423/04 ,  C08F4/6565 ,  C08F4/651 ,  C08F4/025 ,  C08F4/6546 ,  C08F210/08 ,  C08F2500/12 ,  C08F2500/26 ,  C08F2500/08

Abstract: The present invention relates to a film comprising linear low-density polyethylene having a hexane extractables content as measured according to ASTM D-5227:95 of less than 2.5 wt % and a film RMS roughness measured by AFM according to point 4.2.2 ISO 4287:1997 of lower than 40 nm and/or an average roughness measured according to point 4.2.1 of ISO 4287:1997, of lower than 30 nm and a melt index (MI) measured according to ASTM D1238 at a temperature of 190° C. and a load of 2.16 kg of higher than 1.0 g/10 min.

公开(公告)号：US20170327606A1

公开(公告)日：2017-11-16

申请号：US15535312

申请日：2015-12-02

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Salaheldin M A. Habibi ,  Akhlaq A. Moman ,  Abdullah Shamroukh Al-Otaibi

IPC: C08F10/02 ,  C08F4/76 ,  F16L9/12 ,  C08K3/04

CPC classification number: C08F10/02 ,  A01G25/02 ,  C08F4/76 ,  C08F2500/01 ,  C08F2500/04 ,  C08K3/04 ,  C08L2203/18 ,  C08L2207/06 ,  C08L2314/02 ,  F16L9/12 ,  C08F210/16 ,  C08F4/6565 ,  C08F4/651 ,  C08F210/08 ,  C08F2500/08 ,  C08F2500/12 ,  C08F2500/18 ,  C08F4/6586 ,  C08L23/04

Abstract: A pipe including polyethylene produced in the presence of a solid catalyst and a co-catalyst, wherein the solid catalyst is prepared by the steps of: (a) contacting a dehydrated support having hydroxyl groups with a compound of formula MgR1R2; (b) contacting the product of step (a) with modifying compounds (A), (B) and (C), wherein: (A) is carboxylic acid, carboxylic acid ester, ketone, acyl halide, aldehyde or alcohol; (B) is of formula R11f(R12O)gSiXh wherein f, g and h 0 to 4 and the sum of f, g and h=4 provided that when h=4 then compound (A) is not an alcohol; (C) is a compound of formula (R13O)4M, wherein M is a titanium atom, a zirconium atom or a vanadium atom; and (c) contacting the product of step (b) with a titanium halide TiX4, whereby the polyethylene has a molecular weight of 720,000 to less than 2,500,000 g/mol.

公开(公告)号：US20170280636A1

公开(公告)日：2017-10-05

申请号：US15620414

申请日：2017-06-12

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Salaheldin M A. Habibi ,  Akhlaq A. Moman ,  Abdullah Shamroukh Al-Otaibi

IPC: A01G9/14 ,  C08K5/526 ,  C08K5/098 ,  C08J5/18 ,  C08K5/134

CPC classification number: A01G9/1438 ,  B32B27/32 ,  B32B2307/412 ,  B32B2410/00 ,  C08J5/18 ,  C08J2323/06 ,  C08J2323/08 ,  C08K5/098 ,  C08K5/134 ,  C08K5/526

Abstract: The present invention relates to a film for use in plasticulture that comprises at least a first layer of a thermoplastic polymer composition, said thermoplastic polymer composition comprising a linear low-density polyethylene having a melt index (MI) measured according to ASTM D1238 at a temperature of 190° C. and a load of 2.16 kg of higher than 1.0 g/10 min and at most 10.0 g/10 min, whereby the film has an RMS roughness measured by AFM according to point 4.2.2 of ISO 4287:1997 of lower than 40 nm, and/or an average roughness measured by AFM according to point 4.2.1 of ISO 4287:1997 of lower than 30 nm.

公开(公告)号：US11306197B2

公开(公告)日：2022-04-19

申请号：US16956187

申请日：2018-12-18

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Henrica Norberta Alberta Maria Steenbakkers-Menting ,  Patrick Elisabeth Luc Voets ,  Martin Alexander Zuideveld ,  Akhlaq A. Moman

IPC: C08L23/12 ,  C08F10/06 ,  C08F110/06

Abstract: The invention relates to a polypropylene composition comprising a propylene homopolymer or propylene-ethylene copolymer having an ethylene content of at most (1.0) wt % based on the propylene-ethylene copolymer, wherein the amount of propylene homopolymer or propylene-ethylene copolymer is at least (98) wt %, for example at least (98.5) wt %, preferably at least (99) wt %, more preferably at least (99.5), for example at least (99.75) wt % based on the polypropylene composition, wherein the polypropylene composition has a melt flow rate in the range of (0.10) to less than (0.70) dg/min as measured according to ISO1133 (2.16 kg/230° C.), an Mw/Mn in the range from (7.0) to (13.0), wherein Mw stands for the weight average molecular weight and Mn stands for the number average weight, an Mz/Mn is in the range from (20) to (50), wherein Mz stands for the z-average molecular weight and wherein Mw, Mn and Mz are measured according to ASTM (D6474-12).

公开(公告)号：US20170349734A1

公开(公告)日：2017-12-07

申请号：US15535273

申请日：2015-12-02

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Salaheldin M A. Habibi ,  Said Fellahi ,  Akhlaq A. Moman ,  Yahya Banat ,  Abdulaziz Hamad Al-Humydi

IPC: C08L23/06 ,  C08J5/18

CPC classification number: C08L23/06 ,  C08J5/18 ,  C08J2323/06 ,  C08J2423/06 ,  C08L23/0815 ,  C08L2203/16 ,  C08L2205/025 ,  C08L2207/066 ,  C08L2314/02 ,  C08L2314/06 ,  C08F210/16 ,  C08F210/14 ,  C08F2500/12 ,  C08F2500/17 ,  C08F2500/26 ,  C08F2500/19 ,  C08F4/6546 ,  C08F4/6565 ,  C08F4/025

Abstract: The invention is directed to a polyethylene composition comprising 20-90 wt % of a LLDPE A and 80-10 wt % of a LLDPE B, wherein i) LLDPE A is obtainable by a process for producing a copolymer of ethylene and another α-olefin in the presence of an Advanced Ziegler-Natta catalyst, ii) LLDPE B is obtainable by a process for producing a copolymer of ethylene and another α-olefin in the presence of a metallocene catalyst.