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1. 发明公开

US20230272196A1 THERMOPLASTIC COMPOSITIONS COMPRISING RECYCLED POLYMERS AND ARTICLES MANUFACTURED THEREFROM 审中-公开
公开(公告)号：US20230272196A1
公开(公告)日：2023-08-31
申请号：US18019702
申请日：2021-07-07
申请人： Dow Global Technologies LLC
发明人： Paul J. Brigandi , Mohamed Esseghir , Kumar N. Sanketh , Chuan C. He , Mridula Kapur , Andrew T. Heitsch , John F. Szul
IPC分类号： C08L23/08 , C09D123/08 , C08K3/04
CPC分类号： C08L23/0815 , C09D123/0815 , C08K3/04 , C08L2205/025 , C08L2203/202 , C08L2207/20
摘要： In various embodiments, a thermoplastic composition may comprise from 0.5 wt. % to 75.0 wt. % of recycled polyethylene comprising a blend of polyethylene recovered from post-consumer material, pre-consumer material, or combinations thereof, and from 25.0 wt. % to 99.5 wt. % of virgin raw polyethylene comprising unimodal polyethylene, bimodal polyethylene, or combinations thereof, wherein at least 90.0 wt. % of the thermoplastic composition is comprised of the post-consumer recycled polyethylene and the virgin raw polyethylene. Manufactured articles made from the thermoplastic composition, such as coated conductors, are also provided.

2. 发明申请

US20220411658A1 POLYOLEFIN COMPOSITION 有权
公开(公告)号：US20220411658A1
公开(公告)日：2022-12-29
申请号：US17756668
申请日：2020-12-11
申请人： Dow Global Technologies LLC
发明人： Paul J. Brigandi , Jeffrey M. Cogen , Jeffrey C. Munro , Colin Li Pi Shan
IPC分类号： C09D123/08 , C09D123/06 , H01B3/44
摘要： A crosslinkable polyolefin composition comprising an ethylene/alpha-olefin copolymer elastomer having a melt index from 0.6 to 6.2 grams per 10 minutes, a crosslinking effective amount of an alkenyl-functional monocyclic organosiloxane, and from 0.29 to 0.44 wt % of an organic peroxide; products made therefrom; methods of making and using same; and articles containing same.

3. 发明申请

US20220017732A1 POLYMERIC COMPOSITIONS FOR CABLE JACKETS 有权
公开(公告)号：US20220017732A1
公开(公告)日：2022-01-20
申请号：US17295611
申请日：2020-01-16
申请人： Dow Global Technologies LLC
发明人： Madelaine E. Saunders , Paul J. Brigandi
IPC分类号： C08L23/08 , H01B3/44
摘要： Disclosed are polymeric compositions suitable for use as cable jackets. The polymeric compositions include a polymer component and, optionally, one or more additives. The polymer component consists of an ethylene-based polymer and an olefin block copolymer. The polymer component has a tensile elasticity (G′) of less than 1,200 MPa when measured at −40° C., a tensile elasticity (G′) below 400 MPa when measured at 20° C., a tensile strength greater than 1,000 psi, and an elongation at break greater than 800%.

4. 发明授权

US11807742B2 Flame retardant polymeric compositions 有权
公开(公告)号：US11807742B2
公开(公告)日：2023-11-07
申请号：US18042611
申请日：2022-08-09
申请人： Dow Global Technologies LLC
发明人： Karl M. Seven , Alexander Williamson , Stacey A. Saba , Paul J. Brigandi , Jeffrey M. Cogen , Mohamed Esseghir
IPC分类号： C08L23/06 , C08L31/04
CPC分类号： C08L23/06 , C08L31/04 , C08L2205/035
摘要： A polymeric composition includes an ethylene-based polymer, one or more of an ionomer and an acid copolymer, a flame-retardant filler, and a maleic anhydride functionalized polyolefin. The polymeric composition has an MAH Product of 3 or greater.

5. 发明授权

US11732119B2 Composite of polar organic polymer and ultralow-wettability carbon black 有权
公开(公告)号：US11732119B2
公开(公告)日：2023-08-22
申请号：US16976855
申请日：2019-03-22
申请人： Dow Global Technologies LLC , Rohm and Haas Company
发明人： Tian Lan , Xindi Yu , Michael Q. Tran , Paul J. Brigandi , Jeffrey M. Cogen , Timothy J. Person , Yichi Zhang
IPC分类号： C08L23/08 , C08K3/014 , C08K3/04 , H01B1/24
CPC分类号： C08L23/0853 , C08K3/014 , C08K3/04 , H01B1/24 , C08K2201/001 , C08K2201/006
摘要： A semiconductive composite material consisting essentially of a polar organic copolymer and an electrical conducting effective amount of an ultra-low-wettability carbon black. Also a method of making the composite material; a crosslinked polyethylene product made by curing the composite material; manufactured articles comprising a shaped form of the inventive composite material or product; and methods of using the inventive composite material, product, or articles.

6. 发明公开

US20230159730A1 LASER PRINTABLE POLYMERIC COMPOSITIONS 审中-公开
公开(公告)号：US20230159730A1
公开(公告)日：2023-05-25
申请号：US17921754
申请日：2021-07-26
申请人： Dow Global Technologies LLC
发明人： Stacey A. Saba , Paul J. Brigandi , Mohamed Esseghir , Bharat I. Chaudhary
IPC分类号： C08L23/06 , C08K3/04 , H01B3/30
CPC分类号： C08L23/06 , C08K3/04 , H01B3/307 , C08L2203/206
摘要： A polymeric composition includes an ethylene polymer, 0.05 wt % to 0.25 wt % carbon black based on a total weight of the polymeric composition and a polymeric ultraviolet light stabilizer including a hindered amine moiety and having a weight average molecular weight from 5,000 g/mol to 20,000 g/mol as measured according to Gel Permeation Chromatography.

7. 发明申请

US20210002464A1 COMPOSITE OF POLAR ORGANIC POLYMER AND ULTRA-LOW-WETTABILITY CARBON BLACK 有权
公开(公告)号：US20210002464A1
公开(公告)日：2021-01-07
申请号：US16976855
申请日：2019-03-22
申请人： Dow Global Technologies LLC , Rohm and Haas Company
发明人： Tian Lan , Xindi Yu , Michael Q. Tran , Paul J. Brigandi , Jeffrey M. Cogen , Timothy J. Person , Yichi Zhang
IPC分类号： C08L23/08 , C08K3/04 , H01B1/24 , C08K3/014
摘要： A semiconductive composite material consisting essentially of a polar organic copolymer and an electrical conducting effective amount of an ultra-low-wettability carbon black. Also a method of making the composite material; a crosslinked polyethylene product made by curing the composite material; manufactured articles comprising a shaped form of the inventive composite material or product; and methods of using the inventive composite material, product, or articles.

8. 发明申请

US20210002452A1 COMPOSITE OF NON-POLAR ORGANIC POLYMER AND ULTRA-LOW-WETTABILITY CARBON BLACK 有权
公开(公告)号：US20210002452A1
公开(公告)日：2021-01-07
申请号：US16976509
申请日：2019-03-22
申请人： Dow Global Technologies LLC , Rohm and Haas Company
发明人： Tian Lan , Xindi Yu , Michael Q. Tran , Paul J. Brigandi , Jeffrey M. Cogen , Timothy J. Person , Yichi Zhang
IPC分类号： C08K3/04 , C08F10/02 , C08J3/20 , H01B7/02 , H01B3/22
摘要： A semiconductive composite material consisting essentially of a non-polar organic polymer and an electrical conducting effective amount of an ultra-low-wettability carbon black. Also a method of making the composite material; a crosslinked polyethylene product made by curing the composite material; manufactured articles comprising a shaped form of the inventive composite material or product; and methods of using the inventive composite material, product, or articles.

9. 发明授权

US10096404B2 Process for degassing crosslinked power cables 有权
公开(公告)号：US10096404B2
公开(公告)日：2018-10-09
申请号：US15021008
申请日：2014-09-09
申请人： Dow Global Technologies LLC
发明人： Paul J. Brigandi , Bharat I. Chaudhary , Jeffrey C. Munro , Gary R. Marchand
IPC分类号： H01B13/00 , H01B19/02 , H01B3/44 , H01B1/24 , H01B9/00
摘要： A power cable comprising: (A) a conductor, (B) an insulation layer, and (C) a semiconductor layer comprising in weight percent based on the weight of the semiconductor layer: (1) 49-98% of a crosslinked olefin block copolymer (OBC) having a density less than ( ) 1, and comprising in weight percent based on the weight of the OBC: (a) 35-80% soft segment that comprises 5-50 mole percent (mol %) of units derived from a monomer comprising 3 to 30 carbon atoms; and (b) 20-65% hard segment that comprises 0.2-3.5 mol % of units derived from a monomer comprising 3 to 30 carbon atoms; (2) 2-51% conductive filler, the insulation layer and semiconductor layer in contact with one another, is degassed by a process comprising the step of exposing the cable to a temperature of at least 80° C. for a period of time of at least 24 hours.

10. 发明申请

US20160225490A1 Process for Degassing Crosslinked Power Cables 审中-公开
标题翻译：交联电力电缆脱气工艺
公开(公告)号：US20160225490A1
公开(公告)日：2016-08-04
申请号：US15021008
申请日：2014-09-09
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： Paul J. Brigandi , Bharat I. Chaudhary , Jeffrey C. Munro , Gary R. Marchand
IPC分类号： H01B13/00 , H01B1/24 , H01B3/44 , H01B9/00
CPC分类号： H01B13/0016 , H01B1/24 , H01B3/441 , H01B9/006 , H01B19/02
摘要： A power cable comprising: (A) a conductor, (B) an insulation layer, and (C) a semiconductor layer comprising in weight percent based on the weight of the semiconductor layer: (1) 49-98% of a crosslinked olefin block copolymer (OBC) having a density less than ( ) 1, and comprising in weight percent based on the weight of the OBC: (a) 35-80% soft segment that comprises 5-50 mole percent (mol %) of units derived from a monomer comprising 3 to 30 carbon atoms; and (b) 20-65% hard segment that comprises 0.2-3.5 mol % of units derived from a monomer comprising 3 to 30 carbon atoms; (2) 2-51% conductive filler, the insulation layer and semiconductor layer in contact with one another, is degassed by a process comprising the step of exposing the cable to a temperature of at least 80° C. for a period of time of at least 24 hours.
摘要翻译：一种电力电缆，包括：（A）导体，（B）绝缘层，和（C）基于所述半导体层的重量的重量百分数的半导体层：（1）49-98％的交联烯烃嵌段共聚物（OBC），其密度小于（<）0.9克/立方厘米（g / cm 3），熔体指数大于（>）1，并且包含基于OBC重量的重量百分比：（a）35 -80％软链段，其包含5-30摩尔％（mol％）衍生自包含3至30个碳原子的单体的单元; 和（b）20-65％的硬链段，其包含0.2-3.5mol％的源自含有3至30个碳原子的单体的单元; （2）2-51％的导电填料，绝缘层和半导体层彼此接触，通过包括将电缆暴露于至少80℃的温度的步骤的方法脱气一段时间至少24小时。

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