SG11202011750QA - Spray-dried ziegler-natta (pro)catalyst systems - Google Patents

Spray-dried ziegler-natta (pro)catalyst systems

Info

Publication number
SG11202011750QA
SG11202011750QA SG11202011750QA SG11202011750QA SG11202011750QA SG 11202011750Q A SG11202011750Q A SG 11202011750QA SG 11202011750Q A SG11202011750Q A SG 11202011750QA SG 11202011750Q A SG11202011750Q A SG 11202011750QA SG 11202011750Q A SG11202011750Q A SG 11202011750QA
Authority
SG
Singapore
Prior art keywords
natta
pro
spray
catalyst systems
dried ziegler
Prior art date
Application number
SG11202011750QA
Inventor
Ian M Munro
Wesley R Mariott
C Dale Lester
Nitin Borse
Michael D Awe
Phuong A Cao
Jesse C Beilhart
Original Assignee
Univation Tech Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Univation Tech Llc filed Critical Univation Tech Llc
Publication of SG11202011750QA publication Critical patent/SG11202011750QA/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/65—Pretreating the metal or compound covered by group C08F4/64 before the final contacting with the metal or compound covered by group C08F4/44
    • C08F4/652—Pretreating with metals or metal-containing compounds
    • C08F4/655—Pretreating with metals or metal-containing compounds with aluminium or compounds thereof
    • C08F4/6555—Pretreating with metals or metal-containing compounds with aluminium or compounds thereof and magnesium or compounds thereof
SG11202011750QA 2018-06-13 2019-06-07 Spray-dried ziegler-natta (pro)catalyst systems SG11202011750QA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862684343P 2018-06-13 2018-06-13
PCT/US2019/035919 WO2019241044A1 (en) 2018-06-13 2019-06-07 Spray-dried ziegler-natta (pro)catalyst systems

Publications (1)

Publication Number Publication Date
SG11202011750QA true SG11202011750QA (en) 2020-12-30

Family

ID=67108132

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202011750QA SG11202011750QA (en) 2018-06-13 2019-06-07 Spray-dried ziegler-natta (pro)catalyst systems

Country Status (7)

Country Link
US (1) US11248066B2 (en)
EP (1) EP3807328B1 (en)
CN (1) CN112105652B (en)
CA (1) CA3102431A1 (en)
ES (1) ES2953317T3 (en)
SG (1) SG11202011750QA (en)
WO (1) WO2019241044A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG11202011823SA (en) * 2018-06-12 2020-12-30 Dow Global Technologies Llc Activator-nucleator formulations
CN115461380A (en) 2020-04-30 2022-12-09 陶氏环球技术有限责任公司 Ziegler-natta (pro-) catalyst systems prepared with nitrogen heterocycles
CN114621368B (en) * 2020-12-10 2023-11-28 中国石油天然气股份有限公司 Ethylene gas phase polymerization grade switching agent and preparation method thereof
WO2023108535A1 (en) * 2021-12-16 2023-06-22 Dow Global Technologies Llc Multilayer films
WO2024000090A1 (en) 2022-06-27 2024-01-04 Univation Technologies, Llc Post-reactor blends of linear low-density polyethylenes

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Also Published As

Publication number Publication date
EP3807328A1 (en) 2021-04-21
US11248066B2 (en) 2022-02-15
WO2019241044A1 (en) 2019-12-19
CA3102431A1 (en) 2019-12-19
EP3807328B1 (en) 2023-06-28
CN112105652A (en) 2020-12-18
BR112020022901A2 (en) 2021-02-23
ES2953317T3 (en) 2023-11-10
CN112105652B (en) 2023-05-05
US20210230317A1 (en) 2021-07-29

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