SG11202008580UA - Methods for adjusting a polymer property - Google Patents
Methods for adjusting a polymer propertyInfo
- Publication number
- SG11202008580UA SG11202008580UA SG11202008580UA SG11202008580UA SG11202008580UA SG 11202008580U A SG11202008580U A SG 11202008580UA SG 11202008580U A SG11202008580U A SG 11202008580UA SG 11202008580U A SG11202008580U A SG 11202008580UA SG 11202008580U A SG11202008580U A SG 11202008580UA
- Authority
- SG
- Singapore
- Prior art keywords
- adjusting
- methods
- polymer property
- polymer
- property
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F17/00—Metallocenes
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/001—Multistage polymerisation processes characterised by a change in reactor conditions without deactivating the intermediate polymer
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/34—Polymerisation in gaseous state
-
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
-
- 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
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
- C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
- C08F4/65922—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
- C08F4/65925—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually non-bridged
-
- 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
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
- C08F4/65916—Component covered by group C08F4/64 containing a transition metal-carbon bond supported on a carrier, e.g. silica, MgCl2, polymer
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862649031P | 2018-03-28 | 2018-03-28 | |
PCT/US2019/023107 WO2019190848A1 (en) | 2018-03-28 | 2019-03-20 | Methods for adjusting a polymer property |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11202008580UA true SG11202008580UA (en) | 2020-10-29 |
Family
ID=66223796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202008580UA SG11202008580UA (en) | 2018-03-28 | 2019-03-20 | Methods for adjusting a polymer property |
Country Status (6)
Country | Link |
---|---|
US (1) | US11377460B2 (en) |
EP (1) | EP3774932A1 (en) |
CN (1) | CN111819204A (en) |
CA (1) | CA3094461A1 (en) |
SG (1) | SG11202008580UA (en) |
WO (1) | WO2019190848A1 (en) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3742934A1 (en) | 1987-12-18 | 1989-06-29 | Hoechst Ag | METHOD FOR PRODUCING A CHIRAL, STEREORIGIDAL METALLOCEN COMPOUND |
US5041584A (en) | 1988-12-02 | 1991-08-20 | Texas Alkyls, Inc. | Modified methylaluminoxane |
US5627242A (en) * | 1996-03-28 | 1997-05-06 | Union Carbide Chemicals & Plastics Technology Corporation | Process for controlling gas phase fluidized bed polymerization reactor |
US6936675B2 (en) * | 2001-07-19 | 2005-08-30 | Univation Technologies, Llc | High tear films from hafnocene catalyzed polyethylenes |
JP2006517987A (en) * | 2002-10-15 | 2006-08-03 | エクソンモービル・ケミカル・パテンツ・インク | Online measurement and control of polymer properties by Raman spectroscopy |
US7078467B1 (en) * | 2005-06-14 | 2006-07-18 | Univation Technologies, Llc | Single catalyst low, medium and high density polyethylenes |
AU2007265645B2 (en) * | 2006-06-27 | 2012-06-21 | Univation Technologies, Llc | Improved polymerization processes using metallocene catalysts, their polymer products and end uses |
US8986618B2 (en) | 2013-06-28 | 2015-03-24 | Ineos Usa, Llc | System and method for rapid transitioning of polyolefin processes from one product to another |
EP3286228B1 (en) * | 2015-04-24 | 2020-03-18 | Univation Technologies, LLC | Methods for operating a polymerization reactor |
-
2019
- 2019-03-20 CA CA3094461A patent/CA3094461A1/en active Pending
- 2019-03-20 EP EP19718480.7A patent/EP3774932A1/en active Pending
- 2019-03-20 SG SG11202008580UA patent/SG11202008580UA/en unknown
- 2019-03-20 US US17/042,244 patent/US11377460B2/en active Active
- 2019-03-20 CN CN201980017525.7A patent/CN111819204A/en active Pending
- 2019-03-20 WO PCT/US2019/023107 patent/WO2019190848A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO2019190848A1 (en) | 2019-10-03 |
CA3094461A1 (en) | 2019-10-03 |
CN111819204A (en) | 2020-10-23 |
US11377460B2 (en) | 2022-07-05 |
EP3774932A1 (en) | 2021-02-17 |
US20210047355A1 (en) | 2021-02-18 |
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