http://rdf.ncbi.nlm.nih.gov/pubchem/patent/ES-2785628-T3
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_c85d78c6a4459b5dbbc49c82a4c5c107 |
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2500-03 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2500-12 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F2500-07 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F4-65908 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F4-659 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F4-65912 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F4-65912 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F4-65908 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F4-64193 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08F210-16 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F4-643 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08F210-16 |
| filingDate | 2016-06-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2020-10-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a02fcc0f0dd599a29181a5e8eaabc8ab http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a998bea74fab323a59d1b40fa8645e3e http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1111d649eb76ee8c19e5f9ad0695fa24 |
| publicationDate | 2020-10-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | ES-2785628-T3 |
| titleOfInvention | A polymerization process to produce ethylene-based polymers |
| abstract | A polymerization process for producing ethylene-based polymers comprising polymerizing ethylene and optionally one or more α-olefins in the presence of a catalyst system in a reactor system having one or more reactors, wherein the catalyst system comprises; one or more procatalysts comprising a metal-ligand complex of formula (I) below: ** (See formula) ** where: M is titanium, zirconium or hafnium, each being independently in a formal oxidation state of + 2, +3 or +4; and n is an integer from 0 to 3, and where when n is 0, X is absent; and each X is independently a monodentate ligand that is neutral, monoanionic, or dianionic; or two Xs are taken together to form a bidentate ligand that is neutral, monoanionic or dianionic; and X and n are chosen such that the metal-ligand complex of formula (I) is, in general, neutral; and each Z independently is O, S, N-hydrocarbyl (C1-C40), or P-hydrocarbyl (C1-C40); and L is hydrocarbylene (C2-C40) or heterohydrocarbylene (C2-C40), wherein the hydrocarbylene (C2-C40) has a moiety comprising a binder backbone of 2 carbon atoms to 10 carbon atoms linking the atoms of Z in formula (I) (to which L is attached) and heterohydrocarbylene (C2-C40) has a moiety comprising a 2-atom to 10-atom binder backbone that joins the Z atoms in formula (I ), wherein each of the 2 to 10 atoms of the 2-to-10 heterohydrocarbylene (C2-C40) binder backbone is independently a carbon or heteroatom, wherein each heteroatom is independently O, 20 S, S (O), S (O) 2, Si (RC) 2, P (RP) or N (RN), where independently each RC is hydrocarbyl (C1-C30), each RP is hydrocarbyl (C1-C30 ); and each RN is hydrocarbyl (C1-C30) or absent; and each R1-26 one is independently selected from the group consisting of a hydrocarbyl (C1-C40), heterohydrocarbyl (C1-C40), Si (RC) 3, Ge (RC) 3, P (RP) 2, N (RN ) 2, ORC, SRC, NO2, CN, CF3, RCS (O) -, RC (SO) 2 -, (RC) 2C = N-, RCC (O) O-, RCOC (O) -, RCC (O ) N (R) -, (RC) 2NC (O) -, halogen atom, hydrogen atom and any combination thereof, each of the hydrocarbyl, heterohydrocarbyl, Si (RC) 3, Ge (RC) 3 groups , P (RP) 2, N (RN) 2, ORC, SRC, RCS (O) -, RCS (O) 2-, (RC) 2C = N-, RCC (O) O-, RCOC (O) - , RCC (O) N (R) -, (RC) 2NC (O) -, hydrocarbylene and heterohydrocarbylene are independently unsubstituted or substituted with one or more RS substituents, each RS independently is a halogen atom, polyfluoro substitution, substitution perfluoro, unsubstituted (C1-C18) alkyl, F3C-, FCH2O-, F2HCO-, F3CO-, R3Si, R3Ge-, RO-, RS-, RS (O) -, RS (O) 2-, R2P-, R2N-, R2C = N-, NC-, RC (O) O-, ROC (O) -, RC (O) N (R) - or R2NC (O) -, or two of the RS are taken together to form an unsubstituted (C1-C18) alkylene, in the that each R is independently an unsubstituted (C1-C18) alkyl; when R7 is H, R8 is a hydrocarbyl (C1-C40); heterohydrocarbyl (C1-C40); Si (RC) 3, Ge (RC) 3, P (RP) 2, N (RN) 2, ORC, SRC, NO2, CN, CF3, RCS (O) -, RC (SO) 2 -, (RC) 2C = N-, RCC (O) O-, RCOC (O) -, RCC (O) N (R) -, (RC) 2NC (O) - or halogen atom; or when R8 is H, then R7 is a (C1-C40) hydrocarbyl; heterohydrocarbyl (C1-C40); Si (RC) 3, Ge (RC) 3, P (RP) 2, N (RN) 2, ORC, SRC, NO2, CN, CF3, RCS (O) -, RC (SO) 2 -, (RC) 2C = N-, RCC (O) O-, RCOC (O) -, RCC (O) N (R) -, (RC) 2NC (O) - or halogen atom; optionally two or more R groups from the R1-26 groups (eg, from R1-7, R8-14, R8-11, R1-3, R4-7, R15-20, R21-26) can be combined together into structures ring having such ring structures from 3 to 50 ring atoms, excluding any hydrogen atoms; and Y has the formula -T (Rd) b and contains more than four non-hydrogen atoms, where T, independently for each occurrence of Y, is selected from the group consisting of C, Si, Ge, N, O, S, P or a combination thereof and where T is substituted with Rd substituents, where b is an integer from 1 to 3, depending on the valence of T and Rd, each Rd is a substituent and is selected from the group consisting in hydrogen, hydrocarbyl (C1-C40); heterohydrocarbyl (C1-C40); Si (RC) 3, Ge (RC) 3, P (RP) 2, N (RN) 2, ORC, SRC, NO2, CN, CF3, RCS (O) -, RC (SO) 2-, (RC) 2C = N-, RCC (O) O-, RCOC (O) -, RCC (O) N (R) -, (RC) 2NC (O) -, halogen atoms and any combination thereof, provided that when T is Si, the one or more procatalysts comprise a metal-ligand complex of formula (I) selected from the group consisting of ** (See formula) ** where Me is a methyl group and tBu is a tert-butyl group * * (See formula) ** where Me is a methyl group, iPr is an iso-propyl group and tBu is a tert-butyl group ** (See formula) ** where Me is a methyl group, iPr is a group iso-propyl, ** (See formula) ** where Me is a methyl group, iPr is an iso-propyl group, ** (See formula) ** where Me is a methyl group, iPr is an iso- propyl and tBu is a tert-butyl group where Me is a methyl group, Et is an ethyl group and tBu is a tert-butyl group ** (See formula) ** where Me is a methyl group, Et is a group ethyl and tBu is a tert-butyl group; or each Rd is a substituent and is selected from the group consisting of (C1-C40) heterohydrocarbyl; Si (RC) 3, Ge (RC) 3, P (RP) 2, N (RN), ORC, SRC, NO2, CN, CF3 RC) 2 C = N-, RCC (O) O-, RCC (O ) N (R) -, (RC) 2NC (O) -, or halogen atoms. |
| priorityDate | 2015-06-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
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Total number of triples: 263.