PROCESS FOR POLYMERIZING OLEFIN-BASED POLYMERS
A process for producing an olefin-based polymer, said process comprising polymerizing at least one monomer, in the gas phase, or in a slurry process, in the presence of at least the following components: A) at least one catalyst; B) at least one cocatalyst; C) a composition comprising at least one compound selected from formula (I), and/or at least one compound selected from formula (II): (R1CO 2 ) 2 AlOH (I), (R2) x N(R3OH) y (II); wherein R1 is a hydrocarbon radical containing from 13 to 25 carbons; R2 is a hydrocarbon radical containing from 14 to 26 carbons; R3 is a hydrocarbon radical containing from 1 to 4 carbons; and x+y=3, and x has a value of 1 or 2. A process for producing an olefin-based polymer, said process comprising polymerizing at least one monomer in the presence of at least the following components: A) a Ziegler Natta type catalyst comprising at least two transition metals; B) a trialkylaluminum compound; C) optionally a composition comprising at least one compound selected from formula (I), and/or at least one compound selected from formula (II): (R1CO 2 ) 2 AlOH (I), (R2) x N(R3OH) y (II); wherein R1 is a hydrocarbon radical containing from 13 to 25 carbons; R2 is a hydrocarbon radical containing from 14 to 26 carbons; R3 is a hydrocarbon radical containing from 1 to 4 carbons; and x+y=3, and x has a value of 1 or 2.
1 . A process for producing an olefin-based polymer, said process comprising polymerizing at least one monomer, in the gas phase, in the presence of at least the following components:
A) at least one catalyst;
B) at least one cocatalyst;
C) a composition comprising at least one compound selected from formula (I), and/or at least one compound selected from formula (II):
(R1CO 2 ) 2 AlOH (I),
(R2) x N(R3OH) y (II);
wherein R1 is a hydrocarbon radical containing from 13 to 25 carbons;
R2 is a hydrocarbon radical containing from 14 to 26 carbons;
R3 is a hydrocarbon radical containing from 1 to 4 carbons; and
x+y=3, and x has a value of 1 or 2.
2 . A process for producing an olefin-based polymer, said process comprising polymerizing at least one monomer, in a slurry process, in the presence of at least the following components:
A) at least one catalyst;
B) at least one cocatalyst;
C) a composition comprising at least one compound selected from formula (I), and/or at least one compound selected from formula (II):
(R1CO 2 ) 2 AlOH (I),
(R2) x N(R3OH) y (II);
wherein R1 is a hydrocarbon radical containing from 13 to 25 carbons;
R2 is a hydrocarbon radical containing from 14 to 26 carbons;
R3 is a hydrocarbon radical containing from 1 to 4 carbons; and
x+y=3, and x has a value of 1 or 2.
3 . The process of claim 1 , wherein Component C is fed to the reactor separately from the catalyst and cocatalyst.
4 . The process of claim 1 , wherein Component C is a solid as fed to the reactor.
5 . The process of claim 1 , wherein the catalyst is a Ziegler/Natta catalyst.
6 . The process of claim 5 , wherein the catalyst comprises Mg, Ti, Hf, and optionally Zr, metals, and wherein each metal is present as a halogen.
7 . The process of claim 1 , wherein the catalyst is produced by spray drying a solution comprising the active metals of the catalyst in an alcoholic solvent, and then subsequently halogenating the active metals.
8 . The process of claim 1 , wherein the olefin-based polymer is an ethylene-based polymer.
9 . The process of claim 8 , wherein the ethylene-based polymer is an ethylene/α-olefin interpolymer.
10 . The process of claim 1 , wherein the composition of Component C further comprises a mineral oil.
11 . The process of claim 1 , wherein the composition of Component C consists of at least one compound selected from formula (I), at least one compound selected from formula (II), and a mineral oil.
12 . The process of claim 1 , wherein the composition of Component C comprises of at least one compound selected from formula (I), and at least one compound selected from formula (II), and wherein the weight ratio of “the compound selected from formula (I)” to the “compound selected from formula (II)” is about 1 to 1.
13 . A process for producing an olefin-based polymer, said process comprising polymerizing at least one monomer in the presence of at least the following components:
A) a Ziegler Natta type catalyst comprising at least two transition metals;
B) a trialkylaluminum compound;
C) optionally a composition comprising at least one compound selected from formula (I), and/or at least one compound selected from formula (II):
(R1CO 2 ) 2 AlOH (I),
(R2) x N(R3OH) y (II);
wherein R1 is a hydrocarbon radical containing from 13 to 25 carbons;
R2 is a hydrocarbon radical containing from 14 to 26 carbons;
R3 is a hydrocarbon radical containing from 1 to 4 carbons; and
x+y=3, and x has a value of 1 or 2.
14 . The process of claim 13 , wherein the melt flow ratio (I21/I2) of the olefin-based polymer is manipulated, independently of reaction conditions, by the trialkylaluminum compound.
15 . The process of any of claim 13 , wherein the catalyst comprises Mg, Ti, Hf, and optionally Zr, metals, and wherein each metal is present as a halogen.
16 . The process of any of claim 13 , wherein the catalyst is produced by spray drying a solution comprising the active metals of the catalyst in an alcoholic solvent, and then subsequently halogenating the active metals.
17 . The process of claim 13 , wherein the olefin-based polymer is an ethylene-based polymer.
18 . The process of claim 2 , wherein the catalyst is a Ziegler/Natta catalyst.
19 . The process of claim 18 , wherein the catalyst comprises Mg, Ti, Hf, and optionally Zr, metals, and wherein each metal is present as a halogen.
20 . The process of claim 2 , wherein the catalyst is produced by spray drying a solution comprising the active metal of the catalyst in an alcoholic solvent, and then subsequently halogenating the active metals.