Catalyst composition and method of preparing polymer including the same

Patent metadata

Field	Value
Publication number	US-9683061-B2
Application number	US-201414762911-A
Country	US
Kind code	B2
Filing date	Sep 25, 2014
Priority date	Sep 26, 2013
Publication date	Jun 20, 2017
Grant date	Jun 20, 2017

Abstract

The present invention relates to a catalyst composition and a method of preparing a polymer including the same.

First claim

The invention claimed is:

1. A catalyst composition comprising:
a transition metal compound represented by the following Formula 2,

M is a transition metal in group 4,
Q 1 and Q 2 are the same or different and independently hydrogen; halogen; alkyl having 1 to 20 carbon atoms; alkenyl having 2 to 20 carbon atoms; aryl having 6 to 20 carbon atoms; alkylaryl having 6 to 20 carbon atoms; arylalkyl having 7 to 20 carbon atoms; alkyl amido having 1 to 20 carbon atoms; aryl amido having 6 to 20 carbon atoms; or alkylidene having 1 to 20 carbon atoms,
R 1 to R 6 are the same or different and independently hydrogen; silyl; alkyl having 1 to 20 carbon atoms; alkenyl having 2 to 20 carbon atoms; aryl having 6 to 20 carbon atoms; alkylaryl having 7 to 20 carbon atoms; arylalkyl having 7 to 20 carbon atoms; or a metalloid radical of a metal in group 14 substituted with hydrocarbyl having 1 to 20 carbon atoms; R 1 and R 2 optionally connected from each other, or at least two of R 3 to R 6 optionally connected to each other to form an aliphatic ring having 5 to 20 carbon atoms or an aromatic ring having 6 to 20 carbon atoms; the aliphatic ring or the aromatic ring optionally substituted with halogen, alkyl having 1 to 20 carbon atoms, alkenyl having 2 to 20 carbon atoms or aryl having 6 to 20 carbon atoms,
R 7 to R 10 are the same or different and independently hydrogen; alkyl having 1 to 20 carbon atoms; alkenyl having 2 to 20 carbon atoms; aryl having 6 to 20 carbon atoms; alkylaryl having 7 to 20 carbon atoms; or arylalkyl having 7 to 20 carbon atoms; at least two adjacent to each other of R 7 to R 10 optionally connected to each other to form an aliphatic ring having 5 to 20 carbon atoms or an aromatic ring having 6 to 20 carbon atoms; the aliphatic ring or the aromatic ring optionally substituted with halogen, alkyl having 1 to 20 carbon atoms, alkenyl having 2 to 20 carbon atoms or aryl having 6 to 20 carbon atoms,
Cy represents a 5-membered or a 6-membered ring,
m is an integer from 0 to 2,
R 16 and R 17 are different and independently hydrogen, alkyl having 1 to 20 carbon atoms; alkenyl having 2 to 20 carbon atoms; cycloalkyl having 3 to 20 carbon atoms; aryl having 6 to 20 carbon atoms; alkylaryl having 7 to 20 carbon atoms; arylalkyl having 7 to 20 carbon atoms; or heteroaryl having 2 to 20 carbon atoms,
wherein the carbon to which R 16 and R 17 are attached is a chiral center in R form and S form, and
wherein the R form (R) and the S form (S) of the transition metal compound are present in an amount range by weight (R:S) of 1-99:99-1.

2. The catalyst composition of claim 1 , wherein the R isomer (R) is represented by the following Formula 5 and the S isomer (S) is represented by the following Formula 6:

in the above Formulae 5 and 6,
M, Q 1 , Q 2 and R 1 to R 9 are the same as defined in the above Formula 3 and 4,
n is 0 or 1,
R a to R d are the same or different and independently hydrogen; alkyl having 1 to 20 carbon atoms; alkenyl having 2 to 20 carbon atoms; aryl having 6 to 20 carbon atoms; alkylaryl having 7 to 20 carbon atoms; arylalkyl having 7 to 20 carbon atoms, where at least two of adjacent R a to R d are connected to each other to form an aliphatic ring having 5 to 20 carbon atoms or aromatic ring having 6 to 20 carbon atoms, and the aliphatic ring or the aromatic ring optionally substituted with halogen, alkyl having 1 to 20 carbon atoms, alkenyl having 2 to 20 carbon atoms, or aryl having 6 to 20 carbon atoms, and
R 16 is alkyl having 1 to 20 carbon atoms; alkenyl having 2 to 20 carbon atoms; cycloalkyl having 3 to 20 carbon atoms; aryl having 6 to 20 carbon atoms; alkylaryl having 7 to 20 carbon atoms; arylalkyl having 7 to 20 carbon atoms; or heteroaryl having 2 to 20 carbon atoms.

3. The catalyst composition of claim 1 , wherein R 1 and R 2 are alkyl having 1 to 20 carbon atoms.

4. The catalyst composition of claim 1 , wherein M is Ti, Hf or Zr.

5. The catalyst composition of claim 1 , wherein the catalyst composition further comprises at least one kind of a cocatalyst.

6. The catalyst composition of claim 5 , wherein the cocatalyst comprises at least one selected from the following Formulae 12 to 14:
—[Al(R 18 )—O] a -  <Formula 12>

in the above Formula, R 18 is independently a halogen radical; a hydrocarbyl radical having 1 to 20 carbon atoms; or a hydrocarbyl radical having 1 to 20 carbon atoms substituted with halogen, and a is an integer greater than or equal to 2,
D(R 18 ) 3   <Formula 13>

in the above Formula, D is aluminum or boron, and R 18 is the same as in the above Formula 12,
[L-H] + [Z(A) 4 ] − or [L] + [Z(A) 4 ] −   <Formula 14>

in the above Formula, L is a neutral or cationic Lewis acid, H is a hydrogen atom, Z is an element in group 13, and A is independently aryl having 6 to 20 carbon atoms or alkyl having 1 to 20 carbon atoms, where at least one hydrogen atom optionally substituted with a substituent, and the substituent is halogen, hydrocarbyl having 1 to 20 carbon atoms, alkoxy having 1 to 20 carbon atoms, or aryloxy having 6 to 20 carbon atoms.

7. The catalyst composition of claim 1 , further comprising a reaction solvent.

8. The catalyst composition of claim 1 , further comprising an additive.

9. A supported catalyst in which the catalyst composition according to claim 1 is supported on a support.

10. A method of preparing a polymer using the catalyst composition according to claim 1 .

11. The method of claim 10 , wherein the polymer is a homopolymer or a copolymer of an olefin.

12. A method of preparing a polymer using the supported catalyst according to claim 9 .

13. The method of claim 12 , wherein the polymer is a homopolymer or a copolymer of an olefin.

Assignees

• Lg Chemical Ltd

Inventors

• Do Young Shil
• Jung Seung Hwan
• Cho Yoon Hee
• Lee Yun Jin
• Lee Choong Hoon

Classifications

• C08F10/00 Primary

  Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond · CPC title

• C08F110/14 Primary

  Monomers containing five or more carbon atoms · CPC title

• C08F2420/02

  Cp or analog bridged to a non-Cp X anionic donor · CPC title

• C08F4/65908

  in combination with an ionising compound other than alumoxane, e.g. (C6F5)4B-X+ · CPC title

• C08F210/14

  Monomers containing five or more carbon atoms · CPC title