Granted Patent B2

US 12,577,264 · App. 17/941,067 · Granted Mar 17, 2026

Inventor: Takuya Fujimoto (Tokyo, JP)

Assignee: AGC INC.

C07F5/02B01J31/02C07D213/16C07D235/04

Abstract

Claims (39)

1 . A composition comprising:

(I) base A or a compound having a total carbon number of not less than 8 and represented by formula (5):

wherein R and R′ are each independently an optionally substituted C 1-30 alkyl group, an optionally substituted C 3-15 cycloalkyl group, or an optionally substituted C 6-14 aryl group; and

(II) a compound represented by formula (1):

wherein R 1 , R 2 , R 3 and R 4 are each independently a C 6-14 aryl group substituted by one or more fluorine atoms or fluoro C 1-4 alkyl groups; and

[A-H] + is a base A-derived cation;

wherein the base A is:

a 5 or 6-membered monocyclic nitrogen-containing aromatic heterocyclic compound having a total carbon number of not less than 25 and substituted by the same or different, two or more C 9-30 alkyl groups or C 9-30 alkoxy groups

2 . The composition according to claim 1 , wherein (I) is base A.

3 . The composition according to claim 1 , wherein (I) is a compound represented by the formula (5).

4 . The composition according to claim 1 , wherein R 1 , R 2 , R 3 and R 4 are each independently a phenyl group, a 1-naphtyl group, a 2-naphthyl group, a 2-biphenylyl group, a 3-biphenylyl group, a 4-biphenylyl group, a 1-anthryl group, a 2-anthryl group, a 9-anthryl group, a 9-phenanthryl group, or a 3-phenanthryl group, each of which is substituted by one or more fluorine atoms or trifluoromethyl groups.

5 . The composition according to claim 1 , wherein all of R 1 , R 2 , R 3 and R 4 are pentafluorophenyl groups, 2,2′,3,3′,4′,5,5′,6,6′-nonafluoro-4-(1,1′-biphenylyl) groups, 2,3,4,5,6,7,8-heptafluoro-1-naphthyl groups, or 1,3,4,5,6,7,8-heptafluoro-2-naphthyl groups.

6 . The composition according to claim 2 , wherein the base A is a 5- or 6-membered monocyclic nitrogen-containing aromatic heterocyclic compound having a total carbon number of not less than 25 and substituted by the same or different two C 9-30 alkyl groups or C 9-30 alkoxy groups.

7 . The composition according to claim 6 , wherein the 5- or 6-membered monocyclic nitrogen-containing aromatic heterocyclic compound is pyridine or imidazole.

8 . The composition according to claim 2 , wherein a content of the base A with respect to 1 mol of the compound represented by the formula (1) is within a range of 0.01 to 10 mol.

9 . The composition according to claim 3 , wherein the R and R′ are each independently a C 1-30 alkyl group, and a total carbon number of the R and R′ is not less than 8.

10 . The composition according to claim 3 , wherein the R and R′ are each independently a C 1-30 alkyl group, and a total carbon number of the R and R′ is not less than 16.

11 . The composition according to claim 3 , wherein a content of the compound represented by the formula (5) with respect to 1 mol of the compound represented by the formula (1) is within a range of 0.1-10 mol.

12 . A cocatalyst for polymerization of at least one kind of monomer selected from the group consisting of an olefin and a diene, comprising the composition of claim 1 .

13 . A method for producing the composition according to claim 1 , comprising reacting a compound represented by formula (3):

wherein R 1 , R 2 , R 3 and R 4 are each independently a C 6-14 aryl group substituted by one or more fluorine atoms or fluoro C 1-4 alkyl groups; and

the base A;

wherein the base A is present in an amount exceeding 1 mol per 1 mol of the compound represented by the formula (3).

14 . The method according to claim 13 , wherein the amount of the base A is within a range of 1.01 to 3 mol with respect to 1 mol of the compound represented by the formula (3).

15 . A method for producing the composition according to claim 1 , comprising reacting a compound represented by formula (4):

wherein R 1 , R 2 , R 3 and R 4 are each independently a C 6-14 aryl group substituted by one or more fluorine atoms or fluoro C 14 alkyl groups; and

M is an alkali metal or an alkaline earth metal; and

n is 1 or 2;

the base A; and

protonic acid, wherein the base A is present in an amount exceeding 1 mol per 1 mol of the compound represented by the formula (4).

16 . A method for producing the composition according to claim 1 , comprising reacting a compound represented by formula (4):

wherein R 1 , R 2 , R 3 and R 4 are each independently a C 6-14 aryl group substituted by one or more fluorine atoms or fluoro C 1-4 alkyl groups; and

M is an alkali metal or an alkaline earth metal; and

n is 1 or 2; and

1 mol of the base A per 1 mol of the compound represented by the formula (4) and protonic acid; and thereafter,

adding not less than 0.1 mol of a compound having a total carbon number of not less than 8 and represented by formula (5):

wherein R and R′ are each independently an optionally substituted C 1-30 alkyl group, an optionally substituted C 3-15 cycloalkyl group, or an optionally substituted C 6-14 aryl group, per 1 mol of the compound represented by the formula (4).

17 . A method for producing a polymer, comprising polymerizing at least one kind of monomer selected from the group consisting of olefins and dienes with the composition according to claim 1 as a cocatalyst.

18 . The composition according to claim 1 , wherein the base A is pyridine having a total carbon number of not less than 35 and substituted by one C 14-30 alkyl group and one C 14-30 alkoxy group.

Assignments (1)

Priority Claims (2)

Continuity (2)

References Cited (31)