Polymeric resin for dielectric applications

1. A polymer comprising a copolymerization product from a mixture comprising:

(a) 10-50 mol %, based on the total monomers present in the copolymerization, of at least one addition polymerizable arylcyclobutene monomer of Formula A-1-a,

wherein:

Ar is a substituted or unsubstituted carbocyclic aryl or a substituted or unsubstituted heteroaryl group;

Q is a covalent bond, O, S, or NR a ;

R a is selected from the group consisting of hydrogen, deuterium, substituted or unsubstituted carbocyclic aryl, and substituted or unsubstituted heteroaryl;

R 5 -R 7 are the same or different and are independently selected from the group consisting of hydrogen, deuterium, alkyl, alkoxy, a substituted or unsubstituted carbocyclic aryl group, and a substituted or unsubstituted heteroaryl group;

R 8 is the same or different at each occurrence and is selected from the group consisting of alkyl, alkoxy, a substituted or unsubstituted carbocyclic aryl group, and a substituted or unsubstituted heteroaryl group; and

a is an integer from 0 to 4;

(b) 15-50 mol %, based on the total monomers present in the copolymerization, of at least one addition polymerizable diene monomer;

(c) 15-60 mol %, based on the total monomers present in the copolymerization, of at east one addition polymerizable aromatic vinyl monomer; and

(d) 3-10 mol %, based on the total monomers present in the copolymerization, of at least one addition polymerizable vinyl substituted C 3-12 heterocycle monomer.

2. The polymer of claim 1 , wherein the mixture comprises (a) 20-40 mol %, based on the total monomers present in the copolymerization, of the at least one arylcyclobutene monomer.

3. The polymer of claim 1 , wherein the mixture comprises (b) 15-30 mol %, based on the total monomers present in the copolymerization, of the at least one diene monomer.

4. The polymer of claim 3 , wherein the mixture comprises (b) 20-25 mol %, based on the total monomers present in the copolymerization, of the at least one diene monomer.

5. The polymer of claim 1 , wherein the at least one diene monomer has Formula B,

where:

R 9 is the same or different at each occurrence and is selected from hydrogen and methyl; and

R 10 is the same or different at each occurrence and is selected from the group consisting of hydrogen, C 1-5 alkyl, C 1-5 alkoxy, C 1-5 thioalkyl, and C 5-12 alkenyl.

6. The polymer of claim 1 , wherein the mixture comprises (c) 40-60 mol %, based on the total monomers present in the copolymerization, of the at least one aromatic vinyl monomer.

7. The polymer of claim 1 , wherein the at least one aromatic vinyl monomer has Formula C

where:

R 12 -R 14 are the same or different at each occurrence and is selected from the group consisting of hydrogen and C 1-5 alkyl; and

R 15 is the same or different at each occurrence and is selected from the group consisting of hydrogen and C 1-5 alkyl, where adjacent R 15 groups can be joined to form a fused 6-membered aromatic ring.

8. The polymer of claim 1 , wherein the at least one heterocycle monomer is selected from the group consisting of N-heterocycles, S-heterocycles, N,S-heterocycles, and derivatives thereof substituted with one or more of a C 1-6 alkyl, a C 6-12 carbocyclic aryl, or a C 3-12 heteroaryl.

9. The polymer of claim 1 , wherein the at least one vinyl substituted C 3-12 heterocycle is selected from the group consisting of 4-vinyl pyridine, 4-vinyl-1,3-diazine, 2-vinyl-1,3,5-triazine, and 4-methyl-5-vinyl-1,3-thiazole.

10. A liquid composition comprising the polymer of claim 1 and a solvent.

11. The liquid composition of claim 10 , wherein the solvent is selected from the group consisting of cyclopentanone, cyclohexanone, propylene glycol monomethyl ether, propylene glycol monomethyl ether acetate, gamma-butyrolactone, 3-methoxypropionate, dipropylene glycol dimethyl ether, 3-methoxybutyl acetate, anisole, mesitylene, 2-heptanone, cyrene, 2-butanone, ethyl lactate, amyl acetate, n-butyl acetate, N-methyl-2-pyrrolidone, and N-butyl-2-pyrrolidone.