IP Library › Granted Patent US 12,384,911
Granted Patent B2
US 12,384,911 · App. 17/900,762 · Granted Aug 12, 2025

Sulfur-containing polymers and methods of making the same

Inventors: Trevor Russell Martin (Boulder, CO); Kyusung Park (Seongnam, KR)
Assignee: Alliance for Sustainable Energy, LLC
C08L53/025C08F293/00C08F297/044
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Quick Facts
Patent No.
US 12,384,911
App. No.
17/900,762
Granted
Aug 12, 2025
Kind
B2
Abstract

The present disclosure relates to a composition having a structure defined by where symbolizes a covalent bond to a neighboring atom, R 2 is a functional group derived from at least one of a homocyclic molecule, a heterocyclic molecule, a polycyclic molecule, an aliphatic molecule, and/or an organo-phosphorous molecule, 1≤x≤1000, and 2≤z≤1000.

Claims (48)

1. A composition comprising:

a structure comprising

 and

an end group comprising at least one of lithium, sodium, or magnesium, wherein:

 symbolizes a covalent bond to a neighboring atom,

R 2 is a functional group derived from at least one of a homocyclic molecule, a heterocyclic molecule, a polycyclic molecule, an aliphatic molecule, or an organo-phosphorous molecule,

1≤x≤1000, and

2≤z≤1000.

2. The composition of claim 1 , wherein the homocyclic molecule comprises at least one of styrene, vinyl styrene, or 4-dimethylaminostyrene.

3. The composition of claim 1 , wherein the heterocyclic molecule comprises at least one of pyridine, vinyl pyridine, vinyl furan, vinyl thiophene, or vinyl imidazole.

4. The composition of claim 1 , wherein the polycyclic molecule comprises at least one of vinyl anthracene, or vinyl naphthalene.

5. The composition of claim 1 , wherein the aliphatic molecule comprises at least one of 1-octene, 1-nonene, N,N-dimethyl-5-hexen-1-amine, or isobutyl vinyl ether.

6. The composition of claim 1 , wherein the organo-phosphorous molecule comprises at least one or of diethyl vinylphosphonate or dimethyl vinylphosphonate.

7. The composition of claim 1 , wherein R 2 comprises at least one of imidazole, pyridine, thiophene, furan, styrene, amine, or ether.

8. The composition of claim 1 , wherein the structure comprises at least one of

 or

9. The composition of claim 1 , wherein:

the structure comprises

R 3 is a linking group comprising at least one of carbon, nitrogen, or sulfur, and

1≤y≤1000.

10. The composition of claim 9 , wherein the structure comprises at least one of

 or

11. The composition of claim 9 , wherein:

the structure comprises

 1≤w1≤1000, 1≤w2≤1000, and w1 and w2 may be different or equal.

12. The composition of claim 11 , wherein the structure comprises at least one of

 or

13. The composition of claim 11 , wherein:

the structure comprises

 and

R 1 is the end group comprising at least one of lithium, sodium, or magnesium.

14. The composition of claim 13 , wherein the structure comprises at least one of

 or

15. The composition of claim 14 , wherein the structure comprises at least one of

 or

16. The composition of claim 15 , wherein a ratio of z to (y+x) is between about 2:1 and about 100:1.

17. The composition of claim 16 , wherein the ratio of z to (y+x) is about 10:2.

18. An electrochemical device comprising the composition of claim 1 .

19. A method comprising:

reacting

 wherein:

the reacting results in the forming of a composition having a structure comprising

 and

an end group comprising at least one of lithium, sodium, or magnesium, wherein:

 symbolizes a covalent bond to a neighboring atom,

R 2 comprises a functional group,

R 3 comprises a linking group,

1≤x≤1000, 1≤y≤1000, 2≤z≤1000, 1≤w1≤1000, 1≤w2≤1000, and w1 and w2 may be different or equal.

Assignments (3)
CHANGE OF NAME Recorded Dec 16, 2025
From: ALLIANCE FOR SUSTAINABLE ENERGY, LLC
To: ALLIANCE FOR ENERGY INNOVATION, LLC
Reel/Frame 073993/0276 →
CONFIRMATORY LICENSE Recorded May 30, 2023
From: NATIONAL RENEWABLE ENERGY LABORATORY
To: UNITED STATES DEPARTMENT OF ENERGY
Reel/Frame 063797/0311 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 1, 2022
From: MARTIN, TREVOR RUSSELL; PARK, KYUSUNG
To: ALLIANCE FOR SUSTAINABLE ENERGY, LLC
Reel/Frame 060962/0834 →
Continuity (2)
Provisional Application 63238995 · Aug 31, 2021
Related Publication 20230069376A1 · Mar 2, 2023
References Cited (9)
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