Polybrominated diphenyl-based flame retardant compounds

Patent metadata

Field	Value
Publication number	US-11021425-B2
Application number	US-201816158374-A
Country	US
Kind code	B2
Filing date	Oct 12, 2018
Priority date	Oct 12, 2018
Publication date	Jun 1, 2021
Grant date	Jun 1, 2021

Abstract

In the structural formula, X corresponds to a functional group. The process also includes forming a flame retardant material by covalently bonding the functionalized polybrominated diphenyl-based flame retardant compound into a material using the functional group.

First claim

What is claimed is:

1. A process of forming a flame retardant material, the process comprising:
forming a functionalized polybrominated diphenyl-based flame retardant compound having the following structural formula:

wherein X corresponds to a functional group comprising at least one moiety selected from the group consisting of an ester group, a carboxylic acid group, an amine group, a vinyl group, an aryl group, an acyl group, an epoxy group, a copper atom, a thiyl group, and a secondary alcohol group; and
forming a flame retardant material by covalently bonding the functionalized polybrominated diphenyl-based flame retardant compound into a material using the functional group.

2. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

3. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

wherein Y corresponds to a functional group selected from the group consisting of: an ester group, a carboxylic acid group, and a nitrile group.

4. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

wherein Z corresponds to a functional group comprising a moiety selected from the group consisting of a vinyl group and an aryl group.

5. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

6. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

7. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

wherein R 1 corresponds to a functional group comprising a moiety selected from the group consisting of: an ester group, a carboxylic acid group, a hydroxyl group, and an amine group.

8. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

9. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

wherein R 1 corresponds to a functional group comprising a moiety selected from the group consisting of: an ester group, a carboxylic acid group, a hydroxyl group, and an amine group.

10. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound is an organocuprate compound having the following structural formula:

11. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

wherein R 2 corresponds to an alkyl group or an aryl group.

12. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

wherein R 2 corresponds to an alkyl group or an aryl group.

13. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

wherein R 2 corresponds to an alkyl group or an aryl group.

14. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

wherein R 2 corresponds to an alkyl group or an aryl group.

15. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

wherein R 1 corresponds to a functional group comprising a moiety selected from the group consisting of: an ester group, a carboxylic acid group, a hydroxyl group, and an amine group, and wherein R 2 corresponds to an alkyl group or an aryl group.

16. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

17. The process of claim 1 , wherein the functionalized polybrominated diphenyl-based flame retardant compound has the following structural formula:

18. A process of forming a polybrominated flame retardant compound, the process comprising:
forming an organocuprate compound having the following structural formula:

and
utilizing the organocuprate compound to form a polybrominated flame retardant ketone compound having the following structural formula:

19. The process of claim 18 , further comprising utilizing the polybrominated flame retardant ketone compound to form a hydroxyl-functionalized polybrominated flame retardant compound having the following structural formula:

20. An organocuprate compound having the following structural formula:

Assignees

• IBM

Inventors

• Kobilka Brandon M
• King Scott B
• Kuczynski Joseph
• Wertz Jason T

Classifications

• C07F1/08

  Copper compounds · CPC title

• C07C49/84

  containing ether groups, [IMAGE cpc-sch-C07C-0958.gif] groups,[IMAGE cpc-sch-C07C-0959.gif] groups, or[IMAGE cpc-sch-C07C-0960.gif] groups · CPC title

• C07D303/08 Primary

  with hydrocarbon radicals, substituted by halogen atoms, nitro radicals or nitroso radicals · CPC title

• C07C45/47

  using phosgene · CPC title

• C07C41/24

  by elimination of halogens, e.g. elimination of HCl · CPC title