# US 9,518,147 B2 · Adduct compositions

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- Number: US 9,518,147 B2
- Document ID: US9518147B2
- Status: Granted
- Kind: B2
- Application number: 14/430,651
- Filed: 2013-09-24
- Published: 2015-09-17
- Granted: 2016-12-13
- Earliest claimed: 2012-09-28
- Assignees: Dow Global Technologies LLC
- Applicants: Dow Global Technologies LLC
- Inventors: Angela I. Padilla-Acevedo; Nathan Wilmot; Rajat Duggal; Harshad M. Shah; Kwanho Chang
- Web page: https://patentgrep.com/patent/US9518147B2

## CPC

- C08G 59/245: {aromatic}
- C07D 303/02: Compounds containing oxirane rings
- C08G 59/066: {with chain extension or advancing agents}
- C08G 59/1477: {containing nitrogen}
- C08G 59/184: {with amines}
- C08G 65/2624: {containing aliphatic amine groups}
- C08G: MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C07D: HETEROCYCLIC COMPOUNDS (macromolecular compounds C08)

## Abstract

An amine endcapped adduct composition including an amine endcapped adduct formed from a monofunctional epoxide and a polyether amine. The monofunctional epoxide and the polyether amine are combined in a molar ratio of 1.0:2.0 to 1.0:8.0 moles of epoxide functionalities to moles of polyether amine functionalities.

## Claims

### Claim 1

An amine endcapped adduct composition comprising:
an amine endcapped adduct formed from a monofunctional epoxide and a polyether primary triamine having a polyethylene glycol backbone, wherein the monofunctional epoxide and the polyether amine are combined in a molar ratio of 1.0:2.0 to 1.0:8.0 moles of epoxide functionalities to moles of polyether amine functionalities.

### Claim 2 (depends on 1)

The amine endcapped adduct composition of claim 1, wherein the monofunctional epoxide has an epoxide equivalent weight of 100 grams to 8000 grams.

### Claim 3 (depends on 1)

The amine endcapped adduct composition of claim 1, wherein the polyether amine has an amine equivalent weight of 30 grams to 2000 grams.

### Claim 4 (depends on 1)

The amine endcapped adduct composition of claim 1, wherein the monofunctional epoxide is selected from the group consisting of monofunctional aliphatic glycidyl ethers, monofunctional aromatic glycidyl ethers, or a combination thereof.

### Claim 5 (depends on 1)

An epoxy endcapped adduct composition comprising:
an epoxy endcapped adduct formed from the amine endcapped adduct composition of claim 1 and a multi-functional epoxide, wherein the amine endcapped adduct composition and the multi-functional epoxide are combined in a molar ratio of 1.0:2.0 to 1.0:8.0 moles of amine endcapped adduct functionalities to moles multi-functional epoxide functionalities, wherein the epoxy endcapped adduct composition has a viscosity at 25° C. of 5000 centipoise to 50000 centipoise.

### Claim 6 (depends on 1)

The epoxy endcapped adduct composition of claim 1, wherein the multi-functional epoxide has an epoxide equivalent weight of 50 grams to 4000 grams.

### Claim 7 (depends on 5)

The epoxy endcapped adduct composition of claim 5, wherein the multi-functional epoxide is selected from the group consisting of an aromatic epoxy, an alicyclic epoxy, an aliphatic epoxy, or a combination thereof.

### Claim 8 (depends on 5)

A curable composition comprising:
the epoxy endcapped adduct composition of claim 5 and a curing agent, wherein the epoxy endcapped adduct composition and the curing agent are combined in a molar ratio of 0.85:1.0 to 1.0:0.85 moles of epoxy endcapped adduct functionalities to moles curing agent functionalities.

### Claim 9 (depends on 8)

The curable composition of claim 8, wherein the curing agent selected from the group consisting of an anhydride, an amine, a phenolic, or a combination thereof.

### Claim 10 (depends on 8)

A product formed by curing the curable composition of claim 8.