Polymer, electrode for lithium batteries including the polymer, and lithium battery including the electrode

Patent metadata

Field	Value
Publication number	US-9472806-B2
Application number	US-201414230284-A
Country	US
Kind code	B2
Filing date	Mar 31, 2014
Priority date	Sep 17, 2013
Publication date	Oct 18, 2016
Grant date	Oct 18, 2016

Abstract

A polymer including a first repeating unit represented by Formula 1 and a second repeating unit including a substituted or unsubstituted C2-C30 alkenyl group:

wherein, in Formula 1, groups R, R′, A, A′, Y, and Y′ are defined in the specification.

First claim

What is claimed is:

1. A polymer comprising:
a first repeating unit represented by Formula 1 and
a second repeating unit comprising a substituted or unsubstituted C2-C30 alkenyl group, wherein the second repeating unit is a repeating unit represented by Formula 3:

wherein, in Formula 1,
R and R′ are each independently a hydrogen atom, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C1-C30 alkoxy group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C2-C30 alkynyl group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C6-C30 aryloxy group, a substituted or unsubstituted C7-C30 arylalkyl group, a substituted or unsubstituted C2-C30 heteroaryl group, a substituted or unsubstituted C2-C30 heteroaryloxy group, a substituted or unsubstituted C3-C30 heteroarylalkyl group, a substituted or unsubstituted C4-C30 carbocyclic group, a substituted or unsubstituted C5-C30 carbocyclic alkyl group, a substituted or unsubstituted C2-C30 heterocyclic group, or a substituted or unsubstituted C3-C30 heterocyclic alkyl group;
A and A′ are each independently —C(═O)O—, —OS(═O) 2 O—, —S(═O) 2 O—, —S(═O)O—, —OP(═O)O 2 —, or —P(═O)O 2 —; and
Y and Y′ are each independently a hydrogen atom, an alkali metal, or an ammonium group, provided that Y and Y′ are not both hydrogen atoms,

wherein, in Formula 3,
R 3 and R 4 are each independently a hydrogen atom, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C1-C30 alkoxy group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C2-C30 alkynyl group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C6-C30 aryloxy group, a substituted or unsubstituted C7-C30 arylalkyl group, a substituted or unsubstituted C2-C30 heteroaryl group, a substituted or unsubstituted C2-C30 heteroaryloxy group, a substituted or unsubstituted C3-C30 heteroarylalkyl group, a substituted or unsubstituted C4-C30 carbocyclic group, a substituted or unsubstituted C5-C30 carbocyclic alkyl group, a substituted or unsubstituted C2-C30 heterocyclic group, or a substituted or unsubstituted C3-C30 heterocyclic alkyl group; and
L 1 and L 2 are each independently a simple bond, a substituted or unsubstituted C1-C30 alkylene group, a substituted or unsubstituted C2-C30 alkenylene group, a substituted or unsubstituted C2-C30 alkynylene group, a substituted or unsubstituted C6-C30 arylene group, a substituted or unsubstituted C6-C30 aryloxy group, a substituted or unsubstituted C7-C30 arylalkylene group, a substituted or unsubstituted C2-C30 heteroarylene group, a substituted or unsubstituted C2-C30 heteroaryloxy group, a substituted or unsubstituted C3-C30 heteroarylalkylene group, a substituted or unsubstituted C4-C30 carbocyclic group, a substituted or unsubstituted C5-C30 carbocyclic alkyl group, a substituted or unsubstituted C2-C30 heterocyclic group, or a substituted or unsubstituted C3-C30 heterocyclic alkylene group.

2. The polymer of claim 1 , wherein the first repeating unit of Formula 1 is a first repeating unit represented by Formula 2:

wherein, in Formula 2,
R 1 and R 2 are each independently a hydrogen atom, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C1-C30 alkoxy group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C2-C30 alkynyl group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C6-C30 aryloxy group, a substituted or unsubstituted C7-C30 arylalkyl group, a substituted or unsubstituted C2-C30 heteroaryl group, a substituted or unsubstituted C2-C30 heteroaryloxy group, a substituted or unsubstituted C3-C30 heteroarylalkyl group, a substituted or unsubstituted C4-C30 carbocyclic group, a substituted or unsubstituted C5-C30 carbocyclic alkyl group, a substituted or unsubstituted C2-C30 heterocyclic group, or a substituted or unsubstituted C3-C30 heterocyclic alkyl group; and
Y 1 and Y 2 are each independently a hydrogen atom, an alkali metal, or ammonium group, provided that Y 1 and Y 2 are not both hydrogen atoms.

3. The polymer of claim 1 , wherein the alkali metal is Li, Na, or K, and the ammonium group is NH 4 .

4. The polymer of claim 1 , further comprising a third repeating unit represented by Formula 4a or 4b:

wherein, in Formulae 4a and 4b,
R 1 and R 2 are each independently a hydrogen atom, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C1-C30 alkoxy group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C2-C30 alkynyl group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C6-C30 aryloxy group, a substituted or unsubstituted C7-C30 arylalkyl group, a substituted or unsubstituted C2-C30 heteroaryl group, a substituted or unsubstituted C2-C30 heteroaryloxy group, a substituted or unsubstituted C3-C30 heteroarylalkyl group, a substituted or unsubstituted C4-C30 carbocyclic group, a substituted or unsubstituted C5-C30 carbocyclic alkyl group, a substituted or unsubstituted C2-C30 heterocyclic group, or a substituted or unsubstituted C3-C30 heterocyclic alkyl group.

5. The polymer of claim 1 , further comprising a third repeating unit represented by Formula 4c or 4d, wherein the first repeating unit of Formula 1 of the polymer is a first repeating unit represented by Formula 5, the second repeating unit of the polymer is a second repeating unit represented by Formula 6, and the polymer has a degree of polymerization of about 50 to about 50,000:

wherein, in Formula 5,
R 7 and R 8 are each independently a hydrogen atom or a C1-C10 alkyl group; and
Y 3 and Y 4 are each independently a hydrogen atom, Li, Na, K, or NH 4 , provided that Y 3 and Y 4 are not both hydrogen atoms,

wherein, in Formula 6,
R 3 and R 4 are each independently a hydrogen atom or a C1-C10 alkyl group,

wherein, in Formula 4c,
R 7 and R 8 are each independently a hydrogen atom or a C1-C10 alkyl group, and

wherein, in Formula 4d,
R 7 and R 8 are each independently a hydrogen atom or a C1-C10 alkyl group.

6. The polymer of claim 1 , further comprising a third repeating unit represented by Formula 4e, wherein the first repeating unit of Formula 1 of the polymer is a first repeating unit represented by Formula 6a, the second repeating unit of the polymer is a second repeating unit represented by Formula 7a, and the polymer has a degree of polymerization of about 50 to about 50,000:

wherein, in Formula 6a,
Y 5 and Y 6 are each independently a hydrogen atom, Li, Na, K, or NH 4 , provided that Y 5 and Y

Assignees

• Samsung Electronics Co Ltd

Inventors

• Hwang Seung-Sik
• Park Jong-Hwan
• Choi Jae-Man

Classifications

• H01M10/052

  Li-accumulators · CPC title

• H01M4/13

  Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof · CPC title

• C08F222/02

  Acids; Metal salts or ammonium salts thereof {, e.g. maleic acid or itaconic acid} · CPC title

• C08F236/06

  Butadiene · CPC title

• H01M4/622 Primary

  being polymers · CPC title