Polymer, organic layer composition, organic layer, and method of forming patterns

Patent metadata

Field	Value
Publication number	US-9971243-B2
Application number	US-201615172351-A
Country	US
Kind code	B2
Filing date	Jun 3, 2016
Priority date	Jun 10, 2015
Publication date	May 15, 2018
Grant date	May 15, 2018

Abstract

A polymer includes a structural unit represented by Chemical Formula 1 and an organic layer composition including the same.

wherein in Chemical Formula 1, A is a carbon cyclic group including at least one hetero atom, B is one of groups in Group 1, where Ar 1 to Ar 4 , R 11 to R 14 , L and m are as defined in the specification and * is a linking point. When the carbon cyclic group includes at least two hetero atoms when the carbon cyclic group includes a pentagon cyclic moiety and the pentagon cyclic moiety includes a nitrogen atom (N) as a hetero atom, and the at least two hetero atoms are the same or different:

First claim

What is claimed is:

1. A polymer comprising a structural unit represented by Chemical Formula 1:

wherein, in Chemical Formula 1,
A is a substituted or unsubstituted cyclic group selected from Group 2:

wherein, in Group 2,
Z 1 and Z 12 are O, S, Te, or Se,
Z 2 , Z 5 , Z 6 , and Z 9 are NR a , O, S, Te, or Se,
Z 3 to Z 4 , Z 7 to Z 8 , Z 10 to Z 11 and Z 13 to Z 23 are N, and
R a is hydrogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C3 to C30 cycloalkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C7 to C30 arylalkyl group, a substituted or unsubstituted C1 to C30 heteroalkyl group, a substituted or unsubstituted C2 to C30 heterocycloalkyl group, a substituted or unsubstituted C2 to C30 heterocyclic group, a substituted or unsubstituted C2 to C30 alkenyl group, a substituted or unsubstituted C2 to C30 alkynyl group, a hydroxy group, a halogen atom or a combination thereof,
wherein in Group 2, a location of linking points is not limited,
B is one of groups in Group 1, and
* is a linking point,

wherein, in the Group 1,
Ar 1 to Ar 4 are each independently a substituted or unsubstituted C6 to C30 aryl group,
R 11 to R 14 are each independently a hydroxy group, a thionyl group, a thiol group, a cyano group, a substituted or unsubstituted amino group, a halogen atom, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C1 to C30 alkoxy group, a substituted or unsubstituted C3 to C30 cycloalkenyl group, a substituted or unsubstituted C1 to C20 alkylamine group, a substituted or unsubstituted C7 to C20 arylalkyl group, a substituted or unsubstituted C1 to C20 heteroalkyl group, a substituted or unsubstituted C2 to C30 heterocycloalkyl group, a substituted or unsubstituted C2 to C30 heteroaryl group, a substituted or unsubstituted C1 to C4 alkylether group, a substituted or unsubstituted C7 to C20 arylalkylene ether group, a substituted or unsubstituted C1 to C30 haloalkyl group, or a combination thereof,
g to j are each independently an integer ranging from 0 to 2,
L is a single bond, a substituted or unsubstituted C1 to C6 alkylene group, a substituted or unsubstituted C6 to C30 arylene group, or a combination thereof,
m is an integer ranging from 1 to 3, and
* is a linking point.

2. The polymer as claimed in claim 1 , wherein the hetero atom is N, O, S, Te, or Se.

3. The polymer as claimed in claim 1 , wherein:
B in Chemical Formula 1 is selected from

 in Group 1, and
Ar 1 to Ar 4 are each independently a substituted or unsubstituted cyclic group selected from Group 3:

wherein in Group 3, a location of linking points is not limited.

4. The polymer as claimed in claim 1 , wherein the structural unit represented by Chemical Formula 1 includes one of structural units represented by Chemical Formulae 1-1 to 1-8:

wherein, in Chemical Formulae 1-1 to 1-8,
Z 101 and Z 104 are N,
Z 102 is O, S, Te, or Se,
Z 103 is NR a , O, S, Te, or Se,
R a and R 101 are hydrogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C3 to C30 cycloalkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C7 to C30 arylalkyl group, a substituted or unsubstituted C1 to C30 heteroalkyl group, a substituted or unsubstituted C2 to C30 heterocycloalkyl group, a substituted or unsubstituted C2 to C30 heterocyclic group, a substituted or unsubstituted C2 to C30 alkenyl group, a substituted or unsubstituted C2 to C30 alkynyl group, a hydroxy group, a halogen atom, or a combination thereof, and
* is a linking point.

5. The polymer as claimed in claim 1 , wherein the polymer has a weight average molecular weight of about 500 to about 20,000.

6. An organic layer composition, comprising
a polymer including a structural unit represented by Chemical Formula 1 and
a solvent:

wherein, in Chemical Formula 1,
A is a substituted or unsubstituted cyclic group selected from Group 2:

wherein, in Group 2,
Z 1 and Z 12 are O, S, Te, or Se,
Z 2 , Z 5 , Z 6 , and Z 9 are NR a , O, S, Te, or Se,
Z 3 to Z 4 , Z 7 to Z 8 , Z 10 to Z 11 and Z 13 to Z 23 are N, and
R a is hydrogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C3 to C30 cycloalkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C7 to C30 arylalkyl group, a substituted or unsubstituted C1 to C30 heteroalkyl group, a substituted or unsubstituted C2 to C30 heterocycloalkyl group, a substituted or unsubstituted C2 to C30 heterocyclic group, a substituted or unsubstituted C2 to C30 alkenyl group, a substituted or unsubstituted C2 to C30 alkynyl group, a hydroxy group, a halogen atom or a combination thereof,
wherein in Group 2, a location of linking points is not limited,
B is one of groups in Group 1, and
* is a linking point,

wherein, in Group 1,
Ar 1 to Ar 4 are each independently a substituted or unsubstituted C6 to C30 aryl group,
R 11 to R 14 are each independently a hydroxy group, a thionyl group, a thiol group, a cyano group, a substituted or unsubstituted amino group, a halogen atom, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C1 to C30 alkoxy group, a substituted or unsubstituted C3 to C30 cycloalkenyl group, a substituted or unsubstituted C1 to C20 alkylamine group, a substituted or unsubstituted C7 to C20 arylalkyl group, a substituted or unsubstituted C1 to C20 heteroalkyl group, a substituted or unsubstituted C2 to C30 heterocycloalkyl group, a substituted or unsubstituted C2 to C30 heteroaryl group, a substituted or unsubstituted C1 to C4 alkylether group, a substituted or unsubstituted C7 to C20 arylalkylene ether group, a substituted or unsubstituted C1 to C30 haloalkyl group, or a combination thereof, g to j are each independently an integer ranging from 0 to 2,
L is a single bond, a substituted or unsubstituted C1 to C6 alkylene group, a substituted or unsubstituted C6 to C30 arylene group, or a combination thereof,
m is an integer ranging from 1 to 3, and
* is a linking point.

7. The organic layer composition as claimed in claim 6 , wherein the hetero atom is N, O, S, Te, or Se.

8. The organic layer c

Assignees

• Samsung Sdi Co Ltd

Inventors

• Park Yu-Shin
• Kim Tae-Ho
• Choi Yoo-Jeong
• Kang Sun-Hae
• Kwon Hyo-Young
• Kim Sang-Kyun
• Kim Young-Min
• Nam Youn-Hee
• Song Hyun-Ji
• Yoon Byeri
• Lee Dong-Geun
• Jeong Seulgi

Classifications

• C08G10/00

  Condensation polymers of aldehydes or ketones with aromatic hydrocarbons or halogenated aromatic hydrocarbons only · CPC title

• C09D165/00

  Coating compositions based on macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain (C09D107/00 - C09D157/00, C09D161/00 take precedence); Coating compositions based on derivatives of such polymers · CPC title

• C08G2261/3245

  containing nitrogen and oxygen as heteroatoms · CPC title

• C08G2261/12

  Copolymers · CPC title

• C09D161/18

  Condensation polymers of aldehydes or ketones with aromatic hydrocarbons or their halogen derivatives only · CPC title