# US 10,766,910 B2 · Nitrogen-containing compound and color conversion film comprising same

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- Number: US 10,766,910 B2
- Document ID: US10766910B2
- Status: Granted
- Kind: B2
- Application number: 16/337,816
- Filed: 2017-11-14
- Published: 2019-07-25
- Granted: 2020-09-08
- Earliest claimed: 2016-11-18
- Assignees: LG Chem, Ltd.
- Applicants: LG Chem, Ltd.
- Inventors: Milim Lee; Seonkyoung Son; Cheol Jun Song; Hoyong Lee
- Web page: https://patentgrep.com/patent/US10766910B2

## CPC

- C07F 5/022: {without C-boron linkages}
- C07F 7/0812: {comprising a heterocyclic ring}
- C09K 11/02: Use of particular materials as binders, particle coatings or suspension media therefor
- C09K 11/06: containing organic luminescent materials
- F21V 9/30: Elements containing photoluminescent material distinct from or spaced from the light source (shades F21V1/17; globes, bowls or cover glasses F21V3/08, F21V3/12; refractors F21V5/10; reflectors F21V7/26, F21V7/30; elements with provision for controlling the spectral properties or intensity F21V9/40)
- F21V 9/40: with provision for controlling spectral properties, e.g. colour, or intensity
- G02B 6/005: {provided by one optical element, or plurality thereof, placed on the light output side of the light guide}
- C09K 2211/1007: Non-condensed systems
- C09K 2211/1011: Condensed systems
- C09K 2211/1014: bridged by heteroatoms, e.g. N, P, Si or B
- C09K 2211/1018: Heterocyclic compounds
- G02B 6/0031: {Reflecting element, sheet or layer}
- G02B 6/0061: {to provide homogeneous light output intensity}
- C07F: ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM (metal-containing porphyrins C07D487/22)
- C09K: MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS

## Abstract

The present specification relates to a compound containing nitrogen, and a color conversion film, a backlight unit, and a display device, including the same.

## Claims

### Claim 1

A compound represented by the following Chemical Formula 1:
in Chemical Formula 1,
p is 2, and structures in the parenthesis are the same as each other,
L1 and L2 are the same as or different from each other, and are each independently a direct bond; —SiR101R102—; —SO2—; —O—; —NR103—; —C(═O)O—; a substituted or unsubstituted alkylene group; a substituted or unsubstituted cycloalkylene group; a substituted or unsubstituted arylene group; or a substituted or unsubstituted divalent heterocyclic group,
R1 and R2 are the same as or different from each other, and are each independently hydrogen; deuterium; a halogen group; a cyano group; a nitro group; a carbonyl group; a carboxyl group (—COOH); an ether group; a hydroxy group; —C(═O)NR104R105; —C(═O)OR106; a substituted or unsubstituted alkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryloxy group; a substituted or unsubstituted alkenyl group; a substituted or unsubstituted silyl group; a substituted or unsubstituted amine group; a substituted or unsubstituted alkylamine group; a substituted or unsubstituted arylamine group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heterocyclic group, or adjacent groups are optionally bonded to each other to form a ring,
m is an integer of 0 to 4, and when m is 2 or more, R1's are the same as or different from each other,
n is an integer of 0 to 5, and when n is 2 or more, R2's are the same as or different from each other,
X1 and X2 are the same as or different from each other, and are each independently a halogen group; a cyano group; an ether group; an ester group; a substituted or unsubstituted alkyl group; a substituted or unsubstituted alkynyl group; a substituted or unsubstituted alkoxy group;
a substituted or unsubstituted aryloxy group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heterocyclic group, or X1 and X2 are bonded to each other to form a substituted or unsubstituted ring, and
R101 to R106 are the same as or different from each other, and are each independently hydrogen; deuterium; a substituted or unsubstituted alkyl group; a substituted or unsubstituted fluoroalkyl group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heterocyclic group.

### Claim 2 (depends on 1)

The compound of claim 1, wherein Chemical Formula 1 is represented by any one of the following Chemical Formulae 2 to 7:
in Chemical Formulae 2 to 7,
L1 is the same as the definition in Chemical Formula 1,
L21 and L22 are the same as the definition of L2 of Chemical Formula 1, and L21 and L22 are the same as or different from each other,
the definitions of R11, R12, R21, and R22 are the same as those of R1 and R2 of Chemical Formula 1, R11 and R12 are the same as each other, and R21 and R22 are the same as each other,
the definitions of m1 and m2 are the same as the definition of m of Chemical Formula 1, and m1 and m2 are the same as each other,
the definitions of n1 and n2 are the same as the definition of n of Chemical Formula 1, and n1 and n2 are the same as each other, and
the definitions of X11 to X14 are the same as the definitions of X1 and X2 of Chemical Formula 1, X11 is the same as X14, and X12 is the same as X13.

### Claim 3 (depends on 1)

The compound of claim 1, wherein L1 and L2 are the same as or different from each other, and are each independently a direct bond; —SiR101R102—; —SO2—; —O—; —NR103—; —C(═O)O—; a substituted or unsubstituted methylene group; a substituted or unsubstituted ethylene group; a substituted or unsubstituted propylene group; a substituted or unsubstituted butylene group; a substituted or unsubstituted pentanylene group; a substituted or unsubstituted cyclohexanylene group; a substituted or unsubstituted phenylene group; a substituted or unsubstituted biphenylene group; a substituted or unsubstituted naphthylene group; a substituted or unsubstituted anthracenylene group; a substituted or unsubstituted phenanthrenylene group; a substituted or unsubstituted pyrenylene group; a substituted or unsubstituted fluorenylene group; a substituted or unsubstituted spirobifluorenylene group; a substituted or unsubstituted pyridinylene group; a substituted or unsubstituted pyrimidinylene group; a substituted or unsubstituted pyrrolene group; a substituted or unsubstituted furanylene group; a substituted or unsubstituted thiophenylene group; a substituted or unsubstituted oxazolylene group; a substituted or unsubstituted triazolylene group; a substituted or unsubstituted indolene group; a substituted or unsubstituted benzoxadiazolene group; a substituted or unsubstituted triazolene group; a substituted or unsubstituted benzothiadiazolene group; a substituted or unsubstituted benzoxadiazolylene group; a substituted or unsubstituted dibenzofuranylene group; a substituted or unsubstituted carbazolylene group; a substituted or unsubstituted xanthenylene group; a substituted or unsubstituted dihydroantharcenylene group; a substituted or unsubstituted dihydroacridinylene group; or a substituted or unsubstituted phenoxathinylene group, and
R101 to R103 are the same as or different from each other, and are each independently hydrogen; deuterium; a methyl group; or a phenyl group.

### Claim 4 (depends on 1)

The compound of claim 1, wherein X1 and X2 are the same as or different from each other, and are each independently fluorine; chlorine; a cyano group; a phenoxy group substituted with a nitro group; a methoxy group; a phenyl group; an ethynyl group substituted with a trimethylsilyl group; or —OC(═O)R107, and R107 is a trifluoromethyl group.

### Claim 5 (depends on 1)

The compound of claim 1, wherein R1 is hydrogen; deuterium; fluorine; a carboxyl group; a hydroxy group; a cyano group; a phenoxy group; a butylamine group; a diphenylamine group; a phenyl group unsubstituted or substituted with fluorine, a phenethyl group, a carboxyl group, a carbazole group, a butyl group, a diphenylamine group, or a trifluoromethyl group; a naphthyl group; an anthracenyl group; a pyrenyl group; a bipyridine group; a carbazole group unsubstituted or substituted with a butyl group; a trifluoromethyl group; a tetraphenylmethyl group; a tetraphenylsilyl group; a triphenylsilyl group; a dimethylfluorenyl group; a spirobifluorenyl group; an ethoxy group substituted with a carbazole group; an indole group unsubstituted or substituted with a carboxyl group; a triazaindene group; a triazole group substituted with a phenyl group; a dimethyldihydroacridine group; a dimethylxanthene group; a tetramethyldihydroanthracene group; or —C(═O)OR106, and R106 is a butyl group.

### Claim 6 (depends on 1)

The compound of claim 1, wherein Chemical Formula 1 is any one selected from the following structural formulae:

### Claim 7 (depends on 1)

A color conversion film comprising:
a resin matrix; and
the compound represented by Chemical Formula 1 according to claim 1, which is dispersed in the resin matrix.

### Claim 8 (depends on 7)

A backlight unit comprising the color conversion film according to claim 7.

### Claim 9 (depends on 8)

A display device comprising the backlight unit according to claim 8.