Patent US4647518A successfully refreshed from Google Patents.
US4647518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light-emitting display component and method for light-emitting display using the same
Assignee: Canon Inc
•
Filing: 1985-04-17
•
Granted: 1987-03-03
•
Expires: 2005-04-17
Abstract
Abstract A light-emitting display component has a light-emitting display layer made of a monomolecular layers of inclusion complex compounds each comprising host molecules and guest molecules.
Inventors
- 👤 Hiroshi Matsuda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:28
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/72; G03C1/73; Y; Y10; Y10S; Y10S430/00; Y10S430/1053; Y10S430/1055; Y10S430/106
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
80 words
A light-emitting display component, comprising a light-emitting display layer containing a monomolecular layer of inclusion complex compounds each comprising host molecules having a hydrophilic site, a hydrophobic site and an inclusion site, and the guest molecules included in the host molecules; said guest molecules having a site capable of forming a hydrogen bond with the host molecules and said guest molecules emit light in their monomer state by receiving external energy, and fail to emit light in their dimer state.
Claim 2
Dependent Claim
80 words
A light-emitting display component, comprising a light-emitting display layer containing a monomolecular layer of inclusion complex compounds each comprising host molecules having a hydrophilic site, a hydrophobic site and an inclusion site, and the guest molecules included in the host molecules; said guest molecules having a site capable of forming a hydrogen bond with the host molecules and said guest molecules emit light in their monomer state by receiving external energy, and fail to emit light in their dimer state.
Claim 3
Dependent Claim
23 words
A light-emitting display component according to claim 1, wherein the host molecule is an acetylenediol derivative, a diacetylenediol derivative, or a hydroquinone derivative.
Claim 4
Dependent Claim
23 words
A light-emitting display component according to claim 1, wherein the guest molecule is an anthracene derivative, an acridinium derivative, or a benzacridinium derivative.
Claim 5
Dependent Claim
24 words
A light-emitting display component according to claim 1, wherein a molar ratio of the host molecules to the guest molecules is 1:1 or 1:2.
Claim 6
Dependent Claim
18 words
A light-emitting display component according to claim 1, wherein the external energy is γ-rays, X-rays or ultraviolet rays.
Claim 7
Independent Claim
119 words
A method for light-emitting display, comprising (1) subjecting a light-emitting display component comprising a light-emitting display layer containing a monomolecular layer of inclusion complex compounds each comprising host molecules having a hydrophilic site, a hydrophobic site and an inclusion site, and guest molecules included in the host molecules said guest molecules having a site capable of forming a hydrogen bond with the host molecules and, said guest molecules emit light in their monomer state by receiving external energy and fail to emit light in their dimer state, to irradiation by external energy according to given information to thereby dimerize the guest molecules, and then (2) subjecting the light-emitting display component to ultraviolet light exposure to thereby make a display.
Claim 8
Independent Claim
119 words
A method for light-emitting display, comprising (1) subjecting a light-emitting display component comprising a light-emitting display layer containing a monomolecular layer of inclusion complex compounds each comprising host molecules having a hydrophilic site, a hydrophobic site and an inclusion site, and guest molecules included in the host molecules said guest molecules having a site capable of forming a hydrogen bond with the host molecules and, said guest molecules emit light in their monomer state by receiving external energy and fail to emit light in their dimer state, to irradiation by external energy according to given information to thereby dimerize the guest molecules, and then (2) subjecting the light-emitting display component to ultraviolet light exposure to thereby make a display.
Claim 9
Independent Claim
152 words
A method for light-emitting display, comprising (1) subjecting a light-emitting display component comprising a light-emitting display layer containing a monomolecular layer of inclusion complex compounds each comprising host molecules having a hydrophilic site, a hydrophobic site and an inclusion site and guest molecules included in the host molecules, said guest molecules having a site capable of forming a hydrogen bond with the host molecules and the guest molecules emit light in their monomer state by receiving external energy and fail to emit light in their dimer state, to exposure by light having a specific wavelength to thereby dimerize at least the guest molecules, then (2) subjecting the light-emitting display component to irradiation by ultraviolet light having a given wavelength according to a given pattern to thereby depolymerize the dimerized guest molecules, and then (3) subjecting the light-emitting display component to exposure by ultraviolet light having another wavelength to thereby make a display.
Claim 10
Independent Claim
152 words
A method for light-emitting display, comprising (1) subjecting a light-emitting display component comprising a light-emitting display layer containing a monomolecular layer of inclusion complex compounds each comprising host molecules having a hydrophilic site, a hydrophobic site and an inclusion site and guest molecules included in the host molecules, said guest molecules having a site capable of forming a hydrogen bond with the host molecules and the guest molecules emit light in their monomer state by receiving external energy and fail to emit light in their dimer state, to exposure by light having a specific wavelength to thereby dimerize at least the guest molecules, then (2) subjecting the light-emitting display component to irradiation by ultraviolet light having a given wavelength according to a given pattern to thereby depolymerize the dimerized guest molecules, and then (3) subjecting the light-emitting display component to exposure by ultraviolet light having another wavelength to thereby make a display.
Claim 11
Dependent Claim
16 words
A light-emitting display component according to claim 1, wherein the monomolecular layer is a Langmuir-Blodgett film.
Claim 12
Dependent Claim
57 words
A light-emitting display component according to claim 1, wherein the host molecules are selected from the group consisting of: ##STR6## wherein X is a hydrogen atom or a phenyl group, and R 1 and R 2 are each linear alkyl groups having 5 to 30 carbon atoms or fatty acid groups having 1 to 30 carbon atoms.
Claim 13
Dependent Claim
36 words
A light-emitting display component according to claim 1, wherein the guest molecules are an anthracene derivative having the formula: ##STR7## wherein R is --CH 3 , --CH 2 OH, --CHO, --COC 2 H 5 or --Br.
Claim 14
Dependent Claim
49 words
A light-emitting display component according to claim 1, wherein the guest molecules are an acridinium derivative having the formula: ##STR8## wherein R is --H, --CH 3 , --C 2 H 5 or --OH, and X is I - ; Br - , Cl - or ClO 4 - .
Claim 15
Dependent Claim
36 words
A light-emitting display component according to claim 1, wherein the guest molecules are an benzacridinium derivative having the formula: ##STR9## wherein X is I - , Br - , Cl - or ClO 4 - .
Claim 16
Dependent Claim
17 words
A method for light-emitting display according to claim 6, wherein the monomolecular layer is a Langmuir-Blodgett film.
Claim 17
Dependent Claim
58 words
A method for light-emitting display according to claim 6, wherein the host molecules are selected from the group consisting of: ##STR10## wherein X is a hydrogen atom or a phenyl group, and R 1 and R 2 are each linear alkyl groups having 5 to 30 carbon atoms or fatty acid groups having 1 to 30 carbon atoms.
Claim 18
Dependent Claim
37 words
A method for light-emitting display according to claim 6, wherein the guest molecules are an anthracene derivative having the formula: ##STR11## wherein R is --CH 3 , --CH 2 OH, --CHO, --COC 2 H 5 or --Br.
Claim 19
Dependent Claim
50 words
A method for light-emitting display according to claim 6, wherein the guest molecules are an acridinium derivative having the formula: ##STR12## wherein R is --H, --CH 3 , --C 2 H 5 or --OH, and X is I - ; Br - , Cl - or ClO 4 - .
Claim 20
Dependent Claim
37 words
A method for light-emitting display according to claim 6, wherein the guest molecules are an benzacridinium derivative having the formula: ##STR13## wherein X is I - , Br - , Cl - or ClO 4 - .
Claim 21
Dependent Claim
17 words
A method for light-emitting display according to claim 7, wherein the monomolecular layer is a Langmuir-Blodgett film.
Claim 22
Dependent Claim
58 words
A method for light-emitting display according to claim 7, wherein the host molecules are selected from the group consisting of: ##STR14## wherein X is a hydrogen atom or a phenyl group, and R 1 and R 2 are each linear alkyl groups having 5 to 30 carbon atoms or fatty acid groups having 1 to 30 carbon atoms.
Claim 23
Dependent Claim
37 words
A method for light-emitting display according to claim 7, wherein the guest molecules are an anthracene derivative having the formula: ##STR15## wherein R is --CH 3 , --CH 2 OH, --CHO, --COC 2 H 5 or --Br.
Claim 24
Dependent Claim
50 words
A method for light-emitting display according to claim 7, wherein the guest molecules are an acridinium derivative having the formula: ##STR16## wherein R is --H, --CH 3 , --C 2 H 5 or --OH, and X is I - ; Br - , Cl - or ClO 4 - .
Claim 25
Dependent Claim
37 words
A method for light-emitting display according to claim 7, wherein the guest molecules are an benzacridinium derivative having the formula: ##STR17## wherein S is I - , Br - , Cl - or ClO 4 - .
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-03-02 | 1990-09-01 | 1991-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-03-02 | 1994-09-01 | 1995-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-03-02 | 1998-09-01 | 1999-03-03 | $7700.00 | Window Closed / Lapsed |