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Photoelectric conversion element using lignin derivative and photoelectric chemical cell

Foreign code F110004766
File No. A152-08WO
Posted date Jul 21, 2011
Country Republic of Korea
Application number 20057014544
Gazette No. 20050109481
Gazette No. 100658412
Date of filing Aug 6, 2005
Gazette Date Nov 21, 2005
Gazette Date Dec 15, 2006
International application number JP2004001336
International publication number WO2004070868
Date of international filing Aug 6, 2005
Date of international publication Aug 19, 2004
Priority data
  • P2003-032891 (Feb 10, 2003) JP
Title Photoelectric conversion element using lignin derivative and photoelectric chemical cell
Abstract Use of a lignin derivative obtained by introducing a phenol compound in lignin, especially in a semiconductor thin-film electrode, a photoelectric conversion element or a solar cell including the same.
In particular, a photoelectric conversion element semiconductor thin-film electrode being free from carbon resource restraints, a photoelectric conversion element or a solar cell including the same.
In the photoelectric conversion element, use is made of a semiconductor film amplified by at least one lignin derivative selected from the group consisting of lignophenol derivatives, second order derivatives obtained from the lignophenol derivatives, higher order derivatives obtained from the lignophenol derivatives, substances constituted of the second order derivatives crosslinked and substances constituted of the higher order derivatives crosslinked.
Scope of claims [claim1]
1. (a)-(e) from the photoelectric conversion device using semiconductor films by Li danian derivatives are selected from the group or two or more amplified.

(a) phenol compound derivatives of lignin lignin-containing materials in the fuyenooru compound solvent sum after a sulphuric acid and mixing, resulting in lignovenol derivatives

(b) lignovenol derivatives for Ashiru introduction carboxyl groups selected from introduction, amide based introduction response, cross-based deployment reactions and alkali processing reactions, reaction 〗 obtained by reactions of second derivatives

(c) RegNow Univ. Nord derivatives for Ashiru based introduction reactions, obtained by reaction of two or more selected from the carboxyl group based introduction reactions, amide based introduction response, cross-based introduction reactions and alkali processing reactions to higher-order derivatives

(d) second derivatives has been bridged secondary derivatives obtained by cross-linking based introduction wherein said second derivatives of bridge body

(e) higher order derivatives obtained through cross-based introduction reaction wherein high-order derivatives of higher order derivatives are bridged bridged body
[claim2]
2. photoelectric conversion devices in the

Semiconductor membrane is the device of claim 1 in lignovenol derivatives have been sensitized.
[claim3]
3. wherein phenol compounds ^, p ― Klez subscribe, 2, 6 _ xylenol, 2, 2, 4 1 xylenol ― method fix xifenol, 2, 6 ― species selected from dimetkichiffenol, power Tekle, resorcinol, Homo Kate Cole, pyrogallol, and frologlushi Nord or two or more in a claim 1 or 2 devices listed.
[claim4]
4. wherein phenol compounds p-cresol in claim 1 or 2 elements in.
[claim5]
5. Wherein lignovenol derivatives ariirupuropannyunitto C 1 place the ^ to phenol compounds one joins the ol' fix much carbon atoms against the installation of hydroxyl groups and taoru choose join 1, 1 para coupling 1 1 bis (ariiru) propane unit and 7 or para-carbon atom is joined, 1 ― claim 1 with bis (ariiru) propane unit,-on each of 4 elements listed.
[claim6]
6. Semiconductor membrane, wherein lignin derivatives as well as containing organic materials and inorganic materials or containing materials are selected from the cellulose-based materials, ceramic materials, metallic materials and glass or two or more of the claims one of the 1st to 5th and elements described.
[claim7]
7. Wherein lignin derivatives, heating, radiation of species selected from the UV light irradiation and radiation therapy or two or more, have been claimed one of the 1-6 and described devices.
[claim8]
8. Semiconductor membrane, wherein lignin derivatives as well as cellulose-based materials and rig two, containing organic materials derived from lignocellulosic of materials containing materials and polyphenols materials or a derivative thereof, claims 1-7 and elements described.
[claim9]
9. And, photoelectric conversion device manufacturing method

(A) to (e);

(a) as sufficient to manufacture lignin-containing material with a phenol compound solvent sum after a sulphuric acid and mixed with the lignin phenolic compound derivatives lignovenol derivatives

(b) RegNow; L Nord derivatives for Ashiru based introduction reactions, one selected from the carboxyl group based introduction reactions, amide based introduction response, cross-based introduction reactions and alkali processing reactions reaction to a second derivatives

(c) lignovenol derivatives for Ashiru introduction react, carboxyl group-containing derivatives synthesis, process to manufacture higher-order derivatives of the reaction of two or more selected from the amide based introduction reactions, cross-based deployment reactions and alkali processing reactions

(d) secondary derivatives obtained by cross-linking based introduction wherein secondary derivatives of cross-linked with a second derivatives of bridge body

(e) obtained through cross-based introduction reaction wherein high-order derivatives of higher order derivatives of cross-linked with a higher-order derivatives of bridge body

From the ridanin derivatives of lignin derivatives are selected from the group or two or more production and said manufacturing process locally produced films prepared to process and

Equipment and production methods.

1 0. claims 1-8 and described the photoelectric conversion device with a photoelectrochemical cell.

1 1. (A)-(e) from the semiconductor particles by ridanin derivatives are selected from the group or two or more amplified.

(a) be lignin-containing materials added phenol compounds in Japanese after the solvent, acid, mixed with ridanin phenol compound derivatives of ridanovenol derivatives

(b) lignovenol derivatives for asiru introduction react, carboxyl group-containing derivatives synthesis, are selected from the amide based introduction reactions, cross-based introduction reactions and alkali processing responses responses to the second derivative

(c) lignovenol derivatives for Ashiru introduction react, carboxyl group-containing derivatives synthesis, obtained by reaction of two or more selected from the amide based introduction reactions, cross-based deployment reactions and alkali processing reactions to higher-order derivatives

(d) secondary derivatives obtained by cross-linking based introduction wherein secondary derivatives out frame Jiao of second derivatives of the 惡政 bridge

(e) higher order derivatives obtained through cross-based introduction reaction wherein high-order derivatives of higher order derivatives are bridged bridged body

〗 2 . (A)-(e) from the photosensitizers which are selected from the group or more than two types of lignin derivatives.

(a) VEN subscribe compound of lignin lignin-containing materials added phenol compounds in Japanese after the solvent, acid, mixed with derivatives lignovenol derivatives

(b) lignovenol derivatives for Ashiru introduction react, carboxyl group-containing derivatives synthesis, are selected from the amide based introduction reactions, cross-based introduction reactions and alkali processing responses responses to the second derivative

(c) lignovenol derivatives for Ashiru introduction react, carboxinole based introduction reactions, obtained by reaction of two or more selected from the amide based introduction reactions, cross-based deployment reactions and alkali processing reactions to higher-order derivatives

(d) wherein secondary derivatives out on cross-based deployment response resources of second derivatives of second derivatives were obtained have been bridged bridged body

(e) higher order derivatives obtained through cross-based introduction reaction wherein high-order derivatives of higher order derivatives are bridged bridged body
  • Applicant
  • JAPAN SCIENCE AND TECHNOLOGY AGENCY
  • Inventor
  • FUNAOKA MASAMITSU
  • AOYAGI MITSURU
IPC(International Patent Classification)
Reference ( R and D project ) CREST Research and Development of System Technologies for Resource Recycling and Minimum Energy Requirement AREA
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