JPH03212415A - Solid polyelectrolyte - Google Patents

Solid polyelectrolyte

Info

Publication number
JPH03212415A
JPH03212415A JP2007301A JP730190A JPH03212415A JP H03212415 A JPH03212415 A JP H03212415A JP 2007301 A JP2007301 A JP 2007301A JP 730190 A JP730190 A JP 730190A JP H03212415 A JPH03212415 A JP H03212415A
Authority
JP
Japan
Prior art keywords
ester
solid electrolyte
polymer solid
molecular weight
polypropylene glycol
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2007301A
Other languages
Japanese (ja)
Other versions
JPH0832755B2 (en
Inventor
Shuichi Ido
秀一 井土
Tomohiko Noda
智彦 野田
Hiroshi Imachi
宏 井町
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yuasa Corp
Original Assignee
Yuasa Battery Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yuasa Battery Corp filed Critical Yuasa Battery Corp
Priority to JP2007301A priority Critical patent/JPH0832755B2/en
Publication of JPH03212415A publication Critical patent/JPH03212415A/en
Publication of JPH0832755B2 publication Critical patent/JPH0832755B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Landscapes

  • Secondary Cells (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyethers (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Conductive Materials (AREA)
  • Primary Cells (AREA)

Abstract

PURPOSE:To obtain the title polyelectrolyte with high ionic conductance, excellent in mechanical strength, containing ionic salt by mixing a polypropylene glycol diacrylic ester, etc., and a polyether monodimethacrylic ester, etc., followed by carrying out a reaction. CONSTITUTION:A mixture of (A) a diacrylic ester and/or dimethacrylic ester of polypropylene glycol (pref. 2000-30000 in molecular weight), (B) a monodimethacrylic ester and/or monoacrylic ester of polyether (pref. polyethylene glycol) and (C) an ionic salt solution (e.g. propylene carbonate solution of LiClO4) is subjected to a reaction by e.g. heating into a crosslinked network structure, thus obtaining the objective solid polyelectrolyte suitable for e.g. primary batteries.

Description

【発明の詳細な説明】 産業上の利用分野 本発明は一次電池、二次電池、エレクトロクロミックデ
イスプレィ、電気化学センサー、イオントフォレーシス
、コンデンサーその他の電気化学的デバイスに用いるポ
リマー固体電解質に関するものである。
DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application This invention relates to polymer solid electrolytes for use in primary batteries, secondary batteries, electrochromic displays, electrochemical sensors, iontophoresis, capacitors, and other electrochemical devices. It is.

従来技術とその問題点 従来のポリマー固体電解質は分子量が2.0DC+より
低いポリエーテyの架橋ネットワークが主であった。特
にシアクリ/I’酸エステル又はジメタクリル酸エステ
ルに変性したポリエーテルを架橋したものは柔軟性が低
いという欠点があった・このため電池等に使用した場合
、外部からの力によって破壊しやすくシーート等の原因
となっていた。
Prior art and its problems Conventional polymer solid electrolytes have mainly consisted of a crosslinked network of polyethers having a molecular weight lower than 2.0DC+. In particular, cross-linked polyethers modified to cyacrylic/I' acid esters or dimethacrylic esters have the disadvantage of low flexibility.For this reason, when used in batteries, etc., sheets are easily destroyed by external force. etc., was the cause.

発明の目的 本発明は上記従来の問題点に鑑みなされたものであり、
機械的強度に優れた、イオン伝導度の高い、ポリマー固
体電解質を提供することを目的とするものである◎ 発明の構成 本発明は上記目的を達成するべく、 ポリプロピレングリコ−yのシアクリル駿エステ〃又は
/及びジメタクリμ酸エステルとポリエーテルのセノア
クリ〜酸エステル又は/及びモノメタクリル酸エステル
の混合物を反応させて架橋ネットワーク構造とした高分
子がイオン性塩な含むことを特徴とするポリマー固体電
解質である。
Purpose of the Invention The present invention has been made in view of the above-mentioned conventional problems.
It is an object of the present invention to provide a polymer solid electrolyte with excellent mechanical strength and high ionic conductivity. ◎ Structure of the Invention In order to achieve the above object, the present invention provides a cyacrylic ester of polypropylene glycol-y. or/and a polymer solid electrolyte characterized in that the polymer formed into a crosslinked network structure by reacting a mixture of a dimethacrylic acid ester and a senoacrylic acid ester of polyether or/and a monomethacrylic acid ester contains an ionic salt. be.

又)ポリプロピレングリコ−μの分子量が2.000乃
至30,000である前記のポリマー固体電解質である
and) the aforementioned polymer solid electrolyte in which polypropylene glyco-μ has a molecular weight of 2.000 to 30,000.

又、ポリエーテルがポリエチレングリコ−μ、ポリプロ
ピレングリコ−y1エチレンオキVドとプロピレンオキ
シドの共重合体の中より選んだ1種又は混合物である前
記のポリマー固体電解質である。
Further, the above polymer solid electrolyte is one in which the polyether is one selected from polyethylene glyco-μ, polypropylene glyco-y, a copolymer of ethylene oxide and propylene oxide, or a mixture thereof.

又・イオン性塩を相溶することができる化合物を該イオ
ン性塩と共に含有する前記のポリマー固体電解質である
- The polymer solid electrolyte described above contains a compound capable of dissolving the ionic salt together with the ionic salt.

又1架橋ネツトフークの形成は熱的、活性光線、又は電
離性放射線の照射による前記のポリマー固体電解質であ
る。
Alternatively, the formation of a crosslinked net-link can be achieved by irradiating the polymer solid electrolyte thermally, with actinic light, or with ionizing radiation.

実施例 以下、本発明の詳細について実施例により説明する。Example Hereinafter, the details of the present invention will be explained with reference to Examples.

実施例1 ポリプロピレングリコールのジアクリル酸エヌテ、lv
(分子量4,0DD)50重量部とメトキシ化ジエチレ
ングリコ−μのモノアクリy酸エステ1v50重量部を
混合した液C1I、10F5SO311,5重量%のプ
ロピレンカーボネート溶液ヲ100重量部加えて、均一
に混合した。この液をガラス板上にキャストし、8Mr
adの電子線を照射した。この膜の厚みは100声−で
複素インピーダンス法により測定したイオン伝導度は2
 X jO−48CIm−1(25℃)でありだ・又・
柔軟性テストとして1800折り曲げテストによっても
、この膜は割れを生じなかった。
Example 1 Polypropylene glycol diacrylate ent, lv
(Molecular weight: 4.0 DD) and 50 parts by weight of methoxylated diethylene glyco-μ monoacrylic acid ester (1v) were added to liquid C1I, and 100 parts by weight of a propylene carbonate solution containing 11.5% by weight of 10F5SO3 were added and mixed uniformly. Cast this liquid on a glass plate and add 8Mr.
irradiated with ad electron beam. The thickness of this membrane is 100 mm, and the ionic conductivity measured by the complex impedance method is 2.
X jO-48CIm-1 (25℃)
The membrane did not crack when subjected to an 1800 bend test as a flexibility test.

ポリプロピレングリコ−μのシアクリN酸エステルの分
子量を400.1,000.2.000とIQ、000
のものについての性能を表1にまとめた。
The molecular weight of polypropylene glyco-μ cyacrylic acid ester is 400.1,000.2.000 and IQ, 000.
The performance of these products is summarized in Table 1.

表     1 実施例2 ポリプロピレングリコ−yのシアクリy駿エステN(分
子量4,000)50重量部とメトキシ化ジエチレング
リコ−〜のモノアクリル酸エステル50重量部を混合し
た液に、Li0F3SO511,5重量%のジメトキシ
エタンMI[’100重量部加えて、均一に混合した。
Table 1 Example 2 11.5% by weight of Li0F3SO5 was added to a liquid mixture of 50 parts by weight of polypropylene glyco-y cyacrylic ester N (molecular weight 4,000) and 50 parts by weight of monoacrylic acid ester of methoxylated diethylene glyco-y. 100 parts by weight of dimethoxyethane MI was added and mixed uniformly.

この液をガラス板上にキャストし、ジメトキシエタンを
蒸発させた。その後、8 araaの電子線を照射した
This liquid was cast on a glass plate, and dimethoxyethane was evaporated. Thereafter, an electron beam of 8 araa was irradiated.

この膜の厚みは100μ調で複素インピーダンス法によ
り測定したイオン伝導度は5X10−’8 os−+−
yた。180°折り曲げテスFで割れは生じなかった。
The thickness of this membrane is 100μ, and the ionic conductivity measured by the complex impedance method is 5X10-'8 os-+-
Yes. No cracking occurred in the 180° bending test F.

ポリプロピレングリコ−yのシアクリN酸エステルの分
子量を400.1,000゜2.000と10,000
のものについても調査した結実施例5 実施例2において電子線照射に代えて15重量部のアゾ
イソブチロニトリμを加えて80℃で1時間反応させた
。これ以外は、すべて実施例2に同じとした。
The molecular weight of polypropylene glyco-y cyacrylic acid ester is 400.1,000°2.000 and 10,000.
Example 5 In Example 2, instead of electron beam irradiation, 15 parts by weight of azoisobutyronitrium μ was added and the reaction was carried out at 80° C. for 1 hour. Everything else was the same as in Example 2.

ここで得られた膜は、厚みが100声調であり、イオン
伝導度は4X10−’ 5ell−’ (25℃)であ
った0又・180°折り曲げテス)においても割れは生
じなかった。尚、この時のポリプロピレングリコ−yの
ジアクリル酸エステルの分子量は4.000であった◎ 実施例4 実施例2において、電子@照射に代えて、2重量部のベ
ンゾフェノンと2重量部のトリエチルアミンを加えて、
1罰の水銀ランプで15cmの距離から30秒間紫外線
を照射した。これ以外はすべて、実施例2に同じとした
・ ここで得られた膜は、ポリプロピレングリコ−yのジア
クリル酸エステルの分子量が4,000であり、膜の厚
みが100声解、イオン伝導度は4 X 10−68C
II−’ (25℃)、180’ 折り曲げ?Xトで割
れは生じなかった。
The membrane obtained here had a thickness of 100 tones and an ionic conductivity of 4X10-'5ell-' (25°C). No cracks occurred even in the 0-fold/180° bending test). The molecular weight of the diacrylic ester of polypropylene glyco-y at this time was 4.000 ◎ Example 4 In Example 2, instead of electron @ irradiation, 2 parts by weight of benzophenone and 2 parts by weight of triethylamine were used. In addition,
Ultraviolet rays were irradiated for 30 seconds from a distance of 15 cm using a mercury lamp. Everything else was the same as in Example 2. The membrane obtained here has a molecular weight of polypropylene glyco-y diacrylate ester of 4,000, a membrane thickness of 100 mm, and an ionic conductivity of 4 x 10-68C
II-' (25℃), 180' bend? No cracking occurred at X.

実施例5 実施例1において、ポリプロピレングリコーyのジアク
リル酸エステルに代えて、ポリプロピレングリコ−μの
ジメタクリ〃酸エステル(分子量4,000)を用いた
。これ以外はすべて同じとした。得られた膜は、厚さが
100μ鯛、イオン伝導度は3X10−’S備−1(2
5℃)であり、180°折り曲げテス)において割れが
生じなかった0 実施例6 ポリプロピレングリコー〜のジメタクリル酸エステル(
分子量4,000)50重量部と屹ツメFキシ化したエ
チレンオキシドとプロピレンオキシドの共重合体(プロ
ピレンオキノド20モA/%含む、分子量400)50
重量部を混合した液に、cicy3so311.5重量
%のプロピレンカーボネート溶液を100重量部加えて
、均一に混合した・この液をガラス板上にキャストし、
6Mradの電子線を照射した。この膜の厚みは100
μ解でイオン伝導度は4X10−’ S備−1(25℃
)であった。又、180°折り曲げテストにおいても割
れは生じなかった。
Example 5 In Example 1, dimethacrylate ester of polypropylene glyco-μ (molecular weight 4,000) was used in place of diacrylate ester of polypropylene glycol y. Everything else was the same. The obtained membrane has a thickness of 100μ and an ionic conductivity of 3X10-'S-1 (2
Example 6 Dimethacrylic acid ester of polypropylene glycol (
Copolymer of ethylene oxide and propylene oxide (containing 20 moA/% of propylene oxide, molecular weight 400) 50 parts by weight (molecular weight: 4,000)
100 parts by weight of propylene carbonate solution of 11.5% by weight of cicy3so3 was added to the mixed solution of 11.5% by weight of cicy3so3 and mixed uniformly.・This liquid was cast on a glass plate,
It was irradiated with an electron beam of 6 Mrad. The thickness of this film is 100
The ionic conductivity in the μ solution is 4X10-'S-1 (25℃
)Met. Further, no cracks were observed in the 180° bending test.

又、イオン性塩を相溶することができる化合物(溶剤)
をポリマー固体電解質は含有する。
Also, a compound (solvent) that can dissolve ionic salts.
The polymer solid electrolyte contains.

必要に応じて、溶剤を固体電解質に含ませることによっ
て、イオン伝導性を高めることが可能である。この場合
、ボリエーテ〃の分子量が高くなると、多くの溶剤を含
ませることができ、イオン伝導性についても有利になり
、さらに溶剤によって膨潤した架橋ネットワーク高分子
の強度を改善できる・ 尚)イオン性塩としては、Li0104. LiBF4
゜LiABF6. Li0F5SO5,LiPF6. 
LiI 、 LiBrLi5(N NaI  Li2B
l0C11(1,Li0F、5002.NaBrNa5
ON、 KSCN、 MgCl2. N9((JO4)
2゜(CH3)4NBF4. (an5)4NBr、 
(02H5)4NcJO4゜(C2H5)4NI  (
C5H7)4NBr  (n−04H9)4NI(n−
CζH*<)aNIが好ましいが限定しない。
Ionic conductivity can be increased by including a solvent in the solid electrolyte, if necessary. In this case, the higher the molecular weight of bolyate, the more solvent it can contain, which is advantageous in terms of ionic conductivity, and the strength of the crosslinked network polymer swollen by the solvent can be improved. As for Li0104. LiBF4
゜LiABF6. Li0F5SO5, LiPF6.
LiI, LiBrLi5(NNaILi2B
l0C11(1, Li0F, 5002.NaBrNa5
ON, KSCN, MgCl2. N9 ((JO4)
2゜(CH3)4NBF4. (an5)4NBr,
(02H5)4NcJO4゜(C2H5)4NI (
C5H7)4NBr (n-04H9)4NI(n-
CζH*<)aNI is preferred, but not limited.

イオン性塩を溶解することができる化合物とはテトラヒ
ドロフフン、2−メチルテトラヒドロフフン、1,3−
ジオキソフン、4,4−ジメチ1v−1,3−ジオキソ
ヲン、r−プチロフクトン、エチレンカーボネート、プ
ロピレンカーボネート、ブチレンカーボネート、スμホ
フン%3−メチルスルホフン、tert、−7’千〜エ
ーテ〜、1so−ブチμエーテμ、1,2−ジメトキシ
エタン、1.2−エトキンメトキシエタン1メチμジグ
フイふ、メチμトリグフイム、メチルテトラグライム、
エチルグツイム、エチルジグフイム等があるが限定はし
ない。
Compounds that can dissolve ionic salts include tetrahydrofufurn, 2-methyltetrahydrofufurn, 1,3-
Dioxofone, 4,4-dimethyl 1v-1,3-dioxofone, r-butylofuctone, ethylene carbonate, propylene carbonate, butylene carbonate, sulfophone% 3-methylsulfofone, tert, -7'1000~ether~, 1so- Butyμ ether μ, 1,2-dimethoxyethane, 1,2-ethquinmethoxyethane 1methyμ digufifu, methiμ trigfime, methyltetraglyme,
Examples include ethylgutzim, ethyldighuim, etc., but are not limited to these.

ポリプロピレングリコールの分子量を上げることによっ
て、柔軟性と強度をさらに上げることができる。しかし
分子量を上げすぎると反応速度が低下し、生産性が悪く
なることと、結晶化し易くなるために、伝導度の低下を
招き問題である。従って分子量はzooo乃至50,0
00が好ましい。
Flexibility and strength can be further increased by increasing the molecular weight of polypropylene glycol. However, if the molecular weight is increased too much, the reaction rate decreases, productivity deteriorates, and crystallization tends to occur, resulting in a decrease in conductivity, which is a problem. Therefore, the molecular weight is between zoooo and 50,0
00 is preferred.

発明の効果 上述した如(、本発明は機械的強度に優れた、イオン伝
導度の高いポリマー固体電解質を提供することができる
ので、その工業的価値は極めて大である。
Effects of the Invention As described above, the present invention can provide a polymer solid electrolyte with excellent mechanical strength and high ionic conductivity, so its industrial value is extremely large.

Claims (5)

【特許請求の範囲】[Claims] (1)ポリプロピレングリコールのジアクリル酸エステ
ル又は/及びジメタクリル酸エステルとポリエーテルの
モノジメタクリル酸エステル又は/及びモノアクリル酸
エステルの混合物を反応させて架橋ネットワーク構造と
した高分子がイオン性塩を含むことを特徴とするポリマ
ー固体電解質。
(1) A polymer made into a crosslinked network structure by reacting a mixture of diacrylic acid ester and/or dimethacrylic acid ester of polypropylene glycol and monodimethacrylic acid ester and/or monoacrylic acid ester of polyether forms an ionic salt. A polymer solid electrolyte comprising:
(2)ポリプロピレングリコールの分子量が2,000
乃至30,000である請求項1記載のポリマー固体電
解質。
(2) The molecular weight of polypropylene glycol is 2,000
The polymer solid electrolyte according to claim 1, wherein the polymer solid electrolyte has a molecular weight of 30,000 to 30,000.
(3)ポリエーテルがポリエチレングリコール、ポリプ
ロピレングリコール、エチレンオキシドとプロピレンオ
キシドの共重合体の中より選んだ1種又は混合物である
請求項1記載のポリマー固体電解質。
(3) The polymer solid electrolyte according to claim 1, wherein the polyether is one or a mixture selected from polyethylene glycol, polypropylene glycol, and a copolymer of ethylene oxide and propylene oxide.
(4)イオン性塩を相溶ることができる化合物を該イオ
ン性塩と共に含有する請求項1記載のポリマー固体電解
質。
(4) The polymer solid electrolyte according to claim 1, which contains, together with the ionic salt, a compound that is compatible with the ionic salt.
(5)架橋ネットワークの形成は熱的、活性光線、又は
電離性放射線の照射による請求項1又は2記載のポリマ
ー固体電解質。
(5) The polymer solid electrolyte according to claim 1 or 2, wherein the crosslinked network is formed thermally, by actinic rays, or by irradiation with ionizing radiation.
JP2007301A 1990-01-16 1990-01-16 Polymer solid electrolyte Expired - Lifetime JPH0832755B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007301A JPH0832755B2 (en) 1990-01-16 1990-01-16 Polymer solid electrolyte

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007301A JPH0832755B2 (en) 1990-01-16 1990-01-16 Polymer solid electrolyte

Publications (2)

Publication Number Publication Date
JPH03212415A true JPH03212415A (en) 1991-09-18
JPH0832755B2 JPH0832755B2 (en) 1996-03-29

Family

ID=11662200

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007301A Expired - Lifetime JPH0832755B2 (en) 1990-01-16 1990-01-16 Polymer solid electrolyte

Country Status (1)

Country Link
JP (1) JPH0832755B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4338703A1 (en) * 2022-09-15 2024-03-20 VOCO GmbH Opacity change in printing resins

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4338703A1 (en) * 2022-09-15 2024-03-20 VOCO GmbH Opacity change in printing resins

Also Published As

Publication number Publication date
JPH0832755B2 (en) 1996-03-29

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