JPH0384806A - Polymer solid electrolyte - Google Patents

Polymer solid electrolyte

Info

Publication number
JPH0384806A
JPH0384806A JP1219521A JP21952189A JPH0384806A JP H0384806 A JPH0384806 A JP H0384806A JP 1219521 A JP1219521 A JP 1219521A JP 21952189 A JP21952189 A JP 21952189A JP H0384806 A JPH0384806 A JP H0384806A
Authority
JP
Japan
Prior art keywords
solid electrolyte
polymer solid
acryloyl
ionic salt
type compound
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.)
Pending
Application number
JP1219521A
Other languages
Japanese (ja)
Inventor
Shuichi Ido
秀一 井土
Hiroshi Imachi
宏 井町
Tomohiko Noda
智彦 野田
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 JP1219521A priority Critical patent/JPH0384806A/en
Publication of JPH0384806A publication Critical patent/JPH0384806A/en
Pending 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

Abstract

PURPOSE:To improve softness and ion conductivity of a polymer solid electrolyte by adding a monofunctional acryloyl-type compound to a polymer solid electro lyte containing an ionic salt and a compound in which the salt is soluble and reacting the acryloyl-type compound with the solid electrolyte. CONSTITUTION:At least one kind of a monofunctional acryloyl-type compound is added to a polymer solid electrolyte containing an ionic salt e.g. lithium trifluoromethanesulfonate and propylene carbonate in which the ionic salt is soluble. The acryloyl-type compound means alkyl-terminated and monoacryloyl- modified polyethylene oxide. When ultraviolet-ray is radiated so as to react to each other, a branched net-work frame having good molecular movement is formed. In this way, softness is provided to the polymer solid electrolyte and ion conductivity is improved.

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、エレクトロクロックデイ
メグレイ、電気化学センサー、イオントフォレーVヌ、
及びコンデンサー等の電気化学的グバイメに用いる高分
子固体電解質に関するものである。
DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention is applicable to primary batteries, secondary batteries, electroclocks, electrochemical sensors, iontophores,
The present invention also relates to solid polymer electrolytes used in electrochemical devices such as capacitors.

従来技術とその問題点 従来、アクリロイ/I’変性ボリアμキレンオキVドを
イオン性塩と該イオン性塩を溶解することができる化合
物を含んだ状態で、電子線、光、熱などによって架橋ネ
ットワークした高分子固体電解質について報告されてい
る。この高分子固体電解質は非常に脆いため、柔軟性が
要求される物阻適用した場合、例えば、電池ではVw−
トが生じる原因となる。又、弾力性に欠けるので面に加
わる外部圧力によって電池が押し潰される等の問題点を
有するものである。
Conventional technology and its problems Conventionally, acrylloy/I'-modified boria μ-kylene oxide V-do was crosslinked into a network by electron beam, light, heat, etc. in a state containing an ionic salt and a compound capable of dissolving the ionic salt. A solid polymer electrolyte has been reported. This polymer solid electrolyte is very brittle, so when it is used in physical applications that require flexibility, for example, in batteries, Vw-
This may cause damage. Furthermore, since it lacks elasticity, it has problems such as the battery being crushed by external pressure applied to the surface.

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、
化学的又は電気化学的な安定性に優れ、柔軟性を有し、
生産性の高い、イオン伝導性に優れた高分子固体電解質
な提供することをB的とするものである。
Purpose of the Invention The present invention has been made in view of the above-mentioned conventional problems.
Excellent chemical or electrochemical stability, flexibility,
Objective B is to provide a polymer solid electrolyte with high productivity and excellent ionic conductivity.

発明の構成 本発明は上記目的を達成するべく、 イオン性塩と該イオン性塩を溶解することができる化合
物を含む高分子固体電解質であり、一官能性アクリロイ
ル系化合物を少くとも一種類含ませて反応させ、架橋ネ
ットワークの骨格の一部を形成したことを特徴とする高
分子固体電解質である。
Structure of the Invention In order to achieve the above object, the present invention provides a solid polymer electrolyte containing an ionic salt and a compound capable of dissolving the ionic salt, and containing at least one monofunctional acryloyl compound. This is a solid polymer electrolyte characterized by forming a part of the skeleton of a crosslinked network by reacting with the polymer.

又、アクリロイル系化合物がモノアクリロイル変性ポリ
エチレンオキVドを末端ア〃キ〃化した化合物である前
記の高分子固体電解質である0 又、反応が活性光線、又は電離性放射線による前記の高
分子固体電解質である。
In addition, the acryloyl compound is the above-mentioned solid polymer electrolyte, which is a compound obtained by terminally oxidizing monoacryloyl-modified polyethylene oxide. It is an electrolyte.

作用 枝状にネットワークの骨格を形成することにより1この
枝が分子運動性が良いので柔軟性を付与できる。
By forming the network skeleton in the form of acting branches, flexibility can be imparted because each branch has good molecular mobility.

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 ポリエチレンオキVドジアクリV−ト(平均分子量52
0)5重量部、エチレンオキVドモノメタクリレート(
平均分子量490)5重量部、トリプルオロメタンスμ
ホン酸リチウム1.3重量部、ベンゾフェノン1重量部
をプロピレンカーボネート10重量部に均一に混合溶解
した。
Example 1 Polyethylene oxide V-dodiacrylate (average molecular weight 52
0) 5 parts by weight, ethylene oxide V domonomethacrylate (
Average molecular weight 490) 5 parts by weight, triple olomethane μ
1.3 parts by weight of lithium phonate and 1 part by weight of benzophenone were uniformly mixed and dissolved in 10 parts by weight of propylene carbonate.

この混合物をガラス板上にキャストし、15cmの距離
からIKWのUVランプで10秒間紫外線照射し、厚み
1oopmのフィルムを得た。この膜のイオン伝導度を
複素インピーダンス法で測定したところ、6.OX 1
0−’ S Cm= (温度25℃)を示した。
This mixture was cast onto a glass plate and irradiated with ultraviolet light for 10 seconds using an IKW UV lamp from a distance of 15 cm to obtain a film with a thickness of 1 oopm. When the ionic conductivity of this membrane was measured using the complex impedance method, it was found that 6. OX1
0-'S Cm= (temperature 25°C).

この膜を、種々の直径のステンレス棒に当てて折り曲げ
、ステンレス棒の直径で、膜割れに対する強度を評価し
た。
This membrane was bent against stainless steel rods of various diameters, and the strength against membrane cracking was evaluated based on the diameter of the stainless steel rod.

この膜は、直径3.0mで膜割れが生じた〇比較例1 ポリエチレンオキシドジアクリレート(平均分子量52
0)10重量部、トリフ〃オロメタンスμホン酸リチウ
ム1.5重量部、ベンゾフェノン1重量部をプロピレン
カーボネート10重量部に均一に混合溶解した。この混
合物をガラス板上にキャストし、実施例1と同様に紫外
l1ii!照射し、イオン伝導度〈膜割れを調べた0フ
イμムの厚さは100 P#Is  イオン伝導度は8
.0X10−’S(:111−’(温度25℃)、この
膜は直径5.0鰭で膜割れが生じた。
This membrane cracked at a diameter of 3.0 m. Comparative Example 1 Polyethylene oxide diacrylate (average molecular weight 52
0) 10 parts by weight, 1.5 parts by weight of lithium trifluoromethane μphonate, and 1 part by weight of benzophenone were uniformly mixed and dissolved in 10 parts by weight of propylene carbonate. This mixture was cast on a glass plate, and as in Example 1, ultraviolet l1ii! The ion conductivity was 100 P#Is, and the ion conductivity was 8.
.. 0x10-'S (:111-' (temperature 25°C)), this membrane cracked at a diameter of 5.0 fins.

実施例2 ポリエチレンオキシドジメタクリレート(平均分子量5
40 ) 5重量部、エチレンオキシトモノアクリレー
ト(平均分子量470 ) 5重量部、トリプルオロメ
タンスμホン酸リチウム1.3重量部、ベンゾフェノ7
1重量部をプロピレンカーボネート10重量部に均一に
混合溶解した。
Example 2 Polyethylene oxide dimethacrylate (average molecular weight 5
40) 5 parts by weight, 5 parts by weight of ethylene oxytomonoacrylate (average molecular weight 470), 1.3 parts by weight of lithium triple olomethane μ phonate, benzopheno 7
1 part by weight was uniformly mixed and dissolved in 10 parts by weight of propylene carbonate.

この混合物をガラス板上にキャストし、15c11Eの
距離から10のUVランプで40秒間紫外線照射し、厚
み100pWIのフィルムを得た。
This mixture was cast onto a glass plate and irradiated with UV light for 40 seconds with 10 UV lamps from a distance of 15c11E to obtain a film with a thickness of 100 pWI.

この膜のイオン伝導度を複素インピーダンス法で測定し
たところ6.OX I Q−48C11−1(温度25
℃)を示した。この膜を実施例1と同様にして膜強度を
評価したが、直径3.0gで膜割れが生じた。
The ionic conductivity of this membrane was measured using the complex impedance method.6. OX I Q-48C11-1 (Temperature 25
°C). This membrane was evaluated for membrane strength in the same manner as in Example 1, but membrane cracking occurred at a diameter of 3.0 g.

実施例3 実施例1において、ベンゾフェノンを用いない組成物を
ガラス板上にキャストし、2.5Mradの電子線を照
射し、100p’のフィルムを得た。
Example 3 In Example 1, the composition without benzophenone was cast on a glass plate and irradiated with an electron beam of 2.5 Mrad to obtain a 100p' film.

この膜のイオン伝導度を複素インピーダンス法で測定し
たところ6.OX 10  ’ 8cm”−’ (温度
25℃)を示した。実施例1と同様にして膜強度を評価
したが、直径3.0tlKで膜割れが生じた。
The ionic conductivity of this membrane was measured using the complex impedance method.6. OX 10' 8 cm''-' (temperature 25°C). Film strength was evaluated in the same manner as in Example 1, but film cracking occurred at a diameter of 3.0 tlK.

イオン性塩な溶解することができる化合物は、テトフヒ
ドロフヲン、2−メチルテトラヒドロフフン、1,3−
ジオキソラン、4,4−ジメチ/%/−1,3−ジオキ
サン、γ−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、6−メチルスμホフン、tert、−ブチ〃エー
テIVs j−80−グチ〃エーテμ、1,2ジメトキ
シエタン、1,2エトキVメトキVエタン、メチμジグ
ライム、メチμトリグライム、メチ〃テトヲグライム、
エチ〃グフィム、エチμジグライムなどがあるが限定は
しない。
Compounds that can be dissolved as ionic salts include tetrahydrofurone, 2-methyltetrahydrofurone, 1,3-
Dioxolane, 4,4-dimethy/%/-1,3-dioxane, γ-butylofuctone, ethylene carbonate, propylene carbonate, butylene carbonate, smu-phofn, 6-methyls phofn, tert,-butyate IVs j-80 -guchi〃ete μ, 1,2 dimethoxyethane, 1,2 ethoxy V methoxy V ethane, methi μ diglyme, methi μ triglyme, methi〃tetowo grime,
Examples include Echiguffim and Echiμjigrime, but are not limited to these.

イオン性塩としては、Li0A’Oa、LiBF4゜L
1ムsF6. Li0F3SO3,LiPF6. Li
I  LiBrLi5ON  NaI  L12B1o
O111) 、  Li(3F3002゜NaBr、 
Na5ON 、 KS(N、 M9t12. Mg(c
A’04)2 。
As ionic salts, Li0A'Oa, LiBF4゜L
1 msF6. Li0F3SO3, LiPF6. Li
I LiBrLi5ON NaI L12B1o
O111), Li(3F3002°NaBr,
Na5ON, KS(N, M9t12. Mg(c
A'04)2.

(OH4)4NBF4. (OHM)4NBr、 (0
2H5)4IOA’04゜(OzHs)411. (0
5H7)4NBr、 (n−OaHq>4NO1lO<
(OH4)4NBF4. (OHM)4NBr, (0
2H5) 4IOA'04° (OzHs) 411. (0
5H7)4NBr, (n-OaHq>4NO11O<
.

(n−04H?)4NI  (n−G5H11)4NI
が好ましいが、限定しない。
(n-04H?)4NI (n-G5H11)4NI
is preferred, but not limited.

発明の効果 上述した如く、本発明は化学的又は電気化学的な安定性
に優れ、柔軟性を有し、生産性の高い、イオン伝導性に
優れた高分子固体電解質を提供することが出来るので、
その工業的価値は極めて大である〇
Effects of the Invention As described above, the present invention can provide a solid polymer electrolyte with excellent chemical or electrochemical stability, flexibility, high productivity, and excellent ionic conductivity. ,
Its industrial value is extremely large〇

Claims (3)

【特許請求の範囲】[Claims] (1)イオン性塩と該イオン性塩を溶解することができ
る化合物を含む高分子固体電解質であり、一官能性アク
リロイル系化合物を少くとも一種類含ませて反応させ、
架橋ネットワークの骨格の一部を形成したことを特徴と
する高分子固体電解質。
(1) A solid polymer electrolyte containing an ionic salt and a compound capable of dissolving the ionic salt, containing and reacting at least one monofunctional acryloyl compound,
A polymer solid electrolyte characterized by forming part of a crosslinked network skeleton.
(2)アクリロイル系化合物がモノアクリロイル変性ポ
リエチレンオキシドを末端アルキル化した化合物である
請求項1記載の高分子固体電解質。
(2) The solid polymer electrolyte according to claim 1, wherein the acryloyl compound is a terminal-alkylated monoacryloyl-modified polyethylene oxide.
(3)反応が活性光線又は電離性放射線による請求項1
記載の高分子固体電解質。
(3) Claim 1 in which the reaction is caused by actinic rays or ionizing radiation
The polymer solid electrolyte described.
JP1219521A 1989-08-25 1989-08-25 Polymer solid electrolyte Pending JPH0384806A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1219521A JPH0384806A (en) 1989-08-25 1989-08-25 Polymer solid electrolyte

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1219521A JPH0384806A (en) 1989-08-25 1989-08-25 Polymer solid electrolyte

Publications (1)

Publication Number Publication Date
JPH0384806A true JPH0384806A (en) 1991-04-10

Family

ID=16736778

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1219521A Pending JPH0384806A (en) 1989-08-25 1989-08-25 Polymer solid electrolyte

Country Status (1)

Country Link
JP (1) JPH0384806A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6394501A (en) * 1986-10-09 1988-04-25 宇部興産株式会社 Manufacture of ion conducting solid electrolytic shield
JPH01169807A (en) * 1987-12-25 1989-07-05 Ube Ind Ltd Macromolecular solid polyelectrolyte

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6394501A (en) * 1986-10-09 1988-04-25 宇部興産株式会社 Manufacture of ion conducting solid electrolytic shield
JPH01169807A (en) * 1987-12-25 1989-07-05 Ube Ind Ltd Macromolecular solid polyelectrolyte

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