JP2016018652A - 結着剤、これを用いた電極及び蓄電装置、並びに架橋ポリアミドイミド樹脂 - Google Patents
結着剤、これを用いた電極及び蓄電装置、並びに架橋ポリアミドイミド樹脂 Download PDFInfo
- Publication number
- JP2016018652A JP2016018652A JP2014140212A JP2014140212A JP2016018652A JP 2016018652 A JP2016018652 A JP 2016018652A JP 2014140212 A JP2014140212 A JP 2014140212A JP 2014140212 A JP2014140212 A JP 2014140212A JP 2016018652 A JP2016018652 A JP 2016018652A
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- Prior art keywords
- polyamideimide
- binder
- electrode
- crosslinked
- active material
- 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.)
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- 229920002312 polyamide-imide Polymers 0.000 title claims abstract description 150
- 239000004962 Polyamide-imide Substances 0.000 title claims abstract description 132
- 239000011230 binding agent Substances 0.000 title claims abstract description 68
- 239000011347 resin Substances 0.000 title claims abstract description 54
- 229920005989 resin Polymers 0.000 title claims abstract description 54
- 238000003860 storage Methods 0.000 title claims abstract description 23
- 238000004132 cross linking Methods 0.000 title abstract description 15
- 229930195734 saturated hydrocarbon Natural products 0.000 claims abstract description 27
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 17
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 11
- 125000001183 hydrocarbyl group Chemical group 0.000 claims abstract 6
- 239000007772 electrode material Substances 0.000 claims description 31
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 8
- 125000005590 trimellitic acid group Chemical group 0.000 claims description 4
- 125000005647 linker group Chemical group 0.000 claims 1
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 25
- 150000002430 hydrocarbons Chemical group 0.000 description 25
- 229910001416 lithium ion Inorganic materials 0.000 description 25
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 22
- 239000010410 layer Substances 0.000 description 21
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- -1 Aliphatic dicarboxylic acids Chemical class 0.000 description 17
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- 239000000243 solution Substances 0.000 description 17
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- 238000005259 measurement Methods 0.000 description 10
- 238000006116 polymerization reaction Methods 0.000 description 9
- ROUYUBHVBIKMQO-UHFFFAOYSA-N 1,4-diiodobutane Chemical compound ICCCCI ROUYUBHVBIKMQO-UHFFFAOYSA-N 0.000 description 8
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- 230000000052 comparative effect Effects 0.000 description 8
- 238000011156 evaluation Methods 0.000 description 8
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- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 239000006230 acetylene black Substances 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 150000008064 anhydrides Chemical class 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
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- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 3
- 125000005462 imide group Chemical group 0.000 description 3
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- 238000010248 power generation Methods 0.000 description 3
- 125000001424 substituent group Chemical group 0.000 description 3
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- 239000011701 zinc Substances 0.000 description 3
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
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- 229910013275 LiMPO Inorganic materials 0.000 description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
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- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
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- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Inorganic materials 0.000 description 2
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- 125000005442 diisocyanate group Chemical group 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
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- KZTYYGOKRVBIMI-UHFFFAOYSA-N diphenyl sulfone Chemical compound C=1C=CC=CC=1S(=O)(=O)C1=CC=CC=C1 KZTYYGOKRVBIMI-UHFFFAOYSA-N 0.000 description 2
- 150000002148 esters Chemical group 0.000 description 2
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
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- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 2
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- 229910003002 lithium salt Inorganic materials 0.000 description 2
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- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 2
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- 229940018564 m-phenylenediamine Drugs 0.000 description 1
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- NTNWKDHZTDQSST-UHFFFAOYSA-N naphthalene-1,2-diamine Chemical compound C1=CC=CC2=C(N)C(N)=CC=C21 NTNWKDHZTDQSST-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Electrode And Active Subsutance (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
Description
下記の式(5)で表されるポリアミドイミドを準備する。式(5)で表されるポリアミドイミドはトリメリット酸無水物とジフェニルメタンジイソシアネートを窒素雰囲気下、ジメチルアセトアミド中で3時間加熱し、得られた混合液に水を加え、析出した固形物を回収することで得られる。
実施例1と同様に、上記の式(5)で表されるポリアミドイミドを準備した。このポリアミドイミドの繰り返し単位の重合度n及びポリアミドイミドの質量平均分子量(Mw)は、実施例1と同様である。
実施例1と同様に、上記の式(5)で表されるポリアミドイミドを準備した。このポリアミドイミドの繰り返し単位の重合度n及びポリアミドイミドの質量平均分子量(Mw)は、実施例1と同様である。
実施例1と同様に、上記の式(5)で表されるポリアミドイミドを準備した。このポリアミドイミドの繰り返し単位の重合度n及びポリアミドイミドの質量平均分子量(Mw)は、実施例1と同様である。
不均化されたSiOを85重量部、アセチレンブラックを5重量部、ポリアミドイミドを10重量部となるように加え、NMPに希釈・混合してスラリーを調製した。比較例1で用いたポリアミドイミドは、実施例1で用いた架橋前のポリアミドイミドと同様であり、繰り返し単位の重合度nは37であり、ポリアミドイミドの質量平均分子量(Mw)は10,000である。比較例1で用いたポリアミドイミドのIR測定結果は、実施例1で用いた架橋前のポリアミドイミドと同様である。
実施例1〜4及び比較例1の電池の電池特性を評価した。電池特性の評価のために、各電池について直流電流0.2mAで評価極の対極に対する電圧が0.01Vになるまで放電を行った。放電が終了してから10分後に、直流電流0.2mAで評価極の対極に対する電圧が1.0Vになるまで充電を行った。このときの放電容量を初期放電容量とし、充電容量を初期充電容量とした。(初期充電容量/初期放電容量)×100を初期効率(%)とした。また、充電後10分後の電圧を測定し、該電圧と1.0Vとの差を算出して、その結果から直流抵抗値(Direct Current Internal Resistance:DC-IR)を算出した。なお、本評価では、評価極にLiを吸蔵させることを放電といい、評価極からLiを放出させることを充電という。
Claims (12)
- 前記式(1)の中のR1及びR2は、それぞれ独立に、1以上10以下の炭素を有する請求項1記載の結着剤。
- 前記式(1)の中のR1及びR2は、2価の直鎖状飽和炭化水素基である請求項1又は2に記載の結着剤。
- 前記架橋ポリアミドイミド樹脂の中のポリアミドイミドの繰り返し単位は、いずれもトリメリット酸基をもち、
前記ポリアミドイミドは、前記トリメリット酸基のもつカルボキシル基で、前記架橋構造と結合している請求項1〜5のいずれか1項に記載の結着剤。 - 前記結着剤において、前記架橋ポリアミドイミド樹脂の中のポリアミドイミドを構成する繰り返し単位の数を100としたときに、前記架橋構造の数は0.01以上20以下である請求項1〜6のいずれか1項に記載の結着剤。
- 前記結着剤は電極に用いられる請求項1〜7のいずれか1項に記載の結着剤。
- 請求項8記載の結着剤と電極活物質とを有する電極。
- 前記電極活物質は、Siを有する請求項9記載の電極。
- 請求項9又は10に記載の電極を有する蓄電装置。
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| JP2022546854A (ja) * | 2019-09-09 | 2022-11-09 | ソルベイ スペシャルティ ポリマーズ ユーエスエー, エルエルシー | ポリアミド-イミドポリマー及びその製造方法 |
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