TWI364042B - Composition of conductive paste - Google Patents
Composition of conductive paste Download PDFInfo
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- TWI364042B TWI364042B TW094105710A TW94105710A TWI364042B TW I364042 B TWI364042 B TW I364042B TW 094105710 A TW094105710 A TW 094105710A TW 94105710 A TW94105710 A TW 94105710A TW I364042 B TWI364042 B TW I364042B
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- Prior art keywords
- paste
- resin
- powder
- unit
- conductive
- Prior art date
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- 239000000203 mixture Substances 0.000 title claims description 22
- 229920005989 resin Polymers 0.000 claims description 26
- 239000011347 resin Substances 0.000 claims description 26
- 239000000843 powder Substances 0.000 claims description 16
- -1 diamine compound Chemical class 0.000 claims description 7
- 210000000078 claw Anatomy 0.000 claims description 2
- 229920000767 polyaniline Polymers 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- LABVVLMFRIFJRX-UHFFFAOYSA-N 2-[4-[2-[4-(2-aminophenoxy)phenyl]propan-2-yl]phenoxy]aniline Chemical compound C=1C=C(OC=2C(=CC=CC=2)N)C=CC=1C(C)(C)C(C=C1)=CC=C1OC1=CC=CC=C1N LABVVLMFRIFJRX-UHFFFAOYSA-N 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 229920005992 thermoplastic resin Polymers 0.000 description 9
- 238000001035 drying Methods 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 229920001187 thermosetting polymer Polymers 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 239000003960 organic solvent Substances 0.000 description 5
- 239000004925 Acrylic resin Substances 0.000 description 4
- 229920000178 Acrylic resin Polymers 0.000 description 4
- 238000001723 curing Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 150000002466 imines Chemical class 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- DNIAPMSPPWPWGF-UHFFFAOYSA-N monopropylene glycol Natural products CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000004580 weight loss Effects 0.000 description 2
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical compound CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 description 1
- HNQAXDPWMQIKEE-UHFFFAOYSA-N 2-hydroxy-2-methylhexanoic acid Chemical compound CCCCC(C)(O)C(O)=O HNQAXDPWMQIKEE-UHFFFAOYSA-N 0.000 description 1
- GPBBNPPLBQIADY-UHFFFAOYSA-N 4,4-dimethyloxane Chemical compound CC1(C)CCOCC1 GPBBNPPLBQIADY-UHFFFAOYSA-N 0.000 description 1
- 241000208340 Araliaceae Species 0.000 description 1
- MRABAEUHTLLEML-UHFFFAOYSA-N Butyl lactate Chemical compound CCCCOC(=O)C(C)O MRABAEUHTLLEML-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000283070 Equus zebra Species 0.000 description 1
- 108010068370 Glutens Proteins 0.000 description 1
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N N-phenyl amine Natural products NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 108010039918 Polylysine Proteins 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- DPNYVVLIXCRDQZ-UHFFFAOYSA-N [5-(aminomethyl)-2-bicyclo[2.2.1]heptanyl]methanamine [6-(aminomethyl)-2-bicyclo[2.2.1]heptanyl]methanamine Chemical compound NCC1CC2CC1CC2CN.NCC1CC2CC(CN)C1C2 DPNYVVLIXCRDQZ-UHFFFAOYSA-N 0.000 description 1
- GTDPSWPPOUPBNX-UHFFFAOYSA-N ac1mqpva Chemical compound CC12C(=O)OC(=O)C1(C)C1(C)C2(C)C(=O)OC1=O GTDPSWPPOUPBNX-UHFFFAOYSA-N 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 239000001191 butyl (2R)-2-hydroxypropanoate Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 235000021312 gluten Nutrition 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 150000002596 lactones Chemical class 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 238000013035 low temperature curing Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 229920000656 polylysine Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
- H05K1/092—Dispersed materials, e.g. conductive pastes or inks
- H05K1/095—Dispersed materials, e.g. conductive pastes or inks for polymer thick films, i.e. having a permanent organic polymeric binder
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/12—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances organic substances
- H01B1/124—Intrinsically conductive polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/22—Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/01—Dielectrics
- H05K2201/0137—Materials
- H05K2201/0154—Polyimide
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Conductive Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Paints Or Removers (AREA)
Description
1364042 九、發明說明: 【發明所屬之技術領域】 本發明係關於-種用於低溫固化/乾燥⑮需要高教阻之 Μ組合物’諸如塑料板上之電路線、電阻器/電容器/電感 器之端子或钽電容.器導電塗層材料。 【先前技術】 所明的"燒製型"導電糊調配物已藉由印刷方法施加至陶 瓷基板以製造電路組件,包括晶片電阻器、晶片電容器或 晶片電感器之外部電極。對於可撓性基板而言,已使用基 於有機身脂之—聚合物型導電糊代替燒製型導電糊。此等導 電糊亦通常利用印刷技術施加至基板。因為導電糊或組合 物之適g黏^$_對於藉由印刷技術之施加而言必不可少,所 以基於聚合物之糊係使用熱固性或熱塑性樹脂製造。熱固 性樹脂係以具有適合用於糊應用之黏度的單體或寡聚物形 式塗布。然後’一經加熱,聚合物將交聯或聚合以產生固 化糊所要之性質。另一方面,可使用熱塑性樹脂’其在溶 劑中軟化以利於應用’並在印刷後乾燥成硬薄膜。 在使用有機樹脂之情形下,使用熱固性塑料樹脂(諸如環 氧樹脂或酚醛樹脂)以用於高耐熱應用。為固化基於熱固性 樹脂之導電糊而施加熱量通常係完全聚合糊所需。基於低 固化溫度之熱固性樹脂之導電糊通常要求糊本身應儲存於 冰箱或冷凍器内,以使得在所要時間之前才開始固化。可 在室溫下安全儲存之糊需要較高之固化溫度。若不適當選 ϋ存溫度、固化開始溫度及基板之溫度公差,則未固化 99911.doc 糊之施加及固化糊之品質及使用性質會出現問題。 基於聚合物之導電糊調配物之第二選擇係使用熱塑性樹 月曰,例如丙烯酸樹脂或聚酯樹脂。基於熱塑性樹脂之導電 糊的使用幾乎無關於乾燥溫度。其原因係熱塑性樹脂不會 在糊系統中交聯或聚合,因為該等樹脂已經係長鏈聚合 物,且已化學聚合。除非為了加速^容劑之蒸發,否則不一 定需要加熱印刷後之糊。由於乾燥條件之選擇包括低溫、 及糊之樹脂之選擇,且基材組合物包括更多可能性,所以 熱塑性樹脂廣泛用於製備基於聚合物或樹脂之導電糊組合 物。 另外,基於熱塑性樹脂之導電聚合物的保存期長於基於 熱固性樹脂之糊。然而,相較於基於熱固性樹脂之糊,基 於熱塑性樹脂之糊一般具有較差的熱阻。 【發明内容】 本發明係關於包含導電粉、可溶於有機溶劑之聚醯亞胺 樹脂及溶劑之導電組合物,纟中導電粉與有機樹脂之比率 為80 : 20至99 : 1 ’且其中聚醯亞胺樹脂包含選自以 之化學單元: 70 單元(1)
〇
9991 l.doc 1364042 與 單元(2)
• 及此等單元之混合物,其中在單元(2)中,爪與!!之莫耳比率 範圍為9〇: 10至10: 90,且"A"代表二胺化合物其與單元 (2)之結構鍵結形成樹脂單元。在本發明之一實施例中,單 70(2)中之’’A”係選自2,2-雙[4-(胺基苯氡基)苯基]丙烷、二 胺基矽氧烷化合物及該等二胺之混合物。 【實施方式】 於是,希望具有基於樹脂之導電糊,其中電阻率幾乎無 關於乾燥/皿度,且熱塑性樹脂之長保存期係結合熱塑性導 φ t糊組合物之耐溫性。本發明之發明者已藉由將該糊調配 成含有選定的可溶於有機溶劑之聚酿亞胺樹脂來達成該目 標。在此項技術中已知可溶於有機溶劑之聚醯亞胺樹脂係 4 一類㈣在於優良特性(例如’在常用有機溶劑中之溶解 性及耐熱性)之熱塑性樹脂。—般而言,該等樹脂係藉由使 辛院四緩與—胺在適當條件下以合適比率聚合所製 得。日本特許公開(KGkai)專利们.烟哪㈣了利用二環 [2.2.2]辛烧四敌酸酐之芷辦 (立體異構體所製得聚醯亞胺之製備 及描述。 99911.doc 1364042 在本發明之組合物中所用之聚醯亞一胺_樹'脂—可藉由(例如) 以下方法製備:首先在相對低溫下合成聚醯胺酸’接著在 问皿下藉由將二環[2.2.2]辛-7-烯-2,3,5,6-四羧酸酐及合適 之有機〉谷劑(例如’ DMF或甲苯)放入反應器中進行聚醯亞 胺化’並將該混合物加熱至6〇12〇ec。然後人將2,5_雙(胺 基甲基)二環[2.2.1]参院或2,6-雙(胺基甲基)二環[2.2.1]庚 烧單獨或兩者之混合物逐滴加入反應器中,並在12〇_16〇它 下反滅10至120分鐘。為產生聚醯亞胺,使混合物於 160-200 C下反應1至1〇小時。反應後,在空氣中冷卻反應 物,並將反應物移至裝滿丙酮之容器内。可分離並乾燥丙 嗣溶液中之固體。此固體即係聚醯亞胺。 可用於本發明之聚醯亞胺樹脂一般係藉由以上製備方法 製得,且具有下式之一般重複結構單元:
其中,η= 10-300,較佳η=ι〇· 150個重複,但不限於此範圍。 第二種特別有用之聚醯亞胺樹脂可自二環[2.2.2]辛-7-浠 -2,3,6-四羧酸二酐、2,2-雙[4-(胺基苯氧基)·苯基]丙烷、 2,5(2,6)-雙(胺基甲基)-二環[2.2.1]-庚烷及/或雙(3_胺基丙 基)聚(二甲基矽氧烷)製備: 9991 丨.doc
1364042 其中,m與η之分子比為9〇:1〇至1〇:9〇,八係化學鍵結該 等兩個結構以形成聚醯亞胺單元 «〜〇物,且m+n之 總和為10至300,較佳為1 丨5〇。 用於該導電糊之導電粉係:責金屬粉,一例如銀粉、金粉、 鉑粉;基底金屬粉,如銅粉、錄粉、錫粉;合金類焊料粉 及石墨粉及鍍有貴金屬t粉末及料貴金屬之合金粉。 可使用基於一金屬之粉末或幾種該等類型之導電粉之混 合物形式的導電粉4電粉與㈣亞胺樹脂之比率:重: 計應大於80 : 20。若導電粉之比率小於8〇重量%,則乾燥 薄膜之導電率可能極為有限或缺乏。 ’、 該糊中所用之有機溶劑可為任何可溶解聚醯亞胺樹脂之 溶劑。適用溶劑之實例包括:西旨,如乳酸乙g旨或乳酸丁醋; 酮,如%己酮;環脂族溶劑,如γ_τ内酯;或含氮溶劑, 如正甲基°比p各烧酮。 基於本發明有機聚醯亞胺之導電糊的製備可利用眾所周 知之方法,如輥壓法或動力混合。 藉由以下實例說明本發明,但決不希望該等實例限制本 發明之範缚。 本發明可溶於有機溶劑之聚醯亞胺樹脂實例可自(例 如)Maruzen Petrochemical以 PI-100或 ρι_ιΐ7獲得。 99911.doc 1364042 實例1 將20份由Maruzen Petrochemical供應作為PI-117提供之 根據本發明之可溶於有機溶劑的聚醯亞胺樹脂溶於8〇份乳 酸丁酯中,獲得聚醯亞胺溶液。然後,藉由輥壓法充分混 合71份薄片型銀粉(平均粒子尺寸:3 及29份上述聚醯 亞胺溶液’獲得在25°C下具有29 Pa.S黏度之導電糊。 將使用此糊之導電電路施加於玻璃基板上,且分別於 100C、130°c及160°c下乾燥30分鐘。所量測之每一乾燥溫 度之電阻率如下: 乾燥溫度(30分鐘) 電阻率 100°C 2.ΟΧΙΟ·5 Ω cm 130°C 2.1Χ10'5 Ω cm 160°C 2.1Χ10'5 β cm δ玄糊在160 C下乾燥60分鐘後之電阻率為2.3X10·5 〇 cm,且此糊於260。(:下進一步加熱1〇分鐘後之電阻率為 1.6X10 5 Ω cm(△電阻率=70%)。乾燥糊於26〇。〇下加熱1〇 分鐘剛後之重量損耗為0.65%。乾燥糊在260°C下加熱1〇分 鐘後對玻璃基板之交又影線/帶剝離黏著力為1〇〇/1〇〇,且未 觀察到失效。 對照實例1 將15伤|甲基丙細酸g旨樹脂(如由Eivacjte所供應之 #2041丙烯酸樹脂)溶於85份丙二醇甲輕乙酸g旨中,獲得丙 稀酸樹脂溶液。藉由輥壓法充分混合57份實例丨中所使用之 9991 l.doc 1364042 薄片型銀粉與43份丙烯酸樹脂溶液。獲得在25t:下具有2〇 Pa.S黏度之導電糊。
如同實例1,將使用此導電糊之導電電路施加於玻璃基板 上,且於160 C下乾燥60分鐘。乾燥糊之電阻率為丨5 χι〇_5 Ω cm。乾燥糊於260。〇下進一步加熱1〇分鐘後之電阻率為 0.8X10-5 Ω cm(△電阻率=53%)。乾燥糊於26〇。〇下加熱1〇 分鐘前後之重量損耗為10%。此表明於26〇。〇加熱過程中移
除了幾乎所有樹脂。因此,乾燥糊於26(rCT進一步加熱⑺ 分鐘後之交又影線/㈣離黏著力為〇/跡該乾燥薄膜=全 破裂。 自該實例及其對照實例可見,本發明之導電組合物給定 了不依乾燥溫度而定之幾乎相同的電阻率。於26〇它下力熱 後,熱衝擊未破壞乾燥糊。另一方面,高溫加熱衝擊:破 壞了基於丙烯酸樹脂(一典型的”熱塑性"樹脂)之導電糊。
9991 l.doc
Claims (1)
1364042 十、申請專利範圍: 1 · 一種包含導電粉、 劑之導電組合物, 101 JTTH--— /0严;月〆曰修正替換頁 可溶於有機溶劑之聚醯亞胺樹脂及溶 其中導電粉與聚醯亞胺之比率為80: 20到99 . 1 j_其中聚醯亞胺樹脂包含選自以下單元之化 學單元: 單元(1)
其中,n= 10-300 ;及 單元(2)
及該等單元之混合物,且其中在單元中,爪與n之莫耳 比範圍為90 : 10至1〇 : 90 ’ m+n之總和為1〇至3〇〇,且"Α" 代表二胺化合物,其與該等結構化學鍵結形成該樹脂之 聚酿亞胺单元。 2.如請求項1之導電組合物,其中"a"係選自2,2_雙[4_(胺基 苯氧基)苯基]丙烷、二胺基矽氧烷化合物及該等化合物之 1364042 ——iO.1.年 3 .月 2 a- /。(年分]⑽修正替換頁 混合物
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| EP (1) | EP1569244B1 (zh) |
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| TWI619124B (zh) * | 2012-09-27 | 2018-03-21 | Fujifilm Corporation | 導電糊、印刷配線基板 |
| TWI659431B (zh) * | 2012-08-31 | 2019-05-11 | 德商賀利氏貴金屬公司 | 包含銀奈米粒子及球狀銀微米粒子之用於電極製備的導電膠 |
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| JP2006225625A (ja) * | 2005-01-19 | 2006-08-31 | Nitto Denko Corp | 半導電性樹脂組成物および配線回路基板 |
| WO2007043603A1 (en) * | 2005-10-06 | 2007-04-19 | Seiko Epson Corporation | Composition for conductive materials |
| EP2192598A1 (en) * | 2008-12-01 | 2010-06-02 | Exax Inc. | Paste composition for forming heat-resistant conductive patterns on substrate |
| KR100983219B1 (ko) * | 2008-12-05 | 2010-09-20 | 조근호 | 직접인쇄방식에 의한 인쇄회로기판의 제조방법 및 이에 의하여 제조된 인쇄회로기판 |
| US9649730B2 (en) | 2015-08-12 | 2017-05-16 | E I Du Pont De Nemours And Company | Paste and process for forming a solderable polyimide-based polymer thick film conductor |
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| US9637647B2 (en) * | 2015-08-13 | 2017-05-02 | E I Du Pont De Nemours And Company | Photonic sintering of a polymer thick film copper conductor composition |
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| TWI659431B (zh) * | 2012-08-31 | 2019-05-11 | 德商賀利氏貴金屬公司 | 包含銀奈米粒子及球狀銀微米粒子之用於電極製備的導電膠 |
| US10403769B2 (en) | 2012-08-31 | 2019-09-03 | Heraeus Deutschland GmbH & Co. KG | Electro-conductive paste comprising Ag nano-particles and spherical Ag micro-particles in the preparation of electrodes |
| TWI619124B (zh) * | 2012-09-27 | 2018-03-21 | Fujifilm Corporation | 導電糊、印刷配線基板 |
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| Publication number | Publication date |
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| TW200603177A (en) | 2006-01-16 |
| JP2005243638A (ja) | 2005-09-08 |
| EP1569244A2 (en) | 2005-08-31 |
| EP1569244B1 (en) | 2011-07-27 |
| JP4879497B2 (ja) | 2012-02-22 |
| US7169330B2 (en) | 2007-01-30 |
| US20050187329A1 (en) | 2005-08-25 |
| KR100715758B1 (ko) | 2007-05-08 |
| EP1569244A3 (en) | 2008-11-12 |
| KR20060042229A (ko) | 2006-05-12 |
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