JP2018080315A - ポリイミド、ポリイミド前駆体、及びポリイミドフィルム - Google Patents
ポリイミド、ポリイミド前駆体、及びポリイミドフィルム Download PDFInfo
- Publication number
- JP2018080315A JP2018080315A JP2016225539A JP2016225539A JP2018080315A JP 2018080315 A JP2018080315 A JP 2018080315A JP 2016225539 A JP2016225539 A JP 2016225539A JP 2016225539 A JP2016225539 A JP 2016225539A JP 2018080315 A JP2018080315 A JP 2018080315A
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- Japan
- Prior art keywords
- polyimide
- group
- general formula
- polyimide precursor
- film
- 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
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- 229920001721 polyimide Polymers 0.000 title claims abstract description 181
- 239000004642 Polyimide Substances 0.000 title claims abstract description 134
- 239000002243 precursor Substances 0.000 title claims description 63
- 239000000126 substance Substances 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000010521 absorption reaction Methods 0.000 claims abstract description 22
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 11
- 239000002966 varnish Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 125000004432 carbon atom Chemical group C* 0.000 claims description 11
- 125000000217 alkyl group Chemical group 0.000 claims description 7
- 125000005103 alkyl silyl group Chemical group 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 229910005965 SO 2 Inorganic materials 0.000 claims description 5
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 abstract description 11
- 150000004985 diamines Chemical class 0.000 description 40
- 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 37
- 238000000034 method Methods 0.000 description 35
- -1 aromatic tetracarboxylic acid Chemical class 0.000 description 25
- 150000000000 tetracarboxylic acids Chemical class 0.000 description 25
- 239000000243 solution Substances 0.000 description 22
- 239000010408 film Substances 0.000 description 19
- 239000002904 solvent Substances 0.000 description 19
- 239000003795 chemical substances by application Substances 0.000 description 17
- 239000000758 substrate Substances 0.000 description 16
- 239000010410 layer Substances 0.000 description 13
- 239000000843 powder Substances 0.000 description 12
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 10
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 10
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 9
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 8
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 description 8
- 229920005575 poly(amic acid) Polymers 0.000 description 8
- 125000006158 tetracarboxylic acid group Chemical group 0.000 description 8
- 239000004065 semiconductor Substances 0.000 description 7
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 5
- 150000008064 anhydrides Chemical class 0.000 description 5
- QSAWQNUELGIYBC-UHFFFAOYSA-N cyclohexane-1,2-dicarboxylic acid Chemical compound OC(=O)C1CCCCC1C(O)=O QSAWQNUELGIYBC-UHFFFAOYSA-N 0.000 description 5
- 239000010419 fine particle Substances 0.000 description 5
- 125000000524 functional group Chemical group 0.000 description 5
- 125000005462 imide group Chemical group 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000000178 monomer Substances 0.000 description 5
- 239000003960 organic solvent Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 238000006722 reduction reaction Methods 0.000 description 5
- 238000007363 ring formation reaction Methods 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 150000005690 diesters Chemical class 0.000 description 4
- AWJUIBRHMBBTKR-UHFFFAOYSA-N isoquinoline Chemical compound C1=NC=CC2=CC=CC=C21 AWJUIBRHMBBTKR-UHFFFAOYSA-N 0.000 description 4
- ARCGXLSVLAOJQL-UHFFFAOYSA-N trimellitic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C(C(O)=O)=C1 ARCGXLSVLAOJQL-UHFFFAOYSA-N 0.000 description 4
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 4
- SIOVKLKJSOKLIF-HJWRWDBZSA-N trimethylsilyl (1z)-n-trimethylsilylethanimidate Chemical compound C[Si](C)(C)OC(/C)=N\[Si](C)(C)C SIOVKLKJSOKLIF-HJWRWDBZSA-N 0.000 description 4
- 238000005160 1H NMR spectroscopy Methods 0.000 description 3
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000006069 Suzuki reaction reaction Methods 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- ANSXAPJVJOKRDJ-UHFFFAOYSA-N furo[3,4-f][2]benzofuran-1,3,5,7-tetrone Chemical compound C1=C2C(=O)OC(=O)C2=CC2=C1C(=O)OC2=O ANSXAPJVJOKRDJ-UHFFFAOYSA-N 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 3
- 238000006358 imidation reaction Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 125000005647 linker group Chemical group 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 235000021317 phosphate Nutrition 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 229920002647 polyamide Polymers 0.000 description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000002194 synthesizing effect Effects 0.000 description 3
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 2
- CYSGHNMQYZDMIA-UHFFFAOYSA-N 1,3-Dimethyl-2-imidazolidinon Chemical compound CN1CCN(C)C1=O CYSGHNMQYZDMIA-UHFFFAOYSA-N 0.000 description 2
- HQJQYILBCQPYBI-UHFFFAOYSA-N 1-bromo-4-(4-bromophenyl)benzene Chemical group C1=CC(Br)=CC=C1C1=CC=C(Br)C=C1 HQJQYILBCQPYBI-UHFFFAOYSA-N 0.000 description 2
- VLDPXPPHXDGHEW-UHFFFAOYSA-N 1-chloro-2-dichlorophosphoryloxybenzene Chemical compound ClC1=CC=CC=C1OP(Cl)(Cl)=O VLDPXPPHXDGHEW-UHFFFAOYSA-N 0.000 description 2
- JYYNAJVZFGKDEQ-UHFFFAOYSA-N 2,4-Dimethylpyridine Chemical compound CC1=CC=NC(C)=C1 JYYNAJVZFGKDEQ-UHFFFAOYSA-N 0.000 description 2
- XWKFPIODWVPXLX-UHFFFAOYSA-N 2,5-dimethylpyridine Chemical compound CC1=CC=C(C)N=C1 XWKFPIODWVPXLX-UHFFFAOYSA-N 0.000 description 2
- ILCOCZBHMDEIAI-UHFFFAOYSA-N 2-(2-octadecoxyethoxy)ethanol Chemical compound CCCCCCCCCCCCCCCCCCOCCOCCO ILCOCZBHMDEIAI-UHFFFAOYSA-N 0.000 description 2
- HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 description 2
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical compound CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 description 2
- BSKHPKMHTQYZBB-UHFFFAOYSA-N 2-methylpyridine Chemical compound CC1=CC=CC=N1 BSKHPKMHTQYZBB-UHFFFAOYSA-N 0.000 description 2
- NUIURNJTPRWVAP-UHFFFAOYSA-N 3,3'-Dimethylbenzidine Chemical compound C1=C(N)C(C)=CC(C=2C=C(C)C(N)=CC=2)=C1 NUIURNJTPRWVAP-UHFFFAOYSA-N 0.000 description 2
- NURQLCJSMXZBPC-UHFFFAOYSA-N 3,4-dimethylpyridine Chemical compound CC1=CC=NC=C1C NURQLCJSMXZBPC-UHFFFAOYSA-N 0.000 description 2
- HWWYDZCSSYKIAD-UHFFFAOYSA-N 3,5-dimethylpyridine Chemical compound CC1=CN=CC(C)=C1 HWWYDZCSSYKIAD-UHFFFAOYSA-N 0.000 description 2
- HLBLWEWZXPIGSM-UHFFFAOYSA-N 4-Aminophenyl ether Chemical compound C1=CC(N)=CC=C1OC1=CC=C(N)C=C1 HLBLWEWZXPIGSM-UHFFFAOYSA-N 0.000 description 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- QQGYZOYWNCKGEK-UHFFFAOYSA-N 5-[(1,3-dioxo-2-benzofuran-5-yl)oxy]-2-benzofuran-1,3-dione Chemical compound C1=C2C(=O)OC(=O)C2=CC(OC=2C=C3C(=O)OC(C3=CC=2)=O)=C1 QQGYZOYWNCKGEK-UHFFFAOYSA-N 0.000 description 2
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 description 2
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 2
- 229920000106 Liquid crystal polymer Polymers 0.000 description 2
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- XCOBLONWWXQEBS-KPKJPENVSA-N N,O-bis(trimethylsilyl)trifluoroacetamide Chemical compound C[Si](C)(C)O\C(C(F)(F)F)=N\[Si](C)(C)C XCOBLONWWXQEBS-KPKJPENVSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000006087 Silane Coupling Agent Substances 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- WPMWEFXCIYCJSA-UHFFFAOYSA-N Tetraethylene glycol monododecyl ether Chemical compound CCCCCCCCCCCCOCCOCCOCCOCCO WPMWEFXCIYCJSA-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000002518 antifoaming agent Substances 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000012300 argon atmosphere Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- WKDNYTOXBCRNPV-UHFFFAOYSA-N bpda Chemical compound C1=C2C(=O)OC(=O)C2=CC(C=2C=C3C(=O)OC(C3=CC=2)=O)=C1 WKDNYTOXBCRNPV-UHFFFAOYSA-N 0.000 description 2
- VHRGRCVQAFMJIZ-UHFFFAOYSA-N cadaverine Chemical compound NCCCCCN VHRGRCVQAFMJIZ-UHFFFAOYSA-N 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000007822 coupling agent Substances 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 description 2
- 239000012024 dehydrating agents Substances 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- JQVDAXLFBXTEQA-UHFFFAOYSA-N dibutylamine Chemical compound CCCCNCCCC JQVDAXLFBXTEQA-UHFFFAOYSA-N 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- JBFHTYHTHYHCDJ-UHFFFAOYSA-N gamma-caprolactone Chemical compound CCC1CCC(=O)O1 JBFHTYHTHYHCDJ-UHFFFAOYSA-N 0.000 description 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 2
- RLSSMJSEOOYNOY-UHFFFAOYSA-N m-cresol Chemical compound CC1=CC=CC(O)=C1 RLSSMJSEOOYNOY-UHFFFAOYSA-N 0.000 description 2
- 229940018564 m-phenylenediamine Drugs 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 150000004712 monophosphates Chemical class 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- QWVGKYWNOKOFNN-UHFFFAOYSA-N o-cresol Chemical compound CC1=CC=CC=C1O QWVGKYWNOKOFNN-UHFFFAOYSA-N 0.000 description 2
- WRKCIHRWQZQBOL-UHFFFAOYSA-N octyl dihydrogen phosphate Chemical compound CCCCCCCCOP(O)(O)=O WRKCIHRWQZQBOL-UHFFFAOYSA-N 0.000 description 2
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Chemical compound ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 2
- IWDCLRJOBJJRNH-UHFFFAOYSA-N p-cresol Chemical compound CC1=CC=C(O)C=C1 IWDCLRJOBJJRNH-UHFFFAOYSA-N 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000013615 primer Substances 0.000 description 2
- 239000002987 primer (paints) Substances 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- KIDHWZJUCRJVML-UHFFFAOYSA-N putrescine Chemical compound NCCCCN KIDHWZJUCRJVML-UHFFFAOYSA-N 0.000 description 2
- 230000001846 repelling effect Effects 0.000 description 2
- 238000000518 rheometry Methods 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 238000001308 synthesis method Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 2
- 150000003628 tricarboxylic acids Chemical class 0.000 description 2
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- GIWQSPITLQVMSG-UHFFFAOYSA-N 1,2-dimethylimidazole Chemical compound CC1=NC=CN1C GIWQSPITLQVMSG-UHFFFAOYSA-N 0.000 description 1
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 description 1
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 description 1
- PWGJDPKCLMLPJW-UHFFFAOYSA-N 1,8-diaminooctane Chemical compound NCCCCCCCCN PWGJDPKCLMLPJW-UHFFFAOYSA-N 0.000 description 1
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Landscapes
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Abstract
Description
本発明のポリイミド前駆体は、溶媒中でテトラカルボン酸成分としてのテトラカルボン酸二無水物とジアミン成分とを略等モル、好ましくはテトラカルボン酸成分に対するジアミン成分のモル比[ジアミン成分のモル数/テトラカルボン酸成分のモル数]が好ましくは0.90〜1.10、より好ましくは0.95〜1.05の割合で、例えば120℃以下の比較的低温度でイミド化を抑制しながら反応することによって、ポリイミド前駆体溶液組成物として好適に得ることができる。
テトラカルボン酸二無水物を任意のアルコールと反応させ、ジエステルジカルボン酸を得た後、塩素化試薬(チオニルクロライド、オキサリルクロライド等)と反応させ、ジエステルジカルボン酸クロライドを得る。このジエステルジカルボン酸クロライドとジアミンを好ましくは−20〜120℃、更に好ましくは−5〜80℃の範囲で1〜72時間撹拌することで、ポリイミド前駆体が得られる。80℃以上で反応させる場合、分子量が重合時の温度履歴に依存して変動し、また熱によりイミド化が進行することから、ポリイミド前駆体を安定して製造できなくなる可能性がある。また、ジエステルジカルボン酸とジアミンを、リン系縮合剤や、カルボジイミド縮合剤等を用いて脱水縮合することでも、簡便にポリイミド前駆体が得られる。
あらかじめ、ジアミンとシリル化剤を反応させ、シリル化されたジアミンを得る。必要に応じて、蒸留等により、シリル化されたジアミンの精製を行う。そして、脱水された溶媒中にシリル化されたジアミンを溶解させておき、撹拌しながら、テトラカルボン酸二無水物を徐々に添加し、好ましくは0〜120℃、更に好ましくは5〜80℃の範囲で1〜72時間撹拌することで、ポリイミド前駆体が得られる。80℃以上で反応させる場合、分子量が重合時の温度履歴に依存して変動し、また熱によりイミド化が進行することから、ポリイミド前駆体を安定して製造できなくなる可能性がある。
上述の1)の方法で得られたポリアミド酸溶液とシリル化剤を混合し、好ましくは0〜120℃、更に好ましくは5〜80℃の範囲で1〜72時間撹拌することで、ポリイミド前駆体が得られる。80℃以上で反応させる場合、分子量が重合時の温度履歴に依存して変動し、また熱によりイミド化が進行することから、ポリイミド前駆体を安定して製造できなくなる可能性がある。
s−BPDA:3,3’,4,4’−ビフェニルテトラカルボン酸二無水物
ODPA:オキシジフタル酸二無水物
PMDA:ピロメリット酸二無水物
DAQP:4,4’’’−ジアミノ−p−クォーターフェニル
ODA:4,4’−ジアミノジフェニルエーテル
DATP:4,4’’−ジアミノターフェニル
ADA:9,10−ビス(4−アミノフェニル)アントラセン
ポリイミドフィルムを加熱真空乾燥下で恒量になるまで乾燥させて乾燥時のフィルム質量Cを測定する。その後、23℃で24時間純水に浸漬させた後に引き上げ、ポリイミドフィルムに付着した水を拭き取った後、湿潤時のフィルム質量Dを測定する。飽和吸水率(%)は、以下の式により算出した。
飽和吸水率(質量%)=[(D−C)/C]×100
ポリイミドフィルムを22±1℃、60±5%RHの環境に72時間以上常態調整した後、円筒空胴共振器法(周波数:10GHz)にて測定した。
ポリイミドフィルムのイミド基濃度(質量%)は、以下の式により算出した。
イミド基濃度(質量%)=[(イミド基の分子量×ポリイミドを構成する単位ユニットあたりのイミド基の数)/(ポリイミドを構成する単位ユニットあたりの分子量)]×100
ポリイミドフィルムをIEC−540(S)規格のダンベル形状に打ち抜いて試験片(幅:4mm)とし、ORIENTEC社製TENSILONを用いて、チャック間長30mm、引張速度2mm/分で、初期の引張弾性率、破断点応力、破断点伸度を測定した。
DAQPは2つの工程より合成される。第一の工程では4,4’−ジブロモ−1,1’−ビフェニルとtert−ブチル(4−(4,4,5,5−テトラメチル−1,3,2−ジオキサボロラン−2−イル)フェニル)カルバメートとのスズキカップリング反応によりジ−tert−ブチル[1,1’:4’,1’’,:4’’,1’’’−クォーターフェニル]−4,4’’’−ジイルジカルバメートを合成した。第二の工程では第一の工程で取得したジ−tert−ブチル[1,1’:4’,1’’,:4’’,1’’’−クォーターフェニル]−4,4’’’−ジイルジカルバメートの脱保護反応を行い、DAQPを合成した。以下、参考例1として第一の工程としてジ−tert−ブチル[1,1’:4’,1’’,:4’’,1’’’−クォーターフェニル]−4,4’’’−ジイルジカルバメートの合成手順、参考例2としてDAQPの合成手順を示した。
10Lの四つ口フラスコにアルゴン雰囲気下で4,4’−ジブロモ−1,1’−ビフェニル123.9g(397mmol)、tert−ブチル(4−(4,4,5,5−テトラメチル−1,3,2−ジオキサボロラン−2−イル)フェニル)カルバメート266.2g(833mmol)を添加し、N,N−ジメチルホルムアミド5942mLに溶かし、アルゴンで溶液をバブリングした。その溶液に炭酸ナトリウム126.1g(1.19mol)を含む水溶液1485mLを加えて、アルゴンでバブリングした。次にPd(PPh3)4 14g(0.011mmol)を添加し、100℃で20時間撹拌した。この反応溶液をろ過してろ物をTHFとイオン交換水で洗浄して、真空下で加熱乾燥し、灰色固体としてジ−tert−ブチル[1,1’:4’,1’’,:4’’,1’’’−クォーターフェニル]−4,4’’’−ジイルジカルバメート186.1gを得た(取得収率87%)。
1H−NMR(DMSO−d6,σ(ppm)); 1.50(s,2H),7.53−7.68(m,8H),7.71−7.83(m,8H),9.47(s,2H)
ESI−MS(m/z); 537(M+1)
5Lの四つ口フラスコにアルゴン雰囲気下でジ−tert−ブチル[1,1’:4’,1’’,:4’’,1’’’−クォーターフェニル]−4,4’’’−ジイルジカルバメート196.4g(365mmol)をジクロロメタン1510mLに懸濁させて、トリフルオロ酢酸1269mL(7.47mol)を添加し、室温で20時間撹拌した。反応終了後の溶液に2mol/Lの水酸化ナトリウム水溶液10.4Lを加えて、析出した固体のろ過を行った。ろ物をイオン交換水で洗浄し、続いてTHF、ジクロロメタンで洗浄した。得られた固体を真空下で加熱乾燥し、灰色固体としてDAQPの粗体86.0gを得た。続いて、同様にして得られたDAQP粗体180gの昇華精製を行うことで、淡黄色固体として1H−NMR純度99%以上でDAQP134gを得た(ジ−tert−ブチル[1,1’:4’,1’’,:4’’,1’’’−クォーターフェニル]−4,4’’’−ジイルジカルバメート基準の取得収率52%)。
1H−NMR(DMSO−d6,σ(ppm)); 5.27(s,4H),6.67(d,J=8.5Hz,4H),7.42(d,J=8.5Hz,4H),7.63(d,J=8.5Hz,2H),7.69(d,J=8.5Hz,2H)
DI−MS(m/z); 337(M+1)
6.1g(20.8mmol)のs−BPDAを重合槽に入れた後、有機溶媒であるN−メチルピロリドンを、仕込みモノマー総質量(ジアミン成分とテトラカルボン酸成分の総和)が10%となるよう加え、窒素雰囲気下、25℃で撹拌した。この溶液に、7g(20.8mmol)のDAQPを徐々に加え、撹拌を行うことで、均一で粘稠なポリイミド前駆体溶液(ポリアミド酸溶液)Eを得た。得られたポリイミド前駆体溶液Eをガラス板上に薄膜状にキャストし、490℃まで加熱してイミド化を進めることにより、厚みが25μmのポリイミドフィルムを得た。得られたフィルムの機械特性は、引張弾性率6.5GPa、破断点応力387MPa、破断点伸度39%であった。
9.5g(28.3mmol)のDAQP及び1g(5.0mmol)のODAを重合槽に入れた後、N−メチルピロリドン:ジメチルアセトアミド=1:1(質量比)の混合有機溶媒を、仕込みモノマー総質量(ジアミン成分とテトラカルボン酸成分の総和)が13%となるよう加え、窒素雰囲気下、25℃で撹拌した。この溶液に、9.8g(33.3mmol)のs−BPDAを徐々に加え、撹拌を行うことで、均一で粘稠なポリイミド前駆体溶液Fを得た。得られたポリイミド前駆体溶液Fをガラス板上に薄膜状にキャストし、490℃まで加熱してイミド化を進めることにより、厚みが25μmのポリイミドフィルムを得た。
本実施例では、実施例2で用いたs−BPDAに代えてODPAを用いた。これ以外は実施例2と同様にしてポリイミドフィルムを得た。
本比較例では、実施例1で用いたs−BPDAに代えてPMDAを用いた。これ以外は実施例1と同様にして反応を行った。しかし溶液がゲル化して、均一なポリイミド前駆体溶液を得ることができなかった。
本比較例では、実施例1で用いたDAQPに代えてDATPを用いた。また、N−メチルピロリドンに代えてジメチルアセトアミドを用いた。ジメチルアセトアミドは、仕込みモノマー総質量(ジアミン成分とテトラカルボン酸成分の総和)が18%となるよう加えた。これら以外は実施例1と同様にしてポリイミドフィルムを得た。得られたフィルムの機械特性は、引張弾性率7.1GPa、破断点応力342MPa、破断点伸度24%であった。
本比較例では、実施例1で用いたDAQPに代えてADAを用いた。また、N−メチルピロリドンに代えてジメチルアセトアミドを用いた。ジメチルアセトアミドは、仕込みモノマー総質量(ジアミン成分とテトラカルボン酸成分の総和)が10%となるよう加えた。これら以外は実施例1と同様にしてポリイミドフィルムを得た。得られたフィルムの機械特性は、引張弾性率5.2GPa、破断点応力246MPa、破断点伸度14%であった。
本比較例では、実施例2で用いたs−BPDAに代えてPMDAを用いた。これ以外は実施例2と同様にしてポリイミドフィルムを得た。
Claims (6)
- 前記一般式(2)のXが直接結合である請求項1に記載のポリイミド。
- 前記一般式(1)の基Aとして、前記一般式(2)で表される構造を50〜100モル%の範囲で含み、基Bとして、前記一般式(3)で表される構造を50〜100モル%の範囲で含む請求項1又は2に記載のポリイミド。
- 請求項1ないし3のいずれか一項に記載のポリイミド、又は請求項4に記載のポリイミド前駆体を用いて得られたワニス。
- 請求項1ないし3のいずれか一項に記載のポリイミド、又は請求項4に記載のポリイミド前駆体を用いて得られたポリイミドフィルム。
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Cited By (3)
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KR20220058411A (ko) | 2020-10-30 | 2022-05-09 | 도오꾜오까고오교 가부시끼가이샤 | 폴리이미드 바니시, 폴리이미드막의 제조 방법, 및 패턴화된 폴리이미드막의 제조 방법 |
CN115612098A (zh) * | 2022-07-28 | 2023-01-17 | 江西有泽新材料科技有限公司 | 一种本征型低介电低吸水的聚合物及其制备方法和应用 |
CN116478400A (zh) * | 2023-02-06 | 2023-07-25 | 中山大学 | 含四联苯衍生结构的聚酰亚胺、二胺单体及其制备方法 |
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JPS57188853A (en) * | 1981-05-18 | 1982-11-19 | Hitachi Ltd | Plastic molded type semiconductor device |
JPS60243120A (ja) * | 1984-05-18 | 1985-12-03 | Hitachi Ltd | フレキシブルプリント基板の製造方法 |
JPS60250031A (ja) * | 1984-05-28 | 1985-12-10 | Hitachi Ltd | 低熱膨張性樹脂材料 |
JPS62236732A (ja) * | 1986-04-08 | 1987-10-16 | 住友ベークライト株式会社 | 可撓性印刷回路用基板の製造方法 |
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JPS57188853A (en) * | 1981-05-18 | 1982-11-19 | Hitachi Ltd | Plastic molded type semiconductor device |
JPS60243120A (ja) * | 1984-05-18 | 1985-12-03 | Hitachi Ltd | フレキシブルプリント基板の製造方法 |
JPS60250031A (ja) * | 1984-05-28 | 1985-12-10 | Hitachi Ltd | 低熱膨張性樹脂材料 |
JPS62236732A (ja) * | 1986-04-08 | 1987-10-16 | 住友ベークライト株式会社 | 可撓性印刷回路用基板の製造方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20220058411A (ko) | 2020-10-30 | 2022-05-09 | 도오꾜오까고오교 가부시끼가이샤 | 폴리이미드 바니시, 폴리이미드막의 제조 방법, 및 패턴화된 폴리이미드막의 제조 방법 |
CN115612098A (zh) * | 2022-07-28 | 2023-01-17 | 江西有泽新材料科技有限公司 | 一种本征型低介电低吸水的聚合物及其制备方法和应用 |
CN115612098B (zh) * | 2022-07-28 | 2023-10-03 | 江西有泽新材料科技有限公司 | 一种本征型低介电低吸水的聚合物及其制备方法和应用 |
CN116478400A (zh) * | 2023-02-06 | 2023-07-25 | 中山大学 | 含四联苯衍生结构的聚酰亚胺、二胺单体及其制备方法 |
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