WO2010047248A1 - ポジ型感光性組成物及び永久レジスト - Google Patents
ポジ型感光性組成物及び永久レジスト Download PDFInfo
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- WO2010047248A1 WO2010047248A1 PCT/JP2009/067727 JP2009067727W WO2010047248A1 WO 2010047248 A1 WO2010047248 A1 WO 2010047248A1 JP 2009067727 W JP2009067727 W JP 2009067727W WO 2010047248 A1 WO2010047248 A1 WO 2010047248A1
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- positive photosensitive
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- ZVMRWPHIZSSUKP-UHFFFAOYSA-N dicyclohexyl(dimethoxy)silane Chemical compound C1CCCCC1[Si](OC)(OC)C1CCCCC1 ZVMRWPHIZSSUKP-UHFFFAOYSA-N 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- ZMAPKOCENOWQRE-UHFFFAOYSA-N diethoxy(diethyl)silane Chemical compound CCO[Si](CC)(CC)OCC ZMAPKOCENOWQRE-UHFFFAOYSA-N 0.000 description 1
- HZLIIKNXMLEWPA-UHFFFAOYSA-N diethoxy(dipropyl)silane Chemical compound CCC[Si](CCC)(OCC)OCC HZLIIKNXMLEWPA-UHFFFAOYSA-N 0.000 description 1
- GENZKBJGWAAVIE-UHFFFAOYSA-N diethoxy-[3-(oxiran-2-ylmethoxy)propyl]-phenylsilane Chemical compound C=1C=CC=CC=1[Si](OCC)(OCC)CCCOCC1CO1 GENZKBJGWAAVIE-UHFFFAOYSA-N 0.000 description 1
- WOZOEHNJNZTJDH-UHFFFAOYSA-N diethoxy-bis(2-methylpropyl)silane Chemical compound CCO[Si](CC(C)C)(CC(C)C)OCC WOZOEHNJNZTJDH-UHFFFAOYSA-N 0.000 description 1
- RIIYEOHOQDANAR-UHFFFAOYSA-N diethoxy-bis[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound C1OC1COCCC[Si](OCC)(OCC)CCCOCC1CO1 RIIYEOHOQDANAR-UHFFFAOYSA-N 0.000 description 1
- VVKJJEAEVBNODX-UHFFFAOYSA-N diethoxy-di(propan-2-yl)silane Chemical compound CCO[Si](C(C)C)(C(C)C)OCC VVKJJEAEVBNODX-UHFFFAOYSA-N 0.000 description 1
- ODADONMDNZJQMW-UHFFFAOYSA-N diethoxy-ethyl-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CCO[Si](CC)(OCC)CCCOCC1CO1 ODADONMDNZJQMW-UHFFFAOYSA-N 0.000 description 1
- OTARVPUIYXHRRB-UHFFFAOYSA-N diethoxy-methyl-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CCO[Si](C)(OCC)CCCOCC1CO1 OTARVPUIYXHRRB-UHFFFAOYSA-N 0.000 description 1
- VSYLGGHSEIWGJV-UHFFFAOYSA-N diethyl(dimethoxy)silane Chemical compound CC[Si](CC)(OC)OC VSYLGGHSEIWGJV-UHFFFAOYSA-N 0.000 description 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- BPNSMZUVTHTOAD-UHFFFAOYSA-N dimethoxy(4-phenylbutyl)silane Chemical compound C1(=CC=CC=C1)CCCC[SiH](OC)OC BPNSMZUVTHTOAD-UHFFFAOYSA-N 0.000 description 1
- GADRDGJYIKCFSI-UHFFFAOYSA-N dimethoxy(6-phenylhexyl)silane Chemical compound C1(=CC=CC=C1)CCCCCC[SiH](OC)OC GADRDGJYIKCFSI-UHFFFAOYSA-N 0.000 description 1
- JJQZDUKDJDQPMQ-UHFFFAOYSA-N dimethoxy(dimethyl)silane Chemical compound CO[Si](C)(C)OC JJQZDUKDJDQPMQ-UHFFFAOYSA-N 0.000 description 1
- JVUVKQDVTIIMOD-UHFFFAOYSA-N dimethoxy(dipropyl)silane Chemical compound CCC[Si](OC)(OC)CCC JVUVKQDVTIIMOD-UHFFFAOYSA-N 0.000 description 1
- VDCSZEZNBODVRT-UHFFFAOYSA-N dimethoxy-[3-(oxiran-2-ylmethoxy)propyl]-phenylsilane Chemical compound C=1C=CC=CC=1[Si](OC)(OC)CCCOCC1CO1 VDCSZEZNBODVRT-UHFFFAOYSA-N 0.000 description 1
- NHYFIJRXGOQNFS-UHFFFAOYSA-N dimethoxy-bis(2-methylpropyl)silane Chemical compound CC(C)C[Si](OC)(CC(C)C)OC NHYFIJRXGOQNFS-UHFFFAOYSA-N 0.000 description 1
- VHPUZTHRFWIGAW-UHFFFAOYSA-N dimethoxy-di(propan-2-yl)silane Chemical compound CO[Si](OC)(C(C)C)C(C)C VHPUZTHRFWIGAW-UHFFFAOYSA-N 0.000 description 1
- PWPGWRIGYKWLEV-UHFFFAOYSA-N dimethoxy-methyl-[2-(oxiran-2-ylmethoxy)ethyl]silane Chemical compound CO[Si](C)(OC)CCOCC1CO1 PWPGWRIGYKWLEV-UHFFFAOYSA-N 0.000 description 1
- JWYGLBSNXMQPFL-UHFFFAOYSA-N dimethoxy-phenyl-propylsilane Chemical compound CCC[Si](OC)(OC)C1=CC=CC=C1 JWYGLBSNXMQPFL-UHFFFAOYSA-N 0.000 description 1
- YQGOWXYZDLJBFL-UHFFFAOYSA-N dimethoxysilane Chemical compound CO[SiH2]OC YQGOWXYZDLJBFL-UHFFFAOYSA-N 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- YYLGKUPAFFKGRQ-UHFFFAOYSA-N dimethyldiethoxysilane Chemical compound CCO[Si](C)(C)OCC YYLGKUPAFFKGRQ-UHFFFAOYSA-N 0.000 description 1
- 239000012972 dimethylethanolamine Substances 0.000 description 1
- HPYNZHMRTTWQTB-UHFFFAOYSA-N dimethylpyridine Natural products CC1=CC=CN=C1C HPYNZHMRTTWQTB-UHFFFAOYSA-N 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- WEHWNAOGRSTTBQ-UHFFFAOYSA-N dipropylamine Chemical compound CCCNCCC WEHWNAOGRSTTBQ-UHFFFAOYSA-N 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- GWCASPKBFBALDG-UHFFFAOYSA-N ditert-butyl(diethoxy)silane Chemical compound CCO[Si](C(C)(C)C)(C(C)(C)C)OCC GWCASPKBFBALDG-UHFFFAOYSA-N 0.000 description 1
- OANIYCQMEVXZCJ-UHFFFAOYSA-N ditert-butyl(dimethoxy)silane Chemical compound CO[Si](OC)(C(C)(C)C)C(C)(C)C OANIYCQMEVXZCJ-UHFFFAOYSA-N 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- OEECNSHASCRYAG-UHFFFAOYSA-N ethenyl-diethyl-methoxysilane Chemical compound CC[Si](CC)(OC)C=C OEECNSHASCRYAG-UHFFFAOYSA-N 0.000 description 1
- HHQGGJWEGPNEDC-UHFFFAOYSA-N ethenyl-dimethoxy-propan-2-ylsilane Chemical compound CO[Si](OC)(C=C)C(C)C HHQGGJWEGPNEDC-UHFFFAOYSA-N 0.000 description 1
- JPUUAJAJQBWHFT-UHFFFAOYSA-N ethenyl-dimethoxy-propylsilane Chemical compound CCC[Si](OC)(OC)C=C JPUUAJAJQBWHFT-UHFFFAOYSA-N 0.000 description 1
- SRBCBSYCBSCLTO-UHFFFAOYSA-N ethenyl-ethyl-dimethoxysilane Chemical compound CC[Si](OC)(OC)C=C SRBCBSYCBSCLTO-UHFFFAOYSA-N 0.000 description 1
- NUFVQEIPPHHQCK-UHFFFAOYSA-N ethenyl-methoxy-dimethylsilane Chemical compound CO[Si](C)(C)C=C NUFVQEIPPHHQCK-UHFFFAOYSA-N 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- CWAFVXWRGIEBPL-UHFFFAOYSA-N ethoxysilane Chemical compound CCO[SiH3] CWAFVXWRGIEBPL-UHFFFAOYSA-N 0.000 description 1
- YYDBOMXUCPLLSK-UHFFFAOYSA-N ethyl-dimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CC[Si](OC)(OC)CCCOCC1CO1 YYDBOMXUCPLLSK-UHFFFAOYSA-N 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- GAEKPEKOJKCEMS-UHFFFAOYSA-N gamma-valerolactone Chemical compound CC1CCC(=O)O1 GAEKPEKOJKCEMS-UHFFFAOYSA-N 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- YLSVKBYSZPAPBG-UHFFFAOYSA-N hept-6-enyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)CCCCCC=C YLSVKBYSZPAPBG-UHFFFAOYSA-N 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- CGQIJXYITMTOBI-UHFFFAOYSA-N hex-5-enyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)CCCCC=C CGQIJXYITMTOBI-UHFFFAOYSA-N 0.000 description 1
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical group C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- QPPQHRDVPBTVEV-UHFFFAOYSA-N isopropyl dihydrogen phosphate Chemical compound CC(C)OP(O)(O)=O QPPQHRDVPBTVEV-UHFFFAOYSA-N 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- REQXNMOSXYEQLM-UHFFFAOYSA-N methoxy-dimethyl-phenylsilane Chemical compound CO[Si](C)(C)C1=CC=CC=C1 REQXNMOSXYEQLM-UHFFFAOYSA-N 0.000 description 1
- CRVGTESFCCXCTH-UHFFFAOYSA-N methyl diethanolamine Chemical compound OCCN(C)CCO CRVGTESFCCXCTH-UHFFFAOYSA-N 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- DAZXVJBJRMWXJP-UHFFFAOYSA-N n,n-dimethylethylamine Chemical compound CCN(C)C DAZXVJBJRMWXJP-UHFFFAOYSA-N 0.000 description 1
- AFFLGGQVNFXPEV-UHFFFAOYSA-N n-decene Natural products CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 description 1
- GNVRJGIVDSQCOP-UHFFFAOYSA-N n-ethyl-n-methylethanamine Chemical compound CCN(C)CC GNVRJGIVDSQCOP-UHFFFAOYSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- KPADFPAILITQBG-UHFFFAOYSA-N non-4-ene Chemical compound CCCCC=CCCC KPADFPAILITQBG-UHFFFAOYSA-N 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000003548 sec-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 125000005373 siloxane group Chemical group [SiH2](O*)* 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- GFYHSKONPJXCDE-UHFFFAOYSA-N sym-collidine Natural products CC1=CN=C(C)C(C)=C1 GFYHSKONPJXCDE-UHFFFAOYSA-N 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000010345 tape casting Methods 0.000 description 1
- ASEHKQZNVUOPRW-UHFFFAOYSA-N tert-butyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C(C)(C)C ASEHKQZNVUOPRW-UHFFFAOYSA-N 0.000 description 1
- HXLWJGIPGJFBEZ-UHFFFAOYSA-N tert-butyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C(C)(C)C HXLWJGIPGJFBEZ-UHFFFAOYSA-N 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 229940073455 tetraethylammonium hydroxide Drugs 0.000 description 1
- LRGJRHZIDJQFCL-UHFFFAOYSA-M tetraethylazanium;hydroxide Chemical compound [OH-].CC[N+](CC)(CC)CC LRGJRHZIDJQFCL-UHFFFAOYSA-M 0.000 description 1
- RSNQKPMXXVDJFG-UHFFFAOYSA-N tetrasiloxane Chemical compound [SiH3]O[SiH2]O[SiH2]O[SiH3] RSNQKPMXXVDJFG-UHFFFAOYSA-N 0.000 description 1
- 239000013008 thixotropic agent Substances 0.000 description 1
- ALVYUZIFSCKIFP-UHFFFAOYSA-N triethoxy(2-methylpropyl)silane Chemical compound CCO[Si](CC(C)C)(OCC)OCC ALVYUZIFSCKIFP-UHFFFAOYSA-N 0.000 description 1
- YUTMGJAZFVXSGX-UHFFFAOYSA-N triethoxy(hept-6-enyl)silane Chemical compound CCO[Si](OCC)(OCC)CCCCCC=C YUTMGJAZFVXSGX-UHFFFAOYSA-N 0.000 description 1
- RKYSDIOEHLMYRS-UHFFFAOYSA-N triethoxy(hex-5-enyl)silane Chemical compound CCO[Si](OCC)(OCC)CCCCC=C RKYSDIOEHLMYRS-UHFFFAOYSA-N 0.000 description 1
- CPUDPFPXCZDNGI-UHFFFAOYSA-N triethoxy(methyl)silane Chemical compound CCO[Si](C)(OCC)OCC CPUDPFPXCZDNGI-UHFFFAOYSA-N 0.000 description 1
- DGNKPTPMPAAKHY-UHFFFAOYSA-N triethoxy(non-8-enyl)silane Chemical compound CCO[Si](OCC)(OCC)CCCCCCCC=C DGNKPTPMPAAKHY-UHFFFAOYSA-N 0.000 description 1
- KOBNDEKIQALPPB-UHFFFAOYSA-N triethoxy(oct-7-enyl)silane Chemical compound CCO[Si](OCC)(OCC)CCCCCCC=C KOBNDEKIQALPPB-UHFFFAOYSA-N 0.000 description 1
- OKDJUBJTKGOTCQ-UHFFFAOYSA-N triethoxy(oxiran-2-ylmethyl)silane Chemical compound CCO[Si](OCC)(OCC)CC1CO1 OKDJUBJTKGOTCQ-UHFFFAOYSA-N 0.000 description 1
- OCANZHUXNZTABW-UHFFFAOYSA-N triethoxy(pent-4-enyl)silane Chemical compound CCO[Si](OCC)(OCC)CCCC=C OCANZHUXNZTABW-UHFFFAOYSA-N 0.000 description 1
- HPXYNXVPCURWAZ-UHFFFAOYSA-N triethoxy(prop-1-en-2-yl)silane Chemical compound CCO[Si](OCC)(OCC)C(C)=C HPXYNXVPCURWAZ-UHFFFAOYSA-N 0.000 description 1
- UMFJXASDGBJDEB-UHFFFAOYSA-N triethoxy(prop-2-enyl)silane Chemical compound CCO[Si](CC=C)(OCC)OCC UMFJXASDGBJDEB-UHFFFAOYSA-N 0.000 description 1
- BJDLPDPRMYAOCM-UHFFFAOYSA-N triethoxy(propan-2-yl)silane Chemical compound CCO[Si](OCC)(OCC)C(C)C BJDLPDPRMYAOCM-UHFFFAOYSA-N 0.000 description 1
- NBXZNTLFQLUFES-UHFFFAOYSA-N triethoxy(propyl)silane Chemical compound CCC[Si](OCC)(OCC)OCC NBXZNTLFQLUFES-UHFFFAOYSA-N 0.000 description 1
- QQQSFSZALRVCSZ-UHFFFAOYSA-N triethoxysilane Chemical compound CCO[SiH](OCC)OCC QQQSFSZALRVCSZ-UHFFFAOYSA-N 0.000 description 1
- XYJRNCYWTVGEEG-UHFFFAOYSA-N trimethoxy(2-methylpropyl)silane Chemical compound CO[Si](OC)(OC)CC(C)C XYJRNCYWTVGEEG-UHFFFAOYSA-N 0.000 description 1
- PBCRPKLFTJSXBG-UHFFFAOYSA-N trimethoxy(non-8-enyl)silane Chemical compound CO[Si](OC)(OC)CCCCCCCC=C PBCRPKLFTJSXBG-UHFFFAOYSA-N 0.000 description 1
- RKLXSINPXIQKIB-UHFFFAOYSA-N trimethoxy(oct-7-enyl)silane Chemical compound CO[Si](OC)(OC)CCCCCCC=C RKLXSINPXIQKIB-UHFFFAOYSA-N 0.000 description 1
- SEAZOECJMOZWTD-UHFFFAOYSA-N trimethoxy(oxiran-2-ylmethyl)silane Chemical compound CO[Si](OC)(OC)CC1CO1 SEAZOECJMOZWTD-UHFFFAOYSA-N 0.000 description 1
- SYYDEXILBJXXIA-UHFFFAOYSA-N trimethoxy(pent-4-enyl)silane Chemical compound CO[Si](OC)(OC)CCCC=C SYYDEXILBJXXIA-UHFFFAOYSA-N 0.000 description 1
- VRSBZTSRTUAWOY-UHFFFAOYSA-N trimethoxy(prop-1-en-2-yl)silane Chemical compound CO[Si](OC)(OC)C(C)=C VRSBZTSRTUAWOY-UHFFFAOYSA-N 0.000 description 1
- LGROXJWYRXANBB-UHFFFAOYSA-N trimethoxy(propan-2-yl)silane Chemical compound CO[Si](OC)(OC)C(C)C LGROXJWYRXANBB-UHFFFAOYSA-N 0.000 description 1
- HQYALQRYBUJWDH-UHFFFAOYSA-N trimethoxy(propyl)silane Chemical compound CCC[Si](OC)(OC)OC HQYALQRYBUJWDH-UHFFFAOYSA-N 0.000 description 1
- ZNXDCSVNCSSUNB-UHFFFAOYSA-N trimethoxy-[2-(oxiran-2-ylmethoxy)ethyl]silane Chemical compound CO[Si](OC)(OC)CCOCC1CO1 ZNXDCSVNCSSUNB-UHFFFAOYSA-N 0.000 description 1
- OFDNBNJCDDOFLD-UHFFFAOYSA-N trimethoxy-[2-[4-(oxiran-2-ylmethoxy)phenyl]ethyl]silane Chemical compound C1=CC(CC[Si](OC)(OC)OC)=CC=C1OCC1OC1 OFDNBNJCDDOFLD-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/039—Macromolecular compounds which are photodegradable, e.g. positive electron resists
- G03F7/0392—Macromolecular compounds which are photodegradable, e.g. positive electron resists the macromolecular compound being present in a chemically amplified positive photoresist composition
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/21—Cyclic compounds having at least one ring containing silicon, but no carbon in the ring
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
- C08G77/16—Polysiloxanes containing silicon bound to oxygen-containing groups to hydroxyl groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
- C08G77/18—Polysiloxanes containing silicon bound to oxygen-containing groups to alkoxy or aryloxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/48—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
- C08G77/50—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms by carbon linkages
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/022—Quinonediazides
- G03F7/0226—Quinonediazides characterised by the non-macromolecular additives
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/022—Quinonediazides
- G03F7/023—Macromolecular quinonediazides; Macromolecular additives, e.g. binders
- G03F7/0233—Macromolecular quinonediazides; Macromolecular additives, e.g. binders characterised by the polymeric binders or the macromolecular additives other than the macromolecular quinonediazides
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/039—Macromolecular compounds which are photodegradable, e.g. positive electron resists
- G03F7/0392—Macromolecular compounds which are photodegradable, e.g. positive electron resists the macromolecular compound being present in a chemically amplified positive photoresist composition
- G03F7/0397—Macromolecular compounds which are photodegradable, e.g. positive electron resists the macromolecular compound being present in a chemically amplified positive photoresist composition the macromolecular compound having an alicyclic moiety in a side chain
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/075—Silicon-containing compounds
- G03F7/0757—Macromolecular compounds containing Si-O, Si-C or Si-N bonds
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/26—Processing photosensitive materials; Apparatus therefor
- G03F7/40—Treatment after imagewise removal, e.g. baking
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/10—Apparatus or processes specially adapted to the manufacture of electroluminescent light sources
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/22—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers
Definitions
- the present invention relates to a positive photosensitive composition using a polysiloxane compound, and further to a permanent resist using the positive photosensitive composition and a method for producing the permanent resist.
- liquid crystal display devices and organic EL display devices are increasing due to the progress of the information society and the spread of multimedia systems.
- an active matrix substrate provided with a switching element such as a thin film transistor (TFT) for each pixel is used.
- TFT thin film transistor
- the scanning wiring, signal wiring, insulating film, and the like of the active matrix substrate are formed by repeatedly patterning a conductive film or insulating film formed by sputtering, CVD, coating, or the like in photolithography (for example, see Patent Documents 1 and 2).
- a photoresist is used for photolithography, and a resist (permanent resist) that is used as an insulating film or a protective film without being peeled after patterning has been developed.
- a resist permanent resist
- an active matrix substrate In addition to chemical resistance (acid resistance, alkali resistance and solvent resistance), high heat resistance and chemical resistance after a high heat history are required.
- a TFT having a polycrystalline silicon thin film as an active layer is formed on a glass substrate which is an insulating substrate, and the polycrystalline silicon thin film is covered with an insulating film.
- dangling bonds which are defects of silicon bonds, are easily generated at the interface with the substrate or the insulating film, and the characteristics of the transistor are deteriorated.
- silicone resins are excellent in transparency, insulation, heat resistance, chemical resistance, etc.
- photoresists based on silicone resins are also known, but conventional silicone resin photoresists are heat resistant.
- the active matrix substrate is merely applied as a surface flattening film (see, for example, Patent Document 5).
- an object of the present invention is to provide a positive photosensitive composition which can provide a permanent resist having excellent heat resistance and chemical resistance after high heat history, which is excellent in transparency and can be used as an insulating film of an active matrix substrate. It is an object of the present invention to provide a permanent resist using a positive photosensitive composition and a method for producing the permanent resist.
- the present invention As the component (A), the following general formula (1) (Wherein R 1 represents an alkylene group having 1 to 10 carbon atoms which may have a substituted hydrocarbon group, R 2 represents an alkyl group having 1 to 4 carbon atoms, and a is 0 or 1 to 4 And b represents a number from 1 to 3, but a + b does not exceed 5.)
- the present invention also provides a permanent resist obtained from the positive photosensitive composition.
- the present invention provides a permanent resist characterized in that the positive photosensitive composition is coated on a substrate, the coated material is exposed and subjected to alkali development, and then post-baked at a temperature of 120 to 350 ° C. A method is provided.
- the present invention also provides a liquid crystal display device having an active matrix substrate having a permanent resist obtained by using the positive photosensitive composition as an insulating layer or a planarizing film.
- the present invention also provides an organic EL display device having an active matrix substrate using a permanent resist obtained by using the positive photosensitive composition as an insulating layer or a planarizing film.
- the effect of the present invention is not only high transparency, but also a heat resistance and solvent resistance that can withstand the temperature at the time of substrate production, and a positive resist that can provide an insulating layer with excellent aging resistance as a permanent resist.
- a photosensitive resist composition, a permanent resist using the positive photosensitive composition, and a method for producing the permanent resist are not only high transparency, but also a heat resistance and solvent resistance that can withstand the temperature at the time of substrate production, and a positive resist that can provide an insulating layer with excellent aging resistance as a permanent resist.
- the silicone resin as the component (A) of the present invention has at least two groups represented by the general formula (1) in one molecule.
- R 1 represents an alkylene group having 1 to 10 carbon atoms which may have a substituted hydrocarbon group.
- alkylene group having 1 to 10 carbon atoms include methylene, ethylene, propylene, butylene, pentene, hexene, heptene, octene, nonene, and decene.
- ethylene, propylene and butylene are preferable, ethylene and butylene are more preferable, and ethylene is most preferable.
- Examples of the substituted hydrocarbon group that may be contained in R 1 include methyl, ethyl, propyl, isopropyl, butyl, isobutyl, t-butyl, phenyl, and the like. It is preferable not to have.
- R 2 represents an alkyl group having 1 to 4 carbon atoms.
- the alkyl group having 1 to 4 carbon atoms include methyl, ethyl, propyl, isopropyl, butyl, isobutyl, secondary butyl, t-butyl and the like.
- R 2 is preferably an alkyl group having 1 to 3 carbon atoms from the viewpoint of heat resistance, more preferably methyl and ethyl, and most preferably methyl.
- a represents 0 or a number from 1 to 4
- b represents a number from 1 to 3
- a + b does not exceed 5.
- R 2 may be the same alkyl group or different alkyl groups.
- a is preferably 0 or 1, more preferably 0.
- b is preferably a number of 1 or 2, and more preferably 1, in view of industrial availability.
- the position of the carboxyl group of the group represented by the general formula (1) is not particularly limited, but one of the carboxyl groups is preferably in the para position with respect to R 2 because heat resistance is improved.
- the silicone resin having at least two groups represented by the general formula (1) of the present invention in one molecule is, for example, an alkoxysilane compound having a group represented by the general formula (1) (hereinafter referred to as compound 1AS). ) Or a chlorosilane compound (hereinafter referred to as Compound 1CS) by a hydrolysis / condensation reaction, or a compound having at least two Si—H groups in one molecule and having reactivity with Si—H groups A compound having a carbon double bond and an aromatic carboxyl group (hereinafter referred to as compound DAC) can be produced by a hydrosilylation reaction or the like.
- compound 1AS alkoxysilane compound having a group represented by the general formula (1)
- Compound 1CS chlorosilane compound
- compound DAC aromatic carboxyl group
- the hydrolysis / condensation reaction of Compound 1AS or Compound 1CS may be a so-called sol-gel reaction. Specifically, the hydrolysis / condensation reaction is carried out using a catalyst such as acid or base in a solvent. Is mentioned.
- the solvent used in this case is not particularly limited, and specific examples include water, methanol, ethanol, n-propanol, isopropanol, n-butanol, isobutanol, acetone, methyl ethyl ketone, dioxane, tetrahydrofuran, and the like.
- One type can be used, or two or more types can be mixed and used.
- alkoxysilane or chlorosilane is hydrolyzed with water to generate silanol groups (Si—OH groups), and the generated silanol groups, silanol groups and alkoxysilyl groups, or It progresses by condensation of a silanol group and a chlorosilane group.
- an alkoxysilane compound or a chlorosilane compound may be used, and each may be used as a mixture, but it is easy to control the reaction and remove byproducts, It is preferable to use Compound 1AS, which is an alkoxysilane compound.
- the hydrolysis reaction proceeds even with a small amount of water contained in air or in a solvent other than water.
- the catalyst such as acid or base used in the hydrolysis / condensation reaction may be any catalyst that accelerates the hydrolysis / condensation reaction.
- inorganic acids such as hydrochloric acid, phosphoric acid, sulfuric acid; formic acid, acetic acid Organic acids such as oxalic acid, citric acid, methanesulfonic acid, benzenesulfonic acid, p-toluenesulfonic acid and monoisopropyl phosphate
- inorganic bases such as sodium hydroxide, potassium hydroxide, lithium hydroxide and ammonia
- trimethylamine And amine compounds organic bases
- triethylamine monoethanolamine, diethanolamine and the like.
- One of these may be used, or two or more may be used in combination.
- the temperature of the hydrolysis / condensation reaction varies depending on the type of solvent, the type and amount of the catalyst, etc., but is preferably 0 to 80 ° C., more preferably 5 to 50 ° C., and most preferably 8 to 30 ° C.
- 2- (4-carboxyphenyl) ethyltrichlorosilane, 2- (4-carboxyphenyl) ethyldichloromethylsilane, 2- (4 -Carboxyphenyl) ethyldichloroethylsilane is preferred, and 2- (4-carboxyphenyl) ethyltrichlorosilane and 2- (4-carboxyphenyl) ethyldichloromethylsilane are more preferred.
- Only 1 type may be used for compound 1CS and it may use 2 or more types together.
- the carboxyl groups of the above compounds 1AS and 1CS may be masked with a protecting group such as a t-butyl group.
- a protecting group such as a t-butyl group.
- the group represented by the general formula (1) of the compound 1AS and the compound 1CS is represented by the following general formula (1a) (In the formula, R 1 , R 2 , a and b are as defined in the general formula (1).)
- the carboxyl group may be masked with a t-butyl ester group.
- Such a masked compound can undergo a hydrolysis / condensation reaction in the same manner as an unmasked compound.
- the protecting group is a t-butyl group
- the t-butyl group can be eliminated by using a catalyst in a solvent as necessary.
- boron trifluoride diethyl ether complex is preferable.
- an organic solvent capable of dissolving 1% by mass or more of water at 25 ° C. is preferable.
- organic solvent examples include alcohols such as methanol, ethanol, propanol and isopropanol; 1-methoxy-ethanol, 1-ethoxy-ethanol, 1-propoxy-ethanol, 1-isopropoxy-ethanol, 1-butoxy Ether alcohols such as ethanol, 1-methoxy-2-propanol, 3-methoxy-1-butanol, 3-methoxy-3-methyl-1-butanol; 1-methoxy-ethyl acetate, 1-ethoxy-ethyl acetate, Ether alcohol acetates such as 1-methoxy-2-propyl acetate, 3-methoxy-1-butyl acetate and 3-methoxy-3-methyl-1-butyl acetate; ketones such as acetone and methyl ethyl ketone; 4-hydroxy -2-butano Keto alcohols such as 3-hydroxy-3-methyl-2-butan
- compound DAC having a carbon-carbon double bond and an aromatic carboxyl group having reactivity with the Si—H group is hydrosilylated to a compound having at least two Si—H groups in one molecule. The method of making it react is demonstrated.
- Examples of the compound having at least two Si—H groups in one molecule include, for example, the following general formula (5) Wherein X represents a hydrogen atom or a methyl group, R 14 represents a methyl group or a phenyl group which may be the same or different, and R 15 , R 16 and R 17 may be the same or different.
- a linear compound represented by The following general formula (6) (Wherein R 18 , R 19 and R 20 are the same or different and each represents an alkyl group having 1 to 6 carbon atoms, a cycloalkyl group having 5 to 6 carbon atoms, or a phenyl group, and s represents 2 to 6 carbon atoms. And t represents a number from 0 to 4 where s + t is 3 to 6.
- X represents a hydrogen atom or a methyl group
- R 14 represents a methyl group or a phenyl group which may be the same or different
- R 15 , R 16 and R 17 are the same or different.
- alkyl group having 1 to 6 carbon atoms examples include methyl, ethyl, propyl, isopropyl, butyl, isobutyl, secondary butyl, t-butyl, pentyl, isopentyl, secondary pentyl, t-pentyl, hexyl, and secondary hexyl.
- cycloalkyl group having 5 to 6 carbon atoms examples include cyclopentyl, cyclohexyl, cyclopentylmethyl, methylcyclopentyl and the like.
- R 14 is preferably methyl because it is easily available industrially.
- R 15 is preferably methyl and ethyl, more preferably methyl, because it has little influence on the hydrosilylation reaction.
- R 16 and R 17 are preferably methyl, ethyl and phenyl, more preferably methyl and phenyl, and most preferably methyl from the viewpoint of heat resistance of the permanent resist of the present invention.
- X represents a hydrogen atom or a methyl group
- q represents a number from 0 to 1000
- r represents a number from 0 to 1000
- X represents a hydrogen atom
- R 18 , R 19, and R 20 each represent an alkyl group having 1 to 6 carbon atoms, a cycloalkyl group having 5 to 6 carbon atoms, or a phenyl group, which may be the same or different.
- Examples of the alkyl group having 1 to 6 carbon atoms and the cycloalkyl group having 5 to 6 carbon atoms include the alkyl groups and cycloalkyl groups exemplified for R 15 , R 16 and R 17 .
- R 18 is preferably an alkyl group having 1 to 6 carbon atoms due to good hydrosilylation reactivity, more preferably methyl and ethyl, and most preferably methyl.
- R 19 and R 20 are preferably methyl, ethyl and phenyl, more preferably methyl and phenyl, and most preferably methyl from the viewpoint of heat resistance of the permanent resist of the present invention.
- S represents a number from 2 to 6, and t represents a number from 0 to 4 where s + t is 3 to 6.
- s + t is preferably 4 to 6, more preferably 4 to 5, and most preferably 4.
- T is preferably 0.
- cyclic siloxane compound represented by the general formula (6) examples include 2,4,6-trimethylcyclotrisiloxane, 2,4,6-triethylcyclotrisiloxane, 2,4,6-triphenylcyclo Trisiloxane, 2,4,6,8-tetramethylcyclotetrasiloxane, 2,2,4,6,8-pentamethylcyclotetrasiloxane, 2,2,2,4,4,6,8-hexamethylcyclo Tetrasiloxane, 2,4,6,8-tetraethylcyclotetrasiloxane, 2,4,6,8-tetraphenylcyclotetrasiloxane, 2-ethyl-4,6,8-trimethylcyclotetrasiloxane, 2-phenyl-4 , 6,8-trimethylcyclotetrasiloxane, 2,4,6,8,10-pentamethylcyclopentasiloxane, 2,4,6,6 , 10-pentaethylcyclopenta
- Examples of the compound DAC include 2-vinylbenzoic acid, 3-vinylbenzoic acid, 4-vinylbenzoic acid, 4- (1-phenylvinyl) benzoic acid, 2-methyl-4-vinylbenzoic acid, and 2-allylbenzoic acid.
- 2-vinylbenzoic acid 3-vinylbenzoic acid, 4-vinylbenzoic acid, 2-allylbenzoic acid.
- Acid, 4-allylbenzoic acid, 2-isopropenylbenzoic acid and 4-isopropenylbenzoic acid are preferred, 2-vinylbenzoic acid and 4-vinylbenzoic acid are more preferred, and 4-vinylbenzoic acid is most preferred.
- Only one type of compound DAC may be used, or two or more types may be used.
- the aromatic carboxyl group of the compound DAC may be masked with a protecting group such as a t-butyl group, if necessary.
- a protecting group such as a t-butyl group
- an aromatic carboxyl group is masked with a t-butyl group, it becomes a t-butyl ester, and the t-butyl group can be eliminated by the above-described method after the hydrosilylation reaction.
- the conditions for causing the compound DAC to undergo a hydrosilylation reaction with a compound having at least two Si—H groups in one molecule can be performed under known conditions.
- a solvent such as toluene, isopropanol, acetone, methyl ethyl ketone, methyl isobutyl ketone, 1,2-dimethoxyethane, 1,4-dioxane, 1-methoxy-2-propanol acetate, if necessary, chloroplatinic acid
- the target product can be obtained by carrying out the reaction and distilling off the solvent under reduced pressure from the reaction solution after completion of the reaction.
- the carboxyl group of the compound DAC may be masked with a protecting group such as a t-butyl group as in the general formula (1a) as in the case of the compound 1AS and the compound 1CS.
- a compound masked with a protecting group can undergo a hydrosilylation reaction in the same manner as an unmasked compound, and the protecting group can be eliminated by the same method as in the case of Compound 1AS and Compound 1CS.
- the mass average molecular weight of the component (A) of the present invention is too small, the film formability when forming a permanent resist using a positive photosensitive composition may be poor. May reduce the solubility or dispersibility in an alkali developer and increase the resist residue on the substrate surface after alkali development, and from the viewpoint of industrial applicability such as handleability and efficiency, (A) of the present invention.
- the mass average molecular weight of the component is preferably from 600 to 50,000, more preferably from 800 to 20,000, and most preferably from 1,000 to 10,000.
- the mass average molecular weight refers to a polystyrene equivalent mass average molecular weight when GPC analysis is performed using tetrahydrofuran (hereinafter referred to as THF) as a solvent.
- the number of groups represented by the general formula (1) contained in the component (A) of the present invention is preferably 2 to 300, more preferably 4 to 250, and more preferably 6 to 200 per molecule. Most preferably it is.
- the amount of the group represented by the general formula (1) contained in the component (A) of the present invention is preferably 1 to 60% by mass, more preferably 3 to 55% by mass. Most preferably, it is ⁇ 50 mass%.
- the component (A) of the present invention improves the adhesion of the permanent resist of the present invention
- the following general formula (2) (Wherein R 3 represents an alkylene group having 1 to 10 carbon atoms which may have a substituted hydrocarbon group, R 4 represents an alkyl group having 1 to 4 carbon atoms, and c is 0 or 1) Represents a number of ⁇ 4, d represents a number of 1 to 3, but c + d does not exceed 5.) It is preferable to have at least one group represented by
- R 3 represents an alkylene group having 1 to 10 carbon atoms which may have a substituted hydrocarbon group.
- alkylene group having 1 to 10 carbon atoms include the alkylene groups exemplified as R 1. From the viewpoint of industrial availability, ethylene, propylene and butylene are preferable, ethylene and butylene are more preferable, and ethylene is most preferable.
- substituted hydrocarbon group that may be contained in R 3 include the hydrocarbon groups exemplified for R 1 , but from the viewpoint of heat resistance, it is preferable not to have a substituted hydrocarbon group.
- R 1 and R 3 may be the same or different.
- R 4 represents an alkyl group having 1 to 4 carbon atoms.
- Examples of the alkyl group having 1 to 4 carbon atoms include the alkyl groups exemplified for R 2 .
- R 4 is preferably an alkyl group having 1 to 3 carbon atoms from the viewpoint of heat resistance, more preferably methyl and ethyl, and most preferably methyl.
- R 2 and R 4 may be the same or different.
- c represents 0 or a number from 1 to 4
- d represents a number from 1 to 3, but c + d does not exceed 5.
- R 4 may be the same alkyl group or different alkyl groups.
- c is preferably 0 or 1, more preferably 0.
- d is preferably a number of 1 or 2, and more preferably 1, in view of industrial availability.
- the position of the phenolic hydroxyl group of the group represented by the general formula (2) is not particularly limited. However, since the heat resistance is improved, one of the phenolic hydroxyl groups may be in the para position with respect to R 4 . preferable.
- the component (A) having the group represented by the general formula (2) includes the compound 1AS or the compound 1CS and an alkoxysilane compound having a group represented by the general formula (2) (hereinafter referred to as compound 2AS).
- compound 2AS an alkoxysilane compound having a group represented by the general formula (2)
- hydrolysis / condensation reaction with a chlorosilane compound hereinafter referred to as compound 2CS
- the compound can be produced by a hydrosilylation reaction with a compound having a carbon-carbon double bond having a property and a phenolic hydroxyl group (hereinafter referred to as compound DAH).
- 2- (4-hydroxyphenyl) ethyltrichlorosilane, 2- (4-hydroxyphenyl) ethyldichloromethylsilane, 2- (4 -Hydroxyphenyl) ethyldichloroethylsilane is preferred, and 2- (4-hydroxyphenyl) ethyltrichlorosilane and 2- (4-hydroxyphenyl) ethyldichloromethylsilane are more preferred.
- compound 2CS only 1 type may be used and 2 or more types may be used.
- Compound 2AS which is an alkoxysilane compound, because it is easy to control the reaction and remove by-products.
- the order of the reaction of compound 2AS or compound 2CS is not particularly limited, and after reacting compound 1AS or compound 1CS, compound 2AS or compound 2CS may be reacted, or vice versa. Compound 1AS or compound 1CS and compound 2AS or compound 2CS may be mixed and reacted.
- the phenolic hydroxyl group of compound 2AS or compound 2CS is optionally represented by the following general formula (2a) (In the formula, R 3 , R 4 , c and d have the same meaning as in the general formula (2).) In this way, it may be masked with a t-butyl ether group which is a protective group. A compound masked with a protecting group can undergo a hydrosilylation reaction in the same manner as an unmasked compound, and the protecting group can be removed by the same method as in the case of Compound 1AS and Compound 1CS.
- Examples of the compound DAH include 2-vinylphenol, 3-vinylphenol, 4-vinylphenol, 4- (1-phenylvinyl) phenol, 2-methyl-4-vinylphenol, 2-allylphenol, 3-allylphenol. , 4-allylphenol, 2-isopropenylphenol, 3-isopropenylphenol, 4-isopropenylphenol, 4- (3-butenyl) phenol, 4- (4-pentenyl) phenol, 4- (5-hexenyl) phenol 4- (6-heptenyl) phenol, 4- (7-octenyl) phenol, 4- (8-nonenyl) phenol, 4- (9-decenyl) phenol, 2-vinyl-1,4-dihydroxybenzene, 5- And vinyl-1,3-dihydroxylbenzene.
- the order in which the compound DAC and the compound DAH are hydrosilylated with a compound having at least two Si—H groups in one molecule is not particularly limited, and may be reacted in the order of the compound DAC-compound DAH. In this reverse order, compound DAC and compound DAH may be mixed and reacted.
- the phenolic hydroxyl group of the compound DAH may be masked with a t-butyl ether group which is a protective group as in the general formula (2a), if necessary.
- a compound masked with a protecting group can undergo a hydrosilylation reaction in the same manner as an unmasked compound, and the protecting group can be removed by the same method as in the case of Compound 1AS and Compound 1CS.
- the content of the group represented by the general formula (2) is preferably 0 to 80, more preferably 1 to 70 in terms of a molar ratio to the group represented by the general formula (1). Most preferred is ⁇ 60.
- the component (A) of the present invention preferably further has a silanol group since the thermal crosslinkability of the positive photosensitive composition of the present invention is improved.
- Examples of the method for introducing a silanol group include a method of introducing a trialkoxysilyl compound or a trichlorosilyl compound by hydrolysis / condensation reaction.
- Silanol groups are prone to condensation reactions, and the content of silanol groups may be reduced by handling. Therefore, if hydrolysis / condensation reactions are carried out in a solvent, the solvent must be concentrated or isolated without isolating the product. Depending on the case, it is preferable to use it by substituting with another solvent.
- a silanol group is introduced by using a trialkoxysilane as the compound 1AS and a trichlorosilane compound as the compound 1CS.
- a silanol group can be introduced.
- trialkoxysilane compounds two alkoxysilyl groups undergo hydrolysis and condensation reactions to form Si—O—Si bonds, and one alkoxysilyl group becomes a silanol group.
- trichlorosilane compound two chlorosilyl groups are hydrolyzed and condensed to form Si—O—Si bonds, and one chlorosilyl group becomes a silanol group.
- the silanol group content can be increased by concentrating the solvent or substituting the solvent with another solvent. Even if a dialkoxysilane compound is used as compound 1AS and a dichlorosilane compound is used as compound 1CS, the number of silanol groups cannot be increased, but the volatile components can be reduced by increasing the molecular weight of component (A). .
- the dialkoxysilane compound does not increase the silanol group, but may be used in combination because the volatile component decreases due to the increase in the molecular weight of the component (A).
- arylalkoxysilane compounds include alkylalkoxysilane compounds, cycloalkylalkoxysilane compounds, arylalkoxysilane compounds, and arylalkylalkoxysilane compounds, which improve the heat resistance and adhesion of the permanent resist of the present invention. Therefore, an arylalkoxysilane compound is preferable, and the following general formula (4) (Wherein R 11 represents the same or different alkyl group or cycloalkyl group having 1 to 6 carbon atoms, R 12 represents an alkyl group having 1 to 3 carbon atoms, and R 13 is the same or different. And represents an alkyl group having 1 to 4 carbon atoms, f represents a number of 2 to 3, and g represents 0 or a number of 1 to 5). An arylalkoxysilane compound represented by the formula is more preferred.
- alkylalkoxysilane compound examples include methyltrimethoxysilane, methyltriethoxysilane, ethyltrimethoxysilane, ethyltriethoxysilane, propyltrimethoxysilane, propyltriethoxysilane, isopropyltrimethoxysilane, isopropyltriethoxysilane, and butyltrimethoxy.
- Alkyltrialkoxysilane compounds such as silane, butyltriethoxysilane, isobutyltrimethoxysilane, isobutyltriethoxysilane, t-butyltrimethoxysilane, t-butyltriethoxysilane; dimethyldimethoxysilane, dimethyldiethoxysilane, diethyldimethoxysilane , Diethyldiethoxysilane, dipropyldimethoxysilane, dipropyldiethoxysilane, diisopropyldimethoxysilane Dialkyldialkoxysilane compounds such as diisopropyldiethoxysilane, dibutyldimethoxysilane, dibutyldiethoxysilane, diisobutyldimethoxysilane, diisobutyldiethoxysilane, di (t-butyl) dimethoxysilane, di (
- arylalkylalkoxysilane compounds include benzyltrimethoxysilane and benzyl.
- Arylalkyl trialkoxysilane compounds such as triethoxysilane; dibenzyl dimethoxysilane, dibenzyl diethoxysilane, benzyl (methyl) arylalkyl dialkoxysilane compounds such dimethoxy silane.
- Examples of the arylalkoxysilane compound represented by the general formula (4) include phenyltrimethoxysilane, phenyltriethoxysilane, toluyltrimethoxysilane, xylyltrimethoxysilane, cumenyltrimethoxysilane, and t-butylphenyltrimethylsilane.
- Ethoxysilane phenylmethyldimethoxysilane, phenylmethyldiethoxysilane, toluylmethyldimethoxysilane, xylylmethyldimethoxysilane, cumenylmethyldimethoxysilane, phenylethyldimethoxysilane, phenylpropyldimethoxysilane, phenylbutyldimethoxysilane, phenylhexyldimethoxysilane , Phenylcyclohexyldimethoxysilane, phenyldimethylmethoxysilane and the like.
- phenyltrimethoxysilane, phenyltriethoxysilane, phenylmethyldimethoxysilane and phenylmethyldiethoxysilane are preferable because of improved heat resistance and adhesion, and phenyltrimethoxysilane and phenyltriethoxysilane are preferable. More preferred is phenyltrimethoxysilane, most preferred.
- a silanol group may be introduced by using a part of the compound DAC. Is replaced with another alkoxysilane compound having a carbon-carbon double bond having reactivity with the Si—H group (hereinafter referred to as compound DS), and a hydrosilylation reaction is carried out.
- the component (A) having a silanol group can be obtained by subjecting a trialkoxysilane or dialkoxysilane (preferably an arylalkoxysilane compound represented by the general formula (4)) to a hydrolysis / condensation reaction.
- the solvent may be concentrated or the solvent may be replaced with another solvent without isolating the product after the hydrolysis / condensation reaction.
- Compound DS includes trimethoxyvinylsilane, trimethoxyallylsilane, trimethoxyisopropenylsilane, trimethoxy-3-butenylsilane, trimethoxy-4-pentenylsilane, trimethoxy-5-hexenylsilane, trimethoxy-6-heptenylsilane, trimethoxy-7-octenylsilane, Trimethoxy-8-nonenylsilane, trimethoxy-9-decenylsilane, triethoxyvinylsilane, triethoxyallylsilane, triethoxyisopropenylsilane, triethoxy-3-butenylsilane, triethoxy-4-pentenylsilane, triethoxy-5-hexenylsilane, triethoxy-6-heptenylsilane , Triethoxy-7-octenylsilane, trie
- trimethoxyvinylsilane, triethoxyvinylsilane, trimethoxyallylsilane, and dimethoxymethylvinylsilane are preferable, trimethoxyvinylsilane and triethoxyvinylsilane are more preferable, and trimethoxyvinylsilane is more preferable because heat resistance and adhesion are improved.
- trimethoxyvinylsilane is more preferable because heat resistance and adhesion are improved.
- Only one type of compound DS may be used, or two or more types may be used.
- the content of silanol groups in component (A) is preferably 1 to 30% by mass, more preferably 3 to 25% by mass, and most preferably 5 to 20% by mass, as the OH content. preferable.
- a method for quantifying the silanol group of the component (A) of the present invention a method in which the silanol group is trimethylsilylated with trimethylchlorosilane or the like and quantified by the amount of weight increase before and after the reaction (TMS method), a near infrared spectrophotometer (JP 2001) -208683, Japanese Patent Application Laid-Open No. 2003-35667, etc.) and 29 Si-NMR (see Japanese Patent Application Laid-Open No. 2007-217249, etc.).
- R 1 , R 3 and R 8 may be the same or different and each represents an alkylene group having 1 to 10 carbon atoms which may have a substituted hydrocarbon group
- R 2 and R 4 may be the same
- R 1 , R 6 and R 7 each independently represent an alkyl group having 1 to 4 carbon atoms which may be different from each other
- R 7 represents an alkyl group having 1 to 10 carbon atoms or a phenyl group which may be the same or different
- a is 0 or Represents a number from 1 to 4
- b represents a number from 1 to 3, but a + b does not exceed 5.
- R 9 represents an alkyl group or a cycloalkyl group having 1 to 6 carbon atoms which may be the same or different
- R 10 represents an alkyl group having 1 to 3 carbon atoms
- e represents 1 to 3 M
- R 8 may be the same or different and represents a C 1-10 alkylene group which may have a substituted hydrocarbon group
- R 5 , R 6 and R 7 may be the same or different
- 1 to 10 alkyl groups or phenyl groups are represented.
- R 9 represents an alkyl group having 1 to 6 carbon atoms or a cycloalkyl group which may be the same or different
- R 10 represents an alkyl group having 1 to 3 carbon atoms.
- Examples of the alkylene group having 1 to 10 carbon atoms include the alkylene groups exemplified for R 1.
- Examples of the substituted hydrocarbon group that may be contained in R 8 include the hydrocarbon groups exemplified for R 1 .
- Examples of the alkyl group having 1 to 10 carbon atoms include methyl, ethyl, propyl, isopropyl, butyl, isobutyl, sec-butyl, tert-butyl, pentyl, sec-pentyl, tert-pentyl, hexyl, heptyl, octyl, isooctyl, 2 -Ethylhexyl, tert-octyl, nonyl, isononyl, decyl.
- Examples of the alkyl group having 1 to 6 carbon atoms include the alkyl groups exemplified for R 15 , R 16 and R 17 , and examples of the cycloalkyl group include And cyclopentyl, cyclohexyl, methylcyclopentyl, and cyclopentylmethyl.
- Examples of the alkyl group having 1 to 3 carbon atoms include Examples include til, ethyl, propyl and isopropyl.
- R 1 , R 3 and R 8 are preferably ethylene, propylene and butylene, more preferably ethylene and butylene, and most preferably ethylene in view of industrial availability.
- R 5 , R 6 and R 7 are preferably methyl, ethyl, propyl, isopropyl, butyl, isobutyl, t-butyl and phenyl in view of industrial availability, and methyl, ethyl because heat resistance is improved. And phenyl are more preferred, and methyl is most preferred.
- R 9 is preferably methyl or ethyl, more preferably methyl, because of improved heat resistance.
- R 10 is preferably methyl because of improved heat resistance.
- the ratio of n to m is preferably from 0 to 1, more preferably from 0.01 to 0.7, and more preferably from 0.02 to 0. 0 because chemical resistance after high-temperature heat history is improved. 5 is most preferred. Moreover, it is preferable that p is a number of at least 2 because the thermal crosslinkability of the positive photosensitive composition of the present invention is improved.
- the cyclic siloxane compound represented by the general formula (3) includes the cyclic siloxane compound represented by the general formula (6), the compound DS, the compound DAC, the compound DS, and the compound DAH. It can be produced by hydrosilylation.
- the cyclic siloxane compound represented by the general formula (3) may be the same or several mixtures. In this case, since a plurality of groups derived from the cyclic siloxane compound represented by the general formula (3) exist in the molecule of the silicone resin, the values of m, n, and p in the general formula (3) are The average value in the molecule.
- cyclic siloxane compound (3) represented by the general formula (3) a compound in which a carboxyl group or a phenolic hydroxyl group is masked with a t-butyl group, for example, the following general formula (3a) (Wherein R 1 to R 10 , a, b, c, d, e, m, n, and p have the same meanings as in the general formula (3)). Or a cyclic siloxane compound represented by the general formula (3a) and an arylalkoxysilane compound represented by the general formula (4), and then t -By removing the butyl group, the silicone resin as the component (A) of the present invention can be obtained.
- the siloxane compound having a glycidyl group as the component (B) of the present invention has at least one glycidyl group and at least one siloxane group (a group represented by Si—O—Si) in one molecule.
- the number of glycidyl groups is preferably at least 2 in one molecule, and as a siloxane compound containing such a glycidyl group,
- a siloxane compound containing such a glycidyl group For example, the following general formula (7) Wherein Y represents a group having a glycidyl group or a methyl group, G represents a group having a glycidyl group, R 21 represents a methyl group or a phenyl group which may be the same or different, and R 22 , R 23 R 24 represents an alkyl group having 1 to 6 carbon atoms which may be the same or different, a cycloalkyl group having 5 to 6 carbon atoms or a phenyl group, u represents a number from 0 to 1000, and w represents 0 to 1000 (However, when u is 0 or 1, Y represents a hydrogen atom.)
- Y represents a group having a glycidyl group or a methyl group
- G represents a group having a glycidyl group
- R 21 represents a methyl group or a phenyl group which may be the same or different
- R 22 , R 23 and R 24 each represents an alkyl group having 1 to 6 carbon atoms, a cycloalkyl group having 5 to 6 carbon atoms or a phenyl group which may be the same or different.
- R 21 is preferably a methyl group because it is easy to produce.
- Examples of the alkyl group having 1 to 6 carbon atoms and the cycloalkyl group having 5 to 6 carbon atoms include the groups exemplified for R 15 , R 16 and R 17 .
- R 22 is preferably methyl and ethyl, more preferably methyl, because of easy production.
- R 23 and R 24 are preferably methyl, ethyl and phenyl, more preferably methyl and phenyl, and most preferably methyl from the viewpoint of heat resistance of the permanent resist of the present invention.
- X represents a hydrogen atom or a methyl group
- u represents a number from 0 to 1000
- w represents a number from 0 to 1000
- X represents a hydrogen atom
- the linear siloxane compound represented by the general formula (7) includes a carbon-carbon double bond and a glycidyl group having reactivity with the Si—H group in addition to the linear compound represented by the general formula (5). It can manufacture by carrying out the hydrosilylation reaction of the compound which has this.
- Examples of the compound having a carbon-carbon double bond having reactivity with the Si—H group and a glycidyl group include vinyl glycidyl ether, allyl glycidyl ether, 5-glycidoxypropyl-2-norbornene and the like. Allyl glycidyl ether is preferred from the standpoint of industrial availability and hydrosilylation reactivity.
- the epoxy equivalent of the linear siloxane compound represented by (7) is preferably 1000 or less, more preferably 700 or less, and most preferably 350 or less.
- the epoxy equivalent means a value obtained by dividing the molecular weight by the number of epoxy groups, that is, the molecular weight per epoxy group.
- the molecular weight of the linear siloxane compound represented by the general formula (7) is not particularly limited. However, when the molecular weight is too large, the solubility or dispersibility in an alkali developer is lowered and a resist is formed on the substrate surface after alkali development. Since a residue may remain, the mass average molecular weight is preferably 20000 or less, more preferably 15000 or less, and most preferably 10,000 or less.
- R 25 , R 26 and R 27 represent the same or different alkyl group having 1 to 6 carbon atoms, cycloalkyl group having 5 to 6 carbon atoms or phenyl group, and G is A group having a glycidyl group is represented.
- Examples of the alkyl group having 1 to 6 carbon atoms and the cycloalkyl group having 5 to 6 carbon atoms include the alkyl groups and cycloalkyl groups mentioned for R 15 , R 16 and R 17 .
- R 25 is preferably an alkyl group having 1 to 6 carbon atoms because of easy production, more preferably methyl and ethyl, and most preferably methyl.
- R 26 and R 27 are preferably methyl, ethyl and phenyl, more preferably methyl and phenyl, and most preferably methyl from the viewpoint of heat resistance of the permanent resist of the present invention.
- X represents a number from 2 to 6, and y represents a number from 0 to 4 where x + y is 3 to 6.
- x + y is preferably 4 to 6, more preferably 4 to 5, and most preferably 4. Further, y is preferably 0.
- the cyclic siloxane compound represented by the general formula (8) has a carbon-carbon double bond and a glycidyl group having reactivity with the Si—H group in the cyclic compound represented by the general formula (6). It can be produced by hydrosilylation reaction with a compound.
- the hydrolysis / condensation reaction product of the alkoxysilane having a glycidyl group is obtained by hydrolyzing / condensing the alkoxysilane having a glycidyl group by a known method such as the method described in the hydrolysis / condensation reaction of the compound 1AS or compound 1CS. It is a compound obtained by reaction.
- alkoxysilane having a glycidyl group examples include glycidylalkoxysilane compounds such as glycidyltrimethoxysilane and glycidyltriethoxysilane; glycidides such as 2-glycidoxyethyltrimethoxysilane and 2-glycidoxyethylmethyldimethoxysilane.
- Xylethylalkoxysilane compound 3-glycidoxypropyltrimethoxysilane, 3-glycidoxypropylmethyldimethoxysilane, 3-glycidoxypropylethyldimethoxysilane, 3-glycidoxypropylphenyldimethoxysilane, bis (3- Glycidoxypropyl) dimethoxysilane, 3-glycidoxypropyltriethoxysilane, 3-glycidoxypropylmethyldiethoxysilane, 3-glycidoxypropylethyldiethoxysilane, 3 3-glycidoxypropylalkoxysilane compounds such as glycidoxypropylphenyldiethoxysilane, bis (3-glycidoxypropyl) diethoxysilane; 2- (4-glycidoxyphenyl) ethyltrimethoxysilane, 2- 2- (4-glycidoxyphenyl) ethylalkoxysi
- 3-glycidoxypropylalkoxysilane compounds are preferred because of their reactivity of hydrolysis / condensation reaction and industrial availability.
- 3-glycidoxypropylalkoxysilane compounds 3-glycidoxypropyltrimethoxysilane, 3-glycidoxypropylmethyldimethoxysilane, bis (3-glycidoxypropyl) dimethoxysilane, 3-glycidoxypropyl Triethoxysilane is more preferable, 3-glycidoxypropyltrimethoxysilane and 3-glycidoxypropyltriethoxysilane are more preferable, and 3-glycidoxypropyltrimethoxysilane is most preferable.
- alkoxysilane having a glycidyl group in addition to the alkoxysilane having a glycidyl group, another alkoxysilane compound having no glycidyl group may be used in combination.
- alkoxysilane compounds include the compounds exemplified as the other trialkoxysilanes or dialkoxysilanes in the method for introducing silanol groups or the method for increasing the silanol group content.
- the equivalent is preferably 1000 or less, more preferably 700 or less, and most preferably 350 or less.
- the molecular weight of the alkoxysilane hydrolysis / condensation reaction product having a glycidyl group is not particularly limited. However, if it is too large, the solubility or dispersibility in an alkali developer decreases, and the surface of the substrate after alkali development is reduced. Since a resist residue may remain, the mass average molecular weight is preferably 20000 or less, more preferably 15000 or less, and most preferably 10,000 or less.
- the hydrolysis / condensation reaction product of alkoxysilane having a glycidyl group preferably has a silanol group.
- the content of silanol groups in the hydrolysis / condensation reaction product of alkoxysilane having a glycidyl group is preferably 1 to 30% by mass, and more preferably 3 to 25% by mass.
- a hydrolysis / condensation reaction product of an alkoxysilane having a glycidyl group using a trialkoxysilane compound in the reaction may have a bridge structure by Si—O—Si bond.
- the structure may be a shape (ladder shape), a cage shape, or a ring shape.
- a hydrolysis / condensation reaction product of an alkoxysilane having a glycidyl group using a trialkoxysilane compound having a glycidyl group and another trialkoxysilane compound in the reaction is, for example, the following general formula (9):
- G represents a group having a glycidyl group
- R 28 represents an alkyl group having 1 to 10 carbon atoms or a phenyl group which may be the same or different
- i represents a number of 2 or more
- k represents 0
- h represents a number from 0 to 2
- j represents a number from 0 to 2.
- h ⁇ i + j ⁇ k does not exceed h + i + 2. It can be expressed as
- G represents a group having a glycidyl group
- R 28 represents an alkyl group having 1 to 10 carbon atoms or a phenyl group which may be the same or different.
- R 28 is preferably methyl, ethyl and phenyl, more preferably methyl and phenyl, and most preferably methyl.
- I represents a number of 2 or more
- k represents 0 or a number of 1 or more
- h represents a number of 0 to 2.
- h ⁇ i + j ⁇ k represents the sum of silanol groups in the molecule, but the number does not exceed h + i + 2.
- the first half of the general formula (9) Is a portion derived from a trialkoxysilane compound having a glycidyl group, and the latter half of the general formula (9) Is a part derived from another trialkoxysilane compound.
- the content of the siloxane compound having a glycidyl group as the component (B) is 1 to 100 parts by mass with respect to 100 parts by mass of the (A) silicone resin because chemical resistance after high-temperature heat history is improved. It is preferably 3 to 50 parts by mass, more preferably 5 to 20 parts by mass.
- the diazonaphthoquinones that are the component (C) of the present invention are not particularly limited as long as they are diazonaphthoquinones compounds that are known to be usable in photosensitive materials, but among them, hydrogen atoms of compounds having a phenolic hydroxyl group Is the following formula (10) (4-diazonaphthoquinone sulfonic acid ester) substituted with the following formula (11)
- a compound substituted with (5-diazonaphthoquinonesulfonic acid ester) is preferred.
- Preferred examples of such diazonaphthoquinones include, for example, compounds represented by the following formulas (12) to (17) and their positional isomers.
- Q is a group represented by the above formula (10) or formula (11) or a hydrogen atom, and not all are hydrogen atoms.
- Q is a group represented by the above formula (10) or formula (11) or a hydrogen atom, and not all are hydrogen atoms.
- Q is a group represented by the above formula (10) or formula (11) or a hydrogen atom, and not all are hydrogen atoms.
- Q is a group represented by the above formula (10) or formula (11) or a hydrogen atom, and not all are hydrogen atoms.
- Q is a group represented by the above formula (10) or formula (11) or a hydrogen atom, and not all are hydrogen atoms.
- Q is a group represented by the above formula (10) or formula (11) or a hydrogen atom, and not all are hydrogen atoms.
- the group represented by the formula (10) has absorption in the i-line (wavelength 365 nm) region, it is suitable for i-line exposure, and the group represented by the formula (11) has absorption in a wide wavelength region. Since it is suitable for exposure in a wide range of wavelengths, it is preferable to select either the group represented by the formula (10) or the group represented by the formula (11) depending on the wavelength to be exposed.
- the content of diazonaphthoquinones as component (C) is 0.1 to 10 parts by weight, preferably 1 to 5 parts by weight, based on 100 parts by weight of (A) silicone resin. It is preferable from the viewpoint of resist developability and fine processability.
- the organic solvent (D) that can be used in the present invention is an organic solvent that can dissolve or disperse the above (A) silicone resin, (B) a siloxane compound having a glycidyl ether group, and (C) diazonaphthoquinones.
- an organic solvent capable of dissolving 1% by mass or more of water at 25 ° C. is preferable.
- Examples of such an organic solvent include the organic solvents exemplified in the description of the removal of the t-butyl group of the protective group.
- ⁇ -butyrolactone, ⁇ -valerolactone, ⁇ -valerolactone, ethylene carbonate, propylene carbonate, dimethyl carbonate and the like can be mentioned.
- the carboxyl group in the group represented by the general formula (1) or the phenolic hydroxyl group in the group represented by the general formula (2) is represented by a masked compound, for example, the general formula (3a).
- the organic solvent used in the t-butyl group elimination reaction may be used as it is as the organic solvent of the component (D) of the present invention.
- the content of the organic solvent as the component (D) is 10 to 10000 parts by mass, more preferably 100 to 1000 parts by mass with respect to 100 parts by mass of the (A) silicone resin. From the viewpoints of formability when a permanent resist is formed using a conductive composition, physical properties of the obtained permanent resist, and the like.
- the positive photosensitive composition of the present invention is obtained by dissolving or dispersing (A) a silicone resin, (B) a siloxane compound having a glycidyl ether group, (C) diazonaphthoquinones, and (D) an organic solvent. If necessary, for example, after filtering with a filter having a pore diameter of about 0.2 ⁇ m, it can be used.
- the positive photosensitive composition of the present invention contains a plasticizer, a thixotropic agent, a photoacid generator, a thermal acid generator, a dispersant, an antifoaming agent, a pigment, a dye, and the like, as necessary. can do.
- the permanent resist of the present invention is produced using the positive photosensitive composition.
- an example of a preferable method for producing the permanent resist of the present invention will be described in the order of steps.
- a coating film formation process is a process of apply
- the target substrate is particularly limited as long as it is a material having chemical resistance to an organic solvent or the like in the positive photosensitive composition, development with an alkaline solution in the fourth step, and heat resistance for processing in the sixth step. Examples thereof include glass, metal, and semiconductor.
- a TFT surface of a liquid crystal display that requires a permanent resist as an insulating layer can be mentioned as a preferable one.
- the coating method is not particularly limited, and various methods such as spin coating, dip coating, knife coating, roll coating, spray coating, and slit coating can be used.
- pre-baking is performed in order to remove the organic solvent (D) from the positive photosensitive composition layer formed from the coating applied to the substrate.
- the pre-baked positive-type photosensitive composition layer is hardly soluble in an alkaline solution, and the portion irradiated with light by irradiating light in the next exposure step (hereinafter sometimes referred to as an exposed portion) is alkaline. It becomes soluble.
- the pre-baking temperature varies depending on the type of organic solvent used. If the temperature is too low, the residual amount of the organic solvent increases, which may cause a reduction in exposure sensitivity and resolution, and the temperature is too high. Then, the entire coating film is cured by pre-baking, so that the solubility in the alkaline developer in the portion irradiated with light is lowered, and as a result, the exposure sensitivity and resolution may be lowered. 70 to 120 ° C. is more preferable.
- the pre-baking time varies depending on the type of organic solvent used and the pre-baking temperature, but is preferably 30 seconds to 10 minutes, more preferably 1 to 5 minutes.
- Pre-baking may be carried out as it is after being applied to the substrate intended for the positive photosensitive composition of the present invention, but the physical properties, chemical resistance, etc. after the high heat history of the permanent resist of the present invention are improved.
- the organic solvent prior to pre-baking, was volatilized so that the concentration of the organic solvent in the positive photosensitive composition layer was 5% by mass or less at room temperature to less than 60 ° C. under normal pressure or reduced pressure. It is preferable to perform pre-baking later.
- the thickness of the positive photosensitive composition layer after pre-baking varies depending on the application in which the permanent resist of the present invention is used, and is not particularly limited, but may be 0.1 ⁇ m to 100 ⁇ m, preferably 0.3 ⁇ m to 10 ⁇ m. .
- An exposure process is a process of irradiating patterned light with respect to the pre-baked positive photosensitive composition layer, and improving the alkali solubility of an exposed part.
- the pre-baked positive photosensitive composition layer is poorly soluble in alkaline solution, but diazonaphthoquinones in the exposed part are decomposed by light irradiation and converted into indenecarboxylic acid, which is dissolved and dispersed in the alkaline solution. Is possible.
- Irradiation light is not particularly limited, and may be light having an energy amount capable of improving the alkali solubility of the light irradiated portion of the pre-baked positive photosensitive composition layer, for example, 10 to 1000 mJ / cm 2 , 40 to 300 mJ / cm 2 is preferable.
- the wavelength of the irradiation light may be visible light or ultraviolet light, and is not particularly limited. However, when 4-diazonaphthoquinonesulfonic acid esters are used as (C) diazonaphthoquinones, the wavelength is narrow with i-line (365 nm) as the main component. When 5-diazonaphthoquinonesulfonic acid esters are used, light with a broad wavelength including i-line (365 nm), h-line (405 nm) and g-line (436 nm) Irradiation may be performed using a high-pressure mercury lamp or the like.
- the patterning method of the irradiation light is not particularly limited, and may be a conventionally known method, for example, a light irradiation method through a photomask or the like, or a selective light irradiation method using laser light. Good.
- the development step is a step of forming a predetermined pattern by removing a portion of the exposure step that has been irradiated with light and improved alkali solubility using a developer.
- any method such as a liquid filling method, a dipping method, a shower method, or a spray method can be used.
- the development time varies depending on the type and molecular weight of (A) silicone resin and (B) siloxane compound having a glycidyl ether group, the temperature of the developer, etc., but is usually 30 to 180 seconds.
- the developer used in the development step is not particularly limited as long as the exposed portion can be removed by dissolving or dispersing in the solution.
- sodium hydroxide, potassium hydroxide, sodium carbonate, potassium carbonate, sodium silicate Inorganic alkalis such as ammonia
- primary amines such as ethylamine and n-propylamine
- secondary amines such as diethylamine and di-n-propylamine
- tertiary amines such as trimethylamine, methyldiethylamine, dimethylethylamine and triethylamine
- Tertiary alkanolamines such as dimethylethanolamine, methyldiethanolamine, triethanolamine
- pyrrole piperidine, N-methylpiperidine, N-methylpyrrolidine, 1,8-diazabicyclo [5.4.0] -7-undecene 1,5-diazabicik [4.3.0]
- Cyclic tertiary amines such as 5-nonen
- the exposed portion After removing the exposed portion with a developer, it is preferably rinsed with running water or water with a shower, and may be dehydrated and dried at 50 to 120 ° C. if necessary.
- the bleaching exposure process irradiates light to the whole positive type photosensitive composition layer (henceforth a resist layer) which remain
- the resist layer is colored light yellow to light brown because it contains diazonaphthoquinones.
- the remaining unreacted (C) diazonaphthoquinones are photodegraded to change to indenecarboxylic acid which does not absorb in the visible light region, and the visible light transmittance is improved. This is convenient when used as a permanent resist for an active matrix substrate used in display devices, organic EL display devices, and the like.
- the irradiation light is not particularly limited, for example, 10 ⁇ 1000mJ / cm 2, preferably may be irradiated with light of 40 ⁇ 600mJ / cm 2.
- the wavelength of irradiation light may be visible light or ultraviolet light, and is not particularly limited.
- the wavelength of irradiation light is selected according to the (C) diazonaphthoquinones used. It is preferable.
- Post-baking step The resist layer subjected to bleaching exposure has improved visible light permeability but also improved alkali solubility.
- the bleaching-exposed resist layer is heat-treated at 120 ° C. or more to thermally cross-link the silicone resin in the resist layer, thereby requiring heat resistance and chemical resistance required as a permanent resist. , Imparts aging resistance.
- the siloxane compound having a glycidyl ether group which is the component (B) of the positive photosensitive composition, functions as a cross-linking agent, and chemical resistance after a high heat history that has never been obtained can be obtained.
- the post-bake is preferably performed in an inert gas atmosphere such as nitrogen, helium or argon at a temperature of 120 to 400 ° C. for 15 minutes to 2 hours, and at a temperature of 120 to 350 ° C. for 15 minutes to 2 hours. More preferably, it is more preferably carried out at a temperature of 200 to 350 ° C. for 15 minutes to 2 hours.
- the permanent resist of the present invention is not only excellent in transparency, insulation, heat resistance and chemical resistance, but also has transparency, insulation and chemical resistance after high-temperature heat history (high heat history) of about 300 to 350 ° C. Therefore, an active layer having an interlayer insulating film (layer) or a flattened film for an active matrix substrate used in a liquid crystal display device, an organic EL display device, etc., in particular, a TFT having a polycrystalline silicon thin film as an active layer. It is extremely useful as an interlayer insulating film (layer) or a flattening film for a matrix substrate.
- the permanent resist of the present invention can also be used for an interlayer insulating film of a semiconductor element. It can also be used as a wafer coating material (surface protective film, bump protective film, MCM (multi-chip module) interlayer protective film, junction coating), and package material (sealing material, die bonding material) for semiconductor elements.
- a wafer coating material surface protective film, bump protective film, MCM (multi-chip module) interlayer protective film, junction coating
- package material package material for semiconductor elements.
- the permanent resist of the present invention is also useful as an insulating film for semiconductor elements, multilayer wiring boards and the like.
- semiconductor elements individual semiconductor elements such as diodes, transistors, compound semiconductors, thermistors, varistors, thyristors, DRAM (dynamic random access memory), SRAM (static random access memory), EPROM (erasable programmable programmable) Theories of read-only memory (ROM), mask ROM (mask read-only memory), EEPROM (electrically erasable programmable read-only memory), flash memory, etc., microprocessor, DSP, ASIC, etc.
- Circuit elements integrated circuit elements such as compound semiconductors represented by MMIC (monolithic microwave integrated circuit), hybrid integrated circuits (hybrid IC), light emitting diodes, Such a photoelectric conversion element such as a load coupling device and the like.
- MMIC monolithic microwave integrated circuit
- hybrid IC hybrid integrated circuits
- light emitting diodes Such a photoelectric conversion element such as a load coupling device and the like.
- the multilayer wiring board include a high-density wiring board such as MCM.
- the present invention will be further described with reference to examples below, but the present invention is not limited to these examples.
- the content of silanol groups was determined by reacting the sample with trimethylchlorosilane in a pyridine solution to change the silanol groups to trimethylsilyl ether groups, and then treating with a tetramethylammonium hydroxide ((CH 3 ) 4 NOH) aqueous solution. It was determined by hydrolyzing the —O—Si bond and back-calculating from the weight increase rate after the reaction.
- a-1 (a compound corresponding to the above general formula (3a)).
- the cyclic siloxane compound (a-1) is a viscous liquid at 25 ° C., and a peak of 4.3 to 5.0 ppm derived from the hydrogen atom of the Si—H group is observed in the analysis by 1 H-NMR.
- the mass average molecular weight was 900 (theoretical molecular weight 933.1), and the peak area ratio derived from unreacted 4-vinylbenzoic acid-t-butyl ester disappeared to 0.5% or less. It was confirmed that
- the silicone resin (c) had a mass average molecular weight of 6,800 and a silanol group content of 4.1% by mass by GPC analysis.
- the siloxane compound (j) was a viscous liquid at 25 ° C., the epoxy equivalent was 174, and the NMR analysis did not show a peak derived from the hydrogen atom of the Si—H group. Moreover, the mass mean molecular weight by GPC analysis is 700, and the peak derived from unreacted allyl glycidyl ether could not be confirmed.
- the epoxy equivalent of the siloxane compound (k) was 182, and no peak derived from the hydrogen atom of the Si—H group was observed in the NMR analysis. Moreover, the mass mean molecular weight by GPC analysis was 360, and the peak originating in unreacted allyl glycidyl ether was not able to be confirmed.
- Examples 1 to 11 and Comparative Examples 1 to 16 Preparation of Positive Photosensitive Compositions After blending in the proportions shown in [Table 1], the mixture was filtered through a filter having a pore diameter of 0.2 ⁇ m, and then Examples 1 to 11 and Comparative Examples were compared. The positive photosensitive compositions of Examples 1 to 16 were prepared. In addition, the solvent was added so that it might become the value in a table
- Method for preparing test specimen After applying the positive photosensitive composition on a square glass substrate having a length of 25 mm and a width of 25 mm or an ITO vapor-deposited glass substrate (ITO thickness: 100 nm) by a spin coating method to a thickness of 4 to 5 ⁇ m, a solvent is added. Volatilized and used as a test piece.
- the positive photosensitive composition was used after preparation for 1 day (24 hours) in a 23 ° C. constant temperature bath.
- a glass substrate test piece was also prepared for a positive photosensitive composition stored in a thermostat at 23 ° C. for 7 days and 60 days for use in a storage stability test.
- test piece In the case of a test piece using an ITO vapor-deposited glass substrate, the test piece was heat-treated at 80 ° C. for 2 minutes, and then UV light was applied at 200 mJ / cm 2 (wavelength 365 nm exposure conversion) using an ultrahigh pressure mercury lamp without using a photomask. ), followeded by heat treatment at 230 ° C. for 60 minutes in an air atmosphere or heat treatment at 350 ° C. for 30 minutes in a nitrogen atmosphere. An Al wiring was formed on the upper portion of the permanent resist film by vapor deposition to produce a test piece for measuring the dielectric constant.
- ⁇ Evaluation criteria> A: Resist residue is not observed even in a positive photosensitive composition stored for 60 days, and the storage stability is very excellent.
- X Resist residue is also seen in the positive photosensitive composition after storage for 1 day, resulting in poor storage stability.
- Heat-resistant patterning test In the above-described resolution test, a test piece in which a 5 ⁇ m line-and-space pattern can be formed to a width of 1: 1 was further heated at 350 ° C. for 30 minutes in a nitrogen atmosphere, and then observed with a scanning electron microscope. Then, the heat resistance of patterning was evaluated according to the following ⁇ evaluation criteria>.
- X The patterning shape of 1 to 1 width is not maintained due to surface roughness, film thickness reduction, etc., and the heat resistance of patterning is inferior.
- permeability of the light of wavelength 400nm was measured, and transparency and heat resistance were evaluated by the following ⁇ evaluation criteria>.
- the light transmittance of this test means the transmittance
- ⁇ Evaluation criteria> ⁇ : The light transmittance of the test piece heat-treated at 230 ° C. is 96% or more, and the light transmittance of the test piece heat-treated at 350 ° C. is 90% or more, which is excellent in transparency and transparency after a high heat history.
- the light transmittance of the test piece heat-processed at 230 degreeC is less than 96%, and is inferior to transparency.
- the film thickness of a resist is measured using the transmittance of light with a wavelength of 400 nm before and after being immersed in ion exchange water at 60 ° C. for 24 hours, and a stylus type surface shape measuring instrument.
- the water resistance was evaluated by the following ⁇ Evaluation Criteria> from the rate of change of light transmittance and the rate of change of film thickness.
- ⁇ Evaluation criteria> ⁇ : The test piece heat-treated at 350 ° C. has a light transmittance change rate of less than 1% and a film thickness change rate of less than 10%, and is excellent in water resistance and water resistance after a high heat history.
- the light transmittance change rate of the test piece heat-treated at 230 ° C. is less than 1% and the film thickness change rate is less than 10%, but the light transmittance of the test piece heat-treated at 350 ° C.
- the rate of change is 1% or more, or the rate of change in film thickness is 10% or more, which is excellent in water resistance, but inferior in water resistance after a high heat history.
- X The test piece heat-treated at 230 ° C. has a change rate of light transmittance of 1% or more or a change rate of film thickness of 10% or more, and is inferior in water resistance.
- the light transmittance change rate of the test piece heat-treated at 230 ° C. is less than 1% and the film thickness change rate is less than 10%, but the light transmittance of the test piece heat-treated at 350 ° C.
- the rate of change is 1% or more, or the rate of change in film thickness is 10% or more, which is excellent in acid resistance, but inferior in acid resistance after a high heat history.
- X The test piece heat-treated at 230 ° C. has a change rate of light transmittance of 1% or more or a change rate of film thickness of 10% or more, and is inferior in acid resistance.
- the resist film thickness is measured using a stylus type surface shape measuring instrument, and the alkali resistance is evaluated by the following ⁇ Evaluation Criteria> from the light transmittance change rate and the film thickness change rate. did.
- ⁇ Evaluation criteria> ⁇ : The test piece heat-treated at 350 ° C.
- the test piece heat-treated at 230 has a light transmittance change rate of less than 1% and a film thickness change rate of less than 10%, and is excellent in alkali resistance and alkali resistance after a high heat history.
- ⁇ The light transmittance change rate of the test piece heat-treated at 230 is less than 1% and the film thickness change rate is less than 10%, but the light transmittance change of the test piece heat-treated at 350 ° C. The rate is 1% or more or the change rate of the film thickness is 10% or more, and the alkali resistance is excellent, but the alkali resistance after the high heat history is inferior.
- X The test piece heat-treated at 230 ° C. has a change rate of light transmittance of 1% or more or a change rate of film thickness of 10% or more, and is inferior in alkali resistance.
- the light transmittance change rate of the test piece heat-treated at 230 ° C. is less than 1% and the film thickness change rate is less than 10%, but the light transmittance of the test piece heat-treated at 350 ° C.
- the rate of change is 1% or more, or the rate of change in film thickness is 10% or more, which is excellent in solvent resistance, but inferior in solvent resistance after a high heat history.
- X The test piece heat-treated at 230 ° C. has a change rate of light transmittance of 1% or more or a change rate of film thickness of 10% or more, and is inferior in solvent resistance.
- ⁇ Evaluation criteria> The dielectric constant of the test piece heat-treated at 230 ° C. is less than 3.2, and the difference in dielectric constant between the test piece heat-treated at 230 ° C. and the test piece heat-treated at 350 ° C. is less than 0.2, Excellent low dielectric constant and low dielectric constant after high thermal history.
- ⁇ The dielectric constant of the test piece heat-treated at 230 ° C. is less than 3.2, but the difference in dielectric constant between the test piece heat-treated at 230 ° C.
- the dielectric constant of the test piece heat-processed at 230 degreeC is 3.2 or more, and is inferior to a low dielectric constant characteristic.
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Abstract
Description
即ち、本発明は、
(A)成分として、下記一般式(1)
で表される基を、1分子中に少なくとも2個有するシリコーン樹脂、
(B)成分として、グリシジル基を有するシロキサン化合物、
(C)成分として、ジアゾナフトキノン類及び
(D)成分として、有機溶剤を含有するポジ型感光性組成物を提供するものである。
先ず、本発明の(A)成分であるシリコーン樹脂について説明する。
化合物1AS又は化合物1CSの加水分解・縮合反応は、いわゆるゾル・ゲル反応を行えばよく、具体的には、溶媒中で、酸又は塩基等の触媒を使用して加水分解・縮合反応を行う方法が挙げられる。
のように、カルボキシル基がt-ブチルエステル基でマスクされていてもよい。
で表される直線状化合物、
下記一般式(6)
で表される環状化合物等が挙げられるが、耐熱性が向上することから、上記一般式(6)で表される環状化合物が好ましい。
で表される基を、1分子中に少なくとも1個有することが好ましい。
のように保護基であるt-ブチルエーテル基でマスクされていてもよい。保護基でマスクされた化合物は、マスクされていない化合物と同様にヒドロシリル化反応を行うことができ、化合物1AS及び化合物1CSの場合と同様の方法により保護基を脱離することができる。
で表されるアリールアルコキシシラン化合物が更に好ましい。
で表される環状シロキサン化合物と上記一般式(4)であらわされるアリールアルコキシシラン化合物とを反応させて得られるシリコーン樹脂である。
で表される環状シロキサン化合物を使用してもよく、上記一般式(3a)で表される環状シロキサン化合物と上記一般式(4)で表わされるアリールアルコキシシラン化合物とを、反応させた後、t-ブチル基を脱離することにより、本発明の(A)成分であるシリコーン樹脂とすることができる。
本発明の(B)成分であるグリシジル基を有するシロキサン化合物は、1分子中に少なくとも1個のグリシジル基と少なくとも1個のシロキサン基(Si-O-Siで表される基)を有する。グリシジル基の数は、1分子中に少なくとも2個であることが好ましく、このようなグリシジル基を含有するシロキサン化合物としては、
例えば、下記一般式(7)
で表される直線状シロキサン化合物、
下記一般式(8)
で表される環状シロキサン化合物、
グリシジル基を有するアルコキシシランの加水分解・縮合反応物等が挙げられる。
上記一般式(7)において、Yはグリシジル基を有する基又はメチル基を表し、Gはグリシジル基を有する基を表し、R21は同一でも異なっていてもよいメチル基又はフェニル基を表し、R22、R23及びR24は同一でも異なっていてもよい炭素数1~6のアルキル基、炭素数5~6のシクロアルキル基又はフェニル基を表す。
上記一般式(8)において、R25、R26及びR27は同一でも異なっていてもよい炭素数1~6のアルキル基、炭素数5~6のシクロアルキル基又はフェニル基を表し、Gはグリシジル基を有する基を表す。炭素数1~6のアルキル基及び炭素数5~6のシクロアルキル基としては、R15、R16及びR17で挙げたアルキル基及びシクロアルキル基が挙げられる。
グリシジル基を有するアルコキシシランの加水分解・縮合反応物は、グリシジル基を有するアルコキシシランを、公知の方法、例えば、化合物1AS又は化合物1CSの加水分解・縮合反応で説明した方法等により加水分解・縮合反応して得られる化合物である。
で表わすことができる。
本発明に使用することのできるジアゾナフトキノン類としては、感光性材料に使用するできることが知られているジアゾナフトキノン類化合物であれば、特に限定されないが、中でも、フェノール性水酸基を有する化合物の水素原子が下記式(10)
本発明に使用できる(D)有機溶剤は、上記(A)シリコーン樹脂、(B)グリシジルエーテル基を有するシロキサン化合物、及び(C)ジアゾナフトキノン類を溶解又は分散することのできる有機溶剤であれば、特に限定されないが、25℃において水を1質量%以上溶解することができる有機溶剤が好ましく、このような有機溶剤としては、保護基のt-ブチル基の脱離の説明において例示した有機溶剤の他に、γ-ブチロラクトン、γ-バレロラクトン、δ-バレロラクトン、エチレンカーボネート、プロピレンカーボネート、ジメチルカーボネート等が挙げられる。
塗膜形成工程は、調製した本発明のポジ型感光性組成物を、対象とする基材に塗布し、塗膜を形成する工程である。対象とする基材としては、ポジ型感光性組成物中の有機溶剤等に対する耐薬品性、第4工程のアルカリ性溶液による現像や第6工程における処理に対する耐熱性等を有する材料であれば特に限定されるものではなく、ガラス、金属、半導体等が挙げられる。特に、絶縁層としての永久レジストを必要とする液晶ディスプレーのTFT表面等を好ましいものとして挙げることができる。
露光工程は、プリベークされたポジ型感光性組成物層に対して、パターン化された光を照射し、露光部分のアルカリ溶解性を向上させる工程である。プリベークされたポジ型感光性組成物層は、アルカリ性溶液に対し難溶性であるが、光照射により露光部分のジアゾナフトキノン類が分解されて、インデンカルボン酸に変化して、アルカリ性溶液に溶解・分散が可能になる。
現像工程は、露光工程で、光が照射されてアルカリ溶解性が向上した部分を現像液を用いて除去することにより、所定のパターンを形成する工程である。
ブリーチング露光工程は、アルカリ溶液処理にて残存したポジ型感光性組成物層(以下、レジスト層という場合がある)の全体に光を照射して可視光透過性を向上させる工程である。
ブリーチング露光されたレジスト層は可視光透過性が向上するが、アルカリ溶解性も向上する。ポストベーク工程は、このようなブリーチング露光されたレジスト層に対して、120℃以上の熱処理を行い、レジスト層中のシリコーン樹脂を熱架橋させ、永久レジストとして要求される耐熱性、耐薬品性、耐経時変化性を付与するものである。
尚、シラノール基の含量は、試料をピリジン溶液中でトリメチルクロロシランと反応させてシラノール基をトリメチルシリルエーテル基に変えた後、テトラメチルアンモニウムヒドロキシド((CH3)4NOH)水溶液で処理してC-O-Si結合を加水分解し、反応後の重量増加率から逆算して求めた。
トルエン300質量部に、2,4,6,8-テトラメチルシクロテトラシロキサン100質量部、4-ビニル安息香酸-t-ブチルエステル85質量部、4-t-ブトキシスチレン110質量部、トリメトキシビニルシラン93質量部、及び白金-ジビニルテトラメチルジシロキサン錯体(Karstedt触媒)0.0001質量部を加えて、攪拌しながら60℃で15時間反応させた。
上記環状シロキサン化合物(a-1)の100質量部に、フェニルトリメトキシシラン8質量部、トルエン200質量部を加えて、10℃で氷冷攪拌しながら、5%シュウ酸水溶液の50質量部を30分かけて滴下した。系内温度を10℃に保ったまま15時間攪拌の後、50℃、減圧下で還流脱水・脱アルコール処理し、50℃減圧下でトルエンとPGMEAとの溶媒交換を行い、中間生成物(b-2)の25%PGMEA溶液を得た。
以下、上記(A)シリコーン樹脂(a)と同様の操作を行い、本発明の(A)シリコーン樹脂(b)の30%PGMEA溶液を得た。シリコーン樹脂(b)のGPC分析による質量平均分子量は9500、シラノール基含量は4.2質量%であった。
トルエン200質量部に、フェニルトリメトキシシラン40質量部を加えて、10℃で氷冷攪拌しながら、5%シュウ酸水溶液の50質量部を1時間かけて滴下した後、更に10℃で3時間攪拌した。この反応液に、2-(4-t-ブトキシカルボニルフェニル)エチルトリメトキシシラン44質量部と2-(4-t-ブトキシフェニル)エチルトリメトキシシラン56質量部との混合物を、10℃で氷冷攪拌しながら1時間かけて滴下した後、10℃で15時間攪拌の後、50℃、減圧下で還流脱水・脱アルコール処理し、50℃減圧下でトルエンとPGMEAとの溶媒交換を行い、中間生成物(c-2)の25%PGMEA溶液を得た。
以下、シリコーン樹脂(a)と同様の操作を行い、本発明の(A)シリコーン樹脂(c)の30%PGMEA溶液を得た。シリコーン樹脂(c)のGPC分析による質量平均分子量は6800、シラノール基含量は4.1質量%であった。
4-ビニル安息香酸-t-ブチルエステル85質量部と4-t-ブトキシチレン110質量部の代わりに、4-ビニル安息香酸-t-ブチルエステル212.5質量部を使用した以外は、上記(A)シリコーン樹脂(a)の製造と同様の操作を行い、本発明の(A)シリコーン樹脂(d)の30%PGMEA溶液を得た。シリコーン樹脂(d)のGPC分析による質量平均分子量は6300、シラノール基含量は5.1質量%であった。
2-(4-t-ブトキシカルボニルフェニル)エチルトリメトキシシラン44質量部と2-(4-t-ブトキシフェニル)エチルトリメトキシシラン56質量部との混合物の代わりに、2-(4-t-ブトキシカルボニルフェニル)エチルトリメトキシシラン100質量部を使用した以外は、上記(A)シリコーン樹脂(c)の製造と同様の操作を行い、本発明の(A)シリコーン樹脂(e)の30%PGMEA溶液を得た。尚、シリコーン樹脂(e)のGPC分析による質量平均分子量は7200、シラノール基含量は10.1質量%であった。
4-ビニル安息香酸-t-ブチルエステル85質量部と4-t-ブトキシスチレン110質量部の代わりに、4-ビニル安息香酸-t-ブチルエステル170質量部とパラ-t-ブトキシスチレン36.7質量部とを使用した以外は、上記(A)シリコーン樹脂(a)の製造と同様の操作を行い、本発明の(A)シリコーン樹脂(f)の30%PGMEA溶液を得た。尚、シリコーン樹脂(f)のGPC分析による質量平均分子量は7800、シラノール基含量は5.1質量%であった。
4-ビニル安息香酸-t-ブチルエステル85質量部と4-t-ブトキシスチレン110質量部の代わりに、4-t-ブトキシスチレン184質量部を使用した以外は、上記(A)シリコーン樹脂(a)の製造と同様の操作を行い、上記一般式(1)で表わされる基を有していない、比較のシリコーン樹脂(g)の30%PGMEA溶液を得た。尚、シリコーン樹脂(g)のGPC分析による質量平均分子量は6700、シラノール基含量は4.8質量%であった。
2-(4-t-ブトキシカルボニルフェニル)エチルトリメトキシシラン44質量部と2-(4-t-ブトキシフェニル)エチルトリメトキシシラン56質量部との混合物の代わりに、2-(4-t-ブトキシフェニル)エチルトリメトキシシラン100質量部を使用した以外は、上記(A)シリコーン樹脂(c)の製造と同様の操作を行い、上記一般式(1)で表わされる基を有していない、比較のシリコーン樹脂(h)の30%PGMEA溶液を得た。尚、シリコーン樹脂(h)のGPC分析による質量平均分子量は7400、シラノール基含量は10.4質量%であった。
特開2008-116785号公報の実施例の合成例1に準じ、ジアセトンアルコール(以下、DAAという)157質量部に、メチルトリメトキシシラン100質量部、フェニルトリメトキシシラン78質量部を加え、室温で攪拌しながら0.3%リン酸水溶液の61質量部を10分かけて滴下した。その後、40℃で30分攪拌した後、30分かけて105℃まで昇温し、更に105℃で2時間攪拌することにより、比較のシリコーン樹脂(i)のDAA溶液を得た。シリコーン樹脂(i)のDAA溶液の固形分濃度は39質量%、水分率は1.8重量%であり、シリコーン樹脂(i)の質量平均分子量は6000であった。
トルエン300質量部に、2,4,6,8-テトラメチルシクロテトラシロキサン100質量部、アリルグリシジルエーテル190質量部、及び白金-ジビニルテトラメチルジシロキサン錯体(Karstedt触媒)0.0001質量部を加えて、攪拌しながら50~60℃で15時間反応させた。この反応液から溶媒を60℃で減圧留去させ、本発明の(B)グリシジルエーテル基を有するシロキサン化合物(j)を得た。シロキサン化合物(j)は、25℃で粘稠な液体で、エポキシ当量は174、NMR分析では、Si-H基の水素原子に由来するピークは見られなかった。また、GPC分析による質量平均分子量は700であり、未反応のアリルグリシジルエーテルに由来するピークは確認できなかった。
トルエン50質量部に、1,1,3,3-テトラメチルジシロキサン100質量部、アリルグリシジルエーテル170部、及び白金-ジビニルテトラメチルジシロキサン錯体(Karstedt触媒)0.0005質量部を加えて、攪拌しながら50~60℃で15時間反応させた。この反応液から溶媒を60℃で減圧留去させ、本発明の(B)グリシジルエーテル基を有するシロキサン化合物(k)を得た。シロキサン化合物(k)のエポキシ当量は182、NMR分析では、Si-H基の水素原子に由来するピークは見られなかった。また、GPC分析による質量平均分子量は360であり、未反応のアリルグリシジルエーテルに由来するピークは確認できなかった。
トルエン150質量部に、フェニルトリメトキシシラン100質量部、3-グリシドキシプロピルトリメトキシシラン40質量部を加えて、10℃で氷冷攪拌しながら、5質量%ギ酸の50質量部を30分間かけて滴下した。系内温度を10℃に保ったまま15時間攪拌の後、水を加え、水層が中性になるまで水洗を繰り返した。50℃、減圧下で還流しながら水と反応により生成したメタノールとをした除去した後、50℃減圧下でトルエンとPGMEAを溶媒交換し、本発明の(B)グリシジルエーテル基を有するシロキサン化合物溶液(l)の40%PGMEA溶液を得た。グリシジルエーテル基を有するシロキサン化合物溶液(l)は、FT-IR分析では、3100~3700cm-1にシラノール基に由来するブロードな吸収が確認され、エポキシ当量は560、GPC分析による質量平均分子量は4000、シラノール基含量は11.2質量%であった。
アリルグリシジルエーテル190質量部の代わりにビニルシクロヘキセンモノオキシド207質量部を使用した以外は、上記(B)グリシジルエーテル基を有するシロキサン化合物(j)と同様の操作を行い、比較のエポキシ基を有するシロキサン化合物(m)を得た。シロキサン化合物(m)は、25℃で粘稠な液体であり、エポキシ当量は183、NMR分析では、Si-H基の水素原子に由来するピークは見られなかった。また、GPC分析による質量平均分子量は730であり、未反応のビニルシクロヘキセンモノオキシドに由来するピークは確認できなかった。
ビスフェノールAのジグリシジルエーテル(ADEKA社製、商品名:アデカレジンEP-4100)
比較のエポキシ基を有する化合物(p)
3,4-エポキシシクロヘキセニルメチル-3’,4’-エポキシシクロヘキセンカルボキシレート(ダイセル化学工業社製、商品名:セロキサイド2021P)
(C)ジアゾナフトキノン類(DNQ)
上記式(12)において全てのQが式(11)で表される基である化合物(ダイトーケミックス社製、商品名:PA-6)
[表1]に示す割合で配合後、孔径0.2μmのフィルターで濾過した後、実施例1~11及び比較例1~16のポジ型感光性組成物を調製した。尚、溶剤は、表中の値になるように追加した。
ポジ型感光性組成物を、縦25mm、横25mmの正方形のガラス基板又はITO蒸着ガラス基板(ITO厚:100nm)上に、厚さ4~5μmになるようスピンコート法により塗布した後、溶剤を揮発させ、試験片に用いた。尚、ポジ型感光性組成物は、調製後、23℃の恒温槽に1日(24時間)保存してから用いた。このほか、保存安定性試験に用いるため、23℃の恒温槽に7日及び60日間保存したポジ型感光性組成物についても、ガラス基板の試験片を調製した。
230℃で60分間加熱処理したガラス基板の試験片を切断後、アルカリ可溶部が除去されたガラス基板面におけるレジスト残渣の有無を、走査型電子顕微鏡を用いて観察し、下記の<評価基準>により保存安定性を評価した。レジスト残渣は、ポジ型感光性組成物の一部が高分子量化して、アルカリ現像液への溶解性又は分散性が低下することにより発生するものである。試験には、23℃で、1日、7日及び60日、それぞれ保存したポジ型感光性組成物の各試験片について行った。尚、1日又は7日間保存のポジ型感光性組成物で、レジスト残渣が見られたポジ型感光性組成物の試験片は以降の試験には使用しなかった。
<評価基準>
◎:60日間保存のポジ型感光性組成物でもレジスト残渣が見られず、保存安定性が非常に優れている。
○:7日間保存のポジ型感光性組成物ではレジスト残渣が見られないが、60日間保存後のポジ型感光性組成物ではレジスト残渣が見られ、保存安定性が優れている。
△:1日間保存後のポジ型感光性組成物ではレジスト残渣が見られないが、7日間保存後のポジ型感光性組成物ではレジスト残渣が見られ、保存安定性がやや劣る。
×:1日間保存後のポジ型感光性組成物でもレジスト残渣が見られ、保存安定性が不良。
上記保存安定性試験で切断した試験片について、走査型電子顕微鏡を用いて断面を観察し、5μmのラインアンド・スペースパターンを1対1の幅に形成出来るか否かによって下記の<評価基準>にて解像性を評価した。
<評価基準>
○:パターンが1対1の幅に形成できており、解像性に優れる。
×:パターンが1対1の幅に形成できておらず、解像性に劣る。
上記解像性試験で、5μmのラインアンド・スペースパターンを1対1の幅に形成出来た試験片について、さらに窒素雰囲気下350℃で30分間加熱した後、走査型電子顕微鏡を用いて断面観察を行ない、下記の<評価基準>でパターニングの耐熱性を評価した。
<評価基準>
○:1対1の幅のパターニング形状が維持されており、パターニングの耐熱性が優れる。×:表面荒れ、膜厚減量等により、1対1の幅のパターニング形状が維持されておらず、パターニングの耐熱性が劣る。
ガラス基板を用いた各試験片について、波長400nmの光の透過率を測定し、下記の<評価基準>にて透明性及び耐熱性を評価した。尚、本試験の光透過率は膜厚4μmあたりの波長400nmの光の透過率をいう。
<評価基準>
○:230℃で加熱処理した試験片の光透過率が96%以上、350℃で加熱処理した試験片の光透過率が90%以上であり、透明性・高熱履歴後の透明性に優れる。
△:230℃で加熱処理した試験片の光透過率は96%以上であるが、350℃で加熱処理した試験片の光透過率は90%未満であり、透明性に優れるが、高熱履歴後の透明性に劣る。
×:230℃で加熱処理した試験片の光透過率が96%未満であり、透明性に劣る。
ガラス基板を用いた各試験片について、60℃のイオン交換水に24時間浸漬した前後の、波長400nmの光の透過率、及び触針式表面形状測定器を用いてレジストの膜厚を測定し、光透過率の変化率と膜厚の変化率から下記の<評価基準>にて耐水性を評価した。
<評価基準>
○:350℃で加熱処理した試験片の、光透過率の変化率が1%未満及び膜厚の変化率が10%未満であり、耐水性及び高熱履歴後の耐水性に優れる。
△:230℃で加熱処理した試験片の、光透過率の変化率が1%未満及び膜厚の変化率が10%未満であるが、350℃で加熱処理した試験片の、光透過率の変化率が1%以上又は膜厚の変化率が10%以上であり、耐水性に優れるが、高熱履歴後の耐水性に劣る。
×:230℃で加熱処理した試験片の、光透過率の変化率が1%以上又は膜厚の変化率が10%以上であり、耐水性に劣る。
ガラス基板を用いた各試験片について、40℃の5質量%塩酸水溶液に1時間浸漬した前後の、波長400nmの光の透過率、及び触針式表面形状測定器を用いてレジストの膜厚を測定し、光透過率の変化率と膜厚の変化率から下記の<評価基準>にて耐酸性を評価した。
<評価基準>
○:350℃で加熱処理した試験片の、光透過率の変化率が1%未満及び膜厚の変化率が10%未満であり、耐酸性及び高熱履歴後の耐酸性に優れる。
△:230℃で加熱処理した試験片の、光透過率の変化率が1%未満及び膜厚の変化率が10%未満であるが、350℃で加熱処理した試験片の、光透過率の変化率が1%以上又は膜厚の変化率が10%以上であり、耐酸性に優れるが、高熱履歴後の耐酸性に劣る。
×:230℃で加熱処理した試験片の、光透過率の変化率が1%以上又は膜厚の変化率が10%以上であり、耐酸性に劣る。
ガラス基板を用いた各試験片について、40℃のアルカリ溶液(モノエタノールアミン:N-メチル-2-ピロリドン:ブチルジグリコール=10:30:60質量比)に30分浸漬した前後の、波長400nmの光の透過率、及び触針式表面形状測定器を用いてレジストの膜厚を測定し、光透過率の変化率と膜厚の変化率から下記の<評価基準>にて耐アルカリ性を評価した。
<評価基準>
○:350℃で加熱処理した試験片の、光透過率の変化率が1%未満及び膜厚の変化率が10%未満であり、耐アルカリ性及び高熱履歴後の耐アルカリ性に優れる。
△:230で加熱処理した試験片の、光透過率の変化率が1%未満及び膜厚の変化率が10%未満であるが、350℃で加熱処理した試験片の、光透過率の変化率が1%以上又は膜厚の変化率が10%以上であり、耐アルカリ性に優れるが、高熱履歴後の耐アルカリ性に劣る。
×:230℃で加熱処理した試験片の、光透過率の変化率が1%以上又は膜厚の変化率が10%以上であり、耐アルカリ性に劣る。
ガラス基板を用いた各試験片について、80℃のジメチルスルホキシド(DMSO)に1時間浸漬した前後の、波長400nmの光の透過率、及び触針式表面形状測定器を用いてレジストの膜厚を測定し、光透過率の変化率と膜厚の変化率から下記の<評価基準>にて耐酸性を評価した。
<評価基準>
○:350℃で加熱処理した試験片の、光透過率の変化率が1%未満及び膜厚の変化率が10%未満であり、耐溶剤性及び高熱履歴後の耐溶剤性に優れる。
△:230℃で加熱処理した試験片の、光透過率の変化率が1%未満及び膜厚の変化率が10%未満であるが、350℃で加熱処理した試験片の、光透過率の変化率が1%以上又は膜厚の変化率が10%以上であり、耐溶剤性に優れるが、高熱履歴後の耐溶剤性に劣る。
×:230℃で加熱処理した試験片の、光透過率の変化率が1%以上又は膜厚の変化率が10%以上であり、耐溶剤性に劣る。
ITO蒸着ガラス基板を用いた各試験片について、LCRメーターを用いて誘電率を測定し、下記の<評価基準>にて低誘電率特性を評価した。
<評価基準>
○:230℃で加熱処理した試験片の誘電率が3.2未満で、230℃で加熱処理した試験片と350℃で加熱処理した試験片の誘電率の差が0.2未満であり、低誘電率特性及び高熱履歴後の低誘電率特性に優れる。
△:230℃で加熱処理した試験片の誘電率が3.2未満であるが、230℃で加熱処理した試験片と350℃で加熱処理した試験片の誘電率の差が0.2以上であり、低誘電率特性に優れるが、高熱履歴後の低誘電率特性に劣る。
×:230℃で加熱処理した試験片の誘電率が3.2以上であり低誘電率特性に劣る。
Claims (8)
- 上記(A)成分であるシリコーン樹脂が、更にシラノール基を有する請求項1又は2に記載のポジ型感光性組成物。
- 上記(A)成分であるシリコーン樹脂が、下記一般式(3)
で表される環状シロキサン化合物と、
下記一般式(4)
で表されるアリールアルコキシシラン化合物とを反応させて得られるシリコーン樹脂である請求項1~3の何れか1項に記載のポジ型感光性組成物。 - 請求項1~4の何れか1項に記載のポジ型感光性組成物から得られることを特徴とする永久レジスト。
- 請求項1~4の何れか1項に記載のポジ型感光性組成物を基材上に塗布し、塗布物を露光し、アルカリ現像した後に、120~350℃の温度でポストベークすることを特徴とする永久レジストの製造方法。
- 請求項1~4の何れか1項に記載のポジ型感光性組成物を用いて得られた永久レジストを絶縁層又は平坦化膜とするアクティブマトリクス基板を有する液晶表示装置。
- 請求項1~4の何れか1項に記載のポジ型感光性組成物を用いて得られた永久レジストを絶縁層又は平坦化膜とするアクティブマトリクス基板を有する有機EL表示装置。
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JP2007304543A (ja) * | 2006-04-11 | 2007-11-22 | Hitachi Chem Co Ltd | 感光性樹脂組成物、感光性フィルム、レジストパターンの形成方法、並びにプリント配線板及びその製造方法 |
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KR101428718B1 (ko) * | 2007-02-02 | 2014-09-24 | 삼성디스플레이 주식회사 | 감광성 유기물, 이의 도포 방법, 이를 이용한 유기막 패턴형성 방법, 이로써 제조되는 표시 장치 |
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- 2008-10-21 JP JP2008270972A patent/JP4960330B2/ja not_active Expired - Fee Related
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2009
- 2009-10-13 CN CN200980130519.9A patent/CN102112922B/zh not_active Expired - Fee Related
- 2009-10-13 KR KR1020117001842A patent/KR20110084493A/ko not_active Application Discontinuation
- 2009-10-13 WO PCT/JP2009/067727 patent/WO2010047248A1/ja active Application Filing
- 2009-10-20 TW TW98135477A patent/TWI437369B/zh not_active IP Right Cessation
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JP2006178436A (ja) * | 2004-11-26 | 2006-07-06 | Toray Ind Inc | ポジ型感光性シロキサン組成物、それから形成された硬化膜、および硬化膜を有する素子 |
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CN103380400A (zh) * | 2011-05-11 | 2013-10-30 | 株式会社艾迪科 | 正型感光性组合物及其固化物 |
WO2017105914A1 (en) * | 2015-12-17 | 2017-06-22 | Dow Global Technologies Llc | Photo-imageable thin films with high dielectric constants |
Also Published As
Publication number | Publication date |
---|---|
TW201030468A (en) | 2010-08-16 |
JP4960330B2 (ja) | 2012-06-27 |
CN102112922B (zh) | 2012-12-26 |
CN102112922A (zh) | 2011-06-29 |
TWI437369B (zh) | 2014-05-11 |
JP2010101957A (ja) | 2010-05-06 |
KR20110084493A (ko) | 2011-07-25 |
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