TW408249B - Radiation sensitive resist composition and process for generating a resist image therefrom - Google Patents
Radiation sensitive resist composition and process for generating a resist image therefrom Download PDFInfo
- Publication number
- TW408249B TW408249B TW085107503A TW85107503A TW408249B TW 408249 B TW408249 B TW 408249B TW 085107503 A TW085107503 A TW 085107503A TW 85107503 A TW85107503 A TW 85107503A TW 408249 B TW408249 B TW 408249B
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- Prior art keywords
- radiation
- resist composition
- acid
- sensitive resist
- patent application
- Prior art date
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- 239000000203 mixture Substances 0.000 title claims abstract description 33
- 230000005855 radiation Effects 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000002253 acid Substances 0.000 claims abstract description 31
- 239000000758 substrate Substances 0.000 claims abstract description 14
- 229920001577 copolymer Polymers 0.000 claims abstract description 9
- 125000001424 substituent group Chemical group 0.000 claims abstract description 4
- 125000005037 alkyl phenyl group Chemical group 0.000 claims abstract 5
- MIOPJNTWMNEORI-GMSGAONNSA-N (S)-camphorsulfonic acid Chemical compound C1C[C@@]2(CS(O)(=O)=O)C(=O)C[C@@H]1C2(C)C MIOPJNTWMNEORI-GMSGAONNSA-N 0.000 claims description 16
- -1 camphor sulfonate ion Chemical class 0.000 claims description 10
- 238000011049 filling Methods 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 3
- 150000007857 hydrazones Chemical class 0.000 claims description 3
- TXFPEBPIARQUIG-UHFFFAOYSA-N 4'-hydroxyacetophenone Chemical compound CC(=O)C1=CC=C(O)C=C1 TXFPEBPIARQUIG-UHFFFAOYSA-N 0.000 claims 2
- 229920002126 Acrylic acid copolymer Polymers 0.000 claims 2
- 206010073306 Exposure to radiation Diseases 0.000 claims 2
- 239000010408 film Substances 0.000 claims 2
- 239000010409 thin film Substances 0.000 claims 2
- XLLXMBCBJGATSP-UHFFFAOYSA-N 2-phenylethenol Chemical compound OC=CC1=CC=CC=C1 XLLXMBCBJGATSP-UHFFFAOYSA-N 0.000 abstract description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 abstract description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 abstract description 4
- JESXATFQYMPTNL-UHFFFAOYSA-N mono-hydroxyphenyl-ethylene Natural products OC1=CC=CC=C1C=C JESXATFQYMPTNL-UHFFFAOYSA-N 0.000 abstract description 4
- BSQOHKHSKVTWSZ-UHFFFAOYSA-N CC(C)(C(CC1)C2)C1(CS(O)(=O)=O)C2=O.I Chemical compound CC(C)(C(CC1)C2)C1(CS(O)(=O)=O)C2=O.I BSQOHKHSKVTWSZ-UHFFFAOYSA-N 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 description 22
- 150000001875 compounds Chemical class 0.000 description 13
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 7
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- MIOPJNTWMNEORI-XVKPBYJWSA-N (R)-camphorsulfonic acid Chemical compound C1C[C@]2(CS(O)(=O)=O)C(=O)C[C@H]1C2(C)C MIOPJNTWMNEORI-XVKPBYJWSA-N 0.000 description 5
- 230000002079 cooperative effect Effects 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 229920002554 vinyl polymer Polymers 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 125000004185 ester group Chemical group 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- FUGYGGDSWSUORM-UHFFFAOYSA-N 4-hydroxystyrene Chemical compound OC1=CC=C(C=C)C=C1 FUGYGGDSWSUORM-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Natural products CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- RDOXTESZEPMUJZ-UHFFFAOYSA-N anisole Chemical compound COC1=CC=CC=C1 RDOXTESZEPMUJZ-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical group CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 2
- OCKPCBLVNKHBMX-UHFFFAOYSA-N butylbenzene Chemical compound CCCCC1=CC=CC=C1 OCKPCBLVNKHBMX-UHFFFAOYSA-N 0.000 description 2
- MIOPJNTWMNEORI-UHFFFAOYSA-N camphorsulfonic acid Chemical compound C1CC2(CS(O)(=O)=O)C(=O)CC1C2(C)C MIOPJNTWMNEORI-UHFFFAOYSA-N 0.000 description 2
- 125000002843 carboxylic acid group Chemical group 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- LZCLXQDLBQLTDK-UHFFFAOYSA-N ethyl 2-hydroxypropanoate Chemical compound CCOC(=O)C(C)O LZCLXQDLBQLTDK-UHFFFAOYSA-N 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 239000002798 polar solvent Substances 0.000 description 2
- LLHKCFNBLRBOGN-UHFFFAOYSA-N propylene glycol methyl ether acetate Chemical compound COCC(C)OC(C)=O LLHKCFNBLRBOGN-UHFFFAOYSA-N 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-O sulfonium Chemical compound [SH3+] RWSOTUBLDIXVET-UHFFFAOYSA-O 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229910052724 xenon Inorganic materials 0.000 description 2
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 2
- YRZMBLVIWNCJNV-UHFFFAOYSA-N 1,2-bis(4-tert-butylphenyl)-9H-fluorene Chemical compound C(C)(C)(C)C1=CC=C(C=C1)C1=C(C=2CC3=CC=CC=C3C=2C=C1)C1=CC=C(C=C1)C(C)(C)C YRZMBLVIWNCJNV-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- ZYXHWFIADLZDNC-UHFFFAOYSA-N C(=C)[AsH](O)=O Chemical compound C(=C)[AsH](O)=O ZYXHWFIADLZDNC-UHFFFAOYSA-N 0.000 description 1
- UJNWHEVTLFYKPO-UHFFFAOYSA-N C1(=CC=C(C=C1)C)IC1=CC=C(C=C1)C Chemical compound C1(=CC=C(C=C1)C)IC1=CC=C(C=C1)C UJNWHEVTLFYKPO-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229930184093 Furanether Natural products 0.000 description 1
- ILACEZQKVDMRMW-UHFFFAOYSA-N Furanether A Natural products C1C2=COC=C2C2C3CC(C)(C)CC3C1(C)O2 ILACEZQKVDMRMW-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 description 1
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- DHXVGJBLRPWPCS-UHFFFAOYSA-N Tetrahydropyran Chemical compound C1CCOCC1 DHXVGJBLRPWPCS-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- DFFDSQBEGQFJJU-UHFFFAOYSA-M butyl carbonate Chemical group CCCCOC([O-])=O DFFDSQBEGQFJJU-UHFFFAOYSA-M 0.000 description 1
- LYVYUAHSSSHKHC-UHFFFAOYSA-N butyl(trimethyl)silane Chemical compound CCCC[Si](C)(C)C LYVYUAHSSSHKHC-UHFFFAOYSA-N 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910000071 diazene Inorganic materials 0.000 description 1
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 1
- LTYMSROWYAPPGB-UHFFFAOYSA-N diphenyl sulfide Chemical compound C=1C=CC=CC=1SC1=CC=CC=C1 LTYMSROWYAPPGB-UHFFFAOYSA-N 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- AYVZZPVZDDNTBP-UHFFFAOYSA-N ethoxyethane;furan Chemical compound CCOCC.C=1C=COC=1 AYVZZPVZDDNTBP-UHFFFAOYSA-N 0.000 description 1
- 229940116333 ethyl lactate Drugs 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910001410 inorganic ion Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- UZKWTJUDCOPSNM-UHFFFAOYSA-N methoxybenzene Substances CCCCOC=C UZKWTJUDCOPSNM-UHFFFAOYSA-N 0.000 description 1
- 229940017219 methyl propionate Drugs 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- JLKDVMWYMMLWTI-UHFFFAOYSA-M potassium iodate Chemical compound [K+].[O-]I(=O)=O JLKDVMWYMMLWTI-UHFFFAOYSA-M 0.000 description 1
- 239000001230 potassium iodate Substances 0.000 description 1
- 229940093930 potassium iodate Drugs 0.000 description 1
- 235000006666 potassium iodate Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- ARXJGSRGQADJSQ-UHFFFAOYSA-N propylene glycol methyl ether Substances COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- RUPAXCPQAAOIPB-UHFFFAOYSA-N tert-butyl formate Chemical group CC(C)(C)OC=O RUPAXCPQAAOIPB-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 125000003698 tetramethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 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
-
- 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
- G03F7/0045—Photosensitive materials with organic non-macromolecular light-sensitive compounds not otherwise provided for, e.g. dissolution inhibitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/1053—Imaging affecting physical property or radiation sensitive material, or producing nonplanar or printing surface - process, composition, or product: radiation sensitive composition or product or process of making binder containing
- Y10S430/1055—Radiation sensitive composition or product or process of making
- Y10S430/106—Binder containing
- Y10S430/111—Polymer of unsaturated acid or ester
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/1053—Imaging affecting physical property or radiation sensitive material, or producing nonplanar or printing surface - process, composition, or product: radiation sensitive composition or product or process of making binder containing
- Y10S430/1055—Radiation sensitive composition or product or process of making
- Y10S430/114—Initiator containing
- Y10S430/115—Cationic or anionic
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Materials For Photolithography (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Description
經濟部中央標準局員工消費合作社印製 年η η 五、發明説明(8 ) 第85107503號專利申1^824 3 中文說明書修正頁(的年3月) 级3八艺9 »,«*»·*·**»» =·. · 充 實施例2 阻劑組合物 丙烯酸第三丁酯(10.78克)與對羥基苯乙烯(2〇g)之共聚 物溶於l〇〇g丙二醇甲醚乙酸酯中,於彼添加相對於整體固 體濃度為2.5%之樟腦磺酸二(對-第三丁苯基)鐄=將溶液 過濾(0.2微米)。 實施例3 石印結果 將前述祖劑组合物轉塗於已塗有六甲基二矽氮烷底層之 6 "矽晶片丄3所形成之阻劑薄膜於1 5 〇 X:下烘烤6 0秒,,並 於Micrascan II上曝照不同劑量之24 8ηπι深UV輻射9經曝 照之阻劑膜於1 5 0 °C下後績烘烤9 5"?少,使用0 · 2 6 N氫氧四甲 基链水溶液顯影6 0秒’之後以水淋洗。於6.2 5 m JV c m 2下得 到對225毫微米之線性解析度,而25〇毫微米直線/間隔圖 型之焦點深度爲1.2微米。 本發明之發明人已成功地使用L _樟腦磺酸及L -與D -樟腦 磺酸之消旋混合物取代用於實施〖令之標題化合物的合成, 即1 〇 -樟腦磺酸(D -樟腦磺酸),且發現彼等對用於本發明之 阻劑组合物均具相同效力。 本發明實例中所使用之D ·樟腦磺酸,L -樟腦磺酸及L/D-樟腦磺酸之50%旋光混合物可購自美國之Aldrich Chemical 公司,且彼等之代號分別為C210-7,28214-6及14792-3。 雖已針對特定具體實例描述本一备明,但其細節不構成限 W ’因已知可在不偏離其精神及範園之下進行各種具體實 例 '改變及改良,而已知此等同等之具體實例係包含於本 發明範_内。 -11 - 本紙張尺度_中國國家標準(CNS ) A4規格(210^7^57 (请先閱讀背面之注意事項再填寫本頁) 訂 線 408249 A7 B7 經濟部中央標準局員工消費合作杜印製
408249 A 7 B7 五、發明説明(2 ) 性有機溶劑中,諸如茴香醚a因此該阻劑可視顯影劑容劑 之選擇而產生正性或負性之掩模影像。 雖然此等阻劑组合物通常具有適當之石印靈敏度,但其 性能可因位於產製部位之空浮驗性化學污染物·而受損。近 來,已發展一種感光性阻劑,其於空浮化學污染物存在下 ,具有令人意外之安定劑。該阻劑包含感光性酸發生劑及 (ii) 一聚合物,包含羥基苯乙烯及丙烯酸酯、甲基丙烯酸酯 或丙晞酸酯與甲基丙婦酸酯之混合物。該樹脂之石印靈敏 度高且熱安定性高。然而,工業界仍持續期望可增加阻劑 组合物之性能,諸如影像解析度及程序寬容度。_ 因此,本發明之目的係提供一種用於產製半導體之改良 型化學性增強之阻劑組合物。 可由以下揭示而明瞭其他目的及優點。 發明簡述 本發明有關一種聚合物輻射敏感性阻劑組合物,包含(0 磺酸鐄輻射敏感性酸發生劑、(ii)聚合物、及(iii)對酸不安 定之化合物。 該對酸不安定之化合物較佳係化學性地鍵結於聚合物上 。於曝露於酸下時,對酸不安定之化合物進行極性改變, 而造成溶解度差異。對酸不安定之化合物較佳係爲具有酸 可切除性酯基之化合物。該阻劑具有良好之溶解度及粘著 性、高度石印靈敏度、高對比且可使用溶劑顯影。本發明 光阻组合物可用於半導體產製中,以製造積體電路晶片。 本發明亦有關一種使用本發明阻劑组合物於基板上製造阻 j___- 5 -_ 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) (請先閱讀背脅之注意事項再填寫本頁)
*1T 經濟部中央標準局員工消費合作社印製 A7 經濟部中央標準局員工消費合作社印製 408249 B7 五、發明説明(3 ) 劑影像之方法。 以下詳述係爲本發明更詳盡之揭示。 發明詳述 本發明有關一種經酸催化而化學性增強之聚合物輻射敏 感性阻劑組合物,包含(i)離子性績酸鐵輕射敏感性酸發生 劑;(ii) 一聚合物;及(⑴)對酸不安定之化合物。 本發明之關键特色爲離子性横酸鐵輕射敏感性酸發生劑 。其中一類較佳之發生劑爲具有下式之(烷基或芳基)磺酸二 芳基碘。 RR’I + IT'SChO- 其中R及R'爲芳基,諸如視情況經低級Cu烷基取代基所取 代之苯基,而R”爲Ci.io烷基、_烷基或環烷基或芳基,諸 如視情'況經低級C ! _ 6燒基取代基所取代之苯基。較佳鋏陽離 子爲雙(對-第三丁苯基)鋲、雙(對甲苯基)碘及雙(苯基)鋏 。較佳磺酸根陰離子爲樟腦磺酸根、對甲基苯磺酸根(甲苯 績酿陰離子)及三氟^燒續酸根。 本發明磺酸鋏之熱安定性高,例如對>15〇°C具熱安定性 ,而曝於輻射時亦形成低揮發性之酸。樟腦磺酸鑠曝於輻 射時則形成可用於特定用途中之弱酸。 阻劑組合物之第二種成份爲具有對酸不安定之基團的化 合物。 較佳對酸不安定之基圑爲酸可切除之基團。較佳酸可切 .除之基團爲酯基,諸如羧酸之第三丁酯及2-甲基芊酯,和 酚類之第三丁基碳酸酯。其他適當之對酸不安定之基團包 本紙張尺度適用中國國家標準(CNS ) Λ4規格(2!0X297公釐〉 (請先閲讀背面之注意事項再填寫本頁)
4082^3 經濟部中央標準局負工消費合作杜印製 A7 B7 五、發明説明(4 ) 括四氫吡喃或呋喃醚,三甲基甲矽烷基或第三丁基(二甲基) 甲矽烷醚、及酚之第三丁氧羰甲醚。然而,已知有許多對 酸不安定之基團皆可應用於本發明方法中,諸如It〇等人於 美國專利4,49 1,628中所揭示者,其揭示在此供作參考。 Brunsvold等人於美國專利 4,931,379(6/5/9〇)及 4,939,070 (7/3/90 )中揭示一種適當之熱安定性而對酸不安定之基團及 所結合之聚合物阻劑,Brunsvold之揭示亦供作本發明參考 。薄膜中諸如酚或羧酸基之酸性基的存在,使對酸不安定 之基團傾向熱不安定性。在紛或羧酸基團存在下,某些對 酸不安定之基團可能不適用,因其熱不安定性及/或水解 不安定性。 較佳對酸不安定之化合物係化學性地键結於聚合物上a 適當之聚合物爲乙烯基聚合物。 乙缔基聚合物係爲由乙烯基單體所衍生之聚合物。乙埽 基聚合物可爲均聚物、共聚物或三聚物。乙烯基單體通常 具有約5000至約50,000之數量平均分子量,較佳係於Uv 内爲透光者,適當地於248毫微米下有至少30%透光度/微 米,更隹於248毫微米下至少50%透光度/毫微米,更佳 至少65%透光度/微米。適當之鹼溶性乙烯基聚合物爲聚( 羥基苯乙烯)、聚(乙烯基芊酸)、聚(丙烯酸)、聚(甲基丙烯 酸)、聚(順丁烯二醯亞胺)及其共聚物。較佳聚合物爲(i)一 共聚物,包含羥基苯乙烯與丙烯酸酯或甲基丙烯酸酯之反 應產物及(ii) 一共聚物,包含(i)丙烯酸、甲基丙晞酸,或其 混合物;與(Π)甲基丙烯酸酯、丙烯酸酯、或其混合物之反 -7 - ___ 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) (請先閲讀背面之注意事項再填寫本頁) 、1T.
I 408248 A7 B7 五、發明説明(5 ) —- 應產物。 於本發明較佳具體實例中,聚合物包含由乙歸基聚合物 主鏈側分出來之酸不安定基。酸不安定基抑制聚合物於鹼 顯影劑或極性溶劑中溶解。經過成像曝光及加熱後,感光 生成心酸使酸不安定基由溶解抑制性轉化成可溶於鹼之官 能基,而使該膜成像顯影。 本發明於基板上製造阻劑影像之方法包括三個步驟。該 方法之第一個步驟包括以聚合物膜塗覆基板,該膜包含ρ) 輻射敏感性酸生成劑、(ii)聚合物及(出)對酸不安定之化合 物,三者皆溶於適當溶劑中。適當基板包括矽.、陶瓷、聚 合物等。適當之有機鑄造溶劑包括雙(2_甲氧乙基)醚、甲基 落纖素乙酸酯、環己酮、丙二醇甲基醚乙酸酯、乳酸乙酯 等。該膜較佳包含約80至約99.5重量%之具有侧鏈酸可切 除性取代基(例如酯取代基)之聚合物及約2〇至約〇 5重量% 之酸生成劑’兩者皆溶於有機溶劑中。 該膜可視需要含有添加劑,諸如聚合物及小型分子,以 調節該膜之溶解速率、抗蝕性、光學密度、輻射靈敏度、 經濟部中央標率局員工消費合作杜印製 (請先閲讀背©-之注意事項再填寫本頁) 粘著性等。該膜可使用技藝界已知之技術塗覆於基板上, 諸如轉塗法或噴塗法、刮塗法或電解沈積法。該膜塗覆於 基板上之後’通常經過加熱以去除膜中之溶劑a 該方法之第—步驟中,該膜成像地曝照低劑量之輕射, 適當之電磁或電予束輻射,以電磁爲佳,較佳係爲深紫外 線或X -射線,更佳爲波長約1 9 0至3 1 5毫微米之深紫外線輕 射,而以約250毫微米之波長更佳。適當之輻射源包括汞、 —___ - 8 - 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) 408249 A 7 B7 五、發明説明(6 ) 汞/氙、及氙燈,激光雷射、電子束或X -射線。於曝光時 產生酸。 在曝光後,該膜較佳再度加熱至高溫。於曝光並加熱後 ,由聚合物主鏈分支出來之侧鏈酸可切除性歡基係例如經 由化學性增強之方法切除,以於聚合物主鏈上形成極性重 現單元,其可溶於驗顯影劑或極性溶劑中。曝光後之加熱 改善酯基之切除。酯基之切除改變聚合物之溶解速率,在 薄膜之曝光區及未曝光區之間所形成之差異溶解度使薄膜 中之影像顯影。 本發明方法之最後步驟包括使薄膜中之影像顯影。適當 之顯影技術爲熟習此技藝者所已知者。影像可由溶劑顯影 ,較佳係於不含金屬離子之含水驗溶劑中,諸如氫氧四娱· 銨水溶液,以製造正色調影像。膜中之影像具有高解析度 及平直之侧壁。 經濟部中夬標隼局員工消費合作社印製 (請先閲讀背面之注意事項再填寫本頁) 該基板藉著顯影而曝光後,可藉諸如蒸發、濺射、化學 蒸汽沈積或由雷射謗發之沈積等技藝界已知技術,於基板 上塗覆諸如導電性金屬之導電性物質,而於曝光區中形成 電路圖型。在製造電路之過程中,亦可藉相同方式而沈積 介電物質。諸如棚、磷或坤之無機離予可於製造p -或η-掺 雜電路電晶體之過程中,植入基板中。其他形成電路之方 式係熟習此技藝者所已知者。 以下實施例係有關本發明製法及用途之詳述。所詳述之 製法落於前述一般方法之範園内,且用作例示。實施例僅 供説明,而不限制本發明之範圍。 本紙張又度適用中國國家標準(CNS ) Α4規格(210 X 297公釐) 經濟部中央標準局員工消費合作社印製 408249 A7 B7 —- _ - 1 ' " ~~· - - 五、發明説明(7 ) 實施例1 樟腦磺酸雙-(對-第三丁苯基)鋏之製備 在裝有機械攪拌器、125 mL添液漏斗,熱偶及氬入口之 500 mL 4-頸 Morton 燒瓶中,添加 42.2g(〇.33 mol)第三 丁基苯及66 mL乙酐。攪拌溶液,並添加33g(〇.i5 mol) 碘酸鉀。形成之懸浮液於氬下冷卻至〇°C。期間,於裝有頂 部攪拌器、Ar入口、.熱偶及添液漏斗之250mL 3頸圓底燒 瓶中添加66mL乙酐,溶液於冰中冷卻至οχ:。添液漏斗中 置入2 1 mL濃H2 S Ο 4,其係於1小時内,保持< 1 5 °C之溫度 下,緩緩逐滴添加。形成之粘稠溶液随後移至位於Morton 燒瓶上之添液漏斗中,並於2小時内,保持低於i〇°c之溫度 下,於劇烈擺拌下逐滴添加。燈色懸浮液緩緩溫至2 2 °C過 夜。混合物再冷卻至〇°C,於添液漏斗内置入6 5mL水。首 先’於溫度保持低於1 0 C下’極缓慢地添加水。在進行添 加時’變成可增加流速,仍保持溫度低於10 °c,一旦添加 完全,則一次添加5 0 m L乙醇,經c e 1 i t e過滤混合物。殘留 於濾床中之水以50mL己烷逐出。濾液以6 χ i5〇mL己烷洗 滌。其間,於裝有瓶頂攪拌器、熱井、及5 OOmL添液漏斗 之lOOOmL 4頸圓底燒瓶中,添加200mL水及 55,3g(0.23 8mol)10-樟腦磺酸。該燒瓶於冰中冷卻,溶液 以10.4111[濃]^114〇只(14.8^)中和。添液漏斗中置入經己 烷洗滌之水性濾液,其於1小時内,於劇烈攪拌下逐滴添加 。滤出白色沈澱物,並於濾器上風乾過夜。粗產物由乙酸 乙酯/IPA再結晶,產生54.8g(58%)白色片狀主要化合物, mp 218-220°C(w/分解)。 --—-----~ 10 - 我張尺度適用中國國家襟準(CNS ) A4規格(210X2^J7 - (請先閱讀背奸之注意事項再填寫本頁) 訂 經濟部中央標準局員工消費合作社印製 年η η 五、發明説明(8 ) 第85107503號專利申1^824 3 中文說明書修正頁(的年3月) 级3八艺9 »,«*»·*·**»» =·. · 充 實施例2 阻劑組合物 丙烯酸第三丁酯(10.78克)與對羥基苯乙烯(2〇g)之共聚 物溶於l〇〇g丙二醇甲醚乙酸酯中,於彼添加相對於整體固 體濃度為2.5%之樟腦磺酸二(對-第三丁苯基)鐄=將溶液 過濾(0.2微米)。 實施例3 石印結果 將前述祖劑组合物轉塗於已塗有六甲基二矽氮烷底層之 6 "矽晶片丄3所形成之阻劑薄膜於1 5 〇 X:下烘烤6 0秒,,並 於Micrascan II上曝照不同劑量之24 8ηπι深UV輻射9經曝 照之阻劑膜於1 5 0 °C下後績烘烤9 5"?少,使用0 · 2 6 N氫氧四甲 基链水溶液顯影6 0秒’之後以水淋洗。於6.2 5 m JV c m 2下得 到對225毫微米之線性解析度,而25〇毫微米直線/間隔圖 型之焦點深度爲1.2微米。 本發明之發明人已成功地使用L _樟腦磺酸及L -與D -樟腦 磺酸之消旋混合物取代用於實施〖令之標題化合物的合成, 即1 〇 -樟腦磺酸(D -樟腦磺酸),且發現彼等對用於本發明之 阻劑组合物均具相同效力。 本發明實例中所使用之D ·樟腦磺酸,L -樟腦磺酸及L/D-樟腦磺酸之50%旋光混合物可購自美國之Aldrich Chemical 公司,且彼等之代號分別為C210-7,28214-6及14792-3。 雖已針對特定具體實例描述本一备明,但其細節不構成限 W ’因已知可在不偏離其精神及範園之下進行各種具體實 例 '改變及改良,而已知此等同等之具體實例係包含於本 發明範_内。 -11 - 本紙張尺度_中國國家標準(CNS ) A4規格(210^7^57 (请先閱讀背面之注意事項再填寫本頁) 訂 線
Claims (1)
- A3 B8 'C8 .D8第851。7503號*^料美9 中文申請專利範園修#本(的,月) 、申請專利;範周η L —種輻射敏感性阻劑組合物,其包含(丨)0.5-20重量°/〇之 樟腦磺酸雙(低碳烷基苯基)鐄,其具式rr’i+r"so2ct ,其中R及R'為<^-(:6烷基苯基,且R"S〇2〇_為樟腦磺酸 根離子,及(ii)80-99.5重量%之具有酸可切除之取代基 之含有50-90重量%之羥基苯乙婦和10-50重量%之丙 締酸酿或甲基丙缔酸酯之共聚物β 2. —種於基板上生成阻劑影像之方法,其包括以下步 驟: ⑻使用輻射敏感性阻劑组合物·之薄膜塗覆於基板;(b) 使該薄膜成像性地曝照輻射,以產生游離酸;及(c)使 影像顯現,其特徵在於該輻射敏感性阻劑組合物為申 請專利範圍第1項之輻射敏感性阻劑组合物。 , 裝 (請先閱讀^-面之注意事項再填寫本頁) 訂 線 經濟部央標孪局員工消費合作社印製 O:\44\44132-J.DOC\en 本紙張尺度適用中國國家棣準(CNS ) A4規格(210X297公釐) A3 B8 'C8 .D8第851。7503號*^料美9 中文申請專利範園修#本(的,月) 、申請專利;範周η L —種輻射敏感性阻劑組合物,其包含(丨)0.5-20重量°/〇之 樟腦磺酸雙(低碳烷基苯基)鐄,其具式rr’i+r"so2ct ,其中R及R'為<^-(:6烷基苯基,且R"S〇2〇_為樟腦磺酸 根離子,及(ii)80-99.5重量%之具有酸可切除之取代基 之含有50-90重量%之羥基苯乙婦和10-50重量%之丙 締酸酿或甲基丙缔酸酯之共聚物β 2. —種於基板上生成阻劑影像之方法,其包括以下步 驟: ⑻使用輻射敏感性阻劑组合物·之薄膜塗覆於基板;(b) 使該薄膜成像性地曝照輻射,以產生游離酸;及(c)使 影像顯現,其特徵在於該輻射敏感性阻劑組合物為申 請專利範圍第1項之輻射敏感性阻劑组合物。 , 裝 (請先閱讀^-面之注意事項再填寫本頁) 訂 線 經濟部央標孪局員工消費合作社印製 O:\44\44132-J.DOC\en 本紙張尺度適用中國國家棣準(CNS ) A4規格(210X297公釐)
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|---|---|---|---|
| US08/566,025 US5585220A (en) | 1995-12-01 | 1995-12-01 | Resist composition with radiation sensitive acid generator |
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| TW408249B true TW408249B (en) | 2000-10-11 |
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| TW085107503A TW408249B (en) | 1995-12-01 | 1996-06-22 | Radiation sensitive resist composition and process for generating a resist image therefrom |
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| US (1) | US5585220A (zh) |
| EP (1) | EP0778495B1 (zh) |
| JP (1) | JP3127443B2 (zh) |
| KR (1) | KR100201031B1 (zh) |
| DE (1) | DE69618752T2 (zh) |
| SG (1) | SG52851A1 (zh) |
| TW (1) | TW408249B (zh) |
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| TW477913B (en) * | 1995-11-02 | 2002-03-01 | Shinetsu Chemical Co | Sulfonium salts and chemically amplified positive resist compositions |
| US6165673A (en) * | 1995-12-01 | 2000-12-26 | International Business Machines Corporation | Resist composition with radiation sensitive acid generator |
| KR100253575B1 (ko) * | 1996-06-24 | 2000-04-15 | 김영환 | 포토레지스트 |
| US6165676A (en) * | 1997-04-22 | 2000-12-26 | Konica Corporation | Light sensitive composition, image forming material and image forming material manufacturing method |
| TW546540B (en) * | 1997-04-30 | 2003-08-11 | Wako Pure Chem Ind Ltd | An agent for reducing the substrate dependence of resist and a resist composition |
| US6120972A (en) * | 1997-09-02 | 2000-09-19 | Jsr Corporation | Radiation-sensitive resin composition |
| US6037097A (en) * | 1998-01-27 | 2000-03-14 | International Business Machines Corporation | E-beam application to mask making using new improved KRS resist system |
| US6303263B1 (en) | 1998-02-25 | 2001-10-16 | International Business Machines Machines | Irradiation sensitive positive-tone resists using polymers containing two acid sensitive protecting groups |
| US6103447A (en) * | 1998-02-25 | 2000-08-15 | International Business Machines Corp. | Approach to formulating irradiation sensitive positive resists |
| US6815144B2 (en) | 1998-04-23 | 2004-11-09 | Tokyo Ohka Kogyo Co., Ltd. | Positive-working chemical-amplification photoresist composition |
| US6074800A (en) * | 1998-04-23 | 2000-06-13 | International Business Machines Corporation | Photo acid generator compounds, photo resists, and method for improving bias |
| JP3761322B2 (ja) | 1998-04-23 | 2006-03-29 | 東京応化工業株式会社 | 化学増幅型ポジ型ホトレジスト |
| JP3941268B2 (ja) | 1998-11-10 | 2007-07-04 | Jsr株式会社 | 感放射線性樹脂組成物 |
| US6090722A (en) * | 1999-01-06 | 2000-07-18 | International Business Machines Corporation | Process for fabricating a semiconductor structure having a self-aligned spacer |
| US6323287B1 (en) * | 1999-03-12 | 2001-11-27 | Arch Specialty Chemicals, Inc. | Hydroxy-amino thermally cured undercoat for 193 NM lithography |
| US6338934B1 (en) | 1999-08-26 | 2002-01-15 | International Business Machines Corporation | Hybrid resist based on photo acid/photo base blending |
| WO2001063363A2 (en) * | 2000-02-27 | 2001-08-30 | Shipley Company, L.L.C. | Photoacid generators and photoresists comprising same |
| JP3848077B2 (ja) | 2000-11-20 | 2006-11-22 | キヤノン株式会社 | 分解性樹脂組成物およびその処理方法 |
| JP3901645B2 (ja) * | 2003-02-17 | 2007-04-04 | 松下電器産業株式会社 | パターン形成方法 |
| JP2009146069A (ja) * | 2007-12-12 | 2009-07-02 | Sony Corp | 電子貯金装置、電子バリュー処理方法、およびプログラム |
| JP2009146068A (ja) * | 2007-12-12 | 2009-07-02 | Sony Corp | 情報処理装置、情報提供方法、プログラム、および情報提供システム |
| JP4636089B2 (ja) * | 2008-01-21 | 2011-02-23 | ソニー株式会社 | 情報処理装置、表示データ提供方法、およびプログラム |
| JP4434284B2 (ja) * | 2008-02-06 | 2010-03-17 | ソニー株式会社 | 情報処理装置、表示データ提供方法、およびプログラム |
| US12013639B2 (en) | 2020-08-13 | 2024-06-18 | Shin-Etsu Chemical Co., Ltd. | Positive resist material and patterning process |
| CN113173870A (zh) * | 2021-03-18 | 2021-07-27 | 河北凯诺中星科技有限公司 | 一种樟脑磺酸对苯碘鎓盐的制备方法 |
| JP7691963B2 (ja) | 2021-07-29 | 2025-06-12 | 信越化学工業株式会社 | ポジ型レジスト材料及びパターン形成方法 |
| WO2024204416A1 (ja) * | 2023-03-27 | 2024-10-03 | 富士フイルム株式会社 | 化合物、防腐剤、抗菌剤、組成物、防腐された対象物の製造方法、及び、抗菌処理された対象物の製造方法 |
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| US4780511A (en) * | 1987-06-22 | 1988-10-25 | General Electric Company | Method for making polymeric photoactive aryl iodonium salts, products obtained therefrom, and use |
| GB8923459D0 (en) * | 1989-10-18 | 1989-12-06 | Minnesota Mining & Mfg | Positive-acting photoresist compositions |
| US5286901A (en) * | 1990-03-09 | 1994-02-15 | University Of Utah Research Foundation | Prescursors for and synthesis of mono- and difunctionalized acetylenes and difunctional 1,3-diynes |
| JP2919142B2 (ja) * | 1990-12-27 | 1999-07-12 | 株式会社東芝 | 感光性組成物およびそれを用いたパターン形成方法 |
| DE4111283A1 (de) * | 1991-04-08 | 1992-10-15 | Basf Ag | Strahlungsempfindliches gemisch, enthaltend saeurelabile gruppierungen und verfahren zur herstellung von reliefmustern und reliefbildern |
| DE4126409A1 (de) * | 1991-08-09 | 1993-02-11 | Hoechst Ag | Strahlungsempfindliches gemisch mit einem polymeren bindemittel mit einheiten aus (alpha)-(beta)-ungesaettigten carbonsaeuren |
| WO1994010608A1 (en) | 1992-10-29 | 1994-05-11 | International Business Machines Corporation | Chemically amplified photoresist |
| EP0605089B1 (en) * | 1992-11-03 | 1999-01-07 | International Business Machines Corporation | Photoresist composition |
| US5374500A (en) * | 1993-04-02 | 1994-12-20 | International Business Machines Corporation | Positive photoresist composition containing photoacid generator and use thereof |
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1995
- 1995-12-01 US US08/566,025 patent/US5585220A/en not_active Expired - Lifetime
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1996
- 1996-06-22 TW TW085107503A patent/TW408249B/zh not_active IP Right Cessation
- 1996-10-01 DE DE69618752T patent/DE69618752T2/de not_active Expired - Lifetime
- 1996-10-01 EP EP96307174A patent/EP0778495B1/en not_active Expired - Lifetime
- 1996-10-04 KR KR1019960043935A patent/KR100201031B1/ko not_active Expired - Lifetime
- 1996-10-07 SG SG1996010825A patent/SG52851A1/en unknown
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Also Published As
| Publication number | Publication date |
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| DE69618752D1 (de) | 2002-03-14 |
| JP3127443B2 (ja) | 2001-01-22 |
| US5585220A (en) | 1996-12-17 |
| JPH09179302A (ja) | 1997-07-11 |
| KR970049030A (ko) | 1997-07-29 |
| KR100201031B1 (ko) | 1999-06-15 |
| EP0778495A1 (en) | 1997-06-11 |
| DE69618752T2 (de) | 2002-09-12 |
| SG52851A1 (en) | 1998-09-28 |
| EP0778495B1 (en) | 2002-01-23 |
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