JP2011207750A - グリーン成形体、及び、チタン酸アルミニウム焼成体の製造方法 - Google Patents
グリーン成形体、及び、チタン酸アルミニウム焼成体の製造方法 Download PDFInfo
- Publication number
- JP2011207750A JP2011207750A JP2011050670A JP2011050670A JP2011207750A JP 2011207750 A JP2011207750 A JP 2011207750A JP 2011050670 A JP2011050670 A JP 2011050670A JP 2011050670 A JP2011050670 A JP 2011050670A JP 2011207750 A JP2011207750 A JP 2011207750A
- Authority
- JP
- Japan
- Prior art keywords
- source powder
- molded body
- aluminum
- green molded
- organic binder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000505 Al2TiO5 Inorganic materials 0.000 title claims abstract description 39
- AABBHSMFGKYLKE-SNAWJCMRSA-N propan-2-yl (e)-but-2-enoate Chemical compound C\C=C\C(=O)OC(C)C AABBHSMFGKYLKE-SNAWJCMRSA-N 0.000 title claims abstract description 39
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000000843 powder Substances 0.000 claims abstract description 103
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 53
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 51
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000011230 binding agent Substances 0.000 claims abstract description 48
- 239000010936 titanium Substances 0.000 claims abstract description 47
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 46
- 150000002484 inorganic compounds Chemical class 0.000 claims abstract description 29
- 229910010272 inorganic material Inorganic materials 0.000 claims abstract description 29
- 239000002994 raw material Substances 0.000 claims abstract description 25
- 239000000203 mixture Substances 0.000 claims abstract description 24
- 239000007864 aqueous solution Substances 0.000 claims abstract description 18
- 238000000465 moulding Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 238000010304 firing Methods 0.000 claims description 48
- 239000011777 magnesium Substances 0.000 claims description 37
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 36
- 229910052749 magnesium Inorganic materials 0.000 claims description 36
- 239000010703 silicon Substances 0.000 claims description 36
- 229910052710 silicon Inorganic materials 0.000 claims description 36
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 33
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 9
- 238000001354 calcination Methods 0.000 abstract description 7
- 239000000243 solution Substances 0.000 abstract 1
- 229940091250 magnesium supplement Drugs 0.000 description 34
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 33
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 31
- 239000002245 particle Substances 0.000 description 31
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 23
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 19
- 150000001875 compounds Chemical class 0.000 description 18
- 239000011521 glass Substances 0.000 description 18
- -1 aluminum alkoxide Chemical class 0.000 description 13
- 235000010215 titanium dioxide Nutrition 0.000 description 13
- 239000013078 crystal Substances 0.000 description 11
- 230000014759 maintenance of location Effects 0.000 description 11
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 10
- 239000000395 magnesium oxide Substances 0.000 description 9
- 229920000609 methyl cellulose Polymers 0.000 description 9
- 239000001923 methylcellulose Substances 0.000 description 9
- 235000010981 methylcellulose Nutrition 0.000 description 9
- 239000000377 silicon dioxide Substances 0.000 description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 7
- 239000000919 ceramic Substances 0.000 description 7
- 238000005238 degreasing Methods 0.000 description 7
- 239000002612 dispersion medium Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
- 239000012298 atmosphere Substances 0.000 description 5
- 230000001186 cumulative effect Effects 0.000 description 5
- 238000007561 laser diffraction method Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000006259 organic additive Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 150000001298 alcohols Chemical class 0.000 description 4
- 239000002270 dispersing agent Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000004014 plasticizer Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 3
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000010433 feldspar Substances 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical class [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229910052596 spinel Inorganic materials 0.000 description 3
- 239000011029 spinel Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- 229910020068 MgAl Inorganic materials 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- LCKIEQZJEYYRIY-UHFFFAOYSA-N Titanium ion Chemical compound [Ti+4] LCKIEQZJEYYRIY-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 235000011054 acetic acid Nutrition 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000002902 bimodal effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 235000011187 glycerol Nutrition 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- YIXJRHPUWRPCBB-UHFFFAOYSA-N magnesium nitrate Chemical compound [Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O YIXJRHPUWRPCBB-UHFFFAOYSA-N 0.000 description 2
- 159000000003 magnesium salts Chemical class 0.000 description 2
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 2
- 150000007522 mineralic acids Chemical class 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- RCYJPSGNXVLIBO-UHFFFAOYSA-N sulfanylidenetitanium Chemical compound [S].[Ti] RCYJPSGNXVLIBO-UHFFFAOYSA-N 0.000 description 2
- 150000003608 titanium Chemical class 0.000 description 2
- JMXKSZRRTHPKDL-UHFFFAOYSA-N titanium ethoxide Chemical compound [Ti+4].CC[O-].CC[O-].CC[O-].CC[O-] JMXKSZRRTHPKDL-UHFFFAOYSA-N 0.000 description 2
- 239000008096 xylene Substances 0.000 description 2
- KWGRBVOPPLSCSI-WPRPVWTQSA-N (-)-ephedrine Chemical compound CN[C@@H](C)[C@H](O)C1=CC=CC=C1 KWGRBVOPPLSCSI-WPRPVWTQSA-N 0.000 description 1
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 1
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 description 1
- QUVMSYUGOKEMPX-UHFFFAOYSA-N 2-methylpropan-1-olate;titanium(4+) Chemical compound [Ti+4].CC(C)C[O-].CC(C)C[O-].CC(C)C[O-].CC(C)C[O-] QUVMSYUGOKEMPX-UHFFFAOYSA-N 0.000 description 1
- SDTMFDGELKWGFT-UHFFFAOYSA-N 2-methylpropan-2-olate Chemical compound CC(C)(C)[O-] SDTMFDGELKWGFT-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- VXEGSRKPIUDPQT-UHFFFAOYSA-N 4-[4-(4-methoxyphenyl)piperazin-1-yl]aniline Chemical compound C1=CC(OC)=CC=C1N1CCN(C=2C=CC(N)=CC=2)CC1 VXEGSRKPIUDPQT-UHFFFAOYSA-N 0.000 description 1
- RVDLHGSZWAELAU-UHFFFAOYSA-N 5-tert-butylthiophene-2-carbonyl chloride Chemical compound CC(C)(C)C1=CC=C(C(Cl)=O)S1 RVDLHGSZWAELAU-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000005635 Caprylic acid (CAS 124-07-2) Substances 0.000 description 1
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 229920002261 Corn starch Polymers 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 239000005639 Lauric acid Substances 0.000 description 1
- 229920001732 Lignosulfonate Polymers 0.000 description 1
- MPCRDALPQLDDFX-UHFFFAOYSA-L Magnesium perchlorate Chemical compound [Mg+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O MPCRDALPQLDDFX-UHFFFAOYSA-L 0.000 description 1
- MQHWFIOJQSCFNM-UHFFFAOYSA-L Magnesium salicylate Chemical compound [Mg+2].OC1=CC=CC=C1C([O-])=O.OC1=CC=CC=C1C([O-])=O MQHWFIOJQSCFNM-UHFFFAOYSA-L 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 235000021314 Palmitic acid Nutrition 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 241000209149 Zea Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 1
- HDYRYUINDGQKMC-UHFFFAOYSA-M acetyloxyaluminum;dihydrate Chemical compound O.O.CC(=O)O[Al] HDYRYUINDGQKMC-UHFFFAOYSA-M 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000783 alginic acid Substances 0.000 description 1
- 235000010443 alginic acid Nutrition 0.000 description 1
- 229920000615 alginic acid Polymers 0.000 description 1
- 229960001126 alginic acid Drugs 0.000 description 1
- 150000004781 alginic acids Chemical class 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 1
- SMZOGRDCAXLAAR-UHFFFAOYSA-N aluminium isopropoxide Chemical compound [Al+3].CC(C)[O-].CC(C)[O-].CC(C)[O-] SMZOGRDCAXLAAR-UHFFFAOYSA-N 0.000 description 1
- JLDSOYXADOWAKB-UHFFFAOYSA-N aluminium nitrate Chemical class [Al+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O JLDSOYXADOWAKB-UHFFFAOYSA-N 0.000 description 1
- JPUHCPXFQIXLMW-UHFFFAOYSA-N aluminium triethoxide Chemical compound CCO[Al](OCC)OCC JPUHCPXFQIXLMW-UHFFFAOYSA-N 0.000 description 1
- CEGOLXSVJUTHNZ-UHFFFAOYSA-K aluminium tristearate Chemical compound [Al+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CEGOLXSVJUTHNZ-UHFFFAOYSA-K 0.000 description 1
- 229940009827 aluminum acetate Drugs 0.000 description 1
- 229940063655 aluminum stearate Drugs 0.000 description 1
- KMJRBSYFFVNPPK-UHFFFAOYSA-K aluminum;dodecanoate Chemical compound [Al+3].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O KMJRBSYFFVNPPK-UHFFFAOYSA-K 0.000 description 1
- VXAUWWUXCIMFIM-UHFFFAOYSA-M aluminum;oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Al+3] VXAUWWUXCIMFIM-UHFFFAOYSA-M 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- IOGARICUVYSYGI-UHFFFAOYSA-K azanium (4-oxo-1,3,2-dioxalumetan-2-yl) carbonate Chemical compound [NH4+].[Al+3].[O-]C([O-])=O.[O-]C([O-])=O IOGARICUVYSYGI-UHFFFAOYSA-K 0.000 description 1
- 229910001680 bayerite Inorganic materials 0.000 description 1
- ZCLVNIZJEKLGFA-UHFFFAOYSA-H bis(4,5-dioxo-1,3,2-dioxalumolan-2-yl) oxalate Chemical compound [Al+3].[Al+3].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O ZCLVNIZJEKLGFA-UHFFFAOYSA-H 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 229910001593 boehmite Inorganic materials 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 235000010980 cellulose Nutrition 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 239000008120 corn starch Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- PPQREHKVAOVYBT-UHFFFAOYSA-H dialuminum;tricarbonate Chemical class [Al+3].[Al+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O PPQREHKVAOVYBT-UHFFFAOYSA-H 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- XZTWHWHGBBCSMX-UHFFFAOYSA-J dimagnesium;phosphonato phosphate Chemical compound [Mg+2].[Mg+2].[O-]P([O-])(=O)OP([O-])([O-])=O XZTWHWHGBBCSMX-UHFFFAOYSA-J 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- FZFYOUJTOSBFPQ-UHFFFAOYSA-M dipotassium;hydroxide Chemical compound [OH-].[K+].[K+] FZFYOUJTOSBFPQ-UHFFFAOYSA-M 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910001679 gibbsite Inorganic materials 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 229940033355 lauric acid Drugs 0.000 description 1
- UEGPKNKPLBYCNK-UHFFFAOYSA-L magnesium acetate Chemical compound [Mg+2].CC([O-])=O.CC([O-])=O UEGPKNKPLBYCNK-UHFFFAOYSA-L 0.000 description 1
- 239000011654 magnesium acetate Substances 0.000 description 1
- 235000011285 magnesium acetate Nutrition 0.000 description 1
- 229940069446 magnesium acetate Drugs 0.000 description 1
- PJJZFXPJNUVBMR-UHFFFAOYSA-L magnesium benzoate Chemical compound [Mg+2].[O-]C(=O)C1=CC=CC=C1.[O-]C(=O)C1=CC=CC=C1 PJJZFXPJNUVBMR-UHFFFAOYSA-L 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 229960001708 magnesium carbonate Drugs 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 239000004337 magnesium citrate Substances 0.000 description 1
- 229960005336 magnesium citrate Drugs 0.000 description 1
- 235000002538 magnesium citrate Nutrition 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000001755 magnesium gluconate Substances 0.000 description 1
- 235000015778 magnesium gluconate Nutrition 0.000 description 1
- 229960003035 magnesium gluconate Drugs 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- OVGXLJDWSLQDRT-UHFFFAOYSA-L magnesium lactate Chemical compound [Mg+2].CC(O)C([O-])=O.CC(O)C([O-])=O OVGXLJDWSLQDRT-UHFFFAOYSA-L 0.000 description 1
- 239000000626 magnesium lactate Substances 0.000 description 1
- 235000015229 magnesium lactate Nutrition 0.000 description 1
- 229960004658 magnesium lactate Drugs 0.000 description 1
- 229940105112 magnesium myristate Drugs 0.000 description 1
- UHNWOJJPXCYKCG-UHFFFAOYSA-L magnesium oxalate Chemical compound [Mg+2].[O-]C(=O)C([O-])=O UHNWOJJPXCYKCG-UHFFFAOYSA-L 0.000 description 1
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 1
- 239000004137 magnesium phosphate Substances 0.000 description 1
- 229960002261 magnesium phosphate Drugs 0.000 description 1
- 229910000157 magnesium phosphate Inorganic materials 0.000 description 1
- 235000010994 magnesium phosphates Nutrition 0.000 description 1
- 229940072082 magnesium salicylate Drugs 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- 229940057948 magnesium stearate Drugs 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 229960003390 magnesium sulfate Drugs 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- IAKLPCRFBAZVRW-XRDLMGPZSA-L magnesium;(2r,3s,4r,5r)-2,3,4,5,6-pentahydroxyhexanoate;hydrate Chemical compound O.[Mg+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O IAKLPCRFBAZVRW-XRDLMGPZSA-L 0.000 description 1
- DZBOAIYHPIPCBP-UHFFFAOYSA-L magnesium;2-methylprop-2-enoate Chemical compound [Mg+2].CC(=C)C([O-])=O.CC(=C)C([O-])=O DZBOAIYHPIPCBP-UHFFFAOYSA-L 0.000 description 1
- CRGZYKWWYNQGEC-UHFFFAOYSA-N magnesium;methanolate Chemical compound [Mg+2].[O-]C.[O-]C CRGZYKWWYNQGEC-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- DMRBHZWQMKSQGR-UHFFFAOYSA-L magnesium;tetradecanoate Chemical compound [Mg+2].CCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCC([O-])=O DMRBHZWQMKSQGR-UHFFFAOYSA-L 0.000 description 1
- 239000001630 malic acid Substances 0.000 description 1
- 235000011090 malic acid Nutrition 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- YQXQWFASZYSARF-UHFFFAOYSA-N methanol;titanium Chemical compound [Ti].OC YQXQWFASZYSARF-UHFFFAOYSA-N 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 235000014571 nuts Nutrition 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 229960002446 octanoic acid Drugs 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 235000021313 oleic acid Nutrition 0.000 description 1
- 229960002969 oleic acid Drugs 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 1
- 229940098695 palmitic acid Drugs 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920005646 polycarboxylate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- IKNCGYCHMGNBCP-UHFFFAOYSA-N propan-1-olate Chemical compound CCC[O-] IKNCGYCHMGNBCP-UHFFFAOYSA-N 0.000 description 1
- HKJYVRJHDIPMQB-UHFFFAOYSA-N propan-1-olate;titanium(4+) Chemical compound CCCO[Ti](OCCC)(OCCC)OCCC HKJYVRJHDIPMQB-UHFFFAOYSA-N 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 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
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- KHDSWONFYIAAPE-UHFFFAOYSA-N silicon sulfide Chemical compound S=[Si]=S KHDSWONFYIAAPE-UHFFFAOYSA-N 0.000 description 1
- 239000005049 silicon tetrachloride Substances 0.000 description 1
- JXJTWJYTKGINRZ-UHFFFAOYSA-J silicon(4+);tetraacetate Chemical compound [Si+4].CC([O-])=O.CC([O-])=O.CC([O-])=O.CC([O-])=O JXJTWJYTKGINRZ-UHFFFAOYSA-J 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 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
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 229940114926 stearate Drugs 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 229960004274 stearic acid Drugs 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- POWFTOSLLWLEBN-UHFFFAOYSA-N tetrasodium;silicate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-][Si]([O-])([O-])[O-] POWFTOSLLWLEBN-UHFFFAOYSA-N 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
- LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 description 1
- CFJRPNFOLVDFMJ-UHFFFAOYSA-N titanium disulfide Chemical compound S=[Ti]=S CFJRPNFOLVDFMJ-UHFFFAOYSA-N 0.000 description 1
- 229910000348 titanium sulfate Inorganic materials 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- GQUJEMVIKWQAEH-UHFFFAOYSA-N titanium(III) oxide Chemical compound O=[Ti]O[Ti]=O GQUJEMVIKWQAEH-UHFFFAOYSA-N 0.000 description 1
- YONPGGFAJWQGJC-UHFFFAOYSA-K titanium(iii) chloride Chemical compound Cl[Ti](Cl)Cl YONPGGFAJWQGJC-UHFFFAOYSA-K 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- WOZZOSDBXABUFO-UHFFFAOYSA-N tri(butan-2-yloxy)alumane Chemical compound [Al+3].CCC(C)[O-].CCC(C)[O-].CCC(C)[O-] WOZZOSDBXABUFO-UHFFFAOYSA-N 0.000 description 1
- UFTFJSFQGQCHQW-UHFFFAOYSA-N triformin Chemical compound O=COCC(OC=O)COC=O UFTFJSFQGQCHQW-UHFFFAOYSA-N 0.000 description 1
- PLSARIKBYIPYPF-UHFFFAOYSA-H trimagnesium dicitrate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O.[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O PLSARIKBYIPYPF-UHFFFAOYSA-H 0.000 description 1
- VXYADVIJALMOEQ-UHFFFAOYSA-K tris(lactato)aluminium Chemical compound CC(O)C(=O)O[Al](OC(=O)C(C)O)OC(=O)C(C)O VXYADVIJALMOEQ-UHFFFAOYSA-K 0.000 description 1
- MDDPTCUZZASZIQ-UHFFFAOYSA-N tris[(2-methylpropan-2-yl)oxy]alumane Chemical compound [Al+3].CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-] MDDPTCUZZASZIQ-UHFFFAOYSA-N 0.000 description 1
- 235000020234 walnut Nutrition 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical class [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2068—Other inorganic materials, e.g. ceramics
- B01D39/2072—Other inorganic materials, e.g. ceramics the material being particulate or granular
- B01D39/2075—Other inorganic materials, e.g. ceramics the material being particulate or granular sintered or bonded by inorganic agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/46—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates
- C04B35/462—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates
- C04B35/478—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates based on aluminium titanates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/62605—Treating the starting powders individually or as mixtures
- C04B35/62625—Wet mixtures
- C04B35/6263—Wet mixtures characterised by their solids loadings, i.e. the percentage of solids
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/6303—Inorganic additives
- C04B35/6316—Binders based on silicon compounds
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
- C04B35/634—Polymers
- C04B35/63404—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B35/63416—Polyvinylalcohols [PVA]; Polyvinylacetates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
- C04B35/634—Polymers
- C04B35/63448—Polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B35/63488—Polyethers, e.g. alkylphenol polyglycolether, polyethylene glycol [PEG], polyethylene oxide [PEO]
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
- C04B35/636—Polysaccharides or derivatives thereof
- C04B35/6365—Cellulose or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/638—Removal thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0006—Honeycomb structures
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00793—Uses not provided for elsewhere in C04B2111/00 as filters or diaphragms
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
- C04B2235/3222—Aluminates other than alumino-silicates, e.g. spinel (MgAl2O4)
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3232—Titanium oxides or titanates, e.g. rutile or anatase
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/36—Glass starting materials for making ceramics, e.g. silica glass
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
- C04B2235/3826—Silicon carbides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
- C04B2235/3873—Silicon nitrides, e.g. silicon carbonitride, silicon oxynitride
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5436—Particle size related information expressed by the size of the particles or aggregates thereof micrometer sized, i.e. from 1 to 100 micron
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
- C04B2235/606—Drying
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6567—Treatment time
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
- C04B2235/9607—Thermal properties, e.g. thermal expansion coefficient
- C04B2235/9615—Linear firing shrinkage
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24149—Honeycomb-like
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Filtering Materials (AREA)
Abstract
【解決手段】 本発明のグリーン成形体は、アルミニウム源粉末およびチタニウム源粉末を含む無機化合物源粉末と、有機バインダと、を含み、有機バインダは、有機バインダの2重量%水溶液の20℃での粘度が5000mPa・s以上となるものである。本発明にかかるチタン酸アルミニウム焼成体の製造方法は、アルミニウム源粉末およびチタニウム源粉末を含む無機化合物源粉末と、有機バインダと、を含む原料混合物を成形してグリーン成形体を得、得られたグリーン成形体を150〜900℃に加熱して有機バインダを除去し、有機バインダが除去されたグリーン成形体を1300℃以上で焼成する工程を備え、有機バインダは、有機バインダの2重量%水溶液の20℃での粘度が5000mPa・s以上となる。
【選択図】 なし
Description
得られたグリーン成形体を150〜900℃に加熱して有機バインダを除去する工程、及び
有機バインダが除去されたグリーン成形体を1300℃以上で焼成する工程を備え、
有機バインダは、有機バインダの2重量%水溶液の20℃での粘度が5000mPa・s以上となるものである、チタン酸アルミニウム焼成体の製造方法。
また、本発明のチタン酸アルミニウム焼成体の製造方法によれば、原料として2重量%水溶液とした時の粘度が5000mPa・s以上となる有機バインダを使用することにより保形性に優れる成形体が得られ、また寸法精度の高いチタン酸アルミニウム焼成体を効率的に製造することができる。
本発明のグリーン成形体は、無機化合物源粉末、及び、有機バインダを含む。
無機化合物源粉末は、アルミニウム源粉末、及び、チタニウム源粉末を含む。無機化合物源粉末は、さらに、マグネシウム源粉末及び/又はケイ素源粉末を含むことができる。
アルミニウム源は、チタン酸アルミニウム焼成体を構成するアルミニウム成分となる化合物である。アルミニウム源としては、たとえば、アルミナ(酸化アルミニウム)が挙げられる。アルミナの結晶型としては、γ型、δ型、θ型、α型などが挙げられ、不定形(アモルファス)であってもよい。なかでも、α型のアルミナが好ましく用いられる。
チタニウム源は、チタン酸アルミニウム焼成体を構成するチタン成分となる化合物であり、かかる化合物としては、たとえば酸化チタンが挙げられる。酸化チタンとしては、たとえば、酸化チタン(IV)、酸化チタン(III)、酸化チタン(II)などが挙げられ、なかでも酸化チタン(IV)が好ましく用いられる。酸化チタン(IV)の結晶型としては、アナターゼ型、ルチル型、ブルッカイト型などが挙げられ、不定形(アモルファス)であってもよい。より好ましくは、アナターゼ型、ルチル型の酸化チタン(IV)である。
グリーン成形体は、マグネシウム源粉末を含有していてもよい。グリーン成形体がマグネシウム源粉末を含む場合、得られるチタン酸アルミニウム焼成体は、チタン酸アルミニウムマグネシウム結晶からなる焼成体である。
グリーン成形体は、ケイ素源粉末をさらに含有していてもよい。ケイ素源は、シリコン成分となってチタン酸アルミニウム焼成体に含まれる化合物であり、ケイ素源の併用により、耐熱性がより向上されたチタン酸アルミニウム焼成体を得ることが可能となる。ケイ素源としては、たとえば、二酸化ケイ素、一酸化ケイ素などの酸化ケイ素(シリカ)が挙げられる。
グリーン成形体は、水溶性の有機バインダを含む。この有機バインダは、この有機バインダの2重量%水溶液の粘度が20℃で5000mPa・s以上、好ましくは10000mPa・s以上となる有機バインダである。水溶液の粘度は、例えば、BrookField型粘度計により測定することができる。この有機バインダは、この有機バインダの2重量%水溶液の粘度が20℃で50000mPa・s以下であることが好ましい。
グリーン成形体は、有機バインダ以外の有機添加物を含むことができる。その他の有機添加物は、例えば、造孔剤、潤滑剤および可塑剤、分散剤、溶媒である。
グリーン成形体の形状は特に限定されず、用途に応じて任意の形状を取ることができる。例えば、DPFフィルタ用のグリーン成形体の場合、いわゆるハニカム形状、すなわち、同一方向に延びる多数の貫通孔を有し、多数の貫通孔により形成される多数の流路が隔壁によって分離された形状であることが好ましい。また、棒状、チューブ状、板状、るつぼ形状等も挙げることができる。
グリーン成形体は例えば以下のようにして製造することができる。
まず、アルミニウム源粉末、チタニウム源粉末、及び、必要に応じて配合されるマグネシウム源粉末およびケイ素源粉末を含む無機化合物源粉末と、有機バインダと、溶媒と、必要に応じて添加される添加物を用意する。
そして、これらを上述の比率で混練機等により混合して原料混合物を得、得られた原料混合物を成形することにより、所望の形状のグリーン成形体を得ることができる。ここで、成形法は特に限定されず、例えば、一軸プレス機、押出成形機、打錠機、造粒機などが挙げられる。
上述のグリーン成形体を仮焼(脱脂)および焼成することにより、チタン酸アルミニウム焼成体を得ることができる。得られるチタン酸アルミニウム焼成体は、チタン酸アルミニウム結晶からなる焼成体である。成形してから焼成を行なうことにより、原料混合物を直接焼成する場合と比較して、焼成中の収縮を抑えることができ、得られるチタン酸アルミニウム焼成体の割れを効果的に抑制でき、また、焼成により生成した多孔質性のチタン酸アルミニウム結晶の細孔形状が維持されたチタン酸アルミニウム焼成体を得ることができる。
保形性、収縮率、及び粘度は下記方法により測定した。
脱脂および焼成前(押し出し成形後)のグリーン成形体と、脱脂および焼成後の焼成品の押し出し断面方向(成形体における押し出し方向とは垂直な方向の断面)の長さを、それぞれ2点測定し、それらの値を平均することに得られる焼成前の平均長さおよび焼成後の平均長さから、下記式に基づき収縮率を算出した。
収縮率(%)={1−(焼成後の平均長さ)/(焼成前の平均長さ)}×100
有機バインダを2重量%となるように純水に溶解し、その粘度をB型粘度計を用い、20℃の条件下で測定した。
無機化合物源粉末として以下のものを用いて、グリーン成形体を得た。無機化合物源粉末の仕込み組成は、アルミナ〔Al2O3〕、チタニア〔TiO2〕、マグネシア〔MgO〕およびシリカ〔SiO2〕換算のモル百分率で、〔Al2O3〕/〔TiO2〕/〔MgO〕/〔SiO2〕=35.1%/51.3%/9.6%/4.0%であった。アルミニウム源粉末、チタニウム源粉末、マグネシウム源粉末およびケイ素源粉末の合計量中のケイ素源粉末の含有率は、4.0重量%であった。
(1)アルミニウム源粉末
表1に示される平均粒子径を有するα−アルミナ粉末 24.6重量部
(2)チタニウム源粉末
表1に示される平均粒子径を有するルチル型チタニア粉末 42.0重量部
(3)マグネシウム源粉末
表1に示される平均粒子径を有するマグネシアスピネル粉末 15.7重量部
(4)ケイ素源粉末
表1に示される平均粒子径を有するガラスフリット(タカラスタンダード社製「CK0832」) 3.4重量部
メチルセルロース(商品名:メトローズ 90SH−30000)の量を3.9重量部から4.9重量部に変更した以外、実施例1と同様な操作を行って、グリーン成形体および多孔質な焼成体を得た。グリーン成形体は、保形性が8.2mmであった。焼成時の収縮率は9.1%であった
メチルセルロース(商品名:メトローズ 90SH−30000)の量を3.9重量部から5.9重量部に変更した以外、実施例1と同様な操作を行って、グリーン成形体および多孔質な焼成体を得た。グリーン成形体は、保形性が8.7mmであった。焼成時の収縮率は9.6%であった。
<実施例4>
有機バインダとして、メチルセルロース(商品名:メトローズ 90SH−30000)3.9重量部に代えて、メチルセルロース(商品名:メセロース PMB−15UFF、2重量%の水溶液の粘度が20℃で15000mPa・s)に代え、メチルセルロースの量を6.0重量部に変更した以外、実施例1と同様な操作を行って、グリーン成形体および多孔質な焼成体を得た。グリーン成形体は、保形性が10.0mmであった。焼成時の収縮率は9.4%であった。
有機バインダとしてメチルセルロース(商品名:メトローズ 90SH−30000)3.9重量部に代えて、メチルセルロース(商品名:メトローズ 60SH−4000、2重量%の水溶液の粘度が20℃で4000mPa・s)7.8重量部を使用した以外、実施例1と同様な操作を行って、グリーン成形体および多孔質焼成体を得た。グリーン成形体は、保形性が18.7mmであった。焼成時の収縮率は12.0%であった。
Claims (12)
- アルミニウム源粉末およびチタニウム源粉末を含む無機化合物源粉末と、有機バインダと、を含み、
前記有機バインダは、前記有機バインダの2重量%水溶液の20℃での粘度が5000mPa・s以上となるものであるグリーン成形体。 - 前記有機バインダの量は、無機化合物源粉末100重量部に対し0.1〜20重量部である請求項1記載のグリーン成形体。
- 前記無機化合物源粉末は、さらにケイ素源粉末を含む請求項1又は2記載のグリーン成形体。
- 前記無機化合物源粉末は、さらにマグネシウム源粉末を含む請求項1〜3のいずれか一項記載のグリーン成形体。
- Al2O3換算での前記アルミニウム源粉末とTiO2換算での前記チタニウム源粉末とのモル比は、35:65〜45:55の範囲内である請求項1〜4いずれか一項記載のグリーン成形体。
- ハニカム形状を有する請求項1〜5のいずれか一項記載のグリーン成形体。
- アルミニウム源粉末およびチタニウム源粉末を含む無機化合物源粉末と、有機バインダと、を含む原料混合物を成形してグリーン成形体を得る工程、
前記グリーン成形体を150〜900℃に加熱して前記有機バインダを除去する工程、及び
前記有機バインダが除去された前記グリーン成形体を1300℃以上で焼成する工程を備え、
前記有機バインダは、前記有機バインダの2重量%水溶液の20℃での粘度が5000mPa・s以上となるものである、チタン酸アルミニウム焼成体の製造方法。 - 前記有機バインダの量は、前記無機化合物源粉末100重量部に対し0.1〜20重量部である請求項7記載の方法。
- 前記無機化合物源粉末は、さらにケイ素源粉末を含む請求項7又は8記載の方法。
- 前記無機化合物源粉末は、さらにマグネシウム源粉末を含む請求項7〜9の何れか一項記載の方法。
- 前記原料混合物中における、Al2O3換算でのアルミニウム源粉末とTiO2換算でのチタニウム源粉末とのモル比は、35:65〜45:55の範囲内である請求項7〜10いずれか一項記載の方法。
- 前記成形体は、ハニカム形状を有する請求項7〜11いずれか一項記載の方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011050670A JP2011207750A (ja) | 2010-03-08 | 2011-03-08 | グリーン成形体、及び、チタン酸アルミニウム焼成体の製造方法 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010050692 | 2010-03-08 | ||
JP2010050692 | 2010-03-08 | ||
JP2011050670A JP2011207750A (ja) | 2010-03-08 | 2011-03-08 | グリーン成形体、及び、チタン酸アルミニウム焼成体の製造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2011207750A true JP2011207750A (ja) | 2011-10-20 |
Family
ID=44563467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011050670A Pending JP2011207750A (ja) | 2010-03-08 | 2011-03-08 | グリーン成形体、及び、チタン酸アルミニウム焼成体の製造方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20130043624A1 (ja) |
EP (1) | EP2546213A1 (ja) |
JP (1) | JP2011207750A (ja) |
KR (1) | KR20130006644A (ja) |
CN (1) | CN102781872A (ja) |
BR (1) | BR112012022559A2 (ja) |
WO (1) | WO2011111666A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101442634B1 (ko) * | 2013-03-26 | 2014-09-22 | 한국세라믹기술원 | 고온 강도가 우수한 알루미늄티타네이트의 제조방법 |
CN103351162A (zh) * | 2013-06-28 | 2013-10-16 | 无锡特科精细陶瓷有限公司 | 一种钛酸铝陶瓷制品的制备方法 |
CN105960386B (zh) * | 2013-11-27 | 2021-08-03 | 康宁股份有限公司 | 用于改善的基材制造的组合物 |
JP6817731B2 (ja) * | 2016-06-30 | 2021-01-20 | Kyb株式会社 | 筒部材及び緩衝器 |
CN109320237A (zh) * | 2018-09-17 | 2019-02-12 | 江苏新伊菲科技有限公司 | 一种氮化物改性钛酸铝陶瓷原料的制备方法 |
CN114213133B (zh) * | 2021-12-29 | 2023-04-25 | 亚细亚建筑材料股份有限公司 | 一种提高生坯强度的添加剂及其制备方法与应用 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002037673A (ja) * | 2000-07-24 | 2002-02-06 | Ibiden Co Ltd | バインダー、セラミック成形体の作製方法、焼結体の製造方法及び多孔質炭化珪素部材の製造方法 |
WO2005005019A1 (ja) * | 2003-07-11 | 2005-01-20 | Ohcera Co., Ltd. | 排ガス浄化ハニカムフィルタ及びその製造方法 |
WO2008078747A1 (ja) * | 2006-12-27 | 2008-07-03 | Hitachi Metals, Ltd. | チタン酸アルミニウム質セラミックハニカム構造体の製造方法 |
US20100029462A1 (en) * | 2008-08-01 | 2010-02-04 | Derosa Michael Edward | Ceramic precursor having improved manufacturability |
JP2010201923A (ja) * | 2009-02-03 | 2010-09-16 | Ngk Insulators Ltd | ハニカム構造体の製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100447105C (zh) | 2004-04-28 | 2008-12-31 | 王世来股份有限公司 | 钛酸铝镁结晶构造体及其制备方法 |
US7976768B2 (en) * | 2005-05-31 | 2011-07-12 | Corning Incorporated | Aluminum titanate ceramic forming batch mixtures and green bodies including pore former combinations and methods of manufacturing and firing same |
JP5163121B2 (ja) * | 2005-08-01 | 2013-03-13 | 日立金属株式会社 | セラミックハニカム構造体の製造方法 |
JP5122527B2 (ja) * | 2008-06-18 | 2013-01-16 | 住友化学株式会社 | チタン酸アルミニウムマグネシウムの製造方法 |
-
2011
- 2011-03-07 US US13/583,042 patent/US20130043624A1/en not_active Abandoned
- 2011-03-07 BR BR112012022559A patent/BR112012022559A2/pt not_active IP Right Cessation
- 2011-03-07 CN CN2011800128866A patent/CN102781872A/zh active Pending
- 2011-03-07 WO PCT/JP2011/055272 patent/WO2011111666A1/ja active Application Filing
- 2011-03-07 KR KR1020127025838A patent/KR20130006644A/ko not_active Application Discontinuation
- 2011-03-07 EP EP11753324A patent/EP2546213A1/en not_active Withdrawn
- 2011-03-08 JP JP2011050670A patent/JP2011207750A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002037673A (ja) * | 2000-07-24 | 2002-02-06 | Ibiden Co Ltd | バインダー、セラミック成形体の作製方法、焼結体の製造方法及び多孔質炭化珪素部材の製造方法 |
WO2005005019A1 (ja) * | 2003-07-11 | 2005-01-20 | Ohcera Co., Ltd. | 排ガス浄化ハニカムフィルタ及びその製造方法 |
WO2008078747A1 (ja) * | 2006-12-27 | 2008-07-03 | Hitachi Metals, Ltd. | チタン酸アルミニウム質セラミックハニカム構造体の製造方法 |
US20100029462A1 (en) * | 2008-08-01 | 2010-02-04 | Derosa Michael Edward | Ceramic precursor having improved manufacturability |
JP2010201923A (ja) * | 2009-02-03 | 2010-09-16 | Ngk Insulators Ltd | ハニカム構造体の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN102781872A (zh) | 2012-11-14 |
WO2011111666A1 (ja) | 2011-09-15 |
EP2546213A1 (en) | 2013-01-16 |
KR20130006644A (ko) | 2013-01-17 |
BR112012022559A2 (pt) | 2016-08-30 |
US20130043624A1 (en) | 2013-02-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4965734B1 (ja) | グリーン成形体及びハニカム構造体の製造方法 | |
JP4844770B2 (ja) | チタン酸アルミニウム系焼成体の製造方法 | |
WO2011111666A1 (ja) | グリーン成形体、及び、チタン酸アルミニウム焼成体の製造方法 | |
JP2011073945A (ja) | チタン酸アルミニウム系セラミックス焼成体の製造方法 | |
WO2011037177A1 (ja) | セラミックス焼成体の製造方法 | |
JP5368081B2 (ja) | チタン酸アルミニウム系焼成体の製造方法 | |
JP5685458B2 (ja) | 多孔質チタン酸アルミニウムマグネシウムの製造方法および多孔質チタン酸アルミニウムマグネシウム | |
WO2011027783A1 (ja) | セラミックス焼成体の製造方法 | |
JP2010189204A (ja) | チタン酸アルミニウム系粒状焼結体の製造方法、ならびにチタン酸アルミニウム系焼結体の製造方法 | |
WO2011027904A1 (ja) | チタン酸アルミニウム系焼成体の製造方法およびチタン酸アルミニウム系焼成体 | |
JP5535505B2 (ja) | 多孔質セラミックス成形体の製造方法および多孔質セラミックス成形体 | |
WO2013024744A1 (ja) | ハニカムフィルタ | |
WO2012014684A1 (ja) | グリーン成形体 | |
JP2010111547A (ja) | チタン酸アルミニウム系多孔質焼成体の製造方法 | |
JP5771085B2 (ja) | グリーン成形体、および、チタン酸アルミニウム焼成体の製造方法 | |
JP2010138035A (ja) | チタン酸アルミニウム系焼成体の製造方法 | |
JP2012020442A (ja) | ハニカム構造体の製造方法 | |
JP2011241116A (ja) | チタン酸アルミニウム焼結体の製造方法及びチタン酸アルミニウム焼結体 | |
JP5391246B2 (ja) | チタン酸アルミニウム系焼成体の製造方法 | |
JP2012001413A (ja) | グリーン成形体及びハニカム焼成体の製造方法 | |
WO2012014683A1 (ja) | ハニカム構造体 | |
WO2012176888A1 (ja) | チタン酸アルミニウム系セラミックス及び成形体 | |
WO2012014681A1 (ja) | グリーン成形体 | |
JP2013169733A (ja) | ハニカム構造体の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20140206 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20140811 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140916 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20141111 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20150317 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20150721 |