JP5151836B2 - 金属担持炭素触媒および揮発性有機化合物の分解除去方法 - Google Patents
金属担持炭素触媒および揮発性有機化合物の分解除去方法 Download PDFInfo
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- JP5151836B2 JP5151836B2 JP2008232081A JP2008232081A JP5151836B2 JP 5151836 B2 JP5151836 B2 JP 5151836B2 JP 2008232081 A JP2008232081 A JP 2008232081A JP 2008232081 A JP2008232081 A JP 2008232081A JP 5151836 B2 JP5151836 B2 JP 5151836B2
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims description 36
- 229910052799 carbon Inorganic materials 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 20
- 239000003054 catalyst Substances 0.000 title description 34
- 239000012855 volatile organic compound Substances 0.000 title description 27
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 28
- 239000003456 ion exchange resin Substances 0.000 claims description 27
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 27
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- 229910052751 metal Inorganic materials 0.000 claims description 20
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- 150000002500 ions Chemical group 0.000 description 2
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
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- 150000002989 phenols Chemical class 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 125000001453 quaternary ammonium group Chemical group 0.000 description 2
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 2
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- 239000000126 substance Substances 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 125000001302 tertiary amino group Chemical group 0.000 description 2
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- SSOZBCCITNPUMJ-UHFFFAOYSA-N 1-methoxycyclohexan-1-ol Chemical compound COC1(O)CCCCC1 SSOZBCCITNPUMJ-UHFFFAOYSA-N 0.000 description 1
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- VEHLXPKUFPLBNQ-UHFFFAOYSA-N 3-methylpenta-1,4-dien-3-ylbenzene Chemical compound C=CC(C)(C=C)C1=CC=CC=C1 VEHLXPKUFPLBNQ-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
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- HXQXSNNOGXXMLU-UHFFFAOYSA-N 6-bromohex-1-enylbenzene Chemical compound BrCCCCC=CC1=CC=CC=C1 HXQXSNNOGXXMLU-UHFFFAOYSA-N 0.000 description 1
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- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
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- DBSDMAPJGHBWAL-UHFFFAOYSA-N penta-1,4-dien-3-ylbenzene Chemical compound C=CC(C=C)C1=CC=CC=C1 DBSDMAPJGHBWAL-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Description
<触媒の調製>
強塩基性イオン交換樹脂(「ダイヤイオンPA308」、比表面積1m2/g以下)10gを濃度4重量%のNaOH水溶液で処理した後に水洗し、濃度1重量%の塩化第二白金酸(H2[PtCl6])1000gを加え、室温で24時間撹拌してイオン交換し、Pt成分を吸着させた。
前記の各触媒のPt担持量、BET法比表面積、細孔容積、充填密度を測定した。結果を表1に示す。
固定層流通式の反応器を使用し、VOCのモデル物質としてトルエンを使用した。そして、トルエン濃度1000ppmの空気を調節し、約0.1gの触媒を充填した反応器に50ml/minの流量で供給した(SV:20000hr−1)。触媒層の入口温度は130〜160℃で変化させた。反応器出口ガスの成分分析(トルエン、メタン、水素、二酸化炭素の分析)を行い、トルエンの転化率を求め、図1に示した。なお、成分分析はガスクロマトグラフィーにより行い、トルエンの転化率は、反応器の入口のガス中の濃度と反応器の出口のガス中の濃度との差から算出した。
<触媒の調製>
弱塩基性イオン交換樹脂(「ダイヤイオンWA30」、比表面積18m2/g)10gを水洗し、濃度1重量%の塩化第二白金酸(H2[PtCl6])1000gを加え、室温で24時間撹拌してイオン交換し、Pt成分を吸着させた。
前記の各触媒のPt担持量、BET法比表面積、Pt粒子径を測定した。結果を表2に示す。
実施例1の場合と同様に行ってトルエンの転化率を求めた。ただし、触媒層の入口温度は100〜150℃で変化させた。図2にトルエンの転化率を示した。
Claims (1)
- 金属担持炭素を水中にて250℃以上かつ15MPa以上の条件下に水熱処理する工程を包含し、該金属担持炭素の製造工程として、イオン交換樹脂に金属成分を担持させる工程と、金属成分を担持したイオン交換樹脂を炭化する工程とを包含し、かつ該イオン交換樹脂の窒素吸着法で測定される比表面積が10m 2 /g以上であることを特徴とする金属担持多孔質炭素触媒の製造方法。
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