JP5951898B2 - 酸、塩基及び毒性ガスの漏れ感知のための化合物の製造方法及びその用途 - Google Patents
酸、塩基及び毒性ガスの漏れ感知のための化合物の製造方法及びその用途 Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
- G01N21/783—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour for analysing gases
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
- G01N21/80—Indicating pH value
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
- G01N31/223—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating presence of specific gases or aerosols
- G01N31/224—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating presence of specific gases or aerosols for investigating presence of dangerous gases
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N2021/7756—Sensor type
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
- G01N31/221—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating pH value
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- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Examining Or Testing Airtightness (AREA)
Description
(1)酸や塩基が漏れたときに自動的に感知する化合物のうち、人体に無害であり、しかも、生産工程ラインにおける2次汚染を防ぐ分子は、下記のように反応する。
[化学式1] HInd+H2O=H3O++Ind-
pH=pKa+log[Ind−]/[Hind]
pH範囲7〜14(酸漏れがない場合):黄色(570〜590nmの可視光波長領域)
pH範囲1〜3(酸漏れ時に):赤色(620〜750nmの可視光波長領域)
pH範囲1〜7(塩基(アルカリ)漏れがない場合):白色
pH範囲10〜13:赤色(625〜760nmの可視光波長範囲)
表1:種々の酸を用い、鉄パイプにコーティングされたセンサーペイントについて検出された反応時間(反応時間は、レーザーフラッシュ光分解法により記録された。)
表2:種々の塩基を用い、鉄パイプにコーティングされたセンサーペイントについて検出された反応時間(反応時間は、レーザーフラッシュ光分解法により記録された。)
Claims (7)
- メチレンブルーを、ソルビトールの水溶液に添加して第1混合液を製造する工程と、
メチルイエローを水に分散した後、ソルビトールの水溶液に添加して第2混合液を製造する工程と、
アリザリンイエローを水に分散した後、ソルビトールの水溶液に添加して第3混合液を製造する工程と、
第1混合液と、第2混合液と、第3混合液とを混合して第4混合液を製造する工程と、
エチルアルコールにパーム油を加えて第5混合液を製造する工程と、
第5混合液に第4混合液を加えて第6混合液を製造する工程と、
減圧蒸留により溶媒を除去する工程と
を含むことを特徴とする酸漏れ感知指示薬の製造方法。 - 蒸留水にトリエチルアミンを入れて第7混合液を製造する工程と、
第7混合液に二酸化チタンを加えて第8混合液を製造する工程と
水酸化アンモニウムをプロポキシプロパノールに入れたもの、及び、酸化鉄(II)を水に分散させたものを第8混合液に加えて第9混合液を製造する工程と、
第9混合液にn−ブチルアルコール及び炭酸カルシウムを加えて第10混合液を製造する工程と、
減圧蒸留により溶媒を除去した後の第10混合液に前記第6混合液を加える工程と
を含むことを特徴とする請求項1に記載の酸漏れ感知指示薬の製造方法。 - 蒸留水にソルビトールを溶かした溶液にチモールブルーを加え、エチルアルコールを加えて第1混合液を製造する工程と、
蒸留水にソルビトールを溶かした溶液にフェノールフタレンを加え、エチルアルコールを加えて第2混合液を製造する工程と、
蒸留水にソルビトールを溶かした溶液にクレゾールレッドを加えて第3混合液を製造する工程と、
第1混合液と、第2混合液と、第3混合液とを混合し、加熱しながら攪拌することで第4混合液を製造する工程と、
エチルアルコールにパーム油を加えて第5混合液を製造する工程と、
第5混合液に第4混合液を加えて、加熱しながら攪拌することで第6混合液を製造する工程と、
減圧蒸留により溶媒を除去する工程と
を含む一連の工程により塩基漏れ感知指示薬を得るとともに、
請求項1又は2に記載の製造方法により酸漏れ感知指示薬を得ることを特徴とする酸及び塩基の漏れ感知指示薬の製造方法。 - 塩基漏れ感知指示薬を得るための一連の工程には、
蒸留水にトリエチルアミンを入れて第7混合液を製造する工程と、
第7混合液に二酸化チタンを加えて第8混合液を製造する工程と、
水酸化アンモニウムをプロポキシプロパノールに入れたもの、及び、酸化鉄(II)を水に分散させたものを第8混合液に加えて第9混合液を製造する工程と、
第9混合液にn−ブチルアルコール及び炭酸カルシウムを加えて第10混合液を製造する工程と、
減圧蒸留により溶媒を除去した後の第10混合液に前記第6混合液を加えて加熱しながら攪拌する工程とが含まれることを特徴とする請求項3に記載の酸及び塩基の漏れ感知指示薬の製造方法。 - 塩基漏れ感知指示薬を得るための一連の工程中、減圧蒸留により溶媒を除去した後の第6混合液に安定剤としての1,3−ジメチルアニリンを加えることを特徴とする請求項3又は4に記載の酸及び塩基の漏れ感知指示薬の製造方法。
- 請求項1〜5のいずれか1項に記載の製造方法を含む、酸及び塩基の漏れ感知指示薬が配合されたペイントの製造方法。
- 請求項1〜5のいずれか1項に記載の製造方法を含む、酸及び塩基の漏れ感知指示薬が塗布されたテープの製造方法。
Applications Claiming Priority (3)
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KR10-2013-0076129 | 2013-06-28 | ||
PCT/KR2013/009374 WO2014208825A1 (ko) | 2013-06-28 | 2013-10-21 | 산, 염기 및 독성가스 누출 감지를 위한 화합물의 제조방법 및 그 용도 |
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