JP4005547B2 - プラスティックを分析するx線分析装置 - Google Patents
プラスティックを分析するx線分析装置 Download PDFInfo
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- JP4005547B2 JP4005547B2 JP2003313085A JP2003313085A JP4005547B2 JP 4005547 B2 JP4005547 B2 JP 4005547B2 JP 2003313085 A JP2003313085 A JP 2003313085A JP 2003313085 A JP2003313085 A JP 2003313085A JP 4005547 B2 JP4005547 B2 JP 4005547B2
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- Prior art keywords
- chlorine
- ray
- concentration
- ray intensity
- plastic
- 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.)
- Expired - Lifetime
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- 229920003023 plastic Polymers 0.000 title claims description 80
- 239000004033 plastic Substances 0.000 title claims description 80
- 239000000460 chlorine Substances 0.000 claims description 132
- 229910052801 chlorine Inorganic materials 0.000 claims description 130
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 129
- 229910052751 metal Inorganic materials 0.000 claims description 70
- 239000002184 metal Substances 0.000 claims description 70
- 238000011088 calibration curve Methods 0.000 claims description 19
- 239000010421 standard material Substances 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 7
- 239000012925 reference material Substances 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims 1
- 239000004800 polyvinyl chloride Substances 0.000 description 39
- 229920000915 polyvinyl chloride Polymers 0.000 description 39
- 238000000034 method Methods 0.000 description 21
- 238000002083 X-ray spectrum Methods 0.000 description 11
- 229920002678 cellulose Polymers 0.000 description 8
- 239000001913 cellulose Substances 0.000 description 8
- 238000005259 measurement Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- -1 polyethylene Polymers 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910004489 SiLi Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/223—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/07—Investigating materials by wave or particle radiation secondary emission
- G01N2223/076—X-ray fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/44—Resins; Plastics; Rubber; Leather
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Description
図1は、プラスティック試料中の相対塩素濃度の算出手順について説明したものである。図2は本発明を実現するための装置構成例である。
9 一次X線
10 二次X線
11 X線検出部
12 測定試料
13 X線スペクトル
14 標準物質データ
15 塩素X線強度比算出手段
16 制御部
17 表示手段
18 ピーク除去手段
19 相対塩素濃度算出手段
20 金属濃度算出手段
Claims (5)
- プラスティック試料に一次X線を照射するX線発生部と、
前記プラスティック試料から塩素X線強度と散乱X線強度を検出するX線検出部と、
前記塩素X線強度を前記散乱X線強度で除算して塩素X線強度比を算出する塩素X線強度比算出手段と、
塩素を含むプラスティック標準物質と塩素を含まないプラスティック標準物質の塩素X線強度と散乱X線強度のデータを保存した標準物質データ保持部と、
前記塩素X線強度比算出手段で算出した塩素X線強度比と、前記標準物質データ保持部で保存された塩素を含むプラスティック標準物質と塩素を含まないプラスティック標準物質データとから、前記プラスティック試料の相対塩素濃度を算出する相対塩素濃度算出手段と、
前記プラスティック試料中の金属濃度を算出する複数の金属濃度算出手段と、
前記相対塩素濃度と前記金属濃度算出手段とを関連付ける対応表と、
からなり、
前記相対塩素濃度算出手段で算出された相対塩素濃度に応じて、前記対応表に基づいて適正な金属濃度算出手段に切替えることを特徴とするX線分析装置。 - 請求項1に記載のX線分析装置において、
前記X線検出部で検出された前記塩素X線強度と前記散乱X線強度から、前記塩素X線強度を除去する除去手段を備え、
前記X線検出部で検出された前記塩素X線強度と前記散乱X線強度から、前記塩素X線強度を除去することで前記散乱X線強度を算出することを特徴とするX線分析装置。 - 請求項1に記載のX線分析装置において、
前記複数の金属濃度算出手段は、
塩素を含んだプラスティック中の所定金属の濃度を算出する第1の金属濃度算出手段と、塩素を含まないプラスティック中の前記所定金属の濃度を算出する第2の金属濃度算出手段と、を有し、
第1の金属濃度算出手段により前記プラスティック試料から得られた金属濃度をCl、
第2の金属濃度算出手段により前記プラスティック試料から得られた金属濃度をC2、前記相対塩素濃度をPVC%と、した場合に、
Cl×PVC%÷100+C2(1−(PVC%÷100))の式から金属濃度を算出することを特徴とするとするX線分析装置。 - 請求項1に記載のX線分析装置において、
前記複数の金属濃度算出手段が、X線強度比率と金属濃度の相関を示す検量線であることを特徴とするX線分析装置
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003313085A JP4005547B2 (ja) | 2003-09-04 | 2003-09-04 | プラスティックを分析するx線分析装置 |
CN200410085519.0A CN1624463B (zh) | 2003-09-04 | 2004-09-03 | 用于分析塑料的x射线分析仪 |
US10/935,610 US7062014B2 (en) | 2003-09-04 | 2004-09-07 | X-ray analyzer for analyzing plastics |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003313085A JP4005547B2 (ja) | 2003-09-04 | 2003-09-04 | プラスティックを分析するx線分析装置 |
Publications (2)
Publication Number | Publication Date |
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JP2005083762A JP2005083762A (ja) | 2005-03-31 |
JP4005547B2 true JP4005547B2 (ja) | 2007-11-07 |
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JP2003313085A Expired - Lifetime JP4005547B2 (ja) | 2003-09-04 | 2003-09-04 | プラスティックを分析するx線分析装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7062014B2 (ja) |
JP (1) | JP4005547B2 (ja) |
CN (1) | CN1624463B (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006132945A (ja) * | 2004-11-02 | 2006-05-25 | Sii Nanotechnology Inc | 蛍光x線分析装置の検出下限モニタ |
JP2008544256A (ja) * | 2005-06-16 | 2008-12-04 | トゥー‐シックス・インコーポレイテッド | エネルギー識別散乱画像システム |
JP4262734B2 (ja) * | 2005-09-14 | 2009-05-13 | 株式会社リガク | 蛍光x線分析装置および方法 |
CN101196482B (zh) * | 2007-12-12 | 2010-06-23 | 科迈斯科技股份有限公司 | X射线荧光分析的检测装置以及检测方法 |
CN103712999B (zh) * | 2012-10-05 | 2018-08-17 | 住友橡胶工业株式会社 | 劣化分析法以及化学态测量法 |
JP6507898B2 (ja) * | 2015-07-13 | 2019-05-08 | 株式会社島津製作所 | 樹脂判別装置 |
JP6607447B2 (ja) * | 2015-07-16 | 2019-11-20 | パナソニックIpマネジメント株式会社 | 蛍光x線によるポリ塩化ビフェニル含有濃度測定方法 |
JP7342629B2 (ja) * | 2019-11-06 | 2023-09-12 | 株式会社島津製作所 | 試料成分推定方法、試料成分推定装置、試料成分推定プログラム、学習方法および学習プログラム |
JP6944730B2 (ja) | 2020-02-12 | 2021-10-06 | 株式会社リガク | 定量分析方法、定量分析プログラム及び蛍光x線分析装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US5115459A (en) * | 1990-08-15 | 1992-05-19 | Massachusetts Institute Of Technology | Explosives detection using resonance fluorescence of bremsstrahlung radiation |
JP2954819B2 (ja) * | 1993-10-07 | 1999-09-27 | 株式会社東芝 | 全反射蛍光x線分析装置の校正方法 |
JP2003222698A (ja) * | 2002-01-31 | 2003-08-08 | Seiko Instruments Inc | X線分析装置 |
-
2003
- 2003-09-04 JP JP2003313085A patent/JP4005547B2/ja not_active Expired - Lifetime
-
2004
- 2004-09-03 CN CN200410085519.0A patent/CN1624463B/zh active Active
- 2004-09-07 US US10/935,610 patent/US7062014B2/en active Active
Also Published As
Publication number | Publication date |
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CN1624463B (zh) | 2012-02-01 |
JP2005083762A (ja) | 2005-03-31 |
US20050053193A1 (en) | 2005-03-10 |
US7062014B2 (en) | 2006-06-13 |
CN1624463A (zh) | 2005-06-08 |
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