FI113986B - Förfarande oc medel för kvantifiering av prestationskemikalier i trämassa och papper - Google Patents
Förfarande oc medel för kvantifiering av prestationskemikalier i trämassa och papper Download PDFInfo
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- FI113986B FI113986B FI960243A FI960243A FI113986B FI 113986 B FI113986 B FI 113986B FI 960243 A FI960243 A FI 960243A FI 960243 A FI960243 A FI 960243A FI 113986 B FI113986 B FI 113986B
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Classifications
-
- 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
- G01N21/84—Systems specially adapted for particular applications
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
-
- 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
- G01N33/34—Paper
- G01N33/346—Paper sheets
-
- 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
- G01N33/34—Paper
- G01N33/343—Paper pulp
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Analytical Chemistry (AREA)
- Food Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Paper (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Claims (14)
1. Förfarande för kvantifiering av de mängder prestations-kemikalier, som valts frän den grupp som bestär av vätstyrke-5 medel, stärkelser och retentionsmedel, hydrofoberingsmedel och bindningsbrytande medel, som reagerat och/eller kvarblivits med cellulosafibrerna i fluffmassa och/eller paper, vilket förfarande inbegriper (I) utveckling av en kalibreringsmodell genom 10 (I.a) registrering av absorptions-, reflektions- eller emissionsspektralrädata hos referensprov av papper eller fluffmassa, som innehäller kända mängder av prestations-kemikalierna, för att utveckla en inlärningsserie; I (I.b) bearbetning av spektralradata frän de registrerade 15 spektra för att minska brus och reglera för drift och spridning av diffust ljus; och (I.c) genomförande av en dataanalys pä inlärningsserien, varvid de bearbetade spektraldata för referensprovena överförs tili latenta variabler pä grundval av huvud-20 komponentanalys, och tillämpning av kemometrisk teknik pä de latenta variablerna för att finna det matematiska uttrycket för kalibreringsmodellen; och (II) registrering av absorptions-, reflektions- eller emissionsspektralrädata hos ett prov av papper och/eller 25 fluffmassa innehällande okända mängder kemikalier; • · · i .* bearbetning av spektralrädata enligt (I.b); omvandling av de ' bearbetade spektraldata tili latenta variabler enligt (I.c) * · och applicering av den utvecklade kalibreringsmodellen pä de ‘ * latenta variablerna för att bestämma de okända mängderna av 30 de reagerade och/eller kvarblivna prestationskemikalierna.
: 2. Förfarande enligt krav 1, kännetecknat därav, att . registreringen av absorptions-, reflektions- eller emissions- / spektra genomförs i väglängdsomrädet 200nm tili 400 pm, 35 företrädesvis 800 nm tili 2500 pm. > I 113986 29
3. Förfarande enligt krav 1, kännetecknat därav, att spektraldatabearbetningen i (I.b) genomförs med användning av Kubelka-Munk transformation: . (I-***)2
4. Förfarande enligt krav 1, kännetecknat därav, att spektraldatabearbetningen i (I.b) genomförs med användning av multiplikativ spridningskorrektion: . Äjjr ” cti
15 Aik “ -- (2) väri Rik är den skenbara absorbansen vid vaglängden k, Aik är den omvandlade absorbansen vid vaglängden k, äi är den minsta kvadratuppskattningen av skärningsparametern, och bi är den 20 minsta kvadratuppskattningen av lutningsparametern, indexet i representerar tillgängliga provspektra, och indexet k representerar tillgängliga vaglängder. ‘ *
5. Förfarande enligt krav 1, kännetecknat därav, att \ 25 spektraldatabearbetningen i (I.b) genomförs med användning av Fourier-transformation.
** 6. Förfarande enligt krav 1, kännetecknat därav, att . · spektraldatabearbetningen i (I.b) genomförs med användning av 30 upp tili fjärde ordningens derivator. • ·
5 A“ * —2 Kit " <1! väri Rite är den skenbara absorbansen vid vaglängden k, Aik är den omvandlade absorbansen vid vaglängden k, ooh index i representerar de tillgängliga provspektra. 10
7. Förfarande enligt krav 1, kännetecknat därav, att . spektraldatabearbetningen i (I.b) genomförs med användning av ’ )), standardnormalvariabeltransf romation. 35
: : : 8. Förfarande enligt nägot av kraven 1-7, kännetecknat därav, att dataanalysen genomförs med användning av huvudkomponentregressionsteknik. 113986 30
9. Förfarande enligt nägot av kraven 1-7, kännetecknat därav, att dataanalysen genomförs med användning av partiell minsta kvadratteknik. 5
10. Förfarande enligt kraven 1-9 för kvantifiering av kväve- halten hos reagerade och kvarblivna mängder av prestations-kemikalier innehällande kväve.
11. Förfarande enligt kraven 1-9 för kvantifiering av 10 reagerade och kvarblivna mängder av alkylketendimer och kolofon.
12. Förfarande enligt kraven 1-9 för kvantifiering av reagerade och kvarblivna mängder av alkylenbärnstensyra och 15 alkylkarbamoylklorid.
13. Förfarande enligt kraven 1-9 för kvantifiering av kvarblivna mängder av kvaternära fettaminer och fettamioxider. 20
14. Förfarande att upprätthälla ett processregleringsprogram, vid vilket mängderna av reagerade och/eller kvarblivna ·. pappers- och fluffmassaprestationskemikalier, som valts frän den grupp som bestär av vätstyrkemedel, stärkelser och 25 retentionsmedel, hydrofoberingsmedel och bindningsbrytande • « .* medel, kvantifieras i pappret eller fluffmassan för att ·’ detektera eventuell ändring därav och ästadkomma reglerindata för att säkerställa optimala doseringsniväer för kemiska . · * tillsatsämnen, varvid ett förfarande enligt nagot av kraven 30 1-13 används. I s ·
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9401718 | 1994-05-18 | ||
| SE9401718A SE9401718L (sv) | 1994-05-18 | 1994-05-18 | Sätt att bestämma parametrarna i papper |
| SE9500535 | 1995-05-12 | ||
| PCT/SE1995/000535 WO1995031713A1 (en) | 1994-05-18 | 1995-05-12 | Method and means of quantifying performance chemicals in pulp and paper |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI960243A0 FI960243A0 (sv) | 1996-01-18 |
| FI960243A FI960243A (sv) | 1997-01-17 |
| FI113986B true FI113986B (sv) | 2004-07-15 |
Family
ID=20394049
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI960244A FI113985B (sv) | 1994-05-18 | 1996-01-18 | Metod och medel för kvantifiering av papper |
| FI960243A FI113986B (sv) | 1994-05-18 | 1996-01-18 | Förfarande oc medel för kvantifiering av prestationskemikalier i trämassa och papper |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI960244A FI113985B (sv) | 1994-05-18 | 1996-01-18 | Metod och medel för kvantifiering av papper |
Country Status (13)
| Country | Link |
|---|---|
| US (2) | US5680321A (sv) |
| EP (2) | EP0760094B1 (sv) |
| JP (2) | JP3432228B2 (sv) |
| KR (1) | KR960704224A (sv) |
| AT (2) | ATE161631T1 (sv) |
| AU (2) | AU2582395A (sv) |
| CA (2) | CA2189858C (sv) |
| DE (2) | DE69502189T2 (sv) |
| ES (2) | ES2116750T3 (sv) |
| FI (2) | FI113985B (sv) |
| NO (2) | NO964851D0 (sv) |
| SE (1) | SE9401718L (sv) |
| WO (2) | WO1995031714A1 (sv) |
Families Citing this family (57)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE9401718L (sv) * | 1994-05-18 | 1995-11-19 | Eka Nobel Ab | Sätt att bestämma parametrarna i papper |
| SE503644C2 (sv) * | 1994-10-14 | 1996-07-22 | Eka Chemicals Ab | Sätt att bestämma halten organiskt material i effluenter från massa- och pappersbruk |
| FR2743143B1 (fr) * | 1995-12-28 | 1998-02-27 | Elf Antar France | Procede de determination de la valeur d'une grandeur physique |
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1994
- 1994-05-18 SE SE9401718A patent/SE9401718L/sv not_active Application Discontinuation
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1995
- 1995-05-12 EP EP95920336A patent/EP0760094B1/en not_active Expired - Lifetime
- 1995-05-12 AT AT95920337T patent/ATE161631T1/de active
- 1995-05-12 WO PCT/SE1995/000536 patent/WO1995031714A1/en active IP Right Grant
- 1995-05-12 JP JP52956695A patent/JP3432228B2/ja not_active Expired - Fee Related
- 1995-05-12 EP EP95920337A patent/EP0759160B1/en not_active Expired - Lifetime
- 1995-05-12 AU AU25823/95A patent/AU2582395A/en not_active Abandoned
- 1995-05-12 CA CA002189858A patent/CA2189858C/en not_active Expired - Fee Related
- 1995-05-12 ES ES95920336T patent/ES2116750T3/es not_active Expired - Lifetime
- 1995-05-12 AU AU25824/95A patent/AU2582495A/en not_active Abandoned
- 1995-05-12 KR KR1019960700239A patent/KR960704224A/ko not_active Application Discontinuation
- 1995-05-12 WO PCT/SE1995/000535 patent/WO1995031713A1/en active IP Right Grant
- 1995-05-12 CA CA002189857A patent/CA2189857C/en not_active Expired - Fee Related
- 1995-05-12 AT AT95920336T patent/ATE165446T1/de active
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- 1995-05-12 ES ES95920337T patent/ES2111403T3/es not_active Expired - Lifetime
- 1995-05-12 JP JP7529567A patent/JPH10500216A/ja active Pending
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Owner name: EKA CHEMICALS AB |
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