AU6891498A - Use of fluorescence in pulp or papermaking process control - Google Patents
Use of fluorescence in pulp or papermaking process controlInfo
- Publication number
- AU6891498A AU6891498A AU68914/98A AU6891498A AU6891498A AU 6891498 A AU6891498 A AU 6891498A AU 68914/98 A AU68914/98 A AU 68914/98A AU 6891498 A AU6891498 A AU 6891498A AU 6891498 A AU6891498 A AU 6891498A
- Authority
- AU
- Australia
- Prior art keywords
- pulp
- fluorescence
- process control
- papermaking process
- papermaking
- 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.)
- Abandoned
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
- D21H23/06—Controlling the addition
- D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/71—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes
- D21H17/72—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes of organic material
-
- 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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
- G01N21/643—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes" non-biological material
-
- 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
- G01N2021/8411—Application to online plant, process monitoring
- G01N2021/8416—Application to online plant, process monitoring and process controlling, not otherwise provided for
Landscapes
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Optics & Photonics (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1998/006967 WO1999051817A1 (en) | 1998-04-07 | 1998-04-07 | Use of fluorescence in pulp or papermaking process control |
Publications (1)
Publication Number | Publication Date |
---|---|
AU6891498A true AU6891498A (en) | 1999-10-25 |
Family
ID=22266789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU68914/98A Abandoned AU6891498A (en) | 1998-04-07 | 1998-04-07 | Use of fluorescence in pulp or papermaking process control |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU6891498A (en) |
WO (1) | WO1999051817A1 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4505129B2 (en) * | 2000-01-12 | 2010-07-21 | ハイモ株式会社 | How to prevent paper smudges |
JP4505131B2 (en) * | 2000-01-12 | 2010-07-21 | ハイモ株式会社 | How to prevent dirt on the paper |
JP4505130B2 (en) * | 2000-01-12 | 2010-07-21 | ハイモ株式会社 | How to prevent paper stains |
EP1305471A1 (en) * | 2000-05-09 | 2003-05-02 | Metso Paper Automation OY | Modeling a coloring process |
JP2002129491A (en) * | 2000-08-03 | 2002-05-09 | Hymo Corp | Method for suppressing fouling of paper |
US7910371B2 (en) * | 2005-01-20 | 2011-03-22 | Nalco Company | Method of monitoring treating agent residuals in water treatment processes |
CA2595337A1 (en) * | 2005-01-20 | 2006-07-27 | Nalco Company | Method of monitoring treating agent residuals and controlling treating agent dosage in water treatment processes |
US8480856B2 (en) * | 2007-11-19 | 2013-07-09 | Nalco Company | Fluorometric method for monitoring surface additives in a papermaking process |
US20090126888A1 (en) | 2007-11-19 | 2009-05-21 | Banks Rodney H | Fluorometric method for monitoring surface additives in a papermaking process |
US9562861B2 (en) * | 2011-04-05 | 2017-02-07 | Nalco Company | Method of monitoring macrostickies in a recycling and paper or tissue making process involving recycled pulp |
JP6416625B2 (en) * | 2011-09-23 | 2018-10-31 | ナルコ カンパニー | Fluorometric method for monitoring surface additives in the papermaking process |
US10544054B2 (en) | 2017-01-25 | 2020-01-28 | Ecolab Usa Inc. | Method for detecting and controlling the amount of cationic species in a water stream |
WO2018232132A2 (en) * | 2017-06-14 | 2018-12-20 | Chemtreat, Inc. | Methods for monitoring and controlling contaminants in food processing systems |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5413719A (en) * | 1994-01-18 | 1995-05-09 | Nalco Chemical Company | Fluorescent tracer in a water treatment process |
US5389548A (en) * | 1994-03-29 | 1995-02-14 | Nalco Chemical Company | Monitoring and in-system concentration control of polyelectrolytes using fluorochromatic dyes |
US5705394A (en) * | 1995-04-17 | 1998-01-06 | Nalco Chemical Company | Tagged epichlorohydrin-dimethylamine copolymers for use in wastewater treatment |
-
1998
- 1998-04-07 WO PCT/US1998/006967 patent/WO1999051817A1/en active Application Filing
- 1998-04-07 AU AU68914/98A patent/AU6891498A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO1999051817A1 (en) | 1999-10-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |