CA2705293C - Fluorometric method for monitoring surface additives in a papermaking process - Google Patents
Fluorometric method for monitoring surface additives in a papermaking process Download PDFInfo
- Publication number
- CA2705293C CA2705293C CA2705293A CA2705293A CA2705293C CA 2705293 C CA2705293 C CA 2705293C CA 2705293 A CA2705293 A CA 2705293A CA 2705293 A CA2705293 A CA 2705293A CA 2705293 C CA2705293 C CA 2705293C
- Authority
- CA
- Canada
- Prior art keywords
- sheet
- fluorescence
- papermaking process
- coating
- measured
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 85
- 239000000654 additive Substances 0.000 title claims abstract description 84
- 230000008569 process Effects 0.000 title claims abstract description 54
- 238000012544 monitoring process Methods 0.000 title abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 57
- 239000011248 coating agent Substances 0.000 claims abstract description 52
- 230000000996 additive effect Effects 0.000 claims description 26
- 229920002472 Starch Polymers 0.000 claims description 25
- 239000008107 starch Substances 0.000 claims description 25
- 235000019698 starch Nutrition 0.000 claims description 25
- 239000000700 radioactive tracer Substances 0.000 claims description 24
- 238000012360 testing method Methods 0.000 claims description 19
- 239000000123 paper Substances 0.000 claims description 13
- 150000008054 sulfonate salts Chemical class 0.000 claims description 8
- AUNGANRZJHBGPY-SCRDCRAPSA-N Riboflavin Chemical compound OC[C@@H](O)[C@@H](O)[C@@H](O)CN1C=2C=C(C)C(C)=CC=2N=C2C1=NC(=O)NC2=O AUNGANRZJHBGPY-SCRDCRAPSA-N 0.000 claims description 6
- FPIPGXGPPPQFEQ-OVSJKPMPSA-N all-trans-retinol Chemical compound OC\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C FPIPGXGPPPQFEQ-OVSJKPMPSA-N 0.000 claims description 6
- LXNHXLLTXMVWPM-UHFFFAOYSA-N pyridoxine Chemical compound CC1=NC=C(CO)C(CO)=C1O LXNHXLLTXMVWPM-UHFFFAOYSA-N 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- GVJHHUAWPYXKBD-UHFFFAOYSA-N (±)-α-Tocopherol Chemical compound OC1=C(C)C(C)=C2OC(CCCC(C)CCCC(C)CCCC(C)C)(C)CCC2=C1C GVJHHUAWPYXKBD-UHFFFAOYSA-N 0.000 claims description 4
- FPIPGXGPPPQFEQ-UHFFFAOYSA-N 13-cis retinol Natural products OCC=C(C)C=CC=C(C)C=CC1=C(C)CCCC1(C)C FPIPGXGPPPQFEQ-UHFFFAOYSA-N 0.000 claims description 4
- ZKHQWZAMYRWXGA-KQYNXXCUSA-N Adenosine triphosphate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OP(O)(=O)OP(O)(O)=O)[C@@H](O)[C@H]1O ZKHQWZAMYRWXGA-KQYNXXCUSA-N 0.000 claims description 4
- AUNGANRZJHBGPY-UHFFFAOYSA-N D-Lyxoflavin Natural products OCC(O)C(O)C(O)CN1C=2C=C(C)C(C)=CC=2N=C2C1=NC(=O)NC2=O AUNGANRZJHBGPY-UHFFFAOYSA-N 0.000 claims description 4
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 4
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 claims description 4
- 230000007547 defect Effects 0.000 claims description 4
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- GNBHRKFJIUUOQI-UHFFFAOYSA-N fluorescein Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(O)C=C1OC1=CC(O)=CC=C21 GNBHRKFJIUUOQI-UHFFFAOYSA-N 0.000 claims description 4
- BOPGDPNILDQYTO-NNYOXOHSSA-N nicotinamide-adenine dinucleotide Chemical compound C1=CCC(C(=O)N)=CN1[C@H]1[C@H](O)[C@H](O)[C@@H](COP(O)(=O)OP(O)(=O)OC[C@@H]2[C@H]([C@@H](O)[C@@H](O2)N2C3=NC=NC(N)=C3N=C2)O)O1 BOPGDPNILDQYTO-NNYOXOHSSA-N 0.000 claims description 4
- BBEAQIROQSPTKN-UHFFFAOYSA-N pyrene Chemical compound C1=CC=C2C=CC3=CC=CC4=CC=C1C2=C43 BBEAQIROQSPTKN-UHFFFAOYSA-N 0.000 claims description 4
- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical compound [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 claims description 4
- 229960002477 riboflavin Drugs 0.000 claims description 4
- 229940011671 vitamin b6 Drugs 0.000 claims description 4
- 229930027945 nicotinamide-adenine dinucleotide Natural products 0.000 claims description 3
- VIFBEEYZXDDZCT-UHFFFAOYSA-N 2-(2-phenylethenyl)benzenesulfonic acid Chemical class OS(=O)(=O)C1=CC=CC=C1C=CC1=CC=CC=C1 VIFBEEYZXDDZCT-UHFFFAOYSA-N 0.000 claims description 2
- RIOSJKSGNLGONI-UHFFFAOYSA-N 2-phenylbenzenesulfonic acid Chemical class OS(=O)(=O)C1=CC=CC=C1C1=CC=CC=C1 RIOSJKSGNLGONI-UHFFFAOYSA-N 0.000 claims description 2
- 239000004258 Ethoxyquin Substances 0.000 claims description 2
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 claims description 2
- COLNVLDHVKWLRT-QMMMGPOBSA-N L-phenylalanine Chemical compound OC(=O)[C@@H](N)CC1=CC=CC=C1 COLNVLDHVKWLRT-QMMMGPOBSA-N 0.000 claims description 2
- QIVBCDIJIAJPQS-VIFPVBQESA-N L-tryptophane Chemical compound C1=CC=C2C(C[C@H](N)C(O)=O)=CNC2=C1 QIVBCDIJIAJPQS-VIFPVBQESA-N 0.000 claims description 2
- OUYCCCASQSFEME-QMMMGPOBSA-N L-tyrosine Chemical compound OC(=O)[C@@H](N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-QMMMGPOBSA-N 0.000 claims description 2
- 229920001732 Lignosulfonate Polymers 0.000 claims description 2
- PJANXHGTPQOBST-VAWYXSNFSA-N Stilbene Natural products C=1C=CC=CC=1/C=C/C1=CC=CC=C1 PJANXHGTPQOBST-VAWYXSNFSA-N 0.000 claims description 2
- QIVBCDIJIAJPQS-UHFFFAOYSA-N Tryptophan Natural products C1=CC=C2C(CC(N)C(O)=O)=CNC2=C1 QIVBCDIJIAJPQS-UHFFFAOYSA-N 0.000 claims description 2
- FPIPGXGPPPQFEQ-BOOMUCAASA-N Vitamin A Natural products OC/C=C(/C)\C=C\C=C(\C)/C=C/C1=C(C)CCCC1(C)C FPIPGXGPPPQFEQ-BOOMUCAASA-N 0.000 claims description 2
- 229930003471 Vitamin B2 Natural products 0.000 claims description 2
- 229930003427 Vitamin E Natural products 0.000 claims description 2
- CUOZYXPNIFEQTK-UHFFFAOYSA-N benzenesulfonic acid;formaldehyde Chemical compound O=C.OS(=O)(=O)C1=CC=CC=C1 CUOZYXPNIFEQTK-UHFFFAOYSA-N 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 claims description 2
- 239000004305 biphenyl Substances 0.000 claims description 2
- 235000010290 biphenyl Nutrition 0.000 claims description 2
- 229960001948 caffeine Drugs 0.000 claims description 2
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 claims description 2
- DECIPOUIJURFOJ-UHFFFAOYSA-N ethoxyquin Chemical compound N1C(C)(C)C=C(C)C2=CC(OCC)=CC=C21 DECIPOUIJURFOJ-UHFFFAOYSA-N 0.000 claims description 2
- 229940093500 ethoxyquin Drugs 0.000 claims description 2
- 235000019285 ethoxyquin Nutrition 0.000 claims description 2
- GVEPBJHOBDJJJI-UHFFFAOYSA-N fluoranthrene Natural products C1=CC(C2=CC=CC=C22)=C3C2=CC=CC3=C1 GVEPBJHOBDJJJI-UHFFFAOYSA-N 0.000 claims description 2
- NVVZQXQBYZPMLJ-UHFFFAOYSA-N formaldehyde;naphthalene-1-sulfonic acid Chemical compound O=C.C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 NVVZQXQBYZPMLJ-UHFFFAOYSA-N 0.000 claims description 2
- WIGCFUFOHFEKBI-UHFFFAOYSA-N gamma-tocopherol Natural products CC(C)CCCC(C)CCCC(C)CCCC1CCC2C(C)C(O)C(C)C(C)C2O1 WIGCFUFOHFEKBI-UHFFFAOYSA-N 0.000 claims description 2
- 235000019357 lignosulphonate Nutrition 0.000 claims description 2
- PSZYNBSKGUBXEH-UHFFFAOYSA-N naphthalene-1-sulfonic acid Chemical class C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-N 0.000 claims description 2
- COLNVLDHVKWLRT-UHFFFAOYSA-N phenylalanine Natural products OC(=O)C(N)CC1=CC=CC=C1 COLNVLDHVKWLRT-UHFFFAOYSA-N 0.000 claims description 2
- 230000000704 physical effect Effects 0.000 claims description 2
- 239000000049 pigment Substances 0.000 claims description 2
- 239000004014 plasticizer Substances 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- DLOBKMWCBFOUHP-UHFFFAOYSA-N pyrene-1-sulfonic acid Chemical class C1=C2C(S(=O)(=O)O)=CC=C(C=C3)C2=C2C3=CC=CC2=C1 DLOBKMWCBFOUHP-UHFFFAOYSA-N 0.000 claims description 2
- RADKZDMFGJYCBB-UHFFFAOYSA-N pyridoxal hydrochloride Natural products CC1=NC=C(CO)C(C=O)=C1O RADKZDMFGJYCBB-UHFFFAOYSA-N 0.000 claims description 2
- 229960003471 retinol Drugs 0.000 claims description 2
- 235000020944 retinol Nutrition 0.000 claims description 2
- 239000011607 retinol Substances 0.000 claims description 2
- 235000019192 riboflavin Nutrition 0.000 claims description 2
- 239000002151 riboflavin Substances 0.000 claims description 2
- PJANXHGTPQOBST-UHFFFAOYSA-N stilbene Chemical compound C=1C=CC=CC=1C=CC1=CC=CC=C1 PJANXHGTPQOBST-UHFFFAOYSA-N 0.000 claims description 2
- 235000021286 stilbenes Nutrition 0.000 claims description 2
- 239000011732 tocopherol Substances 0.000 claims description 2
- OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Natural products OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 0.000 claims description 2
- MWOOGOJBHIARFG-UHFFFAOYSA-N vanillin Chemical compound COC1=CC(C=O)=CC=C1O MWOOGOJBHIARFG-UHFFFAOYSA-N 0.000 claims description 2
- FGQOOHJZONJGDT-UHFFFAOYSA-N vanillin Natural products COC1=CC(O)=CC(C=O)=C1 FGQOOHJZONJGDT-UHFFFAOYSA-N 0.000 claims description 2
- 235000012141 vanillin Nutrition 0.000 claims description 2
- 229940117960 vanillin Drugs 0.000 claims description 2
- 235000019155 vitamin A Nutrition 0.000 claims description 2
- 239000011719 vitamin A Substances 0.000 claims description 2
- 235000019164 vitamin B2 Nutrition 0.000 claims description 2
- 239000011716 vitamin B2 Substances 0.000 claims description 2
- 235000019158 vitamin B6 Nutrition 0.000 claims description 2
- 239000011726 vitamin B6 Substances 0.000 claims description 2
- 235000019165 vitamin E Nutrition 0.000 claims description 2
- 239000011709 vitamin E Substances 0.000 claims description 2
- 229940046009 vitamin E Drugs 0.000 claims description 2
- 229940045997 vitamin a Drugs 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000004044 response Effects 0.000 abstract description 6
- 239000000523 sample Substances 0.000 description 13
- 238000005259 measurement Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 4
- ZKHQWZAMYRWXGA-UHFFFAOYSA-N Adenosine triphosphate Natural products C1=NC=2C(N)=NC=NC=2N1C1OC(COP(O)(=O)OP(O)(=O)OP(O)(O)=O)C(O)C1O ZKHQWZAMYRWXGA-UHFFFAOYSA-N 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 229960001456 adenosine triphosphate Drugs 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 239000007850 fluorescent dye Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012417 linear regression Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
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
- G01N21/62—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
-
- 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
- D21H23/78—Controlling or regulating not limited to any particular process or apparatus
-
- 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
- G01N21/8422—Investigating thin films, e.g. matrix isolation method
-
- 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
- G01N21/86—Investigating moving 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
- G01N33/346—Paper sheets
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
-
- 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
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/54—Starch
-
- 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
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/30—Luminescent or fluorescent substances, e.g. for optical bleaching
-
- 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
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N2021/6484—Optical fibres
-
- 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
-
- 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
- G01N21/8422—Investigating thin films, e.g. matrix isolation method
- G01N2021/8427—Coatings
-
- 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
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/8914—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the material examined
- G01N2021/8917—Paper, also ondulated
-
- 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
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/91—Investigating the presence of flaws or contamination using penetration of dyes, e.g. fluorescent ink
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Mathematical Physics (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Paper (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/942,065 US20090126889A1 (en) | 2007-11-19 | 2007-11-19 | Fluorometric method for monitoring surface additives in a papermaking process |
| US11/942,065 | 2007-11-19 | ||
| PCT/US2008/083472 WO2009067382A1 (en) | 2007-11-19 | 2008-11-14 | Fluorometric method for monitoring surface additives in a papermaking process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2705293A1 CA2705293A1 (en) | 2009-05-28 |
| CA2705293C true CA2705293C (en) | 2017-07-18 |
Family
ID=40251760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2705293A Active CA2705293C (en) | 2007-11-19 | 2008-11-14 | Fluorometric method for monitoring surface additives in a papermaking process |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US20090126889A1 (zh) |
| EP (1) | EP2212676A1 (zh) |
| JP (1) | JP2011503621A (zh) |
| KR (1) | KR20100108340A (zh) |
| CN (1) | CN101861514B (zh) |
| AR (1) | AR069351A1 (zh) |
| AU (1) | AU2008326632B2 (zh) |
| BR (1) | BRPI0819044A2 (zh) |
| CA (1) | CA2705293C (zh) |
| CL (1) | CL2008003429A1 (zh) |
| MX (1) | MX2010005501A (zh) |
| MY (1) | MY156924A (zh) |
| NZ (1) | NZ585969A (zh) |
| RU (1) | RU2487339C2 (zh) |
| TW (1) | TW200940784A (zh) |
| WO (1) | WO2009067382A1 (zh) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009058295A1 (de) * | 2009-12-10 | 2011-06-16 | Biostep Gmbh | Transilluminator |
| EP2758595B1 (en) * | 2011-09-23 | 2016-03-23 | Nalco Company | Fluorometric method for monitoring surface additives in a papermaking process |
| US10407591B2 (en) | 2014-12-02 | 2019-09-10 | Ecolab Usa Inc. | Low solids surface coating compositions and use thereof |
| CN106290278B (zh) * | 2016-08-08 | 2018-10-19 | 南昌大学 | 一种同时检测维生素b2、b6浓度的方法 |
| CN113388355A (zh) * | 2020-03-13 | 2021-09-14 | 上海蓝欧化工科技有限公司 | 一种含荧光水性粘合剂、其制备方法及其应用 |
| EP4102223A1 (en) * | 2021-06-11 | 2022-12-14 | PulPac AB | Method for detecting a liquid composition applied onto a cellulose blank structure with a detection system and detection system |
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| GB1348638A (en) * | 1971-08-13 | 1974-03-20 | Ici Ltd | Method of process control |
| US3956630A (en) * | 1975-03-14 | 1976-05-11 | Westvaco Corporation | Fluorimetric coat weight measurement |
| SU805147A1 (ru) * | 1978-10-09 | 1981-02-15 | Украинское Научно-Производственноеобъединение Целлюлозно-Бумажнойпромышленности | Фотоэлектрический измерительпАРАМЕТРОВ буМАжНОгО пОлОТНА |
| US5087670A (en) * | 1986-07-10 | 1992-02-11 | Minnesota Mining And Manufacturing Company | Process for fluorimetric monitoring of functional coatings and compositions and fluorescent agents therefor |
| SE455441B (sv) * | 1986-11-24 | 1988-07-11 | Refina Instr Ab | Sett att styra och/eller meta tjockleken av skikt sasom ytskikt pa underlag |
| US4783314A (en) * | 1987-02-26 | 1988-11-08 | Nalco Chemical Company | Fluorescent tracers - chemical treatment monitors |
| FI87492C (fi) * | 1990-06-12 | 1993-01-11 | Valmet Paper Machinery Inc | Foerfarande och anordning foer maetning och reglering av bestrykningsmaengden |
| US5152872A (en) * | 1990-10-15 | 1992-10-06 | Stone-Consolidated Inc. | Apparatus for the wet end coating of paper |
| US5900113A (en) * | 1994-09-26 | 1999-05-04 | Nalco Chemical Company | Method of using fluorescent tracers to monitor chlorine dioxide in pulp and paper processes |
| CA2251305A1 (en) * | 1997-10-24 | 1999-04-24 | Voith Sulzer Papiertechnik Patent Gmbh | Coating device and coating process for the wet section of a machine for the production of a material web, in particular of paper or cardboard |
| GB9906011D0 (en) * | 1999-03-16 | 1999-05-12 | Whiley Foils Ltd | Fluorescent materials |
| JP3304348B2 (ja) * | 1999-03-29 | 2002-07-22 | 日本製紙株式会社 | 蛍光を有する高分子チオ尿素化合物 |
| AU5847401A (en) * | 2000-05-09 | 2001-11-20 | Metso Paper Automation Oy | Modeling a coloring process |
| US6670617B2 (en) * | 2001-06-28 | 2003-12-30 | Ondeo Nalco Company | Mirror fluorometer |
| US7910371B2 (en) * | 2005-01-20 | 2011-03-22 | Nalco Company | Method of monitoring treating agent residuals in water treatment processes |
-
2007
- 2007-11-19 US US11/942,065 patent/US20090126889A1/en not_active Abandoned
-
2008
- 2008-10-02 TW TW097137868A patent/TW200940784A/zh unknown
- 2008-11-14 NZ NZ585969A patent/NZ585969A/en unknown
- 2008-11-14 EP EP08852826A patent/EP2212676A1/en not_active Withdrawn
- 2008-11-14 WO PCT/US2008/083472 patent/WO2009067382A1/en active Application Filing
- 2008-11-14 JP JP2010534193A patent/JP2011503621A/ja active Pending
- 2008-11-14 CN CN2008801162792A patent/CN101861514B/zh active Active
- 2008-11-14 AU AU2008326632A patent/AU2008326632B2/en active Active
- 2008-11-14 RU RU2010123476/04A patent/RU2487339C2/ru active
- 2008-11-14 CA CA2705293A patent/CA2705293C/en active Active
- 2008-11-14 KR KR1020107013437A patent/KR20100108340A/ko not_active Application Discontinuation
- 2008-11-14 MY MYPI2010002339A patent/MY156924A/en unknown
- 2008-11-14 MX MX2010005501A patent/MX2010005501A/es active IP Right Grant
- 2008-11-14 BR BRPI0819044 patent/BRPI0819044A2/pt not_active Application Discontinuation
- 2008-11-18 AR ARP080105008A patent/AR069351A1/es unknown
- 2008-11-19 CL CL2008003429A patent/CL2008003429A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MX2010005501A (es) | 2010-08-03 |
| WO2009067382A1 (en) | 2009-05-28 |
| RU2010123476A (ru) | 2011-12-27 |
| AU2008326632A1 (en) | 2009-05-28 |
| JP2011503621A (ja) | 2011-01-27 |
| EP2212676A1 (en) | 2010-08-04 |
| KR20100108340A (ko) | 2010-10-06 |
| BRPI0819044A2 (pt) | 2015-05-05 |
| TW200940784A (en) | 2009-10-01 |
| CN101861514B (zh) | 2013-08-28 |
| MY156924A (en) | 2016-04-15 |
| AU2008326632B2 (en) | 2013-05-16 |
| NZ585969A (en) | 2012-03-30 |
| CN101861514A (zh) | 2010-10-13 |
| AR069351A1 (es) | 2010-01-13 |
| CL2008003429A1 (es) | 2009-01-16 |
| CA2705293A1 (en) | 2009-05-28 |
| RU2487339C2 (ru) | 2013-07-10 |
| US20090126889A1 (en) | 2009-05-21 |
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