WO1997002481A1 - Identifying recycable carpet materials using a hand-held infrared spectrometer - Google Patents
Identifying recycable carpet materials using a hand-held infrared spectrometer Download PDFInfo
- Publication number
- WO1997002481A1 WO1997002481A1 PCT/NL1996/000280 NL9600280W WO9702481A1 WO 1997002481 A1 WO1997002481 A1 WO 1997002481A1 NL 9600280 W NL9600280 W NL 9600280W WO 9702481 A1 WO9702481 A1 WO 9702481A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- radiation
- carpet
- hand
- waste
- infrared spectrometer
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims abstract description 45
- 230000005855 radiation Effects 0.000 claims abstract description 100
- 239000002699 waste material Substances 0.000 claims abstract description 38
- 229920002292 Nylon 6 Polymers 0.000 claims abstract description 27
- 229920002302 Nylon 6,6 Polymers 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 239000002440 industrial waste Substances 0.000 claims abstract description 17
- 239000004020 conductor Substances 0.000 claims description 25
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000001678 irradiating effect Effects 0.000 claims 7
- 238000001914 filtration Methods 0.000 claims 2
- 239000010817 post-consumer waste Substances 0.000 description 12
- 239000000523 sample Substances 0.000 description 12
- 238000001228 spectrum Methods 0.000 description 11
- 239000000835 fiber Substances 0.000 description 10
- 230000003595 spectral effect Effects 0.000 description 8
- -1 Polypropylene Polymers 0.000 description 7
- 230000009102 absorption Effects 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 7
- 238000004064 recycling Methods 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 239000004743 Polypropylene Substances 0.000 description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 description 5
- 239000005020 polyethylene terephthalate Substances 0.000 description 5
- 229920001155 polypropylene Polymers 0.000 description 5
- 238000005457 optimization Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000002068 genetic effect Effects 0.000 description 3
- 238000002329 infrared spectrum Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000012925 reference material Substances 0.000 description 3
- 238000004497 NIR spectroscopy Methods 0.000 description 2
- 238000012569 chemometric method Methods 0.000 description 2
- 238000007621 cluster analysis Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 238000004566 IR spectroscopy Methods 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229910020175 SiOH Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 150000004770 chalcogenides Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 1
- 238000012067 mathematical method Methods 0.000 description 1
- 238000004476 mid-IR spectroscopy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000010187 selection method Methods 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000012306 spectroscopic technique Methods 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
- 210000002268 wool Anatomy 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
- G01N21/17—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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/30—Measuring the intensity of spectral lines directly on the spectrum itself
-
- 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
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/0229—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using masks, aperture plates, spatial light modulators or spatial filters, e.g. reflective filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/02—Mechanical
- G01N2201/022—Casings
- G01N2201/0221—Portable; cableless; compact; hand-held
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
- G01N2201/129—Using chemometrical methods
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96922283A EP0836705A1 (en) | 1995-07-06 | 1996-07-05 | Identifying recycable carpet materials using a hand-held infrared spectrometer |
JP9505031A JPH11508689A (en) | 1995-07-06 | 1996-07-05 | Method for identifying recyclable carpets using handheld infrared spectroscopy |
MX9800206A MX9800206A (en) | 1995-07-06 | 1996-07-05 | Identifying recycable carpet materials using a hand-held infrared spectrometer. |
US09/003,502 US5952660A (en) | 1995-07-06 | 1998-01-06 | Method of identifying post consumer or post industrial waste carpet utilizing a hand-held infrared spectrometer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1000738 | 1995-07-06 | ||
NL1000738A NL1000738C2 (en) | 1995-07-06 | 1995-07-06 | Infrared spectrometer. |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US09/003,502 Continuation US5952660A (en) | 1995-07-06 | 1998-01-06 | Method of identifying post consumer or post industrial waste carpet utilizing a hand-held infrared spectrometer |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997002481A1 true WO1997002481A1 (en) | 1997-01-23 |
Family
ID=19761275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/NL1996/000280 WO1997002481A1 (en) | 1995-07-06 | 1996-07-05 | Identifying recycable carpet materials using a hand-held infrared spectrometer |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0836705A1 (en) |
JP (1) | JPH11508689A (en) |
KR (1) | KR100460972B1 (en) |
CN (1) | CN1221799C (en) |
CA (1) | CA2226095A1 (en) |
MX (1) | MX9800206A (en) |
MY (1) | MY118331A (en) |
NL (1) | NL1000738C2 (en) |
TW (1) | TW298614B (en) |
WO (1) | WO1997002481A1 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0847524A1 (en) * | 1995-08-31 | 1998-06-17 | Infrared Fiber Systems, Inc. | Handheld infrared spectrometer |
NL1006686C2 (en) * | 1997-07-30 | 1999-02-02 | Tno | Method and device for sorting carpet or similar textile pieces. |
EP0959346A2 (en) * | 1998-05-09 | 1999-11-24 | Bruker AXS Analytical X-Ray Systems GmbH | Simultaneous X-ray fluorescent spectrometer |
US6031233A (en) * | 1995-08-31 | 2000-02-29 | Infrared Fiber Systems, Inc. | Handheld infrared spectrometer |
WO2000064871A1 (en) * | 1999-04-23 | 2000-11-02 | Dsm N.V. | Process for nylon depolymerization |
WO2001065243A1 (en) * | 2000-02-28 | 2001-09-07 | Gusa Mbh | Method for identifying the pile of textile materials, especially for identifying pa 6 and pa 66 in carpets |
EP1666870A3 (en) * | 2000-10-17 | 2006-10-18 | Japan as Represented by Director of National Food Research Institute Ministry of Agriculture, Forestry and Fisheries | Analytical method and apparatus for liquid sample using near infrared spectroscopy |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8044354B2 (en) * | 2008-12-04 | 2011-10-25 | The Boeing Company | Method for classifying resins types in carbon fiber reinforced plastic materials using IR spectroscopy |
CN102680416A (en) * | 2012-04-19 | 2012-09-19 | 江苏大学 | Method and device for fast detecting caffeine content of summer and autumn tea |
JP6235886B2 (en) * | 2013-01-08 | 2017-11-22 | キヤノン株式会社 | Biological tissue image reconstruction method and apparatus, and image display apparatus using the biological tissue image |
JP2019219419A (en) * | 2014-07-08 | 2019-12-26 | キヤノン株式会社 | Sample information acquisition system, data display system including the same, sample information acquisition method, program, and storage medium |
JP2016028229A (en) * | 2014-07-08 | 2016-02-25 | キヤノン株式会社 | Data processing apparatus, data display system having the same, sample information acquisition system, data processing method, program, and storage medium |
CN104535526A (en) * | 2014-12-17 | 2015-04-22 | 中国科学院长春光学精密机械与物理研究所 | Linear gradual filter type handheld intelligent spectrometer based on microcomputer Edison |
CN109425588B (en) * | 2017-08-30 | 2022-01-11 | 广州讯动网络科技有限公司 | Handheld device, method and computer-readable storage medium for quickly distinguishing huanglongbing |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2823577A (en) * | 1951-08-10 | 1958-02-18 | Leeds & Northrup Co | Multiple slit spectrograph for direct reading spectrographic analysis |
US3696247A (en) * | 1970-11-12 | 1972-10-03 | Lionel D Mcintosh | Vehicle exhaust emissions analyzer |
US3880523A (en) * | 1972-08-17 | 1975-04-29 | Rank Organisation Ltd | Multiple channel colorimeter |
US4043668A (en) * | 1975-03-24 | 1977-08-23 | California Institute Of Technology | Portable reflectance spectrometer |
US4560275A (en) * | 1980-04-08 | 1985-12-24 | California Institute Of Technology | Portable instant display and analysis reflectance spectrometer |
JPS61120023A (en) * | 1984-11-15 | 1986-06-07 | Shimadzu Corp | Spectrophotometer |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1034328A (en) * | 1951-03-22 | 1953-07-22 | Cie Radio Cinema | Apparatus for spectral chemical analyzes |
-
1995
- 1995-07-06 NL NL1000738A patent/NL1000738C2/en not_active IP Right Cessation
-
1996
- 1996-07-05 WO PCT/NL1996/000280 patent/WO1997002481A1/en active IP Right Grant
- 1996-07-05 CA CA002226095A patent/CA2226095A1/en not_active Abandoned
- 1996-07-05 CN CNB961966890A patent/CN1221799C/en not_active Expired - Fee Related
- 1996-07-05 EP EP96922283A patent/EP0836705A1/en not_active Ceased
- 1996-07-05 KR KR10-1998-0700096A patent/KR100460972B1/en not_active IP Right Cessation
- 1996-07-05 MX MX9800206A patent/MX9800206A/en not_active IP Right Cessation
- 1996-07-05 JP JP9505031A patent/JPH11508689A/en not_active Ceased
- 1996-07-06 MY MYPI96002800A patent/MY118331A/en unknown
- 1996-07-15 TW TW085108557A patent/TW298614B/zh active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2823577A (en) * | 1951-08-10 | 1958-02-18 | Leeds & Northrup Co | Multiple slit spectrograph for direct reading spectrographic analysis |
US3696247A (en) * | 1970-11-12 | 1972-10-03 | Lionel D Mcintosh | Vehicle exhaust emissions analyzer |
US3880523A (en) * | 1972-08-17 | 1975-04-29 | Rank Organisation Ltd | Multiple channel colorimeter |
US4043668A (en) * | 1975-03-24 | 1977-08-23 | California Institute Of Technology | Portable reflectance spectrometer |
US4560275A (en) * | 1980-04-08 | 1985-12-24 | California Institute Of Technology | Portable instant display and analysis reflectance spectrometer |
JPS61120023A (en) * | 1984-11-15 | 1986-06-07 | Shimadzu Corp | Spectrophotometer |
Non-Patent Citations (3)
Title |
---|
H.E. KORTH: "Spectrophotometric film and color analyzer", IBM TECHNICAL DISCLOSURE BULLETIN, vol. 26, no. 9, February 1984 (1984-02-01), NEW YORK US, pages 4811 - 4812, XP002015114 * |
PATENT ABSTRACTS OF JAPAN vol. 10, no. 305 (P - 507)<2361> 17 October 1986 (1986-10-17) * |
S. GHOSH ET AL: "Schnelle Identifizierung von hitzefixierten Teppichgarnen durch Reflexionsanalyse im nahen Infrarotgebiet", MELLIAND TEXTILBERICHTE, vol. 5, 1988, pages 361 - 364, XP002015113 * |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0847524A1 (en) * | 1995-08-31 | 1998-06-17 | Infrared Fiber Systems, Inc. | Handheld infrared spectrometer |
EP0847524A4 (en) * | 1995-08-31 | 1999-10-13 | Infrared Fiber Syst Inc | Handheld infrared spectrometer |
US6031233A (en) * | 1995-08-31 | 2000-02-29 | Infrared Fiber Systems, Inc. | Handheld infrared spectrometer |
NL1006686C2 (en) * | 1997-07-30 | 1999-02-02 | Tno | Method and device for sorting carpet or similar textile pieces. |
WO1999006160A1 (en) * | 1997-07-30 | 1999-02-11 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Method and apparatus for sorting carpet or similar types of material |
US6341699B1 (en) | 1997-07-30 | 2002-01-29 | Nederlandse Organisatie Voor Toegepast-Natuurine Tenschappelijk | Method and apparatus for sorting carpet or similar types of material |
EP0959346A2 (en) * | 1998-05-09 | 1999-11-24 | Bruker AXS Analytical X-Ray Systems GmbH | Simultaneous X-ray fluorescent spectrometer |
EP0959346A3 (en) * | 1998-05-09 | 2000-03-08 | Bruker AXS Analytical X-Ray Systems GmbH | Simultaneous X-ray fluorescent spectrometer |
WO2000064871A1 (en) * | 1999-04-23 | 2000-11-02 | Dsm N.V. | Process for nylon depolymerization |
US6498250B2 (en) | 1999-04-23 | 2002-12-24 | Dsm N.V. | Process for nylon depolymerization |
WO2001065243A1 (en) * | 2000-02-28 | 2001-09-07 | Gusa Mbh | Method for identifying the pile of textile materials, especially for identifying pa 6 and pa 66 in carpets |
EP1666870A3 (en) * | 2000-10-17 | 2006-10-18 | Japan as Represented by Director of National Food Research Institute Ministry of Agriculture, Forestry and Fisheries | Analytical method and apparatus for liquid sample using near infrared spectroscopy |
Also Published As
Publication number | Publication date |
---|---|
MY118331A (en) | 2004-10-30 |
CN1221799C (en) | 2005-10-05 |
NL1000738C2 (en) | 1997-01-08 |
JPH11508689A (en) | 1999-07-27 |
KR19990028796A (en) | 1999-04-15 |
MX9800206A (en) | 1998-04-30 |
CN1195402A (en) | 1998-10-07 |
TW298614B (en) | 1997-02-21 |
CA2226095A1 (en) | 1997-01-23 |
EP0836705A1 (en) | 1998-04-22 |
KR100460972B1 (en) | 2005-05-17 |
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