Classifications

• • G—PHYSICS
  • G05—CONTROLLING; REGULATING
  • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
  • G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
  • G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
  • C08F210/04—Monomers containing three or four carbon atoms
  • C08F210/08—Butenes
  • C08F210/10—Isobutene
  • C08F210/12—Isobutene with conjugated diolefins, e.g. butyl rubber
• • 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
• • 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
  • G01J3/45—Interferometric spectrometry
  • G01J3/453—Interferometric spectrometry by correlation of the amplitudes
• • 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
  • 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
  • G01N21/84—Systems specially adapted for particular applications
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
  • C08F2400/00—Characteristics for processes of polymerization
  • C08F2400/02—Control or adjustment of polymerization parameters
• • 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
  • G01N2021/3595—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using FTIR
• • 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
• • 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

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• Physics & Mathematics (AREA)
• Spectroscopy & Molecular Physics (AREA)
• General Physics & Mathematics (AREA)
• Chemical & Material Sciences (AREA)
• Health & Medical Sciences (AREA)
• Pathology (AREA)
• Immunology (AREA)
• General Health & Medical Sciences (AREA)
• Biochemistry (AREA)
• Analytical Chemistry (AREA)
• Life Sciences & Earth Sciences (AREA)
• Automation & Control Theory (AREA)
• Engineering & Computer Science (AREA)
• Polymers & Plastics (AREA)
• Organic Chemistry (AREA)
• Medicinal Chemistry (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Investigating Or Analysing Materials By Optical Means (AREA)
• Control Of Non-Electrical Variables (AREA)
• Physical Or Chemical Processes And Apparatus (AREA)
• Polymerisation Methods In General (AREA)
• Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=21877515

Family Applications (1)

Country Status (17)

Families Citing this family (125)

Family Cites Families (19)

• 1997
  • 1997-12-08 US US08/986,971 patent/US6072576A/en not_active Expired - Lifetime
  • 1997-12-29 MY MYPI97006383A patent/MY117038A/en unknown
  • 1997-12-31 DE DE69705323T patent/DE69705323T3/de not_active Expired - Lifetime
  • 1997-12-31 WO PCT/US1997/023734 patent/WO1998029787A1/en not_active Ceased
  • 1997-12-31 JP JP53015698A patent/JP4435307B2/ja not_active Expired - Lifetime
  • 1997-12-31 EP EP97953394A patent/EP0948761B2/en not_active Expired - Lifetime
  • 1997-12-31 CA CA002276624A patent/CA2276624C/en not_active Expired - Lifetime
  • 1997-12-31 RU RU99116247/09A patent/RU99116247A/ru not_active Application Discontinuation
  • 1997-12-31 CN CN97181653A patent/CN1105956C/zh not_active Expired - Lifetime
  • 1997-12-31 PL PL97334397A patent/PL334397A1/xx unknown
  • 1997-12-31 KR KR10-1999-7006010A patent/KR100500802B1/ko not_active Expired - Lifetime
  • 1997-12-31 AU AU57149/98A patent/AU727750B2/en not_active Expired
  • 1997-12-31 IL IL13073197A patent/IL130731A/en not_active IP Right Cessation
  • 1997-12-31 ES ES97953394T patent/ES2160983T5/es not_active Expired - Lifetime
  • 1997-12-31 BR BR9714450-9A patent/BR9714450A/pt not_active Application Discontinuation
• 1998
  • 1998-01-26 TW TW091124215A patent/TWI266769B/zh not_active IP Right Cessation
  • 1998-01-26 TW TW086120089A patent/TW558557B/zh not_active IP Right Cessation
• 1999
  • 1999-06-30 NO NO19993261A patent/NO316346B1/no not_active IP Right Cessation

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