FI991542A - Process for controlling the production process for polyhydric alcohols - Google Patents

Process for controlling the production process for polyhydric alcohols Download PDF

Info

Publication number
FI991542A
FI991542A FI991542A FI991542A FI991542A FI 991542 A FI991542 A FI 991542A FI 991542 A FI991542 A FI 991542A FI 991542 A FI991542 A FI 991542A FI 991542 A FI991542 A FI 991542A
Authority
FI
Finland
Prior art keywords
controlling
polyhydric alcohols
production process
production
polyhydric
Prior art date
Application number
FI991542A
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Esa Nummi
Original Assignee
Neste Chemicals Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Neste Chemicals Oy filed Critical Neste Chemicals Oy
Priority to FI991542A priority Critical patent/FI991542A/en
Priority to PCT/FI2000/000610 priority patent/WO2001002088A1/en
Priority to AU58318/00A priority patent/AU5831800A/en
Publication of FI991542A publication Critical patent/FI991542A/en

Links

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
    • C07C29/14—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group
    • C07C29/141—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group with hydrogen or hydrogen-containing gases
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
    • C07C45/75—Reactions with formaldehyde
    • 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
    • G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00186—Controlling or regulating processes controlling the composition of the reactive mixture
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00191—Control algorithm
    • B01J2219/00193—Sensing a parameter
    • B01J2219/00195—Sensing a parameter of the reaction system
    • B01J2219/002—Sensing a parameter of the reaction system inside the reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00191—Control algorithm
    • B01J2219/00211—Control algorithm comparing a sensed parameter with a pre-set value
    • B01J2219/00213—Fixed parameter value
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00191—Control algorithm
    • B01J2219/00222—Control algorithm taking actions
    • B01J2219/00227—Control algorithm taking actions modifying the operating conditions
    • B01J2219/00229—Control algorithm taking actions modifying the operating conditions of the reaction system
    • B01J2219/00231—Control algorithm taking actions modifying the operating conditions of the reaction system at the reactor inlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00191—Control algorithm
    • B01J2219/00222—Control algorithm taking actions
    • B01J2219/00227—Control algorithm taking actions modifying the operating conditions
    • B01J2219/0024—Control algorithm taking actions modifying the operating conditions other than of the reactor or heat exchange system
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/06—Systems containing only non-condensed rings with a five-membered ring
    • C07C2601/08—Systems containing only non-condensed rings with a five-membered ring the ring being saturated
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14—The ring being saturated
FI991542A 1999-07-06 1999-07-06 Process for controlling the production process for polyhydric alcohols FI991542A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI991542A FI991542A (en) 1999-07-06 1999-07-06 Process for controlling the production process for polyhydric alcohols
PCT/FI2000/000610 WO2001002088A1 (en) 1999-07-06 2000-07-04 Method for the control of the manufacturing process of polyols
AU58318/00A AU5831800A (en) 1999-07-06 2000-07-04 Method for the control of the manufacturing process of polyols

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI991542A FI991542A (en) 1999-07-06 1999-07-06 Process for controlling the production process for polyhydric alcohols

Publications (1)

Publication Number Publication Date
FI991542A true FI991542A (en) 2001-01-07

Family

ID=8555030

Family Applications (1)

Application Number Title Priority Date Filing Date
FI991542A FI991542A (en) 1999-07-06 1999-07-06 Process for controlling the production process for polyhydric alcohols

Country Status (3)

Country Link
AU (1) AU5831800A (en)
FI (1) FI991542A (en)
WO (1) WO2001002088A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8174503B2 (en) 2008-05-17 2012-05-08 David H. Cain Touch-based authentication of a mobile device through user generated pattern creation
CN102023140B (en) * 2011-01-07 2012-05-09 安徽中烟工业公司 Method for measuring 1-2 propylene glycol content by using near infrared ray (NIR) technology
AU2013315782B2 (en) * 2012-09-14 2016-05-12 Halliburton Energy Services, Inc. Systems and methods for monitoring oil/gas separation processes
US8742180B1 (en) * 2012-11-13 2014-06-03 Lyondell Chemical Technology, L.P. Process control with Raman spectroscopy
KR20200131874A (en) * 2018-03-20 2020-11-24 에이치티이 게엠베하 더 하이 쓰루풋 익스페리멘테이션 컴퍼니 Process stream analysis method
DE102020002256A1 (en) 2020-04-09 2021-10-14 Sartorius Stedim Biotech Gmbh Process control / regulation based on a spectroscopic determination of undetermined substance concentrations

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5712481A (en) * 1990-04-09 1998-01-27 Ashland Inc Process and apparatus for analysis of hydrocarbon species by near infrared spectroscopy
US5349188A (en) * 1990-04-09 1994-09-20 Ashland Oil, Inc. Near infrared analysis of piano constituents and octane number of hydrocarbons
DE4243722A1 (en) * 1992-12-23 1994-06-30 Basf Ag Process for the preparation of polyether glycols
AU3831195A (en) * 1994-09-28 1996-04-19 Exxon Chemical Patents Inc. A method for controlling polyol ester conversion using near or mid-infrared analysis
EP0801299B1 (en) * 1996-04-09 2004-03-17 Eutech Engineering Solutions Limited Process control
US6072576A (en) * 1996-12-31 2000-06-06 Exxon Chemical Patents Inc. On-line control of a chemical process plant

Also Published As

Publication number Publication date
WO2001002088A1 (en) 2001-01-11
AU5831800A (en) 2001-01-22

Similar Documents

Publication Publication Date Title
AR024800A1 (en) PHENYL-ALKAN PRODUCTION PROCESS
FI20001643A0 (en) A method for controlling the pump feed rate
NO20004985D0 (en) Process for producing ethylene
FI20040030A (en) Process for producing cumene
PL351687A1 (en) Polyolefins and method for the production thereof
NO20000248L (en) Intelligent production riser
ID26478A (en) DESCRIPTION OF THE FIRST KINDS OF PRODUCTION STEPS
FI20001612A (en) Process for making fibreboard
GB2355214B (en) Integrated production system
NO20004700D0 (en) Process for manufacturing controllable sized microgels
HK1048627A1 (en) Method for the production of adrenaline.
FI991519A (en) Process for producing polyols
FI19992315A (en) Process for making jam
FI991542A (en) Process for controlling the production process for polyhydric alcohols
IL147684A0 (en) Method for the production of phosphonomethylglycin
NO20001134D0 (en) Process for manufacturing VCM
AU3012101A (en) Method for the production of polyamides
MX225445B (en) Method for production of nphosphonomethylglycine.
FR2798483B1 (en) PROCESS FOR THE AUTOMATIC PRODUCTION OF SPECIFICATIONS
IL144809A0 (en) Method for the production of aliphatic fluoroformates
TR200003585A3 (en) Process for the production of vinylaromatic polymers
IL133165A0 (en) Irrigation controller
AU4758400A (en) Method for the production of polyamides
IL149713A0 (en) Process for the production of trifluormethylacetophenones
HUP0301141A3 (en) Method for the production of trioxime derivatives