IN160886B - - Google Patents

Info

Publication number
IN160886B
IN160886B IN205/DEL/84A IN205DE1984A IN160886B IN 160886 B IN160886 B IN 160886B IN 205DE1984 A IN205DE1984 A IN 205DE1984A IN 160886 B IN160886 B IN 160886B
Authority
IN
India
Application number
IN205/DEL/84A
Other languages
English (en)
Inventor
Suresh Chandra Agarwal
Original Assignee
Babcock & Wilcox Co
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 Babcock & Wilcox Co filed Critical Babcock & Wilcox Co
Publication of IN160886B publication Critical patent/IN160886B/en

Links

Classifications

    • 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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • 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
    • C08F2/00—Processes of polymerisation
    • 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
    • B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
    • 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
    • B01J19/0033—Optimalisation processes, i.e. processes with adaptive control systems
    • 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
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • 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
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00058—Temperature measurement
    • 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
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00069—Flow rate measurement
    • 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
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00072—Mathematical modelling
    • 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
    • B01J2219/00164—Controlling or regulating processes controlling the flow
    • 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
    • B01J2219/00243—Mathematical modelling
    • 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
    • B01J2219/00245—Avoiding undesirable reactions or side-effects
    • B01J2219/00259—Preventing runaway of the chemical reaction
    • B01J2219/00261—Predicting runaway of the chemical reaction
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Polymerisation Methods In General (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IN205/DEL/84A 1983-04-25 1984-03-06 IN160886B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48828383A 1983-04-25 1983-04-25

Publications (1)

Publication Number Publication Date
IN160886B true IN160886B (it) 1987-08-15

Family

ID=23939099

Family Applications (1)

Application Number Title Priority Date Filing Date
IN205/DEL/84A IN160886B (it) 1983-04-25 1984-03-06

Country Status (11)

Country Link
EP (1) EP0124333B1 (it)
JP (2) JPS59206414A (it)
KR (1) KR850002568A (it)
AU (1) AU565167B2 (it)
BR (1) BR8401765A (it)
CA (1) CA1222863A (it)
DE (1) DE3476637D1 (it)
ES (3) ES8600078A1 (it)
HK (1) HK46289A (it)
IN (1) IN160886B (it)
SG (1) SG16089G (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4725654A (en) * 1982-04-02 1988-02-16 The Dow Chemical Company Process for anionic polymerization
JPS60248702A (ja) * 1984-05-24 1985-12-09 Mitsubishi Rayon Co Ltd 重合反応制御方法および装置
US4742131A (en) * 1985-12-27 1988-05-03 Mitsui Toatsu Chemicals, Incorporated Method of controlling polymerization temperature
US5387659A (en) * 1993-02-08 1995-02-07 Phillips Petroleum Company Flash gas sampling for polymerization reactions
GB9423063D0 (en) * 1994-11-16 1995-01-04 Rosand Precision Ltd Improvements in and relating to reaction apparatus and to control systems for them
KR100251075B1 (ko) * 1994-12-17 2000-04-15 린다 에스 잘리 중합 및 중합체의 회수 방법 및 그 장치
BE1009406A3 (fr) * 1995-06-09 1997-03-04 Solvay Methode de regulation de procedes de synthese de produits chimiques.
ID20945A (id) * 1997-07-10 1999-04-01 Mitsui Chemicals Inc Metode untuk mengendalikan kecepatan-gas dalam bejana polimerisasi fasa-gas dan proses untuk polimerisasi fasa-gas
GB2334958B (en) * 1998-02-25 2001-11-07 Porpoise Viscometers Ltd Melt flow index determination in polymer process control
JP4245298B2 (ja) 2002-02-27 2009-03-25 ダイセル化学工業株式会社 気体反応成分の供給制御方法および制御装置
DE10225383A1 (de) * 2002-06-07 2003-12-18 Basf Ag Verfahren zur Überwachung und Sicherung von exothermen Reaktionen
US7645841B2 (en) 2004-08-27 2010-01-12 Chevron Phillips Chemical Company Lp Method and system to reduce polymerization reactor fouling
US8058367B2 (en) * 2004-08-27 2011-11-15 Chevron Phillips Chemical Company Lp Methods and systems for controlling polymer particle size
US8986618B2 (en) * 2013-06-28 2015-03-24 Ineos Usa, Llc System and method for rapid transitioning of polyolefin processes from one product to another
CN103396563B (zh) * 2013-07-04 2015-04-15 山东华研新材料有限公司 一种无机粉体材料有机包覆乳液的制备工艺
US9593189B1 (en) * 2016-04-29 2017-03-14 Chevron Phillips Chemical Company Lp Pressure control to reduce pump power fluctuations
JP7261788B2 (ja) * 2017-07-31 2023-04-20 ダウ グローバル テクノロジーズ エルエルシー 末端および内部不飽和の新規な分布を有するエチレン系ポリマー
CN110075774A (zh) * 2019-06-14 2019-08-02 长岭炼化岳阳工程设计有限公司 带安全自控系统改产叠合油的mtbe装置及其自控方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676653A (en) * 1970-08-28 1972-07-11 Phillips Petroleum Co Measurement of heat generated in exothermic reaction
JPS5920682B2 (ja) * 1975-07-11 1984-05-15 住友化学工業株式会社 高圧法ポリエチレン管状反応器における反応温度制御方法
JPS5213482A (en) * 1975-07-23 1977-02-01 Dart Ind Inc Apparatus and method for controlling behavior parameters in polimerization
FR2318674A1 (fr) * 1975-07-23 1977-02-18 Dart Ind Inc Perfectionnements aux dispositifs et aux procedes utilisables pour assurer la maitrise de parametres operatoires au cours d'une polymerisation

Also Published As

Publication number Publication date
EP0124333A3 (en) 1985-12-18
ES531846A0 (es) 1985-10-01
HK46289A (en) 1989-06-16
AU2722484A (en) 1984-11-01
ES8600078A1 (es) 1985-10-01
ES8603289A1 (es) 1985-12-16
BR8401765A (pt) 1984-12-04
JPS6275039U (it) 1987-05-14
EP0124333A2 (en) 1984-11-07
SG16089G (en) 1989-07-07
ES542312A0 (es) 1985-12-16
CA1222863A (en) 1987-06-16
EP0124333B1 (en) 1989-02-08
JPS59206414A (ja) 1984-11-22
ES542313A0 (es) 1985-12-16
ES8603290A1 (es) 1985-12-16
DE3476637D1 (en) 1989-03-16
AU565167B2 (en) 1987-09-10
KR850002568A (ko) 1985-05-15

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