ZA200509808B - Depolymerization method and device - Google Patents

Depolymerization method and device

Info

Publication number
ZA200509808B
ZA200509808B ZA200509808A ZA200509808A ZA200509808B ZA 200509808 B ZA200509808 B ZA 200509808B ZA 200509808 A ZA200509808 A ZA 200509808A ZA 200509808 A ZA200509808 A ZA 200509808A ZA 200509808 B ZA200509808 B ZA 200509808B
Authority
ZA
South Africa
Prior art keywords
depolymerization method
depolymerization
Prior art date
Application number
ZA200509808A
Other languages
English (en)
Inventor
Egbert Schoela
Mojmir Ruzicka
Original Assignee
Roehm Gmbh
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 Roehm Gmbh filed Critical Roehm Gmbh
Publication of ZA200509808B publication Critical patent/ZA200509808B/xx

Links

Classifications

    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
    • B01J8/10—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles moved by stirrers or by rotary drums or rotary receptacles or endless belts
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/003—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor in a downward 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/0035—Periodical feeding or evacuation
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
    • B01J8/087—Heating or cooling 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
    • C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00389—Controlling the temperature using electric heating or cooling elements
    • B01J2208/00407—Controlling the temperature using electric heating or cooling elements outside the reactor bed
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00389—Controlling the temperature using electric heating or cooling elements
    • B01J2208/00415—Controlling the temperature using electric heating or cooling elements electric resistance heaters
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00513—Controlling the temperature using inert heat absorbing solids in the bed
    • 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
    • B01J2219/00002—Chemical plants
    • B01J2219/00004—Scale aspects
    • B01J2219/00006—Large-scale industrial plants
    • 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
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/182—Details relating to the spatial orientation of the reactor horizontal
    • 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
    • B01J2219/19—Details relating to the geometry of the reactor
    • B01J2219/194—Details relating to the geometry of the reactor round
    • B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
    • B01J2219/1943—Details relating to the geometry of the reactor round circular or disk-shaped cylindrical

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
ZA200509808A 2003-06-03 2005-12-02 Depolymerization method and device ZA200509808B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10325251A DE10325251A1 (de) 2003-06-03 2003-06-03 Verfahren und Anordnung zur Depolymerisation

Publications (1)

Publication Number Publication Date
ZA200509808B true ZA200509808B (en) 2006-08-30

Family

ID=33482496

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200509808A ZA200509808B (en) 2003-06-03 2005-12-02 Depolymerization method and device

Country Status (11)

Country Link
EP (1) EP1631538A1 (zh)
JP (1) JP2006526582A (zh)
KR (1) KR20060021342A (zh)
CN (1) CN100415708C (zh)
BR (1) BRPI0411093A (zh)
CA (1) CA2527969A1 (zh)
DE (1) DE10325251A1 (zh)
MX (1) MXPA05013109A (zh)
RU (1) RU2355675C2 (zh)
WO (1) WO2004106277A1 (zh)
ZA (1) ZA200509808B (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120102072A (ko) * 2009-12-11 2012-09-17 인비스타 테크놀러지스 에스.에이.알.엘. 올리고머 시클릭 에테르의 해중합
DE102010050152B4 (de) * 2010-11-02 2016-02-11 Adam Handerek Reaktor und Verfahren zum zumindest teilweisen Zersetzen, insbesondere Depolymerisieren, und/oder Reinigen von Kunststoffmaterial
DE202010015018U1 (de) * 2010-11-07 2011-04-14 Bohnet, Hans Anordnung zur Herstellung von strukturierten Substraten
DE102012220498A1 (de) * 2012-11-09 2014-05-15 Aquafil Engineering Gmbh Verfahren und Vorrichtung zur Behandlung von Polymeren
RU2531942C1 (ru) * 2013-05-22 2014-10-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный исследовательский Томский государственный университет" Камерный модуль реактора синтеза гликолида и лактида
RU2655925C2 (ru) * 2016-07-28 2018-05-30 Федеральное государственное бюджетное учреждение науки Ордена Трудового Красного Знамени Институт нефтехимического синтеза им. А.В. Топчиева Российской академии наук (ИНХС РАН) Способ получения стирола из отходов полистирола
CN113462016A (zh) * 2020-03-30 2021-10-01 中石油吉林化工工程有限公司 一种生产聚甲基丙烯酸甲酯的裂解回收设备
JP7297134B1 (ja) 2022-09-28 2023-06-23 住友化学株式会社 （メタ）アクリル酸メチルの再生システムおよび（メタ）アクリル酸メチルの再生方法
JP7233595B1 (ja) 2022-09-28 2023-03-06 住友化学株式会社 （メタ）アクリル酸メチルの再生システムおよび（メタ）アクリル酸メチルの再生方法
JP7346762B1 (ja) 2023-04-28 2023-09-19 住友化学株式会社 熱分解装置および再生（メタ）アクリル酸エステルの製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19843112C2 (de) * 1998-09-21 2002-07-18 Roehm Gmbh Verfahren zur Rückgewinnung von monomeren Estern substituierter oder unsubstituierter Acrylsäure aus entsprechende Struktureinheiten aufweisendem Polymermaterial, vorzugsweise durch Depolymerisation von Polymethylmethacrylat

Also Published As

Publication number Publication date
BRPI0411093A (pt) 2006-07-18
MXPA05013109A (es) 2006-03-17
CN100415708C (zh) 2008-09-03
JP2006526582A (ja) 2006-11-24
CN1812957A (zh) 2006-08-02
KR20060021342A (ko) 2006-03-07
EP1631538A1 (de) 2006-03-08
RU2005141291A (ru) 2006-08-27
RU2355675C2 (ru) 2009-05-20
DE10325251A1 (de) 2005-03-24
WO2004106277A1 (de) 2004-12-09
CA2527969A1 (en) 2004-12-09

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