BG19126A3 - Метод за пречистване на диметилтерефталат - Google Patents

Метод за пречистване на диметилтерефталат

Info

Publication number
BG19126A3
BG19126A3 BG018603A BG1860371A BG19126A3 BG 19126 A3 BG19126 A3 BG 19126A3 BG 018603 A BG018603 A BG 018603A BG 1860371 A BG1860371 A BG 1860371A BG 19126 A3 BG19126 A3 BG 19126A3
Authority
BG
Bulgaria
Prior art keywords
purification
dimethyl terephtalate
terephtalate
dimethyl
Prior art date
Application number
BG018603A
Other languages
Bulgarian (bg)
English (en)
Inventor
Georg Schreiber
Heinz Schroeder
Wolfgang Hoppe
Eugen Hadamovsky
Hans Ovehausen
Berhard Piotrowski
Original Assignee
Dynamit Nobel Ag
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 Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Publication of BG19126A3 publication Critical patent/BG19126A3/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
    • 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
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BG018603A 1970-11-14 1971-09-21 Метод за пречистване на диметилтерефталат BG19126A3 (bg)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2056149A DE2056149C3 (de) 1970-11-14 1970-11-14 Verfahren zur Reinigung von Dimethylterephthalat

Publications (1)

Publication Number Publication Date
BG19126A3 true BG19126A3 (bg) 1975-04-30

Family

ID=5788131

Family Applications (1)

Application Number Title Priority Date Filing Date
BG018603A BG19126A3 (bg) 1970-11-14 1971-09-21 Метод за пречистване на диметилтерефталат

Country Status (16)

Country Link
US (1) US3836573A (zh)
AR (1) AR193048A1 (zh)
BE (1) BE774491A (zh)
BG (1) BG19126A3 (zh)
BR (1) BR7107596D0 (zh)
CS (1) CS178402B2 (zh)
DE (1) DE2056149C3 (zh)
ES (1) ES396996A1 (zh)
FR (1) FR2114605A5 (zh)
GB (1) GB1376452A (zh)
IT (1) IT944909B (zh)
NL (1) NL7115585A (zh)
PL (1) PL81410B1 (zh)
RO (1) RO58758A (zh)
SU (1) SU420165A3 (zh)
ZA (1) ZA717624B (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3430555A1 (de) * 1984-08-20 1986-02-27 Hoechst Ag, 6230 Frankfurt Verfahren zur abtrennung von dimethylisophthalat und dimethylorthophthalat aus ihrem gemisch mit dimethylterephthalat
US4720570A (en) * 1986-03-14 1988-01-19 Celanese Corporation Rate of crystallizing diphenylisophthalate/diphenylterephthalate monomer
US5654470A (en) * 1995-08-11 1997-08-05 Eastman Kodak Company Recovery of components from polyester resins
JP2005521553A (ja) * 2002-04-02 2005-07-21 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー 結晶成長に使用される装置および方法
CN117924075B (zh) * 2024-03-20 2024-06-21 泰兴市福昌环保科技有限公司 一种pta氧化残渣回收分离ta料工艺及其过滤分离装置

Also Published As

Publication number Publication date
SU420165A3 (ru) 1974-03-15
DE2056149A1 (zh) 1972-05-25
IT944909B (it) 1973-04-20
DE2056149B2 (de) 1978-05-03
FR2114605A5 (zh) 1972-06-30
NL7115585A (zh) 1972-05-16
GB1376452A (en) 1974-12-04
DE2056149C3 (de) 1979-01-04
AR193048A1 (es) 1973-03-30
BR7107596D0 (pt) 1973-04-10
ES396996A1 (es) 1974-06-16
PL81410B1 (zh) 1975-08-30
US3836573A (en) 1974-09-17
CS178402B2 (zh) 1977-09-15
ZA717624B (en) 1972-08-30
RO58758A (zh) 1976-01-15
BE774491A (fr) 1972-02-14

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