RO69845A - Procedeu de preparare a esterilor etilenglicolici cu greutate moleculara mica ai acidului tereftalic - Google Patents

Procedeu de preparare a esterilor etilenglicolici cu greutate moleculara mica ai acidului tereftalic

Info

Publication number
RO69845A
RO69845A RO7684665A RO8466576A RO69845A RO 69845 A RO69845 A RO 69845A RO 7684665 A RO7684665 A RO 7684665A RO 8466576 A RO8466576 A RO 8466576A RO 69845 A RO69845 A RO 69845A
Authority
RO
Romania
Prior art keywords
ethylenglycolic
esters
preparation
molecular weight
low molecular
Prior art date
Application number
RO7684665A
Other languages
English (en)
French (fr)
Romanian (ro)
Inventor
Rudolf Burkhard
Gunther Meyer
Reinhard Schmidt
Klaus Thewalt
Original Assignee
Dynamit Nobel Ag,De
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,De filed Critical Dynamit Nobel Ag,De
Publication of RO69845A publication Critical patent/RO69845A/ro

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/34Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/03Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/80Phthalic acid esters
    • C07C69/82Terephthalic acid esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
RO7684665A 1975-02-01 1976-01-31 Procedeu de preparare a esterilor etilenglicolici cu greutate moleculara mica ai acidului tereftalic RO69845A (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752504156 DE2504156A1 (de) 1975-02-01 1975-02-01 Niedermolekulare terephthalsaeure- aethylenglykolester, ihre herstellung und verwendung

Publications (1)

Publication Number Publication Date
RO69845A true RO69845A (ro) 1981-07-30

Family

ID=5937840

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7684665A RO69845A (ro) 1975-02-01 1976-01-31 Procedeu de preparare a esterilor etilenglicolici cu greutate moleculara mica ai acidului tereftalic

Country Status (16)

Country Link
JP (1) JPS51101946A (xx)
BE (1) BE838080A (xx)
BR (1) BR7600251A (xx)
CA (1) CA1081245A (xx)
DD (1) DD123738A5 (xx)
DE (1) DE2504156A1 (xx)
FR (1) FR2299310A1 (xx)
GB (1) GB1511412A (xx)
IN (1) IN145144B (xx)
IT (1) IT1053475B (xx)
MX (1) MX3016E (xx)
NL (1) NL7600984A (xx)
PL (1) PL103014B1 (xx)
RO (1) RO69845A (xx)
SU (1) SU625598A3 (xx)
TR (1) TR18730A (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986001200A1 (en) * 1984-08-14 1986-02-27 Mitsubishi Chemical Industries Limited Process for preparaing tetramethyl biphenyltetracarboxylate
US6630601B1 (en) 1999-08-04 2003-10-07 Aies Company Limited Methods for the preparation or purification of bis-β-hydroxyethyl terephthalate
US6380352B1 (en) * 2000-08-29 2002-04-30 Eastman Chemical Company Polyester precursor purification process

Also Published As

Publication number Publication date
IT1053475B (it) 1981-08-31
NL7600984A (nl) 1976-08-03
DD123738A5 (xx) 1977-01-12
MX3016E (es) 1980-02-04
CA1081245A (en) 1980-07-08
BR7600251A (pt) 1976-08-31
GB1511412A (en) 1978-05-17
IN145144B (xx) 1978-09-02
TR18730A (tr) 1977-07-27
FR2299310B1 (xx) 1979-05-18
DE2504156A1 (de) 1976-08-05
JPS51101946A (en) 1976-09-08
SU625598A3 (ru) 1978-09-25
FR2299310A1 (fr) 1976-08-27
BE838080A (fr) 1976-05-14
PL103014B1 (pl) 1979-05-31

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