NL7712471A - Werkwijze voor de bereiding van zeer zuivere ethyleenglycolen. - Google Patents

Werkwijze voor de bereiding van zeer zuivere ethyleenglycolen.

Info

Publication number
NL7712471A
NL7712471A NL7712471A NL7712471A NL7712471A NL 7712471 A NL7712471 A NL 7712471A NL 7712471 A NL7712471 A NL 7712471A NL 7712471 A NL7712471 A NL 7712471A NL 7712471 A NL7712471 A NL 7712471A
Authority
NL
Netherlands
Prior art keywords
preparing
ethylene glycols
pure ethylene
pure
glycols
Prior art date
Application number
NL7712471A
Other languages
English (en)
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of NL7712471A publication Critical patent/NL7712471A/nl

Links

Classifications

    • 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
    • C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • C07C29/10—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes
    • C07C29/103—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes of cyclic ethers
    • C07C29/106—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes of cyclic ethers of oxiranes
    • 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
    • C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • C07C29/10—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes
    • C07C29/103—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes of cyclic ethers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/18—Polyhydroxylic acyclic alcohols
    • C07C31/20—Dihydroxylic alcohols
    • C07C31/202—Ethylene glycol

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL7712471A 1976-11-17 1977-11-11 Werkwijze voor de bereiding van zeer zuivere ethyleenglycolen. NL7712471A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT29386/76A IT1063805B (it) 1976-11-17 1976-11-17 Procedimento per la produzione di glicoli etilenici ad alta purezza

Publications (1)

Publication Number Publication Date
NL7712471A true NL7712471A (nl) 1978-05-19

Family

ID=11226884

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7712471A NL7712471A (nl) 1976-11-17 1977-11-11 Werkwijze voor de bereiding van zeer zuivere ethyleenglycolen.

Country Status (26)

Country Link
US (1) US4358625A (nl)
JP (1) JPS5363304A (nl)
AR (1) AR217090A1 (nl)
AT (1) AT359054B (nl)
AU (1) AU514202B2 (nl)
BE (1) BE860929A (nl)
BR (1) BR7707598A (nl)
CS (1) CS196408B2 (nl)
DD (1) DD133791A5 (nl)
DE (1) DE2751383B2 (nl)
DK (1) DK500077A (nl)
ES (1) ES464378A1 (nl)
FR (1) FR2371405A1 (nl)
GB (1) GB1560135A (nl)
HU (1) HU175533B (nl)
IN (1) IN146447B (nl)
IT (1) IT1063805B (nl)
LU (1) LU78518A1 (nl)
NL (1) NL7712471A (nl)
NO (1) NO773911L (nl)
PL (1) PL109691B1 (nl)
RO (1) RO71280A (nl)
SE (1) SE7712960L (nl)
TR (1) TR19507A (nl)
YU (1) YU270477A (nl)
ZA (1) ZA776810B (nl)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831210B2 (de) * 1978-07-15 1980-05-08 Chemische Werke Huels Ag, 4370 Marl Verfahren zur Reinigung von Ethyldiglykol und von Dipropylenglykol
DE3001727A1 (de) * 1980-01-18 1981-07-23 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von hochreinem monoethylenglykol
EP0226799B1 (en) * 1985-11-18 1992-01-02 MITSUI TOATSU CHEMICALS, Inc. Method for preparing ethylene glycol and/or propylene glycol
US4830712A (en) * 1987-09-29 1989-05-16 Union Carbide Corporation Process for refining ethylene glycol
US5196601A (en) * 1989-12-26 1993-03-23 Kao Corporation Process for producing alcohol or amine
DE4304465C2 (de) * 1993-02-15 1995-01-05 Schilling Chemie Gmbh U Produk Verfahren zur Entfernung in Wasser gelösten Sauerstoffs, insbesondere in wasserführenden, geschlossenen Systemen
JP4740432B2 (ja) * 1999-07-14 2011-08-03 株式会社日本触媒 エチレングリコールの精製方法
US6187973B1 (en) 2000-04-06 2001-02-13 Scientific Design Company, Inc. Glycol purification
US6242655B1 (en) * 2000-07-11 2001-06-05 Scientific Design Company, Inc. Glycol purification
TW200838838A (en) * 2006-12-22 2008-10-01 Dow Technology Investments Llc Process for reducing side-reactions during alkylene glycol and poly-alkylene glycol manufacturing
DE102009038398A1 (de) * 2009-08-24 2011-03-03 Uhde Gmbh Verfahren und Vorrichtung zur Herstellung von Alkylenoxiden und von Alkylenglykolen
US9975829B2 (en) * 2013-10-23 2018-05-22 Basf Se Method for the preparation of 1,4-butane diol having an APHA color index of less than 30
CN107285997B (zh) 2016-03-30 2022-04-22 长春美禾科技发展有限公司 一种改善乙二醇紫外透过率的方法
CN111662162B (zh) * 2020-05-23 2022-08-12 安阳化学工业集团有限责任公司 一种提高煤制乙二醇紫外透光率所用的添加剂及其利用添加剂制备聚酯级乙二醇的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1025852B (de) 1954-11-19 1958-03-13 Basf Ag Verfahren zur Gewinnung reiner Glykole
US2867651A (en) * 1955-10-24 1959-01-06 Standard Oil Co Purification of alcohols and production of esters in the presence of borohydrides
GB912797A (en) 1960-04-22 1962-12-12 Union Carbide Corp Improvements in and relating to a process for refining alcohols
US3860520A (en) * 1967-08-22 1975-01-14 Continental Oil Co Odor reduction in alcohols
US3597452A (en) * 1968-02-19 1971-08-03 Jefferson Chem Co Inc Treatment of ethylene oxide process cycle water with an amine residue
US3970711A (en) * 1971-07-19 1976-07-20 Ppg Industries, Inc. Method of producing glycols
US3904656A (en) * 1973-02-13 1975-09-09 Ppg Industries Inc Process for preparing monoethylene glycol and ethylene oxide

Also Published As

Publication number Publication date
BR7707598A (pt) 1978-06-20
AR217090A1 (es) 1980-02-29
HU175533B (hu) 1980-08-28
DD133791A5 (de) 1979-01-24
RO71280A (ro) 1982-02-26
BE860929A (fr) 1978-05-17
IN146447B (nl) 1979-06-02
US4358625A (en) 1982-11-09
AT359054B (de) 1980-10-27
SE7712960L (sv) 1978-05-18
IT1063805B (it) 1985-02-18
AU514202B2 (en) 1981-01-29
ES464378A1 (es) 1978-09-01
CS196408B2 (en) 1980-03-31
DE2751383B2 (de) 1980-03-06
TR19507A (tr) 1979-03-29
LU78518A1 (nl) 1978-03-20
AU3069377A (en) 1979-05-24
YU270477A (en) 1982-05-31
DE2751383A1 (de) 1978-05-18
GB1560135A (en) 1980-01-30
ATA818177A (de) 1980-03-15
NO773911L (no) 1978-05-19
JPS5363304A (en) 1978-06-06
FR2371405B1 (nl) 1980-08-22
PL109691B1 (en) 1980-06-30
PL202145A1 (pl) 1978-12-04
ZA776810B (en) 1978-09-27
DK500077A (da) 1978-05-18
FR2371405A1 (fr) 1978-06-16

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Legal Events

Date Code Title Description
BV The patent application has lapsed