PT90131B - Processo para a preparacao de fluoroalcoxidos de sodio - Google Patents

Processo para a preparacao de fluoroalcoxidos de sodio Download PDF

Info

Publication number
PT90131B
PT90131B PT90131A PT9013189A PT90131B PT 90131 B PT90131 B PT 90131B PT 90131 A PT90131 A PT 90131A PT 9013189 A PT9013189 A PT 9013189A PT 90131 B PT90131 B PT 90131B
Authority
PT
Portugal
Prior art keywords
sodium
methanol
molecular sieve
solvent
reaction
Prior art date
Application number
PT90131A
Other languages
English (en)
Portuguese (pt)
Other versions
PT90131A (pt
Inventor
Guy Pagniez
Philipe Potin
Original Assignee
Atochem
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 Atochem filed Critical Atochem
Publication of PT90131A publication Critical patent/PT90131A/pt
Publication of PT90131B publication Critical patent/PT90131B/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F1/00—Compounds containing elements of Groups 1 or 11 of the Periodic Table
    • C07F1/04—Sodium compounds
    • 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
    • C07C29/68—Preparation of metal alcoholates
    • C07C29/70—Preparation of metal alcoholates by converting hydroxy groups to O-metal groups
    • C07C29/705—Preparation of metal alcoholates by converting hydroxy groups to O-metal groups by transalcoholysis
    • 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
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
PT90131A 1988-03-29 1989-03-28 Processo para a preparacao de fluoroalcoxidos de sodio PT90131B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8804086 1988-03-29

Publications (2)

Publication Number Publication Date
PT90131A PT90131A (pt) 1989-11-10
PT90131B true PT90131B (pt) 1994-06-30

Family

ID=9364729

Family Applications (1)

Application Number Title Priority Date Filing Date
PT90131A PT90131B (pt) 1988-03-29 1989-03-28 Processo para a preparacao de fluoroalcoxidos de sodio

Country Status (12)

Country Link
EP (1) EP0335776B1 (enExample)
JP (1) JPH01308241A (enExample)
KR (1) KR890014563A (enExample)
CN (1) CN1036945A (enExample)
AT (1) ATE81495T1 (enExample)
DE (1) DE68903186T2 (enExample)
DK (1) DK148489A (enExample)
ES (1) ES2035594T3 (enExample)
FI (1) FI891475L (enExample)
GR (1) GR3006773T3 (enExample)
IE (1) IE890988L (enExample)
PT (1) PT90131B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19959153A1 (de) * 1999-12-08 2001-06-21 Basf Ag Verfahren zur Herstellung von Alkalimethylaten
RU2179299C1 (ru) * 2001-03-20 2002-02-10 Государственное унитарное предприятие "Государственное научно-производственное предприятие "Сплав" Ракета
CN1298689C (zh) * 2004-08-13 2007-02-07 于志波 碱法生产甲/乙醇钠工艺
CN104710306A (zh) * 2015-01-12 2015-06-17 吉林化工学院 一种酯交换-吸附脱乙醇联合工艺制备乙酸酯的方法
WO2024156567A1 (en) 2023-01-23 2024-08-02 Evonik Operations Gmbh Process for depolymerization of polyalkylene terephthalates in an extruder
WO2024156568A1 (en) 2023-01-23 2024-08-02 Evonik Operations Gmbh Process for depolymerization of polyalkylene terephthalates in an extruder
WO2024156563A1 (en) 2023-01-23 2024-08-02 Evonik Operations Gmbh Process for depolymerizing polyalkylene terephthalates in mixtures with lower-melting polyolefins

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2098611B (en) * 1981-05-15 1985-04-03 Coal Industry Patents Ltd Treatment of mixtures of organic liquids containing methanol
DK172385A (da) * 1984-04-18 1985-10-19 Ethyl Corp Fremgangsmaade til fremstilling af halogen-substituerede alkalimetalalkoxider

Also Published As

Publication number Publication date
FI891475A7 (fi) 1989-09-30
DK148489A (da) 1989-09-30
JPH01308241A (ja) 1989-12-12
KR890014563A (ko) 1989-10-24
FI891475L (fi) 1989-09-30
EP0335776B1 (fr) 1992-10-14
EP0335776A1 (fr) 1989-10-04
ES2035594T3 (es) 1993-04-16
GR3006773T3 (enExample) 1993-06-30
ATE81495T1 (de) 1992-10-15
DK148489D0 (da) 1989-03-28
DE68903186D1 (de) 1992-11-19
DE68903186T2 (de) 1993-04-22
CN1036945A (zh) 1989-11-08
IE890988L (en) 1989-09-29
JPH0529373B2 (enExample) 1993-04-30
FI891475A0 (fi) 1989-03-28
PT90131A (pt) 1989-11-10

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19931209

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19950630