BR8205706A - Processo para clivar seletivamente glicol polialquilenico - Google Patents
Processo para clivar seletivamente glicol polialquilenicoInfo
- Publication number
- BR8205706A BR8205706A BR8205706A BR8205706A BR8205706A BR 8205706 A BR8205706 A BR 8205706A BR 8205706 A BR8205706 A BR 8205706A BR 8205706 A BR8205706 A BR 8205706A BR 8205706 A BR8205706 A BR 8205706A
- Authority
- BR
- Brazil
- Prior art keywords
- clave
- selectively
- polyalkylene glycol
- polyalkylene
- glycol
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C27/00—Processes involving the simultaneous production of more than one class of oxygen-containing 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
- C07C29/09—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
-
- 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
- C07C29/60—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by elimination of -OH groups, e.g. by dehydration
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
- C07C41/26—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of hydroxy or O-metal groups
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30722481A | 1981-09-30 | 1981-09-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8205706A true BR8205706A (pt) | 1983-08-30 |
Family
ID=23188793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8205706A BR8205706A (pt) | 1981-09-30 | 1982-09-29 | Processo para clivar seletivamente glicol polialquilenico |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0076461A1 (pt) |
JP (1) | JPS5877831A (pt) |
KR (1) | KR840001539A (pt) |
AU (1) | AU8878282A (pt) |
BR (1) | BR8205706A (pt) |
CA (1) | CA1219004A (pt) |
DD (1) | DD203714A5 (pt) |
ES (1) | ES516000A0 (pt) |
ZA (1) | ZA827068B (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3802783A1 (de) * | 1988-01-30 | 1989-08-10 | Hoechst Ag | Verfahren zur herstellung von alkylenglykoldialkylethern |
JP5827832B2 (ja) * | 2011-07-08 | 2015-12-02 | 株式会社ダイセル | イリジウム−レニウム固体触媒 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE417926C (de) * | 1923-11-26 | 1925-08-22 | Merck Ag E | Verfahren zur Darstellung von Alkoholen aus AEthern |
DE898894C (de) * | 1941-12-05 | 1953-12-07 | Basf Ag | Verfahren zur Gewinnung niedrigermolekularer Polyaethylenglykole oder einfacher AEthylenglykole aus hoehermolekularen Polyaethylenglykolen |
DE2900279A1 (de) * | 1979-01-05 | 1980-07-24 | Hoechst Ag | Verfahren zur herstellung von methylethern |
-
1982
- 1982-09-24 CA CA000412106A patent/CA1219004A/en not_active Expired
- 1982-09-27 ZA ZA827068A patent/ZA827068B/xx unknown
- 1982-09-28 AU AU88782/82A patent/AU8878282A/en not_active Abandoned
- 1982-09-28 ES ES516000A patent/ES516000A0/es active Granted
- 1982-09-29 EP EP82108996A patent/EP0076461A1/en not_active Ceased
- 1982-09-29 JP JP57168708A patent/JPS5877831A/ja active Pending
- 1982-09-29 BR BR8205706A patent/BR8205706A/pt unknown
- 1982-09-29 KR KR1019820004403A patent/KR840001539A/ko unknown
- 1982-09-30 DD DD82243685A patent/DD203714A5/de unknown
Also Published As
Publication number | Publication date |
---|---|
ZA827068B (en) | 1983-07-27 |
ES8308820A1 (es) | 1983-10-01 |
ES516000A0 (es) | 1983-10-01 |
EP0076461A1 (en) | 1983-04-13 |
DD203714A5 (de) | 1983-11-02 |
KR840001539A (ko) | 1984-05-07 |
AU8878282A (en) | 1983-04-14 |
CA1219004A (en) | 1987-03-10 |
JPS5877831A (ja) | 1983-05-11 |
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