IT1144807B - Procedimento per la stabilizzazione di eteri di glicoli - Google Patents
Procedimento per la stabilizzazione di eteri di glicoliInfo
- Publication number
- IT1144807B IT1144807B IT67453/81A IT6745381A IT1144807B IT 1144807 B IT1144807 B IT 1144807B IT 67453/81 A IT67453/81 A IT 67453/81A IT 6745381 A IT6745381 A IT 6745381A IT 1144807 B IT1144807 B IT 1144807B
- Authority
- IT
- Italy
- Prior art keywords
- alkali metal
- glycol ethers
- stabilization
- procedure
- reaction products
- Prior art date
Links
- -1 GLYCOL ETHERS Chemical class 0.000 title abstract 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 title abstract 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 title abstract 2
- 230000006641 stabilisation Effects 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 238000011105 stabilization Methods 0.000 title 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 3
- 239000007795 chemical reaction product Substances 0.000 abstract 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 abstract 1
- 150000008041 alkali metal carbonates Chemical class 0.000 abstract 1
- 150000001339 alkali metal compounds Chemical class 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 150000007514 bases Chemical class 0.000 abstract 1
- 150000007524 organic acids Chemical class 0.000 abstract 1
- 235000005985 organic acids Nutrition 0.000 abstract 1
Classifications
-
- 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
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
- C07C41/46—Use of additives, e.g. for stabilisation
-
- 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
- C07C41/02—Preparation of ethers from oxiranes
- C07C41/03—Preparation of ethers from oxiranes by reaction of oxirane rings with hydroxy groups
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 |
|---|---|---|---|
| FR8007429A FR2479805A1 (fr) | 1980-04-02 | 1980-04-02 | Procede de stabilisation des ethers de glycol |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8167453A0 IT8167453A0 (it) | 1981-04-01 |
| IT1144807B true IT1144807B (it) | 1986-10-29 |
Family
ID=9240457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT67453/81A IT1144807B (it) | 1980-04-02 | 1981-04-01 | Procedimento per la stabilizzazione di eteri di glicoli |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE888196A (enrdf_load_stackoverflow) |
| DE (1) | DE3112864C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2479805A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2073188B (enrdf_load_stackoverflow) |
| IT (1) | IT1144807B (enrdf_load_stackoverflow) |
| NL (1) | NL8101628A (enrdf_load_stackoverflow) |
| SE (1) | SE8102055L (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4471143A (en) * | 1980-04-21 | 1984-09-11 | The Franklin Institute | Composition for decomposing halogenated organic compounds |
| DE3125107A1 (de) * | 1981-06-26 | 1983-01-13 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung lagerstabiler (poly-)alkylenglycolmonoalkylether |
| US4737314A (en) * | 1985-02-08 | 1988-04-12 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Stabilized alkylene oxide adduct containing lactic acid or a lactate |
| BE1012770A3 (nl) * | 1999-07-02 | 2001-03-06 | Ineos Nv | Werkijze en inrichting voor het industrieel aanmaken van producten door middel van een alkoxylatiereactie. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE605973C (de) * | 1930-11-30 | 1934-11-22 | I G Farbenindustrie Akt Ges | Verfahren zur Herstellung von AEthern aus hydroxylhaltigen organischen Verbindungen und AEthylenoxyd |
| NL272723A (enrdf_load_stackoverflow) * | 1951-05-31 | |||
| GB777978A (en) * | 1953-12-07 | 1957-07-03 | Dow Chemical Co | Trihydroxy polyoxyalkylene ethers of glycerine |
| DE1255653B (de) * | 1965-03-11 | 1967-12-07 | Henkel & Cie Gmbh | Verfahren zur kontinuierlichen Herstellung von Anlagerungsprodukten des AEthylenoxids |
| US3867462A (en) * | 1972-08-24 | 1975-02-18 | Dow Chemical Co | Color inhibitors in glycol ethers |
-
1980
- 1980-04-02 FR FR8007429A patent/FR2479805A1/fr active Granted
-
1981
- 1981-03-30 GB GB8109829A patent/GB2073188B/en not_active Expired
- 1981-03-31 SE SE8102055A patent/SE8102055L/xx not_active Application Discontinuation
- 1981-03-31 BE BE0/204310A patent/BE888196A/fr not_active IP Right Cessation
- 1981-03-31 DE DE3112864A patent/DE3112864C2/de not_active Expired
- 1981-04-01 NL NL8101628A patent/NL8101628A/nl not_active Application Discontinuation
- 1981-04-01 IT IT67453/81A patent/IT1144807B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2479805B1 (enrdf_load_stackoverflow) | 1982-02-26 |
| NL8101628A (nl) | 1981-11-02 |
| GB2073188B (en) | 1984-05-02 |
| DE3112864C2 (de) | 1983-01-05 |
| FR2479805A1 (fr) | 1981-10-09 |
| SE8102055L (sv) | 1981-10-03 |
| DE3112864A1 (de) | 1982-02-18 |
| GB2073188A (en) | 1981-10-14 |
| BE888196A (fr) | 1981-09-30 |
| IT8167453A0 (it) | 1981-04-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950331 |