BE623537A - Fabrication de phénol ultra-pur. - Google Patents
Fabrication de phénol ultra-pur.Info
- Publication number
- BE623537A BE623537A BE623537A BE623537A BE623537A BE 623537 A BE623537 A BE 623537A BE 623537 A BE623537 A BE 623537A BE 623537 A BE623537 A BE 623537A BE 623537 A BE623537 A BE 623537A
- Authority
- BE
- Belgium
- Prior art keywords
- ultra
- manufacture
- pure phenol
- phenol
- pure
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/685—Processes comprising at least two steps in series
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15569461A | 1961-11-29 | 1961-11-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE623537A true BE623537A (fr) | 1963-04-12 |
Family
ID=22556426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE623537A BE623537A (fr) | 1961-11-29 | 1962-10-12 | Fabrication de phénol ultra-pur. |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE623537A (fr) |
CH (1) | CH406241A (fr) |
DE (1) | DE1493803A1 (fr) |
LU (1) | LU42534A1 (fr) |
SE (1) | SE311919B (fr) |
-
1962
- 1962-10-12 BE BE623537A patent/BE623537A/fr unknown
- 1962-10-15 LU LU42534D patent/LU42534A1/xx unknown
- 1962-10-26 SE SE1153762A patent/SE311919B/xx unknown
- 1962-11-06 CH CH1296162A patent/CH406241A/de unknown
- 1962-11-07 DE DE19621493803 patent/DE1493803A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
SE311919B (fr) | 1969-06-30 |
LU42534A1 (fr) | 1962-12-15 |
DE1493803A1 (de) | 1969-04-24 |
CH406241A (de) | 1966-01-31 |
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