IT8324025A1 - Procedimento per la purificazione di 2,6-xilenolo - Google Patents
Procedimento per la purificazione di 2,6-xilenoloInfo
- Publication number
- IT8324025A1 IT8324025A1 IT1983A24025A IT2402583A IT8324025A1 IT 8324025 A1 IT8324025 A1 IT 8324025A1 IT 1983A24025 A IT1983A24025 A IT 1983A24025A IT 2402583 A IT2402583 A IT 2402583A IT 8324025 A1 IT8324025 A1 IT 8324025A1
- Authority
- IT
- Italy
- Prior art keywords
- xylenol
- purification
- procedure
- 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
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT24025/83A IT1167677B (it) | 1983-12-05 | 1983-12-05 | Procedimento per la purificazione di 2,6-xilenolo |
EP84201711A EP0146170A1 (en) | 1983-12-05 | 1984-11-26 | Process for purifying 2,6 - xylenol |
DK573284A DK573284A (da) | 1983-12-05 | 1984-12-03 | Fremgangsmaade til rensning af 2,6-xylenol |
US06/677,232 US4568776A (en) | 1983-12-05 | 1984-12-03 | Process for purifying 2,6-xylenol |
NO844808A NO158500C (no) | 1983-12-05 | 1984-12-03 | Fremgangsm te fo 2,6-xylenol. |
ES538712A ES8601084A1 (es) | 1983-12-05 | 1984-12-04 | Procedimiento para la purificacion de 2,6 xilenol bruto |
CA000469324A CA1221386A (en) | 1983-12-05 | 1984-12-04 | Process for purifying 2,6-xylenol |
PL25073284A PL250732A1 (en) | 1983-12-05 | 1984-12-05 | Method of purification of crude 2,6-xylenol |
JP59255845A JPS60136528A (ja) | 1983-12-05 | 1984-12-05 | 2,6‐キシレノールの精製法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT24025/83A IT1167677B (it) | 1983-12-05 | 1983-12-05 | Procedimento per la purificazione di 2,6-xilenolo |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8324025A0 IT8324025A0 (it) | 1983-12-05 |
IT8324025A1 true IT8324025A1 (it) | 1985-06-05 |
IT1167677B IT1167677B (it) | 1987-05-13 |
Family
ID=11211547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT24025/83A IT1167677B (it) | 1983-12-05 | 1983-12-05 | Procedimento per la purificazione di 2,6-xilenolo |
Country Status (9)
Country | Link |
---|---|
US (1) | US4568776A (it) |
EP (1) | EP0146170A1 (it) |
JP (1) | JPS60136528A (it) |
CA (1) | CA1221386A (it) |
DK (1) | DK573284A (it) |
ES (1) | ES8601084A1 (it) |
IT (1) | IT1167677B (it) |
NO (1) | NO158500C (it) |
PL (1) | PL250732A1 (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5243093A (en) * | 1990-09-07 | 1993-09-07 | General Electric Company | Process and composition |
KR20010073114A (ko) * | 1998-09-03 | 2001-07-31 | 제이 엘. 차스킨, 버나드 스나이더, 아더엠. 킹 | 용융 결정화 방법에 의한 알킬화 페놀의 정제방법 |
WO2002047489A1 (en) | 2000-12-15 | 2002-06-20 | Wm. Wrigley Jr. Company | Encapsulated acid mixtures and products including same |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1018838A (en) * | 1962-06-04 | 1966-02-02 | Onderzoekinsinst Res Nv | Improvements in and relating to the purification of 2,6-dimethylphenol |
NL285017A (it) * | 1962-11-02 | |||
GB1066032A (en) * | 1963-05-15 | 1967-04-19 | Expl Des Procedes Ab Der Halde | Improvements in and relating to refining processes |
US3598873A (en) * | 1967-04-27 | 1971-08-10 | Universal Oil Prod Co | Means for purifying low melting point solids |
BE716974A (it) * | 1967-06-27 | 1968-12-02 | ||
GB1194220A (en) * | 1967-10-16 | 1970-06-10 | Ici Ltd | Crystallisation Process. |
JPS58201727A (ja) * | 1982-05-18 | 1983-11-24 | Kobe Steel Ltd | 物質の高純度精製法 |
-
1983
- 1983-12-05 IT IT24025/83A patent/IT1167677B/it active
-
1984
- 1984-11-26 EP EP84201711A patent/EP0146170A1/en not_active Ceased
- 1984-12-03 US US06/677,232 patent/US4568776A/en not_active Expired - Fee Related
- 1984-12-03 DK DK573284A patent/DK573284A/da not_active Application Discontinuation
- 1984-12-03 NO NO844808A patent/NO158500C/no unknown
- 1984-12-04 CA CA000469324A patent/CA1221386A/en not_active Expired
- 1984-12-04 ES ES538712A patent/ES8601084A1/es not_active Expired
- 1984-12-05 JP JP59255845A patent/JPS60136528A/ja active Pending
- 1984-12-05 PL PL25073284A patent/PL250732A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
CA1221386A (en) | 1987-05-05 |
JPS60136528A (ja) | 1985-07-20 |
NO844808L (no) | 1985-06-06 |
ES538712A0 (es) | 1985-11-01 |
IT1167677B (it) | 1987-05-13 |
DK573284A (da) | 1985-06-06 |
PL250732A1 (en) | 1985-08-13 |
ES8601084A1 (es) | 1985-11-01 |
IT8324025A0 (it) | 1983-12-05 |
EP0146170A1 (en) | 1985-06-26 |
NO158500C (no) | 1988-09-21 |
NO158500B (no) | 1988-06-13 |
DK573284D0 (da) | 1984-12-03 |
US4568776A (en) | 1986-02-04 |
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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: 19960116 |