SE315875B - - Google Patents
Info
- Publication number
- SE315875B SE315875B SE52763A SE52763A SE315875B SE 315875 B SE315875 B SE 315875B SE 52763 A SE52763 A SE 52763A SE 52763 A SE52763 A SE 52763A SE 315875 B SE315875 B SE 315875B
- Authority
- SE
- Sweden
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
- C07C43/04—Saturated ethers
- C07C43/13—Saturated ethers containing hydroxy or O-metal groups
- C07C43/132—Saturated ethers containing hydroxy or O-metal groups both carbon chains being substituted by hydroxy or O-metal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/18—Polyhydroxylic acyclic alcohols
- C07C31/24—Tetrahydroxylic alcohols, e.g. pentaerythritol
- C07C31/245—Pentaerythritol
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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 |
|---|---|---|---|
| DE1962M0051501 DE1162824B (de) | 1962-01-19 | 1962-01-19 | Verfahren zur Herstellung von Pentaerythrit und Dipentaerythrit durch Kondensation von Formaldehyd und Acetaldehyd. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE315875B true SE315875B (xx) | 1969-10-13 |
Family
ID=7307144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE52763A SE315875B (xx) | 1962-01-19 | 1963-01-17 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1162824B (xx) |
| GB (1) | GB1025648A (xx) |
| SE (1) | SE315875B (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1136630B (it) * | 1981-05-22 | 1986-09-03 | Montedison Spa | Metodo per il recupero di pentaeritritolo da miscele residue della sintesi da acetaldeide e formaldeide |
| ES2128936B1 (es) * | 1996-05-22 | 2000-01-16 | Patentes Novedades Sa | Procedimiento para la obtencion de pentaeritritol. |
| CN115838323B (zh) * | 2022-11-26 | 2024-07-05 | 云南云天化股份有限公司 | 一种单季戊四醇和二季戊四醇分离的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2629746A (en) * | 1948-06-12 | 1953-02-24 | Hercules Powder Co Ltd | Process of producing pentaerythritol |
| DE919889C (de) * | 1951-03-01 | 1954-11-08 | Degussa | Verfahren zur Aufarbeitung von Pentaerythritloesungen |
| DE1034611B (de) * | 1956-04-23 | 1958-07-24 | Hercules Powder Co Ltd | Verfahren zum Reinigen von Pentraerythrit |
-
1962
- 1962-01-19 DE DE1962M0051501 patent/DE1162824B/de active Pending
-
1963
- 1963-01-17 SE SE52763A patent/SE315875B/xx unknown
- 1963-01-18 GB GB231963A patent/GB1025648A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1025648A (en) | 1966-04-14 |
| DE1162824B (de) | 1964-02-13 |