DK133429B - Fremgangsmåde til stabilisering af vandige formaldehydopløsninger ved hjælp af telomere. - Google Patents
Fremgangsmåde til stabilisering af vandige formaldehydopløsninger ved hjælp af telomere.Info
- Publication number
- DK133429B DK133429B DK687173AA DK687173A DK133429B DK 133429 B DK133429 B DK 133429B DK 687173A A DK687173A A DK 687173AA DK 687173 A DK687173 A DK 687173A DK 133429 B DK133429 B DK 133429B
- Authority
- DK
- Denmark
- Prior art keywords
- telomeres
- aqueous formaldehyde
- formaldehyde solutions
- stabilizing aqueous
- stabilizing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/86—Use of additives, e.g. for stabilisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Water Treatment By Sorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7246197A FR2211942A6 (hu) | 1972-12-26 | 1972-12-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK133429B true DK133429B (da) | 1976-05-17 |
| DK133429C DK133429C (hu) | 1976-10-11 |
Family
ID=9109269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK687173AA DK133429B (da) | 1972-12-26 | 1973-12-18 | Fremgangsmåde til stabilisering af vandige formaldehydopløsninger ved hjælp af telomere. |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US3903121A (hu) |
| JP (1) | JPS5112672B2 (hu) |
| BE (1) | BE808582R (hu) |
| CA (1) | CA996120A (hu) |
| CH (1) | CH560728A5 (hu) |
| CS (1) | CS171658B2 (hu) |
| DD (1) | DD109001A5 (hu) |
| DE (1) | DE2364079A1 (hu) |
| DK (1) | DK133429B (hu) |
| ES (1) | ES421711A2 (hu) |
| FI (1) | FI58488C (hu) |
| FR (1) | FR2211942A6 (hu) |
| GB (1) | GB1440490A (hu) |
| IT (1) | IT1046011B (hu) |
| LU (1) | LU69065A1 (hu) |
| NL (1) | NL180578C (hu) |
| NO (1) | NO138333C (hu) |
| PL (1) | PL94434B1 (hu) |
| SE (1) | SE411203B (hu) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5530270Y2 (hu) * | 1975-03-31 | 1980-07-18 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3268481A (en) * | 1960-11-30 | 1966-08-23 | Inst Francais Du Petrole | Upgrading of heavy residues from isoprene manufacture by reacting said residues withmaleic acid or maleic anhydride |
-
1972
- 1972-12-26 FR FR7246197A patent/FR2211942A6/fr not_active Expired
-
1973
- 1973-12-13 BE BE138819A patent/BE808582R/xx active
- 1973-12-18 DK DK687173AA patent/DK133429B/da not_active IP Right Cessation
- 1973-12-20 CH CH1793373A patent/CH560728A5/xx not_active IP Right Cessation
- 1973-12-20 NO NO4897/73A patent/NO138333C/no unknown
- 1973-12-20 SE SE7317223A patent/SE411203B/sv unknown
- 1973-12-21 US US427306A patent/US3903121A/en not_active Expired - Lifetime
- 1973-12-21 LU LU69065A patent/LU69065A1/xx unknown
- 1973-12-21 FI FI3961/73A patent/FI58488C/fi active
- 1973-12-21 CS CS8910A patent/CS171658B2/cs unknown
- 1973-12-21 DE DE2364079A patent/DE2364079A1/de not_active Withdrawn
- 1973-12-21 GB GB5945573A patent/GB1440490A/en not_active Expired
- 1973-12-21 IT IT70841/73A patent/IT1046011B/it active
- 1973-12-21 CA CA188,823A patent/CA996120A/en not_active Expired
- 1973-12-22 PL PL1973167581A patent/PL94434B1/pl unknown
- 1973-12-24 NL NLAANVRAGE7317663,A patent/NL180578C/xx active Search and Examination
- 1973-12-26 JP JP48144153A patent/JPS5112672B2/ja not_active Expired
- 1973-12-27 DD DD175695A patent/DD109001A5/xx unknown
-
1974
- 1974-12-21 ES ES421711A patent/ES421711A2/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2211942A6 (hu) | 1974-07-19 |
| IT1046011B (it) | 1980-06-30 |
| DD109001A5 (hu) | 1974-10-12 |
| NL7317663A (hu) | 1974-06-28 |
| PL94434B1 (pl) | 1977-08-31 |
| CS171658B2 (hu) | 1976-10-29 |
| FI58488B (fi) | 1980-10-31 |
| CA996120A (en) | 1976-08-31 |
| BE808582R (fr) | 1974-03-29 |
| US3903121A (en) | 1975-09-02 |
| JPS5112672B2 (hu) | 1976-04-21 |
| SE411203B (sv) | 1979-12-10 |
| DE2364079A1 (de) | 1974-07-04 |
| FI58488C (fi) | 1981-02-10 |
| DK133429C (hu) | 1976-10-11 |
| NO138333B (no) | 1978-05-08 |
| LU69065A1 (hu) | 1974-02-22 |
| CH560728A5 (hu) | 1975-04-15 |
| NO138333C (no) | 1978-08-16 |
| ES421711A2 (es) | 1977-07-01 |
| GB1440490A (en) | 1976-06-23 |
| NL180578B (nl) | 1986-10-16 |
| NL180578C (nl) | 1987-03-16 |
| JPS49103991A (hu) | 1974-10-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUP | Patent expired |