CH571467A5 - - Google Patents
Info
- Publication number
- CH571467A5 CH571467A5 CH806372A CH806372A CH571467A5 CH 571467 A5 CH571467 A5 CH 571467A5 CH 806372 A CH806372 A CH 806372A CH 806372 A CH806372 A CH 806372A CH 571467 A5 CH571467 A5 CH 571467A5
- Authority
- CH
- Switzerland
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712138309 DE2138309B2 (de) | 1971-07-30 | 1971-07-30 | Stabilisierung waessriger formaldehydloesungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH571467A5 true CH571467A5 (xx) | 1976-01-15 |
Family
ID=5815372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH806372A CH571467A5 (xx) | 1971-07-30 | 1972-05-31 |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT329528B (xx) |
| BE (1) | BE786965A (xx) |
| CH (1) | CH571467A5 (xx) |
| CS (1) | CS175435B2 (xx) |
| DE (1) | DE2138309B2 (xx) |
| FR (1) | FR2148090A1 (xx) |
| IT (1) | IT961754B (xx) |
| NL (1) | NL169168C (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1063642B (it) * | 1976-11-05 | 1985-02-11 | Montedison Spa | Processo per la stabilizzazione di soluzioni acquose di formaldeide |
| IT1134537B (it) * | 1980-12-02 | 1986-08-13 | Sir Soc Italiana Resine Spa | Soluzioni acquose concentrate e stabili di formaldeide e procedimento per la loro preparazione |
| DE3143920A1 (de) * | 1981-11-05 | 1983-05-11 | Degussa Ag, 6000 Frankfurt | Neue bismelamine |
-
1971
- 1971-07-30 DE DE19712138309 patent/DE2138309B2/de not_active Withdrawn
-
1972
- 1972-05-30 NL NL7207295A patent/NL169168C/xx not_active IP Right Cessation
- 1972-05-31 CH CH806372A patent/CH571467A5/xx not_active IP Right Cessation
- 1972-07-20 CS CS517972A patent/CS175435B2/cs unknown
- 1972-07-27 AT AT647172A patent/AT329528B/de not_active IP Right Cessation
- 1972-07-28 FR FR7227368A patent/FR2148090A1/fr active Granted
- 1972-07-28 BE BE786965A patent/BE786965A/xx unknown
- 1972-07-28 IT IT5184672A patent/IT961754B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| NL169168C (nl) | 1982-06-16 |
| NL169168B (nl) | 1982-01-18 |
| BE786965A (fr) | 1972-11-16 |
| DE2138309A1 (de) | 1973-02-08 |
| FR2148090A1 (en) | 1973-03-11 |
| DE2138309B2 (de) | 1977-12-22 |
| AT329528B (de) | 1976-05-10 |
| NL7207295A (xx) | 1973-02-01 |
| ATA647172A (de) | 1975-08-15 |
| CS175435B2 (xx) | 1977-05-31 |
| FR2148090B1 (xx) | 1976-08-13 |
| IT961754B (it) | 1973-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |