FR2146403B1 - - Google Patents
Info
- Publication number
- FR2146403B1 FR2146403B1 FR7226088A FR7226088A FR2146403B1 FR 2146403 B1 FR2146403 B1 FR 2146403B1 FR 7226088 A FR7226088 A FR 7226088A FR 7226088 A FR7226088 A FR 7226088A FR 2146403 B1 FR2146403 B1 FR 2146403B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3839—Polyphosphonic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3439971 | 1971-07-22 | ||
| GB1689271A GB1349262A (en) | 1970-05-25 | 1972-04-12 | Hinge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2146403A1 FR2146403A1 (en) | 1973-03-02 |
| FR2146403B1 true FR2146403B1 (forum.php) | 1976-08-13 |
Family
ID=26252306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7226088A Granted FR2146403A1 (en) | 1971-07-22 | 1972-07-19 | Acyldiphosphonic acids - from carboxyl anhydride and phosphorus acid or anhydride used as sequestrants |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2146403A1 (forum.php) |
-
1972
- 1972-07-19 FR FR7226088A patent/FR2146403A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2146403A1 (en) | 1973-03-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |