FR2283182A1 - Procede de fabrication d'une matiere de pigment constituee par du chromate de plomb a peu pres pur - Google Patents
Procede de fabrication d'une matiere de pigment constituee par du chromate de plomb a peu pres purInfo
- Publication number
- FR2283182A1 FR2283182A1 FR7526224A FR7526224A FR2283182A1 FR 2283182 A1 FR2283182 A1 FR 2283182A1 FR 7526224 A FR7526224 A FR 7526224A FR 7526224 A FR7526224 A FR 7526224A FR 2283182 A1 FR2283182 A1 FR 2283182A1
- Authority
- FR
- France
- Prior art keywords
- chromate
- ions
- lead
- excess
- pigment
- Prior art date
- 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.)
- Granted
Links
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 title abstract 6
- MOUPNEIJQCETIW-UHFFFAOYSA-N lead chromate Chemical compound [Pb+2].[O-][Cr]([O-])(=O)=O MOUPNEIJQCETIW-UHFFFAOYSA-N 0.000 title abstract 4
- 239000000049 pigment Substances 0.000 title abstract 4
- 239000002245 particle Substances 0.000 title abstract 3
- 239000000725 suspension Substances 0.000 abstract 4
- 150000002500 ions Chemical class 0.000 abstract 2
- -1 Cr(VI) ions Chemical class 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000012452 mother liquor Substances 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/14—Compounds of lead
- C09C1/20—Lead chromate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7411395A NL166492C (nl) | 1974-08-27 | 1974-08-27 | Werkwijze ter bereiding van een nagenoeg zuiver lood- chromaatpigmentmateriaal, alsmede voorwerp voorzien van een bekledingslaag, bevattende een door toepassing van de werkwijze bereid pigment. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2283182A1 true FR2283182A1 (fr) | 1976-03-26 |
| FR2283182B3 FR2283182B3 (enExample) | 1979-03-23 |
Family
ID=19821981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7526224A Granted FR2283182A1 (fr) | 1974-08-27 | 1975-08-26 | Procede de fabrication d'une matiere de pigment constituee par du chromate de plomb a peu pres pur |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR2283182A1 (enExample) |
| NL (1) | NL166492C (enExample) |
-
1974
- 1974-08-27 NL NL7411395A patent/NL166492C/xx not_active IP Right Cessation
-
1975
- 1975-08-26 FR FR7526224A patent/FR2283182A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL7411395A (nl) | 1976-03-02 |
| FR2283182B3 (enExample) | 1979-03-23 |
| NL166492C (nl) | 1981-08-17 |
| NL166492B (nl) | 1981-03-16 |
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