FI855093A - FOERFARANDE FOER FRAMSTAELLNING AV EN BLANDPIGMENT INNEHAOLLANDE TITANDIOXID OCH CALCIUM FLUORIDE OCH ANVAENDNING DAERAV SOM PAPPERSPIGMENT. - Google Patents
FOERFARANDE FOER FRAMSTAELLNING AV EN BLANDPIGMENT INNEHAOLLANDE TITANDIOXID OCH CALCIUM FLUORIDE OCH ANVAENDNING DAERAV SOM PAPPERSPIGMENT. Download PDFInfo
- Publication number
- FI855093A FI855093A FI855093A FI855093A FI855093A FI 855093 A FI855093 A FI 855093A FI 855093 A FI855093 A FI 855093A FI 855093 A FI855093 A FI 855093A FI 855093 A FI855093 A FI 855093A
- Authority
- FI
- Finland
- Prior art keywords
- och
- calcium fluoride
- papperspigment
- blandpigment
- titandioxid
- Prior art date
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- Paper (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
The invention relates to a process for producing a pigment which contains titanium dioxide and calcium fluoride. According to the invention, calcium fluoride is formed in situ in an aqueous solution which at the same time contains titanium dioxide, and the resulting mixed pigment, containing calcium fluoride and titanium dioxide, is separated from the aqueous solution. Such a mixed pigment is used as a pigment in paper.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI855093A FI83664C (en) | 1985-12-19 | 1985-12-19 | ANVAENDNING AV ETT BLANDPIGMENT INNEHAOLLANDE TITANDIOXID OCH CALCIUM FLUORIDE SOM PAPPERSPIGMENT. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI855093A FI83664C (en) | 1985-12-19 | 1985-12-19 | ANVAENDNING AV ETT BLANDPIGMENT INNEHAOLLANDE TITANDIOXID OCH CALCIUM FLUORIDE SOM PAPPERSPIGMENT. |
FI855093 | 1985-12-19 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI855093A0 FI855093A0 (en) | 1985-12-19 |
FI855093A true FI855093A (en) | 1987-06-20 |
FI83664B FI83664B (en) | 1991-04-30 |
FI83664C FI83664C (en) | 1991-08-12 |
Family
ID=8521867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI855093A FI83664C (en) | 1985-12-19 | 1985-12-19 | ANVAENDNING AV ETT BLANDPIGMENT INNEHAOLLANDE TITANDIOXID OCH CALCIUM FLUORIDE SOM PAPPERSPIGMENT. |
Country Status (1)
Country | Link |
---|---|
FI (1) | FI83664C (en) |
-
1985
- 1985-12-19 FI FI855093A patent/FI83664C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI855093A0 (en) | 1985-12-19 |
FI83664C (en) | 1991-08-12 |
FI83664B (en) | 1991-04-30 |
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Legal Events
Date | Code | Title | Description |
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MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: KEMIRA OY |