RO81090B1 - Compozitie pentru creioane termoindicatoare - Google Patents
Compozitie pentru creioane termoindicatoareInfo
- Publication number
- RO81090B1 RO81090B1 RO102934A RO10293480A RO81090B1 RO 81090 B1 RO81090 B1 RO 81090B1 RO 102934 A RO102934 A RO 102934A RO 10293480 A RO10293480 A RO 10293480A RO 81090 B1 RO81090 B1 RO 81090B1
- Authority
- RO
- Romania
- Prior art keywords
- weight
- composition
- thermoindicating
- pencils
- crayons
- Prior art date
Links
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 abstract 2
- 239000004698 Polyethylene Substances 0.000 abstract 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- 229910000011 cadmium carbonate Inorganic materials 0.000 abstract 1
- GKDXQAKPHKQZSC-UHFFFAOYSA-L cadmium(2+);carbonate Chemical compound [Cd+2].[O-]C([O-])=O GKDXQAKPHKQZSC-UHFFFAOYSA-L 0.000 abstract 1
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
- 239000012188 paraffin wax Substances 0.000 abstract 1
- -1 polyethylene Polymers 0.000 abstract 1
- 229920000573 polyethylene Polymers 0.000 abstract 1
- 230000011664 signaling Effects 0.000 abstract 1
- 239000004408 titanium dioxide Substances 0.000 abstract 1
- 239000001993 wax Substances 0.000 abstract 1
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
Compozitie pentru creioane termoindicatoare cu viraj la 175 + - 5 degree C, caracterizata prin aceea ca, în scopul obtinerii unui viraj net de culoare de la alb la portocaliu, în timp de 2 s, este constituita din 38...42% în greutate carbonat de cadmiu; 6...10% în greutate tiouree; 1...3% în greutate bioxid de titan, 3...5% în greutate carbonat de calciu; 15...17% în greutate ceara de polietilena, iar restul pîna la 100% cu greutatea parafina.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO80102934A RO81090A2 (ro) | 1980-12-24 | 1980-12-24 | Compozitie pentru creioane termoindicatoare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO80102934A RO81090A2 (ro) | 1980-12-24 | 1980-12-24 | Compozitie pentru creioane termoindicatoare |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO81090B1 true RO81090B1 (ro) | 1983-01-30 |
| RO81090A2 RO81090A2 (ro) | 1983-02-01 |
Family
ID=20109310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO80102934A RO81090A2 (ro) | 1980-12-24 | 1980-12-24 | Compozitie pentru creioane termoindicatoare |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO81090A2 (ro) |
-
1980
- 1980-12-24 RO RO80102934A patent/RO81090A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO81090A2 (ro) | 1983-02-01 |
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