FIELD: chemistry.
SUBSTANCE: invention relates to a reversible colour temperature indicator based on hexa(isothiocyanato)chromate (III) hexa(ε-caprolactam)scandium (III), having reversible colour change when heated to 230°C, and composition thereof is characterised by chemical formula [Sc(ε-C6H11NO)6][Cr(NCS)6].
EFFECT: obtaining thermochromic material which is capable of reversibly changing colour when heated.
1 ex
| Title | Year | Author | Number |
|---|---|---|---|
| BIMETALLIC TEMPERATURE COLOUR INDICATOR | 2009 |
|
RU2415146C1 |
| REVERSIBLE BIMETALLIC TEMPERATURE INDICATORS | 2005 |
|
RU2301974C1 |
| REVERSIBLE THERMOINDICATOR CONTAINING CHROMIUM | 2005 |
|
RU2290648C1 |
| REVERSIBLE THERMOCHEMICAL INDICATOR | 2012 |
|
RU2499800C1 |
| REVERSIBLE COLOUR THERMAL INDICATOR BASED ON DOUBLE COMPLEX COMPOUND | 2014 |
|
RU2551373C1 |
| REVERSIBLE THERMOCHEMICAL INDICATOR BASED ON DOUBLE COORDINATION CONNECTION | 2017 |
|
RU2643150C1 |
| REVERSIBLE COLOR INDICATORS OF TEMPERATURE BASED ON DOUBLE COMPLEX SALTS | 2018 |
|
RU2681430C1 |
| REVERSIBLE CHEMICAL TEMPERATURE INDICATOR | 2019 |
|
RU2715359C1 |
| REVERSIBLE BIMETAL COLOUR TEMPERATURE INDICATOR | 2018 |
|
RU2689772C1 |
| HEAT-SENSITIVE COLOUR REVERSIBLE INDICATOR | 2020 |
|
RU2756438C1 |
