RO86118B1 - Compozitie pentru creion termoindicator - Google Patents

Compozitie pentru creion termoindicator

Info

Publication number
RO86118B1
RO86118B1 RO110228A RO11022883A RO86118B1 RO 86118 B1 RO86118 B1 RO 86118B1 RO 110228 A RO110228 A RO 110228A RO 11022883 A RO11022883 A RO 11022883A RO 86118 B1 RO86118 B1 RO 86118B1
Authority
RO
Romania
Prior art keywords
composition
degrees
heat indicator
indicator pen
pencil composition
Prior art date
Application number
RO110228A
Other languages
English (en)
Other versions
RO86118A2 (ro
Inventor
Lidia Panuta
Artemiza Boldijar
George-Dinu Cismaru
Eugenia Ivan
Marioara Popa
Original Assignee
Institutul De Cercetari Chimice-Centrul De Chimie-Fizica
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Institutul De Cercetari Chimice-Centrul De Chimie-Fizica filed Critical Institutul De Cercetari Chimice-Centrul De Chimie-Fizica
Priority to RO110228A priority Critical patent/RO86118B1/ro
Publication of RO86118A2 publication Critical patent/RO86118A2/ro
Publication of RO86118B1 publication Critical patent/RO86118B1/ro

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  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

Inventia se refera la o compozitie pentru creion termoindicator de 120+-5 degree C, utilizat în controlul temperaturii în industrie în locuri greu accesibile masuratorilor de temperatura cu aparate obisnuite . în compozitia creionului termoindicator de 120-5 degree C intra complexul tiocianic al cobaltului cu urotropina (component termosensibil), materiale de umplutura (carbonat de calciu, bioxid de titan) si lianti (parafina si reziduu de polietilena). La temperatura de 120-5 degree C se produce schimbarea prusca a culorii initiale (în 2 sec), de la roz deschis la albastru.
RO110228A 1983-03-05 1983-03-05 Compozitie pentru creion termoindicator RO86118B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO110228A RO86118B1 (ro) 1983-03-05 1983-03-05 Compozitie pentru creion termoindicator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO110228A RO86118B1 (ro) 1983-03-05 1983-03-05 Compozitie pentru creion termoindicator

Publications (2)

Publication Number Publication Date
RO86118A2 RO86118A2 (ro) 1985-02-25
RO86118B1 true RO86118B1 (ro) 1985-03-01

Family

ID=20112760

Family Applications (1)

Application Number Title Priority Date Filing Date
RO110228A RO86118B1 (ro) 1983-03-05 1983-03-05 Compozitie pentru creion termoindicator

Country Status (1)

Country Link
RO (1) RO86118B1 (ro)

Also Published As

Publication number Publication date
RO86118A2 (ro) 1985-02-25

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