Fenoplasztok
Quiz
•
Chemistry
•
11th Grade
•
Hard
ELŐD Z.
Used 2+ times
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17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Milyen típusú műanyagok a novolakok?
Hőre keményedő
Hőre lágyuló
Rugalmas
Fémekkel erősített
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Milyen katalizátor szükséges a novolakok előállításához?
Bázikus
Savas
Semleges
Fémkatalizátor
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mi szükséges a novolakok térhálósításához?
Vízzel való kezelés
Hexametilén-tetramin
Fémoxidok
Lúgos közeg
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Melyik anyag NEM alapanyaga a fenoplasztoknak?
Formaldehid
Fenol
Etilén
Metiléncsoport
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ki találta fel a fenoplasztokat?
Marie Curie
Leo Baekeland
Dmitrij Mengyelejev
Alfred Nobel
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Melyik tulajdonság jellemző a térhálósított fenoplasztokra?
Hőre lágyulnak
Bomlanak magas hőmérsékleten
Oldódnak vízben
Vezetik az elektromos áramot
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Melyik ipari alkalmazás NEM tartozik a fenoplasztokhoz?
Villamos szigetelők
Féktárcsák
Laminált bútorfelületek
Élelmiszercsomagolás
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