Nylon-66 is manufactured from ____________________?

Byadmin March 7, 2019August 25, 2021

Nylon-66 is manufactured from ____________________?

A. Adipic acid and Hexamethylene diamine
B. Caprolactam
C. Maleic anhydride and Hexamethylene diamine
D. Dimethyl terephthalate (DMT) and ethylene glycol

Polymer Technology

The physical state in which polymers exist is___________________?

The physical state in which polymers exist is___________________?

A. Melts & rubber like state
B. Amorphous glassy state
C. Partially crystalline state
D. All A., B. and C.

Read More The physical state in which polymers exist is___________________?
Polymer Technology

The monomer of poly vinyl chloride (PVC) is__________________?

The monomer of poly vinyl chloride (PVC) is__________________?

A. Chloroethane
B. Ethylene dichloride
C. Ethyl chloride
D. Chloroform

Read More The monomer of poly vinyl chloride (PVC) is__________________?
Polymer Technology

Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to _________________?

Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to _________________?

A. Protect rubber goods from attack by oxygen & ozone present in the atmosphere
B. Reduce its viscosity to permit easier processing
C. Reduce the time of vulcanisation and quantity of vulcanising agent
D. Increase its viscosity

Read More Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to _________________?
Polymer Technology

Polymerisation of poly functional monomers produces polymers having_________________?

Polymerisation of poly functional monomers produces polymers having_________________?

A. Good mechanical strength
B. Low viscosity
C. Low melting point
D. None of these

Read More Polymerisation of poly functional monomers produces polymers having_________________?
Polymer Technology

Neoprene which is used for making shoe heels & belts is superior to natural rubber in its stability to aerial oxidation and resistance to oils & other solvents. The monomer used for making neoprene is_________________?

Neoprene which is used for making shoe heels & belts is superior to natural rubber in its stability to aerial oxidation and resistance to oils & other solvents. The monomer used for making neoprene is_________________?

A. Chloroethane
B. Chloroprene
C. Isoprene
D. None of these

Read More Neoprene which is used for making shoe heels & belts is superior to natural rubber in its stability to aerial oxidation and resistance to oils & other solvents. The monomer used for making neoprene is_________________?
Polymer Technology

Poly-methyl-methacrylate (PMMA) is known as_______________?

Poly-methyl-methacrylate (PMMA) is known as_______________?

A. Bakelite
B. Teflon
C. Perspex
D. Nylon-6

Read More Poly-methyl-methacrylate (PMMA) is known as_______________?

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