Polymer Technology

Zeigler – Natta catalyst (AlR3 – AlCl3) is used in the polymerisation of_________________?

Byadmin March 7, 2019August 25, 2021

Zeigler – Natta catalyst (AlR3 – AlCl3) is used in the polymerisation of_________________?

A. Vinyl acetate
B. Vinyl chloride
C. Propylene
D. Styrene

Polymer Technology

Vinyl flooring is done using _____________ sheets?

Vinyl flooring is done using _____________ sheets?

A. Polypropylene
B. PVC
C. Polythene
D. Polyvinyl acetate

Read More Vinyl flooring is done using _____________ sheets?
Polymer Technology

Tyres are made by___________________?

Tyres are made by___________________?

A. Injection moulding
B. Extrusion
C. Rotational moulding
D. Compression moulding

Read More Tyres are made by___________________?
Polymer Technology

_______________________ is not a condensation polymer ?

_______________________ is not a condensation polymer ?

A. Teflon
B. Nylon-66
C. Dacron
D. Polystyrene

Read More _______________________ is not a condensation polymer ?
Polymer Technology

Automobile steering wheels are normally made of__________________?

Automobile steering wheels are normally made of__________________?

A. Cellulose acetate
B. Cellulose nitrate
C. PVC
D. High density polythene

Read More Automobile steering wheels are normally made of__________________?
Polymer Technology

Cross linked polymers formed from bi-and trifunctional groups in which cross-linkage in three dimensions via few chemical bonding across linear chains occur imparts to the polymer ______________ properties?

Cross linked polymers formed from bi-and trifunctional groups in which cross-linkage in three dimensions via few chemical bonding across linear chains occur imparts to the polymer ______________ properties?

A. Thermoplastic
B. Thermosetting
C. Elastometric
D. Brittleness

Read More Cross linked polymers formed from bi-and trifunctional groups in which cross-linkage in three dimensions via few chemical bonding across linear chains occur imparts to the polymer ______________ properties?
Polymer Technology

The process involved in converting rubber into a thin sheet or coating it on fabric is called__________________?

The process involved in converting rubber into a thin sheet or coating it on fabric is called__________________?

A. Extrusion
B. Mastication
C. Calendaring
D. Vulcanisation

Read More The process involved in converting rubber into a thin sheet or coating it on fabric is called__________________?

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