Polymer Technology

Nylon-6 as compared to nylon 66 has lower ?

Byadmin March 7, 2019August 25, 2021

Nylon-6 as compared to nylon 66 has lower ?

A. Abrasion resistance
B. Thermal stability
C. Adhesion to rubber
D. Hardness

Polymer Technology

Which of the following polymers does not belong to the class of Polyacrylate polymer ?

Which of the following polymers does not belong to the class of Polyacrylate polymer ?

A. PMMA
B. Polyacrylonitrile
C. Poly Ethyl acrylate
D. None of these

Read More Which of the following polymers does not belong to the class of Polyacrylate polymer ?
Polymer Technology

Addition polymerisation takes place either by a free radical mechanism or ionic mechanism depending on the reagents used. Free radical polymerisation is catalyzed by _______________, which decompose to give free radicals?

Addition polymerisation takes place either by a free radical mechanism or ionic mechanism depending on the reagents used. Free radical polymerisation is catalyzed by _______________, which decompose to give free radicals?

A. Organic peroxides
B. Sulphuric acid
C. Hydrofluoric acid
D. None of these

Read More Addition polymerisation takes place either by a free radical mechanism or ionic mechanism depending on the reagents used. Free radical polymerisation is catalyzed by _______________, which decompose to give free radicals?
Polymer Technology

In a linear polymer, the monomeric units are linked together to form long straight chains. The cross linked or branched chain polymers compared to linear polymers have higher ___________________?

In a linear polymer, the monomeric units are linked together to form long straight chains. The cross linked or branched chain polymers compared to linear polymers have higher ___________________?

A. Densities
B. Melting point
C. Tensile strength
D. Hardness, rigidity & brittleness

Read More In a linear polymer, the monomeric units are linked together to form long straight chains. The cross linked or branched chain polymers compared to linear polymers have higher ___________________?
CHEMICAL ENGINEERING | Polymer Technology

Ebonite is a/an

Question: Ebonite is a/an
[A].

highly vulcanised rubber.
[B].
natural rubber.
[C].
unvulcanised raw rubber.
[D].
adhesive.

Answer: Option A

Explanation:

No answer description available for this question.

Read More Ebonite is a/an
Polymer Technology

Vulcanisation of raw rubber makes it__________________?

Vulcanisation of raw rubber makes it__________________?

A. Soft
B. Less elastic
C. Plastic
D. Tacky

Read More Vulcanisation of raw rubber makes it__________________?
Polymer Technology

Cellulose is the main constituent of most ______________ fibres?

Cellulose is the main constituent of most ______________ fibres?

A. Acrylic
B. Spandex
C. Synthetic
D. Natural

Read More Cellulose is the main constituent of most ______________ fibres?

Similar Posts