Epoxy resin is

Epoxy resin

A

Is a good adhesive

B

Is an elastomer

C

Cannot be used for surface coatings

D

Is a polyester

Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used

A

For surface coating of automobiles & air crafts

B

For fibre making

C

As plasticiser for PVC & nitrocellulose

D

For film forming materials

Epoxy resins (i.e., epoxide polymers)

A

Are made by addition polymerisation reaction only

B

Contain an epoxy group ( ##### ) at the ends of the polymer

C

Are cross-linked polymers only

D

Use emulsion polymerisation methods

Polymethyl methacrylate, which is an acrylic resin, is also called

A

Thiokol

B

Plexiglass or lucite

C

Dacron

D

Teflon

Which of the following polymers belong to the class of formaldehyde resin?

A

Melamine resins

B

Teflon

C

Dacron

D

None of these

Phenol formaldehyde resin is used as an adhesive in making

A

Laminates

B

Card boxes

C

Furniture

D

Books

Condensation polymerisation of formaldehyde with __________ does not produce phenolic resin.

A

Resorcinol

B

Phenol

C

Para-cresol

D

Melamine

Alkyd resin is a/an

A

Polyamide

B

Polyester

C

Polyolefin

D

Addition polymer

Pick up the synthetic resin from the following:

A

Urea resin

B

Phenolic resin

C

Resorcinol resin

D

All of these

The most commonly used resin for making reinforced plastic is

A

Unsaturated polyester

B

Polypropylene

C

Polyurathane

D

Nylon-6

Epoxy resin is

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