Q. Hot drink (e.g, tea) cups are usually made of

View solution

Q. Pick out the wrong statement.

View solution

Q. Polyurathane can not be used for making

View solution

Q. Liners of bags are usually made of

View solution

Q. Poly Vinyl chloride (PVC) is a __________ material.

View solution

Q. Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butediene rubber) are

View solution

Q. Polystyrene is a __________ plastic at room temperature.

View solution

Q. Amino resins are used in paper treatment to improve its

View solution

Q. The inter particle forces between linear chains in nylon-66 are __________ bonds.

View solution

Q. Molecular weight of polymers are in the range of

View solution

Q. The physical state in which polymers exist is

View solution

Q. Orlon is

View solution

Q. Acrylonitrile-butadiene-styrene (ABS) copolymer, which is produced by blending styrene-acrylonitfile copolymer with butadiene based elastomer, is a/an

View solution

Q. Polypropylene compared to polythene is

View solution

Q. The rate controlling step in the manufacture of silicone rubber is the

View solution

Q. Buna-S is also called

View solution

Q. Diphenylamine is added to rubber to

View solution

Q. Vulcanisation of raw rubber makes it

View solution

Q. Polystyrene is a light, transparent, thermoplastic material used for making

View solution

Q. Cation exchange resins (0.3 to 1 mm size) used in water treatment is prepared from __________ resins.

View solution