Q. __________ is not a polyester fibre.

View solution

Q. Lavatory cisterns are normally made of

View solution

Q. Plasticisers are added to synthetic plastics to

View solution

Q. Cellulose is the main contituent of most __________ fibres.

View solution

Q. __________ resins are produced by the condensation polymerisation of formaldehyde with urea or melamine.

View solution

Q. __________ tubes are good substitude for human blood vessels onrheart by-pass operation.

View solution

Q. Nitrile rubber is produced by the polymerisation of

View solution

Q. Celluloid is

View solution

Q. Styrene butadiene rubber (SBR) as compared to natural rubber has

View solution

Q. Which of the following polymers has the tendency of decomposing before melting ?

View solution

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

View solution

Q. Addition polymerisation is not involved in the manufacture of

View solution

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

View solution

Q. Most of the plastics are safe to be used upto a maximum temperature of __________ °C.

View solution

Q. __________ is a homopolymer.

View solution

Q. Plastic tubes & pipes are generally made by __________ moulding.

View solution

Q. Nylon 6 as compared to nylon 6, 6 has lower

View solution

Q. Which of the following is the most important rubber compounding ingradient which is used to improve wearing qualities of both natural rubber & SBR by imparting toughness ?

View solution

Q. __________ is an addition polymer

View solution

Q. Branched chair polymers as compared to linear polymers have

View solution