Question

4) Textile grade polypropylene fibre is
A) Atactic
B) Isotactic
C) Synditotactic
D) Manufactured using zeigles natta catalyst​

Answer 1

Answer:

$\small \bold \marquee {Isotactic polypropylene (iPP) fibres have a density in the range of 0.90–0.91 g/dm3; the fibres therefore float in water. PP fibres have the lowest density among all commercial textile grade fibres as given in Table 12.1 [3,4]. ... The fibres have a waxy-to-soapy handle and a smooth surface}$