GATE Textile and Fibre - GATE 2017-2018 Questions and Answers

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In the context of thermal bonding of nonwoven web, the statement which is not true is

A thermoplastic component has to be present in the web

Heat is applied until the thermoplastic component melts

The polymer flows by surface tension and capillary action to fibre cross over points

Chemical reaction takes place

Answer : Option D

Explanation :

-NA-

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