Melt spinning of polymers involves the forcing of polymer melt through spinnerettes (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the __________ fibres.
Options
A. acrylic
B. polyester
C. nylon 6:6
D. polypropylene
Correct Answer
acrylic
Polymer Technology problems
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1. Cation exchange resins used in water treatment is made from __________ resin.
Correct Answer: adipic acid and hexamenthylene diamine.
3. In a linear polymer, the monomeric units are linked together to form long straight chains. The cross linked or branched chain polymers compared to linear polymers have higher
10. In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the __________ fibres.