Question

What are semi synthetic polymers?

Answer 1

Semi synthetic polymers are those which are prepared from both petroleum and natural products. Like Rayon is prepared from the wood pulp and some man made products.
Rayon is the first semi synthetic polymer in the world . While Nylon is the first fully synthetic polymer.

Answer 2

$\huge\orange{As-Slamu-Alykum}$

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$\huge\blue{Semi synthetic polymer :-}$

AS is clear from its name , it is semi synthetis means synthesised by natural and artifical way .

Semi synthesized polymer means a natural polymer which is treated with chemical .

$\huge\purple{Example:-}$

NITROCELLULOSE is obtained by treating cellulose with chemical .

So......

CELLULOSE is natural polymer but is treated with chemical to form nitrocellulose now nitrocellulose is called semi synthetic polymer .

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$\huge\blue{INSHALLAH it will help U}$