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What should be added to the plastics , t...

What should be added to the plastics , to change from hard to soft and readily workable into new object .

A

Catalyst

B

Telomers

C

Pasticisers

D

Vulcaniser

Text Solution

Verified by Experts

The correct Answer is:
C
PVC is extremely stiff and hard but the addition of di-n-butyl phthalate plasticisers makes it soft and rubber like.
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ERRORLESS -BIOMOLECULES AND POLYMER-Ordinary Thinking (General methods of preparation and mechanisms of polymerisation)
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  2. Buna-N synthetic rubber is a copolymer of:

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  4. Acetate rayon is prepared from

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  5. When condensation product of hexamethylenediamine and adipic acid is h...

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  6. The s-block element used as a catalyst in the manufacture of buna-S ru...

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  7. Which of the following pair of monomers are used in preparation of PHB...

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  8. Which of the following is a syndiotactic polymer in [-CH(2)-C(YZ)-](n)

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  9. Polymers of the type Z-Mn-Y , i.e those which contain a foreign molecu...

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  10. In the natural rubber ' Caoutchouc'. The isoprene units are joined by

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  11. The degreen of crystallinity of which of the following is highest

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  12. Which is used in the manufacture of plastic

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  13. Polymerization of glycol with dicarboxylic acids is

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  14. The 'mercerised cellulose' is chemically prepared by

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  15. What should be added to the plastics , to change from hard to soft and...

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  16. Celluloid is

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  18. When heated with zinc chloride, lactides forms a linear polymer which ...

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