Which biodegradable polymer was first used for post-operative stitches?
- ADextran
- B$PGA$
- C$PLA$
- D$PHBV$
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Synthetic polymers do not degrade in the environment for a long time. How can biodegradable synthetic polymers be made? Differentiate between biopolymers and biodegradable polymers and give examples of each type.
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View SolutionWhich of the following is an addition and homopolymer?
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View SolutionName the accelerator used to introduce a network of crosslinks in elastomers.
Give reason: Why is the molecular mass of a polymer always expressed as an average?
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View SolutionMatch $List-I$ with $List-II$.
$List-I$ (Polymer) $List-II$ (Monomer) $(A)$ Neoprene $(I)$ Acrylonitrile $(B)$ Teflon $(II)$ Chloroprene $(C)$ Acrilan $(III)$ Tetrafluoroethene $(D)$ Natural rubber $(IV)$ Isoprene
Choose the correct answer from the options given below.
| $List-I$ (Polymer) | $List-II$ (Monomer) |
| $(A)$ Neoprene | $(I)$ Acrylonitrile |
| $(B)$ Teflon | $(II)$ Chloroprene |
| $(C)$ Acrilan | $(III)$ Tetrafluoroethene |
| $(D)$ Natural rubber | $(IV)$ Isoprene |
Choose the correct answer from the options given below.
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