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Which the following is true about cross linked polymers ? a) Three dimensional polymers b) Close packing c) Eq: Urea-formaldehyde polymers d) hard and brittle

Which the following is true about cross linked polymers ?

a) Three dimensional polymers 

b) Close packing 

c) Eq: Urea-formaldehyde polymers  

d) hard and brittle  

 

  • Option 1)

    a,c,d

  • Option 2)

    a,b

  • Option 3)

    b,d

  • Option 4)

    c,d

 
Answers (1)
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Cross Linked / Network Polymers -

Rigid structure formed from bi-functional and tri-functional monomers forming strong covalent bonds.

- wherein

Bakellite, Melamine

 

 Close packing is true for linear polymers, rest are true for cross-linked ploymers.


Option 1)

a,c,d

Option 2)

a,b

Option 3)

b,d

Option 4)

c,d

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